AT&T PC 6300 - Upgrading Motherboard Memory to 256 KB or; 640 Kb

INSTALLATIONS
Upgrading Motherboard Memory to 256 KB or
640 KB
The materials required for upgrading the Motherboard memory
are:
• Eighteen 64-K bit or 256-K bit RAM chips (see the following
table)
• Medium-sized standard screwdriver.
VARIOUS CONFIGURATIONS
NEW UPGRADED CONFIGURATION
18 RAM Chips
Total Memory
Add 18 RAM
Total New Memory
in Bank 0
Chips to
(Each)
Bank 1
(Each)
64KB
128 KB
64KB
256 KB
64 KB
128KB
256 KB
640 KB
256 KB
512 KB
64KB
640 KB
3-12
D
n
D
n
n
n
n
n
n,
r?
n
0
n
0
0
n