Apple powerbook g4 12 inch 1 5ghz User Manual

PowerBook G4 (12-inch 1.5 GHz) Take Apart - 139
 Hinges with Bezel Brace
Identifying the Replacement Hinges
Before ordering a replacement hinge with bezel brace, verify the LCD panel manufacturer 
and hinge marking, as follows.
1. Check the manufacturer label shown on the LCD panel. 

140 - PowerBook G4 (12-inch 1.5 GHz) Take Apart
 Hinges with Bezel Brace
2. If the label on the LCD panel shows Samsung as the manufacturer, order replacement 
hinges that show a SAM-L or SAM-R designation on the outer arm of the bezel brace. 
• To replace a SAM-L hinge, order 922-5714.
• To replace a SAM-R hinge, order 922-5713 

PowerBook G4 (12-inch 1.5 GHz) Take Apart - 141
 Hinges with Bezel Brace 3. If the label on the LCD panel shows IDTech as the manufacturer, order replacement 
hinges that show an LG-L or LG-R designation on the outer arm of the bezel brace. 
• To replace a LG-L hinge, order 922-5712.
• To replace a LG-R hinge, order 922-5711 

142 - PowerBook G4 (12-inch 1.5 GHz) Take Apart
 Display Bezel
Display Bezel
Part Location
Preliminary Steps
Before you begin, remove the following:
• Battery
• Memory door and memory card
• AirPort Extreme Card, if installed
• Keyboard
• Top case
• Hall effect sensor board and cable
• Hard drive
• Modem
• DC-to-DC board
• Heatsink with fan
• Inner frame (with RJ11 board attached)
• Logic board
• DC-in board
• Optical drive 

PowerBook G4 (12-inch 1.5 GHz) Take Apart - 143
 Display Bezel • Display module
• Display housing
• LCD panel
• Inverter (and antenna cable assembly)
Procedure
When all preliminary steps are performed, the display bezel is the part that remains. 

 
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Service Source
Troubleshooting
 
PowerBook G4 (12-inch 1.5 GHz) 

 
PowerBook G4 (12 1.5 GHz) Troubleshooting - 
 
1
 
 Symptom Charts
 
Symptom Charts
 
How to Use the Symptom Charts
 
The Symptom Charts included in this chapter will help you diagnose specific symptoms 
related to the product. 
The steps to solve a symptom are listed sequentially. You might not need to perform every 
step before the symptom is solved. Start with the first step, and then test for the symptom. 
If the symptom persists, replace any modules you removed, go to the next step, and test 
again....

 
2 - 
 
PowerBook G4 (12 1.5 GHz) TroubleshootingAirPort Extreme Card Symptom Charts
 
AirPort Extreme Card
 
AirPort Extreme Card not recognized
 
1. Use Software Update in Mac OS X system preferences or see the Apple Software 
Updates web page to make sure the latest version of AirPort software is installed.
2. Reseat AirPort Extreme Card and make sure AirPort antenna cable is fully connected. 
3. Verify settings in Network Preferences pane.
4. Check that AirPort Extreme Card appears in Apple System...

 
PowerBook G4 (12 1.5 GHz) Troubleshooting - 
 
3
 
Battery Symptom Charts
 
Battery
 
Battery wont charge
 
1. Make sure that power adapter connector is fully inserted.
2. Remove any connected peripherals.
3. Try known-good power outlet. Green or amber light should glow at power adapter connector.
4. Try known-good power adapter and power cord.
 
Note:
 
 Verify that power adapter connector glows amber or green. If the power \
adapter light is green, turn over the computer and press the battery but\...

 
4 - 
 
PowerBook G4 (12 1.5 GHz) TroubleshootingBattery Symptom Charts
4. The customer may be heavily loading the battery. Check the system setup to 
find out if 
it is set to highest performance all the time (AirPort on, optical media always in the 
drive, Energy Savings set to Highest Performance and so on).
Refer to Knowledge Base article 50666: Tips for maximizing your PowerBoo\
k and 
iBook battery charge
5. Remove all third-party devices (printers, hubs, third-party keyboard, or mice), and test...