HP 9020 Service Manual page 180

4-80
Assembly Access
5. With rubber folded back and anode visible, remove anode connector from CRT by pressing
on one side of connector and tilting connector away from CRT.
6. Loosen thumbscrew that attaches sweep board to chassis (Figure 4-82).
7. Slowly lift board straight up until two cable connectors are accessible (Figure 4-83).
8. Disconnect two cable connectors (Figure 4-83) and remove sweep board from display.
CABLE
CONNECTORS
SWEEP
~-----------BOARD
Figure 4-83. Removing Sweep Board