IBM PS/2 N51 SX HMR Manual page 35

6.3 1030 Memory Module Kit
PICTURE 8
PICTURE 9
Note: When installing a memory module kit, carefully insert the kit into
the connector, then press it down firmly until both edges snap into
place.
IBM PS/2 Model N51 SX HMR
1030 Memory Module Kit
¦ Copyright IBM Corp. 1991
6.3 - 1