Apple Power Macintosh G3 Specifikace

Service Source K Power Macintosh G3/MacintoshServer G3 (Blue and White) Power Macintosh G3 (Blue and White),Macintosh Server G3 (Blue and White),Mac

Hot Issues SDRAM DIMMS - 8 Power Macintosh G3/Macintosh Server G3 (Blue and White). However, there have been some recent efforts to qualify PC100 SD

Take Apart Hard Drive, Ultra2 LVD SCSI - 31 2 Disconnect the SCSI hard drive power cable (P5). Caution: Pull the SCSI power cable straight out of

Take Apart Hard Drive, Ultra2 LVD SCSI - 32 4 Remove the hard drive carrier mounting screw.

Take Apart Hard Drive, Ultra2 LVD SCSI - 33 5 Pull the drive carrier back and lift up at an angle to release the carrier tabs from the slots in the

Take Apart Hard Drive, Ultra2 LVD SCSI - 34 7 If you’re returning the drive to Apple, remove the SCSI data cable and terminator (black plastic housi

Take Apart Hard Drive, Ultra2 LVD SCSI - 35 8 If you’re returning the drive to Apple, remove the four screws from the hard drive carrier.9 Lift the

Take Apart Hard Drive, Ultra2 LVD SCSI - 36 10 If you’re replacing the thermal pad on the drive, remove the old pad and apply the new pad to the sam

Take Apart Hard Drive, Ultra2 LVD SCSI - 37 the second drive in the carrier’s upper bay and attach screws through the sides of the carrier into the

Take Apart Carrier Support Plate - 38 Carrier Support Plate Note: Perform this procedure only on units with a version 2 chassis and only if you mus

Take Apart Carrier Support Plate - 39 1 Remove the two support plate mounting screws from the bottom of the unit.

Take Apart Carrier Support Plate - 40 2 Lift the plate at an angle and remove it from the computer.

Hot Issues SGRAM Video Memory - 9 memory configuration will be 1024 Mbytes (1.0 gigabyte). When using 256 MB DIMMs in a Power Macintosh G3/Macintosh

Take Apart Video Card and DVD Decoder Module - 41 Video Card and DVD Decoder Module Before you begin, do the following: • Open the side access panel

Take Apart Video Card and DVD Decoder Module - 42 1 If a DVD decoder module is installed and you are replacing it, remove the module by pulling it s

Take Apart Video Card and DVD Decoder Module - 43 2 Remove the video card mounting screw. 3 Gently lift up on the video card to remove it from the P

Take Apart Ultra2 LVD SCSI Card - 44 Ultra2 LVD SCSI Card Before you begin, open the side access panel.

Take Apart Ultra2 LVD SCSI Card - 45 1 Remove the Ultra2 LVD SCSI card mounting screw. 2 Disconnect the Ultra2 LVD SCSI cable from the PCI card. No

Take Apart FireWire Board - 46 FireWire Board Before you begin, open the side access panel.

Take Apart FireWire Board - 47 1 Remove the screw securing the FireWire board to the I/O panel.2 Remove the screw that secures the FireWire board to

Take Apart Modem - 48 Modem Before you begin, open the side access panel. Note: The modem is a build-to-order option or upgrade kit. If you’re ins

Take Apart Modem - 49 1 Remove the screw (located next to the modem port) that secures the modem to the I/O panel.2 Remove the screw that secures th

Take Apart Modem - 50 3 Carefully disconnect the flexible modem cable from the logic board. Important: The modem cable is very fragile.4 Gently

Service Source K Basics Power Macintosh G3/MacintoshServer G3 (Blue and White)

Take Apart Modem - 51 5 With a jeweler’s screwdriver, pry the metal tabs up on the top shield.6 Carefully disconnect the flexible modem cable from t

Take Apart Modem - 52 7 Remove the screw securing the modem to the bottom shield.

Take Apart Modem - 53 8 Note: There are two tiny metal tabs on the inside of the bottom shield. The modem rests on these tabs so the modem does no

Take Apart Modem - 54 9. Carefully spread the sides of the bottom shield out just enough so the modem clears the tabs, and starts to fall out of the

Take Apart Processor Module - 55 Processor Module Before you begin, open the side access panel.

Take Apart Processor Module - 56 1 Remove the screw that attaches the heatsink ground cable to the logic board. Replacement Note: If the heatsink

Take Apart Processor Module - 57 ± Warning: The heatsink may be hot to the touch. 2 While pressing down on the top of the heatsink clip, use a sma

Take Apart Processor Module - 58 4 Lift the heatsink off of the processor module.

Take Apart Processor Module - 59 5 Lift the lever to release the processor module.

Take Apart Processor Module - 606 Handle the processor by the edges and gently lift it straight up to remove. Be careful not to bend the pins undern

Basics Overview - 1 Overview The Power Macintosh G3 computer is Apple’s leading performance and multiple configuration system for creative content c

Take Apart Processor Module - 617 Remove the warranty sticker and jumper block if replacing the logic board only.yellow jumper:450 MHzwhite jumper: 4

Take Apart Processor Module - 62Important: When replacing the processor module, you must change the processor jumper block and warranty sticker to b

Take Apart Processor Module - 638 Install the jumper as shown. Be sure to cover the pins as shown and to install the jumper block with the gold conn

Take Apart Processor Module - 64Install a gap filler on a new processor. Caution: On modules with capacitors, make sure all capacitors show through t

Take Apart SDRAM DIMM - 65SDRAM DIMMBefore you begin, open the side access panel.

Take Apart SDRAM DIMM - 661 Push down on the connector clips to unlock the DIMM.2 Lift the memory module out of the slot.

Take Apart CD-ROM/DVD-ROM/DVD-RAM/Zip Drive Bezel - 67CD-ROM/DVD-ROM/DVD-RAM/Zip Drive BezelBefore you begin, open the side access panel.

Take Apart CD-ROM/DVD-ROM/DVD-RAM/Zip Drive Bezel - 681 From inside of the chassis, behind the front panel, push the two bezel tabs forward to releas

Take Apart CD-ROM, DVD-ROM, or DVD-RAM Drive - 69CD-ROM, DVD-ROM, or DVD-RAM DriveBefore you begin, do the following:• Open the side access panel.• R

Take Apart CD-ROM, DVD-ROM, or DVD-RAM Drive - 701 Remove the two screws on the drive carrier. The drive carrier is removed from the computer as a un

Basics Features - 2 Features There are standard features available with every Power Macintosh G3 computer, as well as configure-to-order features th

Take Apart CD-ROM, DVD-ROM, or DVD-RAM Drive - 712 From inside the chassis, push the drive carrier forward about one inch.3 Disconnect the following

Take Apart CD-ROM, DVD-ROM, or DVD-RAM Drive - 725 Continue sliding the drive carrier out of the computer. Important: The drive carrier may be diffi

Take Apart CD-ROM, DVD-ROM, or DVD-RAM Drive - 73Note: Perform the following procedure if you are replacing the CD-ROM, DVD-ROM, DVD-RAM, or Zip dri

Take Apart CD-ROM, DVD-ROM, or DVD-RAM Drive - 74drive back into the carrier, lift the back of the drive slightly so that the drive is flush against

Take Apart Zip Drive - 75Zip DriveIf removing the Zip drive, follow the procedures for removing the CD-ROM or DVD-ROM Drive. Important: The Zip/CD-

Take Apart Fan - 76FanBefore you begin, open the side access panel.

Take Apart Fan - 771 Remove the two screws on the fan bracket.2 Pull the fan bracket down to access the power-to-fan connector. 3 Disconnect the powe

Take Apart Fan - 784 Lift fan bracket out of the computer.Replacement Note: The fan bracket has two holes (on the top) that join with two tabs on the

Take Apart Fan - 79Perform the following procedure only if you are replacing the fan.5 Using a Phillips screwdriver, remove the four screws securing

Take Apart Power Supply - 80Power SupplyBefore you begin, do the following:• Open the side access panel.• Remove the CD/DVD-ROM/Zip bezel.• Move the

Basics Features - 3 • RAM: Four DIMM slots for 168-pin industry standard SDRAM (synchronous dynamic access memory) DIMMs (dual inline memory module

Take Apart Power Supply - 811 Disconnect the following power cables:• cables P6 and P7, going to the CD-ROM/Zip drive• cable P4 going to the front p

Take Apart Power Supply - 822 Using a 2.5 mm allen wrench, remove the three screws on the rear vented panel.

Take Apart Power Supply - 833 On the inside of the chassis, remove the screw that attaches the power supply to the power supply shelf.4 Slide the pow

Take Apart Power Supply - 84and reattach it to the new power supply.Replacement Note: You must set the power supply voltage switch to the correct set

Take Apart Handle, Top Front - 85Handle, Top Front No preliminary steps are required before you begin this procedure.

Take Apart Handle, Top Front - 861 Using a 2.5 mm allen wrench, remove the two allen screws.2 Lift the handle from the computer.

Take Apart Handle, Top Front - 87Replacement Note: When installing the handles (top front and top rear) orient them so that the three tiny bumps on t

Take Apart Handle, Top Rear - 88Handle, Top RearNo preliminary steps are required before you begin this procedure.

Take Apart Handle, Top Rear - 891 Using a 2.5 mm allen wrench, remove the two allen screws.2 Lift the handle from the computer. Replacement Note: See

Take Apart Panel, Top - 90Panel, TopBefore you begin, remove the following:• top front handle• top rear handle

Basics Features - 4 • Hard drives: Standard Macintosh configurations include one internal Ultra ATA hard drive, or one, two, or three internal Ultr

Take Apart Panel, Top - 911 Slide the top panel back, towards the power supply, to unhook the tabs.2 Lift the top panel from the chassis.

Take Apart Panel, Front - 92Panel, FrontBefore you begin, remove the following:• top front handle• lower front support• lower front panel • CD-ROM/D

Take Apart Panel, Front - 931 Open the side access panel. Locate the front panel tabs.

Take Apart Panel, Front - 942 Using a screwdriver, carefully push the tabs inward to release them from the chassis. 3 Pull the front panel off the ch

Take Apart Panel, Rear, Vented - 95Panel, Rear, VentedBefore you begin, remove the following:• top rear handle• lower rear support ±Warning: When th

Take Apart Panel, Rear, Vented - 961 Open the side access panel.2 Remove the three 2.5 mm allen screws.3 Push in on the six tabs to release the panel

Take Apart Panel, Rear, Vented - 974 Once the tabs are released, carefully pull the rear panel forward to remove.

Take Apart Panel, Side, Right - 98Panel, Side, Right Before you begin, remove the following:• PCI cards (if present)• video card• FireWire board (if

Take Apart Panel, Side, Right - 991 Remove the four 2.5 mm allen screws on the side panel.

Take Apart Panel, Side, Right - 1002 Open the side access panel.3 Remove the two Phillips screws attaching the side chassis frame to the panel latch.

Basics Features - 5 • Zip drive: Optional 100 MB ATAPI Zip drive. If the Zip drive option is not installed at the time of purchase, data and power

Take Apart Panel, Side, Right - 1014 Using a flatblade screwdriver or needlenose pliers, push or squeeze the plastic tabs (protruding through the sid

Take Apart Panel, Side, Left - 102Panel, Side, LeftNo preliminary steps are required before you begin this procedure.

Take Apart Panel, Side, Left - 1031 Remove the four 2.5 mm allen screws on the side panel.

Take Apart Panel, Side, Left - 1042 Open the side access panel.3 Remove the fan screws and drop the fan bracket down to access the plastic panel tabs

Take Apart Panel, Side, Left - 1054 Using a needlenose pliers, squeeze the tabs (located behind the fan bracket) to release the left side panel from

Take Apart Panel, Latch - 106Panel, LatchBefore you begin, open the side access panel and remove the following:• PCI cards (if present)• video card•

Take Apart Panel, Latch - 1071 Remove the four Phillips screws holding the panel to the chassis. 2 Note: Yellow arrows indicate tab locations.Slide

Take Apart Panels, Lower Front and Lower Rear - 108Panels, Lower Front and Lower Rear Before you begin, do the following:• Place the computer on its

Take Apart Panels, Lower Front and Lower Rear - 109Note: The computer is shown upside down.1 Lift the lower front panel or the lower rear panel from

Take Apart Supports, Front and Rear - 110Supports, Front and Rear Before you begin, place the computer on an ESD mat and turn the unit upside down.±W

Basics Features - 6 • Keyboard: Apple USB keyboard with function keys and inverted-T cursor motion keys. It is also a bus-powered USB hub with two

Take Apart Supports, Front and Rear - 1111 Using a 2.5 mm allen wrench, remove the four allen screws, two screws for each support.

Take Apart Supports, Front and Rear - 1122 Lift the support off the computer.

Take Apart Panel, I/O Cover - 113Panel, I/O CoverBefore you begin, do the following:• Open the side access panel.• Remove the logic board.

Take Apart Panel, I/O Cover - 1141 Remove the two screws on the I/O panel. 2 Push the I/O panel inward to remove it from the chassis frame.

Take Apart Panel, I/O Cover - 115Note: The I/O cover is difficult to remove, take your time prying the plastic tabs.3 Using a jeweler’s screwdriver,

Take Apart Speaker - 116SpeakerBefore you begin, do the following:• Open the side access panel.• Remove the hard drive carrier.• Disconnect the main

Take Apart Speaker - 1171 Open the cable clamps.2 Disconnect the speaker cable from the logic board at J34.3 Free the cable from the cable clamps and

Take Apart Speaker - 1184 Push the speaker tab in and pull the speaker housing back to release.5 Remove the speaker housing from the computer. 6 Remo

Take Apart Front Panel Board - 119Front Panel BoardBefore you begin, do the following:• Open the side access panel.• Remove the hard drive carrier to

Take Apart Front Panel Board - 1201 Disconnect the front panel cable, J2 cable (FireWire), and open the cable clamps.

Basics Features - 7 • Fan speed control: The speed of the fan is thermally controlled and is automatically set to the lowest possible speed to mini

Take Apart Front Panel Board - 1212 Using a screwdriver, press tabs in on the front panel shield.3 Pull the front panel shield away from the chassis.

Take Apart Front Panel Board - 1225 Push in and pry up on the three tiny metal tabs to release the front panel board from the front panel shield.

Take Apart I/O Panel - 123I/O PanelBefore you begin, do the following:• Open the side access panel. • Remove the logic board.

Take Apart I/O Panel - 1241 Remove the two screws on the I/O panel.

Take Apart I/O Panel - 1252 Tilt the I/O panel forward and remove.

Service Source K Troubleshooting Power Macintosh G3/MacintoshServer G3 (Blue and White)

Troubleshooting General/Block Diagram - 1 General Block Diagram

Troubleshooting General/Architecture of the Main Logic Board - 2 Architecture of the Main Logic Board The architecture of the main logic board is ba

Troubleshooting General/Logic Board Diagram - 3 Logic Board DiagramJ1 IDEJ15 Ultra2 ATAJ23 PowerBatteryS5 Power ButtonS4 Cuda ButtonJ8 CD AudioJ31

Troubleshooting General/Logic Board Troubleshooting - 4 Logic Board Troubleshooting Power-On Self Test There is a power-on self test that resides in

Service Source K Hot Issues Power Macintosh G3/MacintoshServer G3 (Blue and White)

Basics Configure-to-Order - 8 Configure-to-Order The build-to-order options that follow are available from the Apple Store. For more information vi

Troubleshooting General/Logic Board Troubleshooting - 5 Resetting the Cuda Chip The Cuda is a microcontroller chip. Its function is to • Turn system

Troubleshooting General/Logic Board Troubleshooting - 6 Resetting the Logic Board Resetting the logic board can resolve many system problems (see th

Troubleshooting General/Logic Board Troubleshooting - 7 Note: This procedure resets the computer’s PRAM. Be sure to check the computer’s time/date

Troubleshooting General/Logic Board LEDs - 8 Logic Board LEDs There are seven LEDs on the Power Macintosh G3/Macintosh Server G3 (Blue and White) co

Troubleshooting General/Logic Board LEDs - 9 DS4 and DS5 = USB power for downstream devices DS5 = USB port 1- lowerDS4 = USB port 2- upperWhen illum

Troubleshooting General/Logic Board LEDs - 10 a successful/normal boot, the sequence will look like:1. Unit is powered on and other LEDs will illumi

Troubleshooting General/Logic Board LEDs - 11 DS7 & DS8 = Power Indication In a working unit, these LEDs should be in sync with each other: both

Troubleshooting General/Logic Board LEDs - 12 Logic Board LEDs LocatorDS5DS9DS8DS7DS6DS1DS4

Troubleshooting General/Processor and Jumper Block - 13 Processor and Jumper Block The logic board comes with a removable processor module. The proc

Troubleshooting General/Processor and Jumper Block - 14 module. Failure to install the jumper block properly will result in a unit that does not boo

Basics Front and Rear View - 9 Front and Rear View

Troubleshooting General/PCI Expansion Slots - 15 PCI Expansion Slots The logic board uses the industry-standard peripheral component interconnect (P

Troubleshooting General/PCI Expansion Slots - 16 6.88-inch and 12.283-inch PCI cards as defined by the PCI Local Bus Specification, Revision 2.1. PC

Troubleshooting General/PCI Expansion Slots - 17 board. (The slots are labeled on the back of the I/O panel cover.) If the card is not seated correc

Troubleshooting General/SDRAM Do’s and Don’ts - 18 SDRAM Do’s and Don’ts Note: The Power Macintosh G3/Macintosh Server G3 (Blue and White) can onl

Troubleshooting General/SDRAM Do’s and Don’ts - 19 Do not use:• parity SDRAM DIMMs• ECC (error correcting) SDRAM DIMMs• registered or buffered SDR

Troubleshooting General/SDRAM Do’s and Don’ts - 20 recent efforts to qualify PC100 SDRAM for earlier versions of G3.Zero MB of memory is soldered to

Troubleshooting General/Power Supply Verification - 21 Power Supply Verification The Power Macintosh G3 (Blue and White) logic board requires a “tric

Troubleshooting General/Power Supply Verification - 22 1. Plug in a known-good power cord into the back of the computer. Note: Do not turn on the

Troubleshooting General/Power Supply Verification - 23 3. Start up the computer by pressing the power button on the front of the computer. Note: V

Troubleshooting General/Power Supply Verification - 24 not present, replace the power supply; otherwise, go to the next step.6. Connect the black le

Basics Right Side View - 10 Right Side View

Troubleshooting General/Power Supply Verification - 25 8. The testing is complete. You have just verified that the power supply is not the cause of

Troubleshooting General/HFS Plus Formatted Drives - 26 HFS Plus Formatted Drives Some Power Macintosh G3 computers ship with hard drives that are f

Troubleshooting General/HFS Plus Formatted Drives - 27 verify whether or not the customer may have used the wrong disk repair software for their dri

Troubleshooting General/HFS Plus Formatted Drives - 28 appear as “Mac OS Extended.”For more information on HFS Plus formatting of hard drives, refer

Troubleshooting General/VGA-to-Macintosh Adapters - 29 VGA-to-Macintosh Adapters To avoid symptoms, “No video” or “Black Screen” situations do not u

Troubleshooting Symptom Charts/How to Use the Symptom Charts - 30 Symptom Charts How to Use the Symptom Charts The Symptom Charts included in this c

Troubleshooting Symptom Charts/System - 31 System System is completely dead1 Check LEDS DS7 and DS8 on the logic board. In a working unit, these LED

Troubleshooting Symptom Charts/System - 32 the Logic Board” earlier in this chapter for instructions.)7 Replace the logic board if the problem persi

Troubleshooting Symptom Charts/System - 33 4 Reseat DIMMS.5 Reset the logic board. Refer to “Resetting the Logic Board” mentioned earlier in this ch

Troubleshooting Symptom Charts/System - 34 2 Verify that only PC-100 SDRAM DIMMs are installed and not EDO memory.3 Run MacTest Pro to locate the ba

Basics Left Side View - 11 Left Side View

Troubleshooting Symptom Charts/System - 35 drives from the logic board. Do you have video?8 Replace the video card.9 Replace the logic board.10 Repl

Troubleshooting Symptom Charts/System - 36 System shuts down intermittently1 Check that the fan cable is connected and the fan is operational. 2 Mak

Troubleshooting Symptom Charts/System - 37 system software with the CD that came with the unit.3 Verify software is Power Macintosh compatible (cont

Troubleshooting Symptom Charts/System - 38 During startup, following message is displayed, “This startup disk will not work on this Macintosh model.

Troubleshooting Symptom Charts/System - 39 only after you reconnect a particular USB device, replace that USB device.4 Test for bad memory. Run MacT

Troubleshooting Symptom Charts/Error Beeps - 40 Error Beeps Computer beeps once at startup1 One beep means that no RAM is installed or detected.2 Re

Troubleshooting Symptom Charts/Error Beeps - 41 3 Reseat processor module and try again.4 Replace processor module and try again.5 Replace logic boa

Troubleshooting Symptom Charts/Video and Sound - 42 Video and Sound Screen is black, but boot tone is present, drive operates, fan is running, and L

Troubleshooting Symptom Charts/Video and Sound - 43 6 Reset Cuda chip. (Refer to “The Cuda Chip” in this chapter for instructions.)7 Reset logic boa

Troubleshooting Symptom Charts/Video and Sound - 44 Screen is black, there is no boot tone, and drive does not operate, but fan is running and LED i

Basics Internal Locator - 12 Internal LocatorCD-ROM/DVD-ROMDrive BayZip Drive (optional)Drive Bay 1Drive Bay 2Drive Bay 3Monitor C

Troubleshooting Symptom Charts/Video and Sound - 45 9 Replace monitor cable.10 Replace the video card.11 Replace processor module.12 Replace logic b

Troubleshooting Symptom Charts/Video and Sound - 46 defective monitor.8 Replace processor module.9 Replace logic board. Distorted Video 1 Adjust the

Troubleshooting Symptom Charts/Video and Sound - 47Erroneous text or characters appear on the screen1 Check the keyboard and the keyboard connection.

Troubleshooting Symptom Charts/Video and Sound - 48Screen jitter 1 Reseat the video card.2 Replace the video card.No sound from computer’s speaker1 B

Troubleshooting Symptom Charts/Hard Drive - 49Hard DriveSingle internal hard drive does not operate; drive doesn’t spin1 Check if you can see the dri

Troubleshooting Symptom Charts/Hard Drive - 504 If more than one SCSI device is on the SCSI chain, remove one device at a time and retest. Replace th

Troubleshooting Symptom Charts/CD-ROM and DVD-ROM Drives - 51CD-ROM and DVD-ROM DrivesCD-ROM tray won’t open 1 Verify CD-ROM software is good. Reinst

Troubleshooting Symptom Charts/CD-ROM and DVD-ROM Drives - 52“Cannot open” error message appears when Apple DVD Player launched 1 Make sure DVD-ROM d

Troubleshooting Symptom Charts/Zip Drive - 53Zip DriveZip drive does not operate1 Replace Zip disk with known-good disk.2 Does the drive have power?

Troubleshooting Symptom Charts/Zip Drive - 54Zip Disk does not eject 1 Switch off computer. Hold down mouse button while you switch computer on.2 Rei

Basics I/O Panel/Rear View - 13 I/O Panel/Rear ViewLockable Cover LatchFireWire Ports (2)(ADB) PortInternal Modem Card(o

Troubleshooting Symptom Charts/Input Device Problems - 55Input Device Problems

Troubleshooting Symptom Charts/Input Device Problems - 56Cursor moves, but clicking USB mouse button has no effect1 Boot from bootable CD and test.2

Troubleshooting Symptom Charts/Input Device Problems - 574 Replace keyboard.5 Replace logic board. Known-good USB printer does not work1 Verify you h

Troubleshooting Symptom Charts/Input Device Problems - 583 Open the Chooser and verify that you have the correct printer selected.4 Does printer show

Troubleshooting Symptom Charts/Input Device Problems - 595 If a known-good keyboard and mouse don’t work when connected to the I/O panel, replace log

Troubleshooting Symptom Charts/Network Problems - 60Network ProblemsEthernet connection drops off line by itself1 Try another Ethernet cable.2 Reinst

Troubleshooting Symptom Charts/Network Problems - 61Unable to see any network devices1 Open the Network control panel and select the Ethernet option.

Troubleshooting Symptom Charts/Modem - 62ModemThe internal modem is not recognized.1 Make sure the correct CCL and extension files installed.2 Reseat

Troubleshooting Symptom Charts/Modem - 63Computer freezes when modem dialsExtensions are in conflict or the Mac OS is corrupted. Enable only the Mac

Troubleshooting Symptom Charts/Modem - 64The system returns an error message when launching an Internet browserBrowser software is not installed corr

Basics Logic Board Diagram - 14 VOID WarrentySeal if BrokenJ1 IDEJ15 Ultra2 ATAJ23 PowerBatteryS5 Power ButtonS4 Cuda ButtonJ8 CD AudioJ31Front Pane

Troubleshooting Symptom Charts/Modem - 65speed.) If the problem continues, contact the phone company to report the bad phone line.4 Verify that the u

Troubleshooting Symptom Charts/Miscellaneous - 66network administrator for more information.Modem is slow responding 1 Too many people are using the

Service Source K Upgrades Power Macintosh G3/MacintoshServer G3 (Blue and White)

Upgrades DRAM Upgrade - 1 DRAM Upgrade The Power Macintosh G3/Macintosh Server G3 (Blue and White) can be expanded to a maximum of 1024 MB by adding

Upgrades DRAM Upgrade - 2 not need to be installed in pairs. It is recommended that DIMMs be installed in the first slot available closest to the ce

Upgrades DRAM Upgrade - 3 DRAM DIMM Installation 1 Lift the latch on the right side of the computer.2 Lower the access panel onto a clean, flat surf

Upgrades DRAM Upgrade - 4 3 Align a DRAM DIMM in the DRAM slot so the notches line up with the ribs inside the slot.4 Push the DIMM down evenly unti

Upgrades Drive Upgrades - 5 Drive Upgrades The Power Macintosh G3/Macintosh Server G3 (Blue and White) has five internal drive bays: three in the lo

Upgrades Drive Upgrades - 6 Ultra ATA Drives The Power Macintosh G3/Macintosh Server G3 (Blue and White) can accommodate either one or two internal

Upgrades Drive Upgrades - 7 However, the system will operate at the speed of the slowest device. For optimal performance using the Ultra2 LVD SCSI c

Basics RAM Expansion - 15 RAM Expansion The Power Macintosh G3 logic board provides four PC-100 DIMM slots, supporting a maximum of 256 MB per DIMM

Upgrades Drive Upgrades - 8 • ATAPI drives, including CD-ROM, DVD-ROM, and Zip drives. SCSI ID Numbers If the computer came with one Ultra2 LVD SCSI

Upgrades Drive Upgrades - 9 SCSI Drive Upgrade Procedure Before you begin, open the side access panel. Note: This procedure is based on computers u

Upgrades Drive Upgrades - 10 installed ATA drives.2 Disconnect the ribbon cable from the PCI card for any installed SCSI drives.3 Remove the screw f

Upgrades Drive Upgrades - 11 4 Unplug the power cord from any hard drives attached to the drive carrier.5 Slide the drive carrier assembly toward th

Upgrades Drive Upgrades - 12 7 Position the drive so that the drive’s connectors face away from the sheet metal side of the drive carrier. 8 Screw t

Upgrades Drive Upgrades - 13 Note: The SCSI cable included with factory-installed SCSI drives has a built-in terminator block, so no terminator is

Upgrades Drive Upgrades - 14 12 Plug the power cables into the hard ddrives.13 Reconnect the main power cable bundle and the drives’ ribbon cable. N

Upgrades Drive Upgrades - 15 Sample SCSI Hard Drive and Cable Configurations To install a SCSI hard drive in drive bay 3, attach the ribbon cable plu

Upgrades Drive Upgrades - 16 with double-stick foam tape to make it lie flat.For maximum performance, use Ultra2 devices on an Ultra2 PCI card.

Upgrades Drive Upgrades - 17 Zip Drive Upgrade Before you begin, open the side access panel.The Zip drive upgrade kit includes an internal Zip drive

Basics RAM Expansion - 16 Note: Zero MB of memory is soldered to the Power Macintosh G3 logic board. If all four of the DIMM slots are empty, the

Upgrades PCI Expansion Cards - 18 PCI Expansion Cards The Power Macintosh G3/Macintosh Server G3 (Blue and White) has four expansion slots that acce

Upgrades PCI Expansion Cards - 19 supplies a monitor port occupies PCI slot 1. This slot can accommodate 3.3 volt cards with 66 MHz frequency and 32

Upgrades PCI Card Installation - 20 PCI Card Installation Before you begin, open the computer using the procedures in the Take Apart chapter of this

Upgrades PCI Card Installation - 21 3 Align the PCI card’s connector with the expansion slot and press down firmly until the card is seated in the s

Upgrades PCI Card Installation - 22 cover and the port access cover screw. Note: Do not leave an empty PCI slot uncovered. An uncovered port can af

Upgrades Modem Installation - 23 Modem Installation Note: If you’re installing the modem upgrade kit, continue with these procedures. If you are

Upgrades Modem Installation - 24 1 Open the side access panel.

Upgrades Modem Installation - 25 2 Remove the screw that secures the modem plug on the I/O panel.3 Remove the modem plug.4 Position the modem so the

Upgrades Modem Installation - 26 5 Secure the two modem screws. One screw attaches to the logic board, and the other attaches to the I/O panel.

Upgrades Modem Installation - 27 6 Carefully connect the flexible modem cable to the logic board.7 Close the side access panel.

Basics RAM Expansion - 17 No L2 Cache Expansion The back-side L2 cache is integrated into the design of the microprocessor module. No cache expansi

Service Source K Exploded View Power Macintosh G3/MacintoshServer G3 (Blue and White)

Exploded View 1 Jumper Block Kit300 MHz 076-0759350 MHz 076-0760400 MHz 076-0758450 MHz 076-0788Logic Board Rev. 1 661-2104 Rev. 2 661-2194Mod

Exploded View 2Zip Bezel Kit076-0762Front Panel922-3684 Left Side Panel922-3685Right Side Panel 922-3686I/O PanelCover922-3700Latch Gromet922-

Exploded View 3Computer Power CordCablesPhone Cable Ice 922-3763Cable, Keyboard Extension 922-3677Ultra ATA Cable 922-3714 Ver. 1922-3860 Ver. 2 A

Hot Issues Introduction - 1 Introduction This chapter is designed to highlight unique or high-priority product issues that you should be aware of be

Basics DVD-ROM and DVD MPEG2 Decode Card Module - 18 DVD-ROM and DVD MPEG2 Decode Card Module The DVD-ROM drive configuration includes an DVD MPEG2

Basics Peripheral Component Interconnect (PCI) - 19 Peripheral Component Interconnect (PCI) The Power Macintosh G3 computer includes four PCI expan

Basics Peripheral Component Interconnect (PCI) - 20 Expansion Card Power Requirements The combined power consumption of expansion cards must not exc

Basics Drives Installed - 21 Drives Installed There are five internal drive bays. Three are in the lower part of the computer and two are in front o

Basics Drives Installed - 22 The computer provides support for the following types of internal hard drives:• ATA devices (includes ATA, ATA-2, and A

Basics Drives Installed - 23 Ultra ATA Drives The Power Macintosh G3/Macintosh Server G3 (Blue and White) can accommodate either one or two internal

Basics Drives Installed - 24 installed in the lower part of the computer in drive bay 1, near the front of the computer. If it came with two drives,

Basics Drives Installed - 25 Other Types of SCSI Drives The SCSI card inside the Power Macintosh G3 supports other types of Wide Ultra SCSI drives,

Basics Drives Installed - 26 ATAPI CD-ROM Drive The Power Macintosh G3 computer has a 24x- or 32x-speed internal ATAPI CD-ROM drive. The CD-ROM driv

Basics Drives Installed - 27 Optional ATAPI Zip Drive The Zip drive is an ATAPI drive and is connected as device 1 (slave) in an ATA Device 0/1 (ma

Hot Issues Processor Module vs. Card - 2 Processor Module vs. Card Whereas previous Power Macintosh computers featured a user-installable processor

Basics I/O Ports - 28 I/O Ports ADB Port The Power Macintosh G3 computer has an Apple Desktop Bus (ADB) port for ADB devices and ColorSync control

Basics I/O Ports - 29 mouse similar to the USB keyboard and mouse introduced with the iMac computer. Keyboard The computer comes with an Apple USB

Basics I/O Ports - 30 FireWire Ports The computer includes two external FireWire IEEE 1394 ports on the rear panel of the enclosure. The features o

Basics I/O Ports - 31 Ethernet Port The Power Macintosh G3 computer has a built-in 10/100 Mbps Ethernet port. The user can connect it to either a 1

Basics Internal Modem - 32 Internal Modem The Power Macintosh G3 computer includes an option for an internal modem. The modem interface to the main

Basics Sound - 33 Sound The Power Macintosh G3 is not configured as a typical AV-style Power Macintosh in that it does not have RCA jacks for sound

Basics Sound - 34output jack. The Power Macintosh G3 computer also records sound from several sources: an analog sound source connected to the line-

Basics Sound - 35The Burgundy IC provides the stereo sound output to both the internal speakers and the sound output jack. The sound output jack has

Basics Sound - 36Note: The Apple PlainTalk microphone requires power from the main computer, which it obtains by way of an extra-long, 4-conductor

Basics Sound - 37Digitizing SoundThe sound circuitry digitizes and records sound as 44.1 kHz 16-bit samples. If a sound sampled at a lower rate on an

Hot Issues Warranty Sticker - 3 Warranty Sticker There is a warranty sticker that covers the processor module jumper. The customer’s warranty is voi

Basics - 38The Burgundy IC provides separate sound buffers for input and for stereo output so that the computer can record and send digitized sound

Basics The Cuda Chip - 39The Cuda ChipThe Cuda is a microcontroller chip. Its function is to:• Turn system power on and off.• Manage system resets fr

Basics Resetting the Logic Board - 40Resetting the Logic BoardResetting the logic board can resolve many system problems (refer to “Symptom Charts” f

Basics Resetting the Logic Board - 416 Reassemble the computer and test the unit.Note: This procedure resets the computer’s PRAM. Be sure to check t

Basics Voltage Switch - 42Voltage SwitchThe power supply is not self-configuring for different input voltages. The voltage switch is delivered precon

Basics Repair Strategy - 43Repair StrategyService the Power Macintosh G3/Macintosh Server G3 (Blue and White) computers through module exchange and p

Basics Repair Strategy - 44White) and Macintosh Server G3 (Blue and White) “Service Price Pages.”Large businesses, universities, and K-12 accounts mu

Basics Repair Strategy - 45For US inquiries, please call Service Provider Support at 800-919-2775 and select option #1.Canadian OrderingCanadian Serv

Basics Warranty/AppleCare/ARIS - 46Warranty/AppleCare/ARISUS Only Power Macintosh G3 computers are covered under the Apple One-Year Limited Warranty.

Service Source K Specifications Power Macintosh G3 /Macintosh Server G3 (Blue and White)

Hot Issues I/O Card - 4 I/O Card Some I/O functions on the Power Macintosh G3/Macintosh Server G3 logic board are handled through a removable I/O ca

Specifications Introduction - 1 Introduction Specifications information for this product can be found in the Spec Database, which you can access at

Specifications Hard Drive Specifications - 2 Hard Drive Specifications 6 GB - 5400 rpm drive Typical Seek Times: 2 ms Average: <10 m

Specifications Hard Drive Specifications - 3 Ultra SCSI-3: 20 MB/s Buffer Size: 128 KB Typical Power On to Drive Ready: 15 s 12G

Specifications Hard Drive Specifications - 4 Data Transfer Rates (Buffer-to-Host) ATA Ultra DMA/33: 33.3 MB/s PIO Mode 4: 1

Specifications Hard Drive Specifications - 5 Interface transfer rate (SCSI max): 20 MB/s, 40 MB/s, and 80 MB/s (see note 3) Minimum sus

Specifications Hard Drive Specifications - 6 Configuration Interface Fast, Fast Wide, SCA-2, SCSI-3 (ULTRA) Fast & Wide, SCA-2, UL

Specifications Hard Drive Specifications - 7 Latency (average): 4.17 ms Media transfer rate: 108.6 to 171.1 Mbps Interface transf

Specifications Hard Drive Specifications - 8 Power consumption Efficiency index 0.0012 to 0.0008 W/MB (see note 4) Physical d

Specifications Hard Drive Specifications - 9 Non-Operating Temperature: 0° to 65° C Relative humidity (non condensing): 5 to 95

Service Source K Take Apart Power Macintosh G3/MacintoshServer G3 (Blue and White)

Hot Issues SDRAM DIMMS - 5 Characteristics of the memory to be used in Power Macintosh G3/Macintosh Server G3 (Blue and White) are:• PC-100 SDRAM• 3

Take Apart - 1 Tools • Flatblade screwdriver• Phillips screwdriver• Allen wrench (2.5 mm), to remove the power supply, side panels, top and rear ha

Take Apart Opening the Computer - 2 Opening the Computer No preliminary steps are required before you begin this procedure.

Take Apart Opening the Computer - 3 1 Lift the latch to unlock the right side panel. Note: Make sure security bar is in the unlock position.2 Gent

Take Apart Logic Board - 4 Logic Board Before you begin, open the side access panel and remove the following:• PCI cards (if present)• video card• F

Take Apart Logic Board - 5 1 Disconnect all the cables from the logic board.2 Using a Phillips screwdriver, remove the logic board mounting screws a

Take Apart Logic Board - 6 3 Tilt the logic board so that the ports clear the openings in the I/O panel.4 Lift the board out of the computer. Import

Take Apart Logic Board - 7 also cover the processor jumper with a new warranty sticker, which comes with the replacement logic board. This sticker m

Take Apart Hard Drive, IDE /ATA - 8 Hard Drive, IDE /ATA Before you begin, open the side access panel. Note: This computer can accommodate either

Take Apart Hard Drive, IDE /ATA - 9 Hard Drive Carriers: Version 1 and Version 2 (Flat and U-shaped) Power Macintosh G3/Macintosh Server G3 computer

Take Apart Hard Drive, IDE /ATA - 10 Version 1 1 Disconnect the main power cable and the Ultra ATA hard drive data cable from the logic board. 2 Dis

Hot Issues SDRAM DIMMS - 6 Do not use:• parity SDRAM DIMMs.• ECC (error correcting) SDRAM DIMMs.• registered or buffered SDRAM• DIMMs with fewer t

Take Apart Hard Drive, IDE /ATA - 11 5 Slide the carrier toward the rear of the computer to unhook the carrier tabs from the chassis slots. Lift the

Take Apart Hard Drive, IDE /ATA - 12 6 Remove the four screws from the underside of the hard drive carrier.7 Lift the hard drive off the carrier. No

Take Apart Hard Drive, IDE /ATA - 13 Version 2 Note: The procedure illus-trated here shows a drive attached to the version 2 flat carrier. The proc

Take Apart Hard Drive, IDE /ATA - 14 2 Remove the hard drive carrier mounting screw.

Take Apart Hard Drive, IDE /ATA - 15 3 Pull the drive carrier back and lift up at an angle to release the carrier tabs from the slots in the chassis

Take Apart Hard Drive, IDE /ATA - 16 5 If you’re returning the drive to Apple, remove the screws that mount the hard drive to the carrier.6 Lift the

Take Apart Hard Drive, IDE /ATA - 17 Replacement Note: To install two drives in the version 2 U-shaped carrier, install the first drive in the bott

Take Apart Hard Drive, IDE /ATA - 18 Replacement Note: When reconnecting a dual-drive ATA cable to drives installed in a U-shaped carrier, be sure

Take Apart Hard Drive, Ultra2 LVD SCSI - 19 Hard Drive, Ultra2 LVD SCSI Before you begin, open the right side access panel. Note: If the unit has a

Take Apart Hard Drive, Ultra2 LVD SCSI - 20 terminator so you don’t need to add one. You can connect external Ultra2 LVD SCSI devices to the port on

Hot Issues SDRAM DIMMS - 7 DIMMs installed in the machine, and set memory timing equal to the slowest DIMM.Therefore, for maximum performance use on

Take Apart Hard Drive, Ultra2 LVD SCSI - 21 You must assign a SCSI ID number to every additional device and the number must not conflict with the ID

Take Apart Hard Drive, Ultra2 LVD SCSI - 22 Hard Drive Carriers: Version 1 and Version 2 (Flat and U-shaped) Power Macintosh G3/Macintosh Server G3

Take Apart Hard Drive, Ultra2 LVD SCSI - 23 Version 1 1 Disconnect the Ultra2 SCSI data cable from the Ultra2 SCSI card.

Take Apart Hard Drive, Ultra2 LVD SCSI - 24 2 Disconnect the main power cable and the SCSI hard drive power cable (P5). Replacement Note: The powe

Take Apart Hard Drive, Ultra2 LVD SCSI - 25 5 Pull the hard drive carrier toward the rear of the computer to unhook the carrier from the chassis.

Take Apart Hard Drive, Ultra2 LVD SCSI - 26 6 Lift the carrier and drive out of the chassis. 7 Remove the SCSI data cable and terminator (black plas

Take Apart Hard Drive, Ultra2 LVD SCSI - 27 9 If you’re returning the drive to Apple, remove the four screws from the hard drive carrier.10 Lift the

Take Apart Hard Drive, Ultra2 LVD SCSI - 28 Version 1 Carrier Replacement 1 Make sure any cables underneath the hard drive carrier are lying flat in

Take Apart Hard Drive, Ultra2 LVD SCSI - 29 4 Install the hard drive retainer and screw into place. 5 Connect all cables to the hard drive(s).P5 att

Take Apart Hard Drive, Ultra2 LVD SCSI - 30 Version 2 Note: The procedure illus-trated here shows a drive attached to the version 2 flat carrier. T