5-30 Adding Options
3. Replace the system unit cover (see Chapter 4).
4. Connect external peripherals and power cables.
NOTE
If you find a discrepancy in the amount of
memory that the Power-On Self-Test finds with the
amount of memory that you installed, check that
you installed the SIMM sticks correctly.
SECONDARY CACHE
Secondary cache increases system performance. Your
system supports the addition of 256 KB of secondary cache.
The system requires the following cache module options:
■ one 32-KB by 8-bit tag cache module (28-pin)
■ four 64-KB by 8-bit cache modules (32-pin).
Use the following steps to install the secondary cache
modules.
!
CAUTION: Be sure that the system unit
power is turned off and the system is unplugged
before you begin the installation procedure.
1. Remove the system unit cover (see Chapter 4).
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