User's Manual

Installing a CPU Memory Upgrade in ASN and SN Platforms

1-2

112944-B Rev. A

The ASN supports conﬁgurations of 8, 16, and 32 MB of DRAM. T

able 1-1 shows

the DRAM SIMM requirements for each conﬁguration.

The capacity of the SIMM you use for Tag memory depends on the DRAM

conﬁguration. T

able 1-2 shows the Tag SIMM requirements for each

conﬁguration.

If you upgrade the DRAM, be sure to use the appropriate Tag SIMM.

Attaching the Antistatic Wrist Strap

You must wear an antistatic wrist strap whenever you remove, install, or handle a

SIMM.

Table 1-1. DRAM Conﬁgurations in the ASN

Conﬁguration SIMM Capacity

Number

of SIMMs

8 MB 1 MB by 36 2

16 MB 2 MB by 36 2

32 MB 4 MB by 36 2

Table 1-2. Tag SIMM Requirements

DRAM Conﬁguration Tag SIMM Capacity

8 or 16 MB 1 MB by 8

32 MB 4 MB by 8

Note:

Order No. 50027 does not require a Tag SIMM replacement.

Caution:

Electrostatic discharge can damage hardware. Follow the procedure

in this section to protect your equipment from damage.