HP 9020 - Page 156

4-56 Assembly Access
7. Disconnect power supply cable from ac module (Figure 4-58).
8. Disconnect safety ground cable from lug
on ac module (Figure 4-58).
9. Loosen four
#2 Pozidriv captive screws that attach power supply to computer (Figure 4-58).
* SAFETY GROUND CABLE
* POWER SUPPLY CABLE AC MODULE
* #2 POZIDRIV SCREW
Figure 4-58. Releasing Power Supply Assembly