IBM 6C4 - Manual (Page 167)

Command Examples
To download the adapter microcode, use this command syntax:
diag -c -d deviceName -T "download [-B][-D][-P]"
Flag Description
-B Download boot block microcode (default to functional microcode)
-D Microcode is on diskette (default to /etc/microcode directory)
-P Download the previous level of microcode (default to latest level)
To download physical disk microcode, use this command syntax:
diag -c -d deviceName -T "download -l ChId [-D][-P]"
Flag Description
-D Microcode is on diskette (default to /etc/microcode directory)
-l Physical disk channel/ID (for example, 27)
-P Download the previous level of microcode (default to latest level)
To format a physical disk, use this command syntax:
diag -c -d deviceName -T "format -l ChId ″
Flag Description
-l Physical disk channel/ID (for example, 27)
To certify a physical disk, use this command syntax:
diag -c -d deviceName -T "certify -l ChId ″
Flag Description
-l Physical disk channel/ID (for example, 23)
To identify a physical disk, use this command syntax:
diag -c -d deviceName -T "identify"
7318 Serial Communications Network Server Service Aid
This service aid provides a tool for diagnosing terminal server problems.
Chapter 6. Introducing Tasks and Service Aids 149