Digital Equipment VAXstation 3100, Руководство по установке обновления

Страница: 101 / 115

Upgrading the Model 40 93
4.4 Replacing the MSC Module
To replace the MSC module:
Remove the MSC Module
1. Remove the RRD40 adapter module from the four standoffs.
2. Disconnect the SCSI cables from both SCSI port A and B.
3. Disconnect the MSC cable from the MSC module.
4. Unscrew the captive screw on the MSC module.
5. Remove the MSC module from the drive plate.
Install the New MSC Module
1. Snap the MSC module in place on the drive plate.
2. Tighten the captive screw on the MSC module.
3. Reconnect the SCSI port A and B cables to the MSC module.
4. Mount the RRD40 adapter module on the four standoffs.
4.5 Changing the Medallion
To change the medallion:
1. Remove the VAXstation 3100 medallion from the system box cover.
2. Install the new VAXstation 3100 M 48 medallion from the kit in the
cover.