Instruction manual

Chapter 3 Replacing Assemblies
To Remove A4 AC Power Supply Assembly
3-16 Assembly-Level Service Guide
3
3 Remove the two TORX screws (H2) on the rear panel using the TORX 10
screwdriver as shown in Figure 3-9.
4 Lift up A4 AC Power Supply Assembly and disconnect its cable from J18 on A1
Motherboard Assembly to remove the power supply assembly as shown in
Figure 3-9.
NOTE When replacing the power supply, order the rubber foot (0403-0424). Figure 3-10
shows where the rubber foot is located on the defective assembly.
Figure 3-10. Location of the Rubber Foot
5 If the Counter contains the Option 002 DC Power Input Assembly, disconnect
A4 AC Power Supply’s other cable from Option 002 as shown in Figure 3-11.
Rubber foot
A4 AC Power
Supply Assembly