Figure 4-28 Remove The Two T15 Screws - Keysight 8990B Service Manual

20 When reattaching the Autoprobe board, do not fully tighten the two T10
21 To remove the touchscreen, you will need to access the back side of the sheet
Figure 4-28
22 Open up the front chassis after the screws are removed, and the touchscreen
Keysight 8990B Service Guide
screws until you have reattached the front panel keyboard to the 8990B and
attached it to the Autoprobe board. Once the front panel keyboard is attached,
tighten the Autoprobe screws with the 5 in-lbs, T10 torx screwdriver.
metal in order to disconnect cables. There are two T15 screws on either side of
the 8990B that need to be removed as shown in
This is the upper right
side screw that needs
to be removed to
open up the front
chassis. There is also
a lower right side
screw and two more
on the left side
Note that this figure shows that the front panel keyboard is still attached,
but if you followed the steps to this point, it will already be removed
Remove the two t15 screws
cable (blue connector) and the three display cables (white connectors) are
disconnected as shown in Figure 4-29.
Repair Guide
Figure 4-28.
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