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Apple
Powerbank G4
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Service Source Troubleshooting
Models:
Powerbank G4
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Hardware Symptom Charts
Bluetooth
Password
Error Beeps
Wire and Flex Cables
Misc. Symptoms
Apple Service Diagnostic ASD
ZIF connector locking Bar
Display Panel Assembly
Battery
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Service Source
Troubleshooting
PowerBook G4
(17-inch)
© 2003 Apple Computer, Inc. All rights reserved.
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Contents
Service Source PowerBook G4 17-inch
Service Source Take Apart
Overview
New Procedures
General Information
Tools
Important Notes
Serial Number Location
To release the flex cable
Zero Insertion Force Connectors
To connect a flex cable
Part Location Preliminary Steps
Battery
Procedure
Memory Door Memory Cards
Procedure
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Part Location
Top Case
Preliminary Steps
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Replacement Procedure
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Keyboard
Procedure
Page
Page
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Replacement Procedure
Page
Page
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Hard Drive
Procedure
Page
Sound Board
Procedure
Page
SuperDrive
Procedure
Page
Backup Battery Board
Procedure
Modem
Procedure
PC Card Cage AirPort Extreme Assembly
Procedure
Page
Page
Page
Page
Bluetooth
Procedure
Page
Speakers
Procedure
Page
DC-In Board
Procedure
Page
Page
Logic Board
Preliminary Steps
Page
Page
Replacement Procedure
Page
Page
Page
Page
Page
Page
Page
Display Panel Assembly
Procedure
Page
Page
Page
Page
Replacement Procedure
Page
Page
Page
Page
Page
Page
Heatsink and Fan Assembly
Procedure
Bottom Case Assembly
Procedure
Service Source Troubleshooting
Cable or Flex Cable Name Signals Running Through It
Wire and Flex Cables
Cable or Flex Cable Name Signals Running Through It
ZIF connector locking Bar
Potential flex cable and connector issues
Cable is not secured straight
Broken connectors on the flex cable
Cables nicked or crimped
Apple Hardware Test 2.0.1 AHT
Hardware Troubleshooting Tools and Tips
Apple Service Diagnostic ASD
General Information PowerBook G4 17-inch Troubleshooting
Resetting the Power Manager Unit PMU
Power-on pads on logic board
Caps lock LED power check
PMU NMI and PMU Reset pads on logic board
Login window and account
Software Troubleshooting Tips and Tools
Customer forgot password
Safe Mode
Knowledge Base Articles
How to Use the Symptom Charts
Hardware Symptom Charts
Power Adapter Note
Startup
Page
Prohibitory Sign Kernel Panic dialog box
Flashing question mark appears on the screen
System shuts down almost immediately after startup
System shuts down intermittently
Computer beeps once at startup
Error Beeps
Application Quits, Kernel panic or other booting problems
Computer beeps four times at startup
Computer beeps twice at startup
Computer beeps three times at startup
AirPort connection is slow
AirPort Extreme Card
AirPort Extreme Card not recognized
Battery wont charge
Battery
Battery will not eject
Bluetooth Card not recognized by other devices
Bluetooth
Display latch not working
Display
Internal hard drive will not initialize
Hard Drive
No keyboard illumination
Keyboard
No response from any key on keyboard
Microphone is not working
Microphone
Half keyboard is illuminated
Modem does not respond can hear dial tone
Modem
No modem dial tone
Difficulty writing to optical media
Optical Drive
PC Card does not mount to the desktop
PC Card
PC Card will not insert into the PC Card slot
Ports
FireWire port is not recognizing devices
USB port is not recognizing devices
USB device not recognized by computer
No sound from speakers
Sound
Distorted sound from speakers
Cursor intermittently does not move or moves erratically
Cursor does not move when you are using trackpad
Trackpad
Video
Date and Time settings reset all the time
Misc. Symptoms
Sleep LED does not come on when lid is closed
Feet came off the bottom case
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Service Source Views
PowerBook G4 17-inch Exploded View
Top
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Contents
