HP 3000 Series Installation Manual page 23

Series 44/48 to 58 Memory Upgrade
NOTE
If no IN P PCAs (P! N 30020-60009) are installed in card cage 2, install all of the memory PC As in card cage 2.
If any IN P PCAs (P / N 30020-60009) and associated G ICs are installed in card cage 2, install all of the memory PC As
in card cage I
I
CAUTION
I
ESD protection requires the use of a grounded wrist strap when handling PCAs.
I. Verify that the system operator has backed up the system, logged off all users, and performed an M PE shutdown.
2. Set the POWER switch to OFF. Unplug the AC power cord or set the system's circuit breaker off.
3. Open the rear card cage doors. Perform this proced ure in card cage I.
NOTE
The existing computer may have either a two- or three- PC A CPU. Steps 4 and 5 describe
the~proced
ure for bot h (. Pl!
configurations. Perform the procedure that applies to the existing computer.
Disconnect the cables at J I" J2. and .13 on the PCAs in slots 10. II 13. 12. 14.
, ADCC and GIC).
Disconnect the cables at J I. .12. and J3 on the PCAs in slots 10. II. 12. 13.14.
and 16 (CM p. PCS, ALU, CTL, ADCC and GIC).
5.
ALU, ADCC, and GIC).
Remove the PCAsfromslots 10. II 13. 12. 14. and 16(CMP.CPS CPS-I-:.
CTL, ADCC, and GIC).
Remove the PCAs from slots 10. 11.12.13.14. and 16 (CMP. PCS. All!.
I
CAUTION
I
Before performing Step 6. ensure that the correct PC As heve been removed. If the CPS-F PCA is installed \\ith a CII ..
PCS, or CPS PC A, all PC As will be damaged at powerup.
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