Cisco 4000 Series Upgrade Manual page 18

Memory Replacement Procedures
Figure 13
Step 7
Caution
also sensitive to ESD damage.
Step 8
If you have completed all SIMM replacement procedures, proceed to the section "Replacing
Network Processor Modules" on page 22.
18 Upgrading Cisco 4500, Cisco 4500-M, Cisco 4700, and Cisco 4700-M Memory
Inserting Shared Memory SIMMs
Push the SIMM down and back
Polarization notch
Side view, SIMM inserted
Push the SIMM down and back
The socket guide posts
insert through the SIMM holes
(on both sides)
To insert a SIMM, angle it into position, then carefully push down and back on the edges,
holding each edge so that it snaps securely in place. (See Figure 13.) When it snaps into
place, the two metal clips fit over the edge of the SIMM and hold the SIMM horizontally.
Avoid damaging the SIMMs and SIMM socket by handling them roughly. The SIMMs are
Check that the SIMM is straight and that the holes are aligned with the socket guide posts.
(See Figure 13.)
Top view