HP Surestore Tape Library Model 20/700 Installation Instructions Manual page 5

B. MPW Card Installation
If you used Section A to remove the MPM card, skip to Step B5. Otherwise, begin with
Step 1.
1.
2. Remove power from the library and drives by pushing the main circuit breaker down (off).
3. Remove the customer SCSI Y cable from the MPC card and lower bulkhead. Discard the
4. Using a Torx T-15 driver, remove the four Electronics Module (EM) cover screws on the
THE CURRENT GRATING UNDER THE ELECTRONICS MODULE
ALLOWS SMALL ITEMS (NUMBER 4 SCREWS) TO FALL THROUGH
THE FAN ASSEMBLIES. LIKEWISE, THE GRATING ON TOP OF THE
POWER SUPPLIES (IDENTICAL) WOULD ALLOW SMALL ITEMS
DROPPED FROM ABOVE TO FALL THROUGH AND INTO THE DC
POWER SYSTEM. AT THIS TIME WE ADVISE PLACING A PIECE OF A
CARDBOARD OR AN ESD BAG UNDER THE MPC CONTROLLER
(BOTTOM OF THE ELECTRONICS MODULE) WHILE REMOVING THE
MPM AND WHILE ATTACHING THE CPCI CARD CAGE. BE SURE TO
REMOVE AFTER INSTALLATIONS ARE COMPLETE (SEE FIGURE 7).
Open the right front door.
cable and the screwlocks that hold the connector to the lower bulkhead (see Figure 1).
front and the two on the side and remove the cover (retain screws). Refer to Figure 6.
Figure 6. EM Cover Removal
WARNING:
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