Cleaning The Tape Heads Of The Cartridge Tape Units - Northern Telecom DNC-50 Maintenance And Troubleshooting Manual

(4)
(5)
(6)
(7)
(8) Repeat Steps 1 to 7 for each cabinet in the system.

Cleaning the Tape Heads of the Cartridge Tape Units

Tools:
•
•
Steps :
(1) Locate the tape heads inside the SRU slot that accepts the cartridge tape.
(2)
(3)
You can now clean the filter with a vacuum or replace it with a new
filter.
Insert the new or cleaned filter into the filter slot and slide it in until the
air grill can be freely closed.
Close the air grill, snapping it into position.
Close the cabinet door.
denatured (isopropyl) alcohol
foam or lint-free swabs, 6 in. long.
Mass Storage and Cartridge Tape SRUs: the heads are located
inside and at the rear of the cartridge slot. See Figure 2-2.
1/4-shelf Disk/Tape SRUs: the heads are located inside and at the
top of the cartridge slot. See Figure 2-3.
Dampen (don't saturate) a foam swab with denatured alcohol and wipe
the swab over the tape heads.
Use a cleaning motion at right angles to the direction of tape travel.
Avoid touching any rubber parts with the alcohol. Some deterioration of
the rubber can result.
With a dry swab, wipe any excess alcohol from the tape heads, also
using a motion at right angles to the tape travel.
To ensure proper operation, carefully clean the tape heads after the
system loads for the first time, and before every tape drive session.
- CAUTION -
Routine Maintenance 7
Practice 450-1011-501