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Apple power mac g4 agp graphics User Manual

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Page 51

 
 Take ApartProcessor Module, Power Mac G4 (QuickSilvers)  -   29 
2. For dual processors: 
Release the right heat-
sink clip by pressing 
down on the top of the 
clip with a screwdriver 
while using a second 
flatblade screwdriver to 
lift up and out on the 
clipÕs front tab. Repeat 
for the left heatsink clip. 
±
 
Warning:  
  Be careful 
when pressing down on 
the top of the clip. Too 
much pressure can cause 
the screwdriver to slip 
and damage the logic 
board.  

Page 52

 
 Take ApartProcessor Module, Power Mac G4 (QuickSilvers)  -   30 
3. Remove both clips and 
lift the heatsink off the 
processor module. 
±
 
Warning:  
  When 
removing the heatsink, 
be careful not to bend the 
processor module 
beneath it. 

Page 53

 
 Take ApartProcessor Module, Power Mac G4 (QuickSilvers)  -   31 
±
 
Warning:  
  Double-check 
that the computer is turned 
off before performing this 
procedure. The screw in the 
bottom left circle of the 
illustration conducts 12 V 
and could spark if grounded 
while the computer is on.
4. Remove the four 
mounting screws. 

Page 54

 
 Take ApartProcessor Module, Power Mac G4 (QuickSilvers)  -   32 
5. To disconnect the 
processor from the logic 
board, hold it by the long 
edges, gently rock the 
processor right to left, 
and lift straight up.  
±
 
Warning:  
  Hold the 
module as shown when 
removing or installing it 
to avoid bending the 
processor connector 
pins. 
Replacement Note: 
 When 
replacing the processor 
module, tighten all screws 
snugly, but not so tightly as 
to damage the module. If the  

Page 55

 
 Take ApartProcessor Module, Power Mac G4 (QuickSilvers)  -   33 
conducting screw is loose, 
arcing can occur, damaging 
the processor. 
Important: 
 If you are 
installing a new processor, 
use the screw included in the 
processor box. Install the 
screw in the screw hole 
exposed by the heatsink, as 
shown in the illustration. Be 
sure to tighten the screw 
snugly, but do not 
overtighten.  
Note: 
 The old screw should 
be discarded. 

Page 56

 
 Take ApartProcessor Module, Power Mac G4 (QuickSilvers)  -   34 
Important: 
 If you are 
replacing the processor 
module, you must also 
transfer the replacement 
moduleÕs connector cover to 
the connector on the original 
module before returning it 
to Apple. 
±
 
Warning: 
  Be sure to 
reinstall the heatsink after 
replacing or reinstalling the 
processor module. Operating 
the computer without the 
heatsink in place will 
destroy the processor.  

Page 57

 
 Take ApartProcessor Module, AGP Graphics/Gigabit Ethernet/Digital Audio  -   35 
Processor Module, 
AGP Graphics/Gigabit 
Ethernet/Digital Audio 
Before you begin, open the 
side access panel. 
±
 
Warning: 
  The heatsink 
covering the processor may 
be hot. If the computer has 
been recently operating, 
allow it to cool down before 
performing this procedure. 

Page 58

 
 Take ApartProcessor Module, AGP Graphics/Gigabit Ethernet/Digital Audio  -   36 
1. While pressing down on 
the top of the heatsink 
clip, use a small 
flatblade screwdriver to 
lift up and out on the 
front tab of the clip to 
release it.
2. Remove the heatsink clip 
and lift the heatsink off 
the processor module. 
±
 
Warning: 
  When 
removing the heatsink, 
be careful not to bend the 
processor module 
beneath it. 

Page 59

 
 Take ApartProcessor Module, AGP Graphics/Gigabit Ethernet/Digital Audio  -   37 
3. Remove the processor 
mounting screws.
4. To disconnect the 
processor from the logic 
board, hold it by the 
edges nearest the two 
opposing screw holes (on 
either side of the 
connector), gently rock 
the processor right to 
left, and lift straight up.  
±
 
Warning: 
  Hold the 
module as shown when 
removing or installing it 
to avoid bending the 
processor connector 
pins. 

Page 60

 
 Take ApartProcessor Module, AGP Graphics/Gigabit Ethernet/Digital Audio  -   38 
Important: 
 If you are 
replacing the processor 
module, you must also 
transfer the replacement 
moduleÕs connector cover to 
the connector on the original 
module before returning it 
to Apple. Make sure the hole 
in the cover aligns with pin 
one (marked by a white V) 
on the connector.  
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