Simm Upgrade; Checking System Memory - NEC POWERMATE V Service Manual

SIMM Upgrade

SIMM sticks are installed into SIMM sockets on the system board. The system board
provides four SIMM sockets and supports up to 128 MB of high-speed memory. The
system supports the following 32-bit (non-parity) 70 ns SIMMs:
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1-MB by 32-bit (4-MB stick)
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2-MB by 32-bit (8-MB stick)
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4-MB by 32-bit (16-MB stick)
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8-MB by 32-bit (32-MB stick).

Checking System Memory

Use the following procedure to:
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check the memory installed in the system
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determine the SIMM configuration needed to increase memory
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locate the sockets for SIMM installation.
1. Locate the four SIMM sockets on the system board (see Figure 3-13).
If any cables block access to the SIMM sockets, label and disconnect them. If any
boards block access to the sockets, remove them.
Use Table 3-1 to determine the SIMM configuration needed to upgrade memory
2.
and to identify the sockets for SIMM installation.
CAUTION: To avoid corrosion between
different metals, only use tin-plated SIMM sticks.
Option Installation 3-13