Figure 4-69 New Thermal Pads - Keysight 8990B Service Manual

4 Repair Guide
3 New thermal pads (54904-43201) need to be installed during the new heat
Figure 4-69
4 To remove and replace the scope acquisition board (54901-66501), uninstall
148
spread replacement as shown in
New thermal pads
all the connectors (SATA connectors and front panel power cable connector)
from the board and remove the six screws (0515-0372) with the 5 in-lbs T10,
Torx screwdriver as shown in
Figure 4-69.
Figure 4-70.
Keysight 8990B Service Guide