Owner`s manual

DRAFT
1.2 Upgrading a System without +3.3V Power
A customer with a VAX 6000 system that does not supply
+3.3V power has two choices for providing this power: the
H9657-CX upgrade and the H9657-CU upgrade. Three factors
guide the customer’s choice between the H9657-CX and
H9657-CU upgrades.
Figure 1–2: Tradeoffs Between the H9657-CX and H9657-CU Upgrades
T2019
msb-0720-91
NEED
BATTERY
BACKUP
NO
YES
NEED
MORE THAN
4 CPUs
NEED
MORE THAN 12
XMI SLOTS
YES
YES
NO
NO
1
2
3
4
5
INSTALL H9657-CX KIT INSTALL H9657-CU KIT
1–4 VAX 6000: Installing Model 600 Processors