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Apple FW800 manual

Models: FW800

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Hardware Symptom Charts Bluetooth Password Error Beeps Wire and Flex Cables Misc. Symptoms PMU Reset pads on logic board Apple Service Diagnostic ASD Display Panel Assembly Battery

Page 122

Apple Service Diagnostic Main screen

Apple Service Diagnostic Select test tab

4 - PowerBook G4 (15-inch FW800) Troubleshooting

General Information

Page 121 Page 123

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Apple FW800 manual

Page 121 Page 123

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Contents

Service Source PowerBook G4 15-inch FW800  Service Source Take Apart General Information Overview Tools New ProceduresImportant Note Serial Number Location Foot Preliminary Step Procedure Page Battery Part Location Preliminary Steps Procedure Memory Door Memory Cards Procedure Page Replacement Procedure Page Page Page AirPort Extreme Card Procedure Page Page Page Page Top Case Part Location Before you begin, remove the following Battery Memory door Page Page Page Page Page Replacement Notes Replacement Procedure Page Page Page Page Keyboard Procedure Page Page Page Page Replacement Procedure Page Page Backup Battery Procedure Replacement Procedure Page Optical Drive Procedure Page Page Page Hard Drive Procedure Page Page Modem Procedure Replacement Procedure Page Bluetooth Procedure Page Page Left Blower Procedure Page Ambient Light Sensor Boards Procedure Page Page Logic Board Preliminary Steps Page Page Page Logic Board PowerBook G4 15-inch FW800 Take Apart Replacement Procedure Page Page Page Page Right Blower Procedure Right USB Board Procedure Page Speakers Procedure Page PC Card Cage Procedure Page AirPort Extreme Slot & Flex Cable Procedure Page Page Display Panel Assembly Procedure Page Page Page Page Heatsink and Blowers Assembly Procedure Page Sound/DC-In Board Procedure Page Page Page Page Bottom Case Assembly Procedure Page  Service Source Troubleshooting Wire and Flex Cables Cable or Flex Cable Name Signals Running Through It Cable or Flex Cable Name Signals Running Through It Apple Hardware Test 2.0.6 AHT Hardware Troubleshooting Tools and TipsApple Service Diagnostic ASD Page Resetting the Power Manager Unit PMU Power-on pads on logic board PMU Reset pads on logic board Caps lock LED power check Customer forgot password Software Troubleshooting Tips and ToolsLogin window and account Safe Mode Knowledge Base Articles Hardware Symptom Charts How to Use the Symptom Charts Power Adapter Note Startup Page Prohibitory Sign Kernel Panic dialog box Flashing question mark appears on the screen System shuts down intermittently System shuts down almost immediately after startup Computer beeps once at startup Error BeepsApplication Quits, Kernel panic or other booting problems Computer beeps four times at startup Computer beeps twice at startupComputer beeps three times at startup AirPort connection is slow AirPort Extreme CardAirPort Extreme Card not recognized Battery wont charge BatteryBattery will not eject Bluetooth Bluetooth Card not recognized by other devices Display Display latch not working Hard Drive Internal hard drive will not initialize No keyboard illumination KeyboardNo response from any key on keyboard Microphone is not working MicrophoneHalf keyboard is illuminated Modem does not respond can hear dial tone ModemNo modem dial tone Optical Drive Difﬁculty writing to optical media PC Card will not insert into the PC Card slot PC CardPorts PC Card does not mount to the desktop FireWire port is not recognizing devices USB device not recognized by computer Sound No sound from speakers Distorted sound from speakers Cursor intermittently does not move or moves erratically Cursor does not move when you are using trackpadTrackpad Video Sleep LED does not come on when lid is closed Misc. SymptomsDate and Time settings reset all the time Feet came off the bottom case

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