Figure 4-57 Detach The Screws; Figure 4-58 Remove The Cpu Fan Assembly - Keysight 8990B Service Manual

4 Repair Guide
Figure 4-57
6 To remove and replace the CPU fan assembly (3160-4331), unscrew the
Figure 4-58
138
b Detach the two screws (0624-0520) from the deck as shown in
Detach the screws
screws with the Philips 5 in-lbs screwdriver and disconnect the jumper cable
as shown in Figure 4-58.
Remove the CPU fan assembly
Figure
Jumper
cable
Keysight 8990B Service Guide
4-57.