Apple powerbook g4 12 inch 1 5ghz User Manual

PowerBook G4 (12-inch 1.5 GHz) Take Apart - 119
 Display Housing • Hard drive
• Modem
• DC-to-DC board
• Heatsink with fan
• Inner frame (with RJ11 board attached)
• Logic board
• DC-in board
• Optical drive
• Display module
Procedure
1. Remove the two 5-mm long hex screws from the front bezel. 

120 - PowerBook G4 (12-inch 1.5 GHz) Take Apart
 Display Housing
2. Use a black stick or thin plastic credit card around the outer edge of the bezel to 
separate the display housing tabs from the display assembly. 
Warning:
 To avoid damage to the antenna receptors or inner cables, do not poke th\
e 
black stick or credit card inside the display. Keep the tool at a nearly\
 horizontal plane 
with the display bezel as you loosen the display assembly from the displ\
ay housing. 
Note:
 In the image above,...

PowerBook G4 (12-inch 1.5 GHz) Take Apart - 121
 Display Housing 3.
Warning:  Handle the display assembly and cables with care. Do not strain or pinch 
the cables. Do not apply pressure to or bend the antenna receptors.
Gently lift the display assembly off of the display housing. 
With the antenna cables still attached, place the display assembly on th\
e tabletop 
opposite the display housing.
Important:
 Keep the display assembly and housing in this open orientation (shown 
below) for the remaining...

122 - PowerBook G4 (12-inch 1.5 GHz) Take Apart
 Display Housing
4. Note the routing of the antenna cables. Peel up the tape that holds the cables in place.
Warning:
 Handle the antenna receptors and cables with care. Do not strain or pinc\
h 
the cables. Do not apply pressure to or bend the antenna receptors.
5. Warning:  The tabs that hold the antenna cables in place are delicate. Avoid pressure 
on the tabs.
Using a black stick, release the antenna cables from the inner tabs.
6. Move up the side of...

PowerBook G4 (12-inch 1.5 GHz) Take Apart - 123
 Display Housing 7.
Note:  The antenna receptors are held in place with glue at each post. Use a black 
stick at the end of each antenna receptor to gently pry it off the post. 

124 - PowerBook G4 (12-inch 1.5 GHz) Take Apart
 Display Housing
8. Placing the antenna cables and receptors aside, remove the display housing.
Replacement Note:
 When installing the replacement display housing, make sure the 
antenna cables are secure under all of the inner tabs that run along the\
 sides and 
bottom of the display housing. 
9. Install the replacement display housing, and reassemble and test the computer. 

PowerBook G4 (12-inch 1.5 GHz) Take Apart - 125
 LCD Panel
LCD Panel
Tools
This procedure requires the following tools:
• Phillips #0 screwdriver
• Black stick or other nonconductive plastic or nylon tool
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 

126 - PowerBook G4 (12-inch 1.5 GHz) Take Apart
 LCD Panel
• Modem
• DC-to-DC board
• Heatsink with fan
• Inner frame (with RJ11 board attached)
• Logic board
• DC-in board
• Optical drive
• Display module
• Display housing
Procedure
Note:
  Reuse the tape you remove from the LCD panel.
1. Hold the backing for the LCD panel in place as you peel off the tape and disconnect  the LCD cable. 

PowerBook G4 (12-inch 1.5 GHz) Take Apart - 127
 LCD Panel 2. Remove the two screws from each side of the LCD panel.
3. Raise up the LCD panel and disconnect the connector to the inverter board. 

128 - PowerBook G4 (12-inch 1.5 GHz) Take Apart
 LCD Panel
4. Install the replacement LCD panel, and reassemble and test the computer.
Replacement Note:
 When installing the replacement LCD panel in the display bezel 
assembly, make sure the cable is connected to the inverter board and rou\
ted as 
shown.