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Powerbank G4
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General Information PowerBook G4 17-inch Troubleshooting
Models:
Powerbank G4
1
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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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Apple Service Diagnostic Main screen
Apple Service Diagnostic Select test tab
General Information
PowerBook G4
(17-inch)
Troubleshooting -
7
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Contents
Service Source PowerBook G4 17-inch
Service Source Take Apart
New Procedures
General Information
Overview
Important Notes
Tools
Serial Number Location
Zero Insertion Force Connectors
To release the flex cable
To connect a flex cable
Battery
Part Location Preliminary Steps
Procedure
Memory Door Memory Cards
Procedure
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Top Case
Part Location
Preliminary Steps
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Replacement Procedure
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Keyboard
Procedure
Page
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Replacement Procedure
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
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Display Panel Assembly
Procedure
Page
Page
Page
Page
Replacement Procedure
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Page
Page
Page
Heatsink and Fan Assembly
Procedure
Bottom Case Assembly
Procedure
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
Potential flex cable and connector issues
ZIF connector locking Bar
Broken connectors on the flex cable
Cable is not secured straight
Cables nicked or crimped
Hardware Troubleshooting Tools and Tips
Apple Service Diagnostic ASD
Apple Hardware Test 2.0.1 AHT
General Information PowerBook G4 17-inch Troubleshooting
Resetting the Power Manager Unit PMU
Power-on pads on logic board
PMU NMI and PMU Reset pads on logic board
Caps lock LED power check
Software Troubleshooting Tips and Tools
Login window and account
Customer forgot password
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
Error Beeps
Application Quits, Kernel panic or other booting problems
Computer beeps once at startup
Computer beeps twice at startup
Computer beeps three times at startup
Computer beeps four times at startup
AirPort Extreme Card
AirPort Extreme Card not recognized
AirPort connection is slow
Battery
Battery will not eject
Battery wont charge
Bluetooth
Bluetooth Card not recognized by other devices
Display
Display latch not working
Hard Drive
Internal hard drive will not initialize
Keyboard
No response from any key on keyboard
No keyboard illumination
Microphone
Half keyboard is illuminated
Microphone is not working
Modem
No modem dial tone
Modem does not respond can hear dial tone
Optical Drive
Difficulty writing to optical media
PC Card
PC Card will not insert into the PC Card slot
PC Card does not mount to the desktop
FireWire port is not recognizing devices
Ports
USB port is not recognizing devices
USB device not recognized by computer
Sound
No sound from speakers
Distorted sound from speakers
Cursor does not move when you are using trackpad
Trackpad
Cursor intermittently does not move or moves erratically
Video
Misc. Symptoms
Date and Time settings reset all the time
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
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Contents