Chapter 6: Replacing Assemblies
To remove and replace the power regulator distribution board
6–22
To remove and replace the power regulator distribution board
When necessary, refer to other removal procedures.
1 Disconnect the power cable and remove the top and bottom covers.
2 Remove the Acquisition board assembly.
3 Disconnect the following cables from the power regulator distribution board:
• Three power supply cables (part of W4) from the top side of the chassis
• Fan harness cable W19 on the top side of the chassis
• Fan harness cable W19 on the bottom side of the chassis
• Mylar flex probe power cable W17
4
Remove the four Torx T10 screws from the power regulator distribution board.
5 Lift the board out of the chassis.
6 To re-install, reverse this procedure.
Figure 5-22
Removing the Power Regulator Distribution Board
Mylar Flex
AutoProbe Interface
Cable
Torx T10 (4)
Fan Harness
Cable
Fan Harness
Cable
Power Regulator
Distribution Board
Power Supply
Cables (3)
Top Side of Chassis
Bottom Side of Chassis
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