
CX900e Hardware Reference Manual
20-6
3006M100-002
Procedure 3:
Installing New EPROM or More RAM
This procedure assumes that you have removed the cover from the chassis
(Procedure 2).
To change memory on the motherboard:
1. Ground yourself to protect the I/O cards from electrostatic discharge
(ESD).
2. Locate and, if necessary, remove the memory on the motherboard.
•
128K x 8 bit (or 256K x 8) EPROM that boots the system after power up or reset is
located at U22
•
2M x 32 bit (8M) of data storage is located at U47
3. Insert the upgrade module in the vacated socket (DRAM SIMM illus-
trated below).
Figure 20-2 Changeable Memory on Motherboard
U 22
U 47
Summary of Contents for CX900e
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