Figure 4-20 Disengage The Three Tabs - Keysight 8990B Service Manual

10 Disengage the three tabs located on the outside edge of the plastic plate that
Figure 4-20
11 There are two tabs on the edge closest to the touchscreen that need to be
12 The plastic piece and keyboard will not come all the way off because you need
Keysight 8990B Service Guide
covers the front panel keyboard as shown in
Disengage the three tabs
disengaged. To disengage the tab near the top of the oscilloscope, look down
the edge from the top and press in on the tab (press straight towards the
bottom of the 8990B) with a flathead screwdriver while pulling up on the
plastic keyboard cover as shown in
to repeat step 11 for the bottom tab. Look along the inner edge from the
bottom, push in on the bottom tab (push towards the top of the 8990B), and
then pull up on the plastic keyboard cover.
Figure 4-20.
Figure 4-21.
Repair Guide 4
105