Service Source Power Mac G5 - Retrocomputing.net

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Front Panel Board Connector Pin# Signal Type 1 25V 2 V-GND 3 FW TPA Twisted Pair Shield 110 Ohm 4 FW TPA + Twisted Pair Shield 110 Ohm 5 CHASSIS GND FW 6 CHASSIS GND USB 7 FW TPB Twisted Pair Shield 100 Ohm 8 FW TPB+ Twisted Pair Shield 100 Ohm 9 USB PWR 10 USB GND 11 USB Twisted Pair Shield 60 Ohm 12 USB+ Twisted Pair Shield 60 Ohm 13 LED 14 PWR BTN 15 AUDIO SENSE 16 AUDIO COM Twisted TRI 17 AUDIO RIGHT Twisted TRI 18 AUDIO LEFT Twisted TRI General Information Power Mac G5 Troubleshooting - 9
Optical and Serial ATA Hard Drive Cable Connectors Power Optical SP1 (HD1) SP2 (HD2) Pin# Color Pin# Color Pin# Color Pin# Color 1 BLK 4 BLK 2 BLK 3 BLK 3 BLK 1 BLK 4 BLK 2 BLK 2 BLK 5 BLK 3 BLK 3 BLK 6 BLK 1 BLK 1 BLK 7 BLK 4 BLK 4 BLK Media Bay Temperature Sensor Cable 7 Pin Signal 5 Pin 4 Pin Connector Connector Connector 1 3.3V 1 1 2 [ ]G B CLK 2 3 ] [G B DAT 2 4 GND 4 2 5 OVER TEMP 5 6 DOOR AJAR 1 3 7 3.3V SLEEP 4 10 - Power Mac G5 Troubleshooting General Information
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apple Service Source Power Mac G5 U
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Overview Power Mac G5 is a 64-bit d
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What’s New Overview PowerPC G5—
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Video The Power Mac G5 computer com
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apple Service Source Take Apart Pow
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Opening the Computer Tools No tools
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3. Remove the air deflector and pla
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Procedure 1. Release the drive lock
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Replacement Note: When replacing th
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Procedure 1. Disconnect the optical
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6. If you are replacing the drive w
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Front Inlet Fan(s) The front inlet
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2. If you are replacing the fan(s)
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Memory (DIMMs) Depending on the mod
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Procedure 1. Locate the DIMM slots
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33 MHz PCI slots and cannot use PCI
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AirPort Extreme Card Only the AirPo
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Battery Tools No tools are required
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Rear Exhaust Fan(s) Tools The follo
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4. If you are replacing the fans, u
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Speaker/Fan Assembly Tools The only
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4. If you are replacing the fan, us
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Procedure 1. Remove the two screws
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Procedure 1. Remove the two Bluetoo
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Procedure 1. Remove the metal G5 ca
Page 51 and 52: Replacement Note: If you are replac
Page 53 and 54: Procedure 1. Route the modem filter
Page 55 and 56: Replacement Note: Make sure the mod
Page 57 and 58: Procedure 1. Disconnect the black a
Page 59 and 60: Front Panel Board Cable Tools No to
Page 61 and 62: PCI Card Guide Tools The only tool
Page 63 and 64: Power Supply Tools The only tools r
Page 65 and 66: 4. Remove the four power supply mou
Page 67 and 68: Air Deflector Sensor Board Tools Th
Page 69 and 70: Logic Board Tools The only tools re
Page 71 and 72: 5. Carefully tilt the logic board u
Page 73 and 74: 12. Install the modem filter board
Page 75 and 76: Replacement Procedure 1. Temporaril
Page 77 and 78: PCI Divider Tools The only tools re
Page 79 and 80: 3. Remove the modem filter board ca
Page 81 and 82: Thermistor Cable Tools The only too
Page 83 and 84: Front Inlet Fan Cable Tools The onl
Page 85 and 86: Front Panel Board Tools The only to
Page 87 and 88: 3. Carefully pull the board a short
Page 89 and 90: Power Button Tools The only tools r
Page 91 and 92: 4. Lift up and remove the power but
Page 93 and 94: apple Service Source Troubleshootin
Page 95 and 96: PCI and AGP Cards The Power Mac G5
Page 97 and 98: Block Diagram General Information P
Page 99 and 100: Pinouts Power Supply P1 Connector P
Page 101: Front Inlet Fan Connector Pin# Sign
Page 105 and 106: No power (LED on/off, no fans, no b
Page 107 and 108: Modem 1. Replace modem 2. Replace m
Page 109 and 110: Exploded Views Exploded View 1 Supe
Page 111 and 112: Internal Views Overview Optical Dri
Page 113 and 114: External Views Front View Optical D
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