HP 9020 Service Manual page 168

4-68
Assembly Access
7. Remove rear card gUide by pushing two front locating pins out of casting while pulling front
of guide gently outward (Figure 4-71).
REAR CARD GUIDE
LOCATING PINS LOCATING HOLES
Figure 4-71. Removing Rear Card Guide
8. Disconnect power cable plug from 110 card cage fan (Figure 4-72).
I/O FAN PLUG
Figure 4-72. Disconnecting 110 Card Cage Fan Cable