HP 9020 CE Handbook page 18

2-8 9020 Environmental/Installation/PM
4. (520 ONLY)
Remove the flat metal plate covering the appropriate 110 EXPANDER connector slot by
removing the two #2 Pozidriv screws (Figure 2):
(2nd lOP) 110 EXPANDER 1.
(3rd lOP) 110 EXPANDER 2.
(530/540)
Continue with next step.
*
*
*
CAPTIVE THUMBSCREW
*#2 POZIDRIV CAPTIVE SCREW
CONNECTOR
COVER PLATE
*
Figure 2. Series 500 Computer Stack Door Removal.
5. (ALL EXCEPT 520 - 3rd lOP)
*
Loosen the two #2 Pozidriv captive screws at the bottom of the processor stack door (Figure
2).
(520 - 3rd lOP)
Continue with next step.
6. (ALL EXCEPT 520 - 3rd lOP)
Remove the processor stack door by loosening the two captive thumbscrews (Figure 2).
(520 - 3rd lOP)
Open processor stack door.