Apple G4 manual

Page 250

 

Troubleshooting

Symptom Charts/ Video - 52

 

 

 

Screen jitter

1 Verify there are no environmental factors causing jitter.

2Check all cable connections.

3Make sure that the video card driver and firmware are updated to the most recent versions.

4Test with a known-good monitor. Replace the monitor, if necessary. Refer to the appropriate monitor manual to troubleshoot a defective monitor.

5Reseat the video card.

6Replace the video card.

7Replace the logic board.

Page 249 Page 251
Image 250
Page 249 Page 251
Contents Service Source Power Mac G4 Macintosh Server G4 Basics Overview Product DescriptionIdentifying Versions Power Mac G4 New Technologies Standard Configurations ProcessorMemory Storage Graphics Support Electrical Requirements and Agency Approvals Environmental RequirementsSize and Weight Configure-to-Order Options Power Mac G4 AGP Graphics/Gigabit Ethernet Views Power Mac G4 Digital Audio ViewsPower Mac G4 AGP Graphics/Gigabit Ethernet Internal Locator Power Mac G4 QuickSilvers/Digital Audio Internal LocatorPowerMac G4 AGP Graphics/Gigabit Ethernet Logic Boards USBPowerMac G4 QuickSilvers/Digital Audio Logic Board Power Mac G4 PCI Graphics Logic Board Repair Strategy/Warranty Strategy and OrderingUSA Ordering Canadian Ordering WarrantyOnly Canada Only Take Apart Identifying Models Power Mac G4 GeneralPage Page Tools Procedures Opening the ComputerPage Video Card Page Take Apart Video Card Before you begin, open the side access panel Page Page Page Page Page Modem, PCI Graphics Page Important The modem Page Page Page Page FireWire Board, PCI Graphics Page Processor Fan, Power Mac G4 QuickSilvers Page Processor Module, Power Mac G4 QuickSilvers Page Page ±Warning When Page Replacement Note When ±Warning HoldImportant If you are Module, you must also Processor Module AGP Graphics/Gigabit Ethernet/Digital Audio ±Warning When Page To Apple. Make sure the hole Processor Module, PCI Graphics Page Page Page Page Processor Replacement Note Position Important If you are Logic Board, Power Mac G4 QuickSilvers Page Replacing the logic board Logic Board, AGP Graphics/Gigabit Ethernet/Digital Audio Page Memory cards, modem, Logic Board, PCI Graphics Page You must transfer Page Sdram Dimm Sdram Dimm Hard Drive, IDE /ATA Page Page Page Page Replacement Note To install Reconnecting a dual-drive Hard Drive, Ultra2 LVD ScsiPage Page Page Replacement Note Page Page Page Important Before Ultra2 LVD Scsi Card Page Carrier Support Plate Page Page CD/DVD Drive, Power Mac G4 QuickSilvers Page Page Page Page Inserting the drive carrier Zip Bezel/Blank Bezel, Power Mac G4 QuickSilvers Page Zip Drive, Power Mac G4 QuickSilvers Page Page Page Page Page Replacement Note When Before you begin, open the side access panel Page Page Page Page Page Page Page Zip Drive, PCI/AGP Graphics/Gigabit Ethernet/Digital Audio Fan, Power Mac G4 QuickSilvers Page Replacement Note Use Page Bracket, make sure Before you begin, open the side access panel Page Replacement Note The fan Page Power Supply, Power Mac G4 QuickSilvers Page Page Page Page Page Page Replacement Note If you Replacement Note You must Page Page Page Page Page Page Speaker, Power Mac G4 QuickSilvers Page Page Speaker, PCI/AGP Graphics/Gigabit Ethernet/Digital Audio Page Page Front Panel Board, Power Mac G4 QuickSilvers Page Page Before you begin, open the side access panel Page Page Antenna Page Page Top Handles, Front Rear Page Installing the top handles Top Panel Page Supports, Front Rear Page Lower Panels, Front Rear Page Front Panel Page CD/DVD Drive Door, Power Mac G4 QuickSilvers Page Page Page Rear Vented Panel Page Page Latch Panel Page Right Side Access Panel Page Page Page Left Side Panel Page Page Page Panel, PCI Graphics Page Page Panel Cover Page Troubleshooting Block Diagrams Power Mac G4 QuickSilvers/Digital Audio Block DiagramPower Mac G4 Gigabit Ethernet Block Diagram Main Logic BoardPower Mac G4 AGP Graphics Block Diagram Power Macintosh G4 PCI Graphics Block Diagram Power-On Self Test Page Logic Board Diagrams Power Mac G4 QuickSilvers/Digital Audio Logic Board DiagramMonitor Power Macintosh G4 PCI Graphics Logic Board Diagram Resetting the PMU on the Logic Board Logic Board TroubleshootingProcessor Module Page Page Logic Board LEDs Power Mac G4 all models except PCI Graphics Power Macintosh G4 PCI Graphics Resetting the Cuda Chip Power Macintosh G4 PCI Graphics Resetting the PCI Logic Board Logic Board LEDs Power Macintosh G4 PCI Graphics DS1 = ATA drive activityDS4 and DS5 = USB power for downstream devices Page DS6 = Ultra ATA bus activity DS7 & DS8 = Power IndicationDS9 = CPU Bus Request Power Macintosh G4 PCI Graphics LEDs Locator Power Supply Verification Verification ProcedurePower Mac G4 AGP or PCI see Figure Power Supply 20-Pin Connector Page Power Supply 22-Pin Connector Page Power Supply 22-Pin Connector and 4-Pin Connector Page Page Page Sdram DIMMs PCI/AGP/Gigabit Ethernet QuickSilvers/ Digital AudioPower Mac G4 all models except PCI Graphics Power Macintosh G4 PCI GraphicsVideo Card Installation PCI CardsPower Mac G4 QuickSilvers/Digital Audio Power Mac G4 PCI Graphics/AGP Graphics/Gigabit EthernetCleaning Procedure for Card Connectors VGA-to-Macintosh Adapters Cable Select Drives in QuickSilver 2002EDSymptom Charts How to Use the Symptom ChartsStartup Page Page Page Page Page Error Tones Page Page Video Page Page Page Page Sound Page Hard Drive CD/DVD Drives Zip Drive Page USB Devices Page Page FireWire Devices Network Problems Modem Page Page Troubleshooting Symptom Charts/ Modem Page Upgrades Installation Procedures Dram Dimm Sdram Dimm AirPort Card Adapter Important After installing Page Exploded View Power Mac G4 AGP Graphics Covers Power Mac G4 AGP Graphics- Screw Matrix CablesPower Mac G4 Gigabit Ethernet Covers Power Mac G4 Gigabit Ethernet- Screw Matrix Power Mac G4 Digital Audio Covers Power Mac G4 Digital Audio- Screw Matrix Power Mac G4 QuickSilver 922-4568 Power Mac G4 QuickSilver- Screw Matrix Video card fence to video card661-2617 Fan Fan Bracket 922-4572 Zip Drive PCI Slots Shield Covers Power Mac G4 QuickSilver 2002- Screw Matrix Power Mac G4 PCI Graphics 922-3981 Power Mac G4 PCI GraphicsScrew Matrix
Related manuals
Manual 4 pages 51.63 Kb Manual 104 pages 10.41 Kb Manual 88 pages 18.35 Kb Manual 88 pages 62.92 Kb Manual 139 pages 43.17 Kb Manual 11 pages 60.62 Kb
Top Page Image Contents