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Video Memory
Hard Disk Drive Types
If the computer has 512KB of video memory, you can install
four 256K x 4 bit, 70ns, 20-pin DRAM ZIP (Zig-zag Inline
Package) chips to increase the video memory to 1MB. The
following table lists compatible DRAM ZIP chips.
Supported Video ZIP Chips
Manufacturer
I
Part number
GoldstaP
1
GM71
C4256AZ-70
Micron
®
1
MT4C42562-6,
MT4C4256Z-7
1
Samsung@
1
KM44C25fXZ-6,
KM44C256CZ-7
1
Cache Memory
Additional cache memory can be installed in eight sockets in
Bank 0 and Bank 1 on the main system board. The figure
below shows how the SRAM are distributed.
SRAM must,
match type \
in banks
\\
8KB or 32KB SRAM chips can be installed. Bank 0 must be
filled before Bank 1. The SRAM type used for dirty RAM and
tag RAM must match the type installed in the banks. The
table below shows the possible configurations.
Cache Memory Configuration
The table below lists types of hard disk drives supported by
the computer. Check this table and the hard disk manual to
find the correct type number(s) for the hard disk drive(s)
installed in the computer. Enter the type number(s) when you
set the hard disk drive configuration in the SETUP program.
Hard Disk Drive Types
Actual size when formatted may be slightly different than the size listed on the
drive label
t
Hard disk drive supported in translate mode
$
Epson drives
l
10/1/93
EPSON Equity 4+ 7