Replacing A 3.5 In. Disk Drive Unit Ntfx32Ba - Nortel North American DMS-100 Instruction Manual

1-82 Trouble locating and clearing procedures (continued)
Replacing a 3.5 in. disk drive unit
NTFX32BA
Application
Use this procedure to replace a 3.5 in. (89-mm) disk drive unit (DDU)
NTFX32BA.
Contact the next level of support before you start this procedure.
Definition
The DDU is a data storage device on the storage media card NTFX32AA in
the input/output module (IOM). The integrated services module (ISM) shelf
contains the IOM. Replace any DDU that has a fault. Do not copy files from
a DDU that has a fault; backup files are available on the parallel device.
Common procedures
There are no common procedures.
Action
This procedure contains a summary flowchart and a list of steps. Use the
flowchart as a summary of the procedure. Follow the steps to perform the
procedure.
297-8021-544 Standard 14.02 May 2001