4.15 Remove Power to DAT Tape Drive Unit (
Netra
1
240)
OVERVIEW
This procedure is used to remove power to the external DAT tape drive unit connected
to the Netra 240 AW.
Caution: When performing maintenance on the DAT tape drive unit,
personnel should be properly grounded, wearing a wrist strap connected to a
frame ground or a designated ground connection point.
PROCEDURE
1. Remove power to the DAT tape drive unit by opening the circuit breaker for the
DC power cable connected to the rear of the unit. To open the circuit breaker,
push the fuse in while turning it counter clockwise, and pull the fuse out. The
fuse-alarm LED above the fuse will be lit once the fuse is no longer seated.
2. Use a Philips screwdriver to remove the DC power cable connected to the rear of
the DAT tape drive unit. The DC power cable is connected to the rear of the unit
at a terminal block (positive ’+’ and negative ’-’) and adjacent grounding lug. See
Figures 4.15-1 (DAT Rear Panel) and 4.15-2 (Netra 240 DAT DC Power
Connections).
1. Registered trademark of Sun Microsystems, Inc.
Figure 4.15-1 — NETRA 240 DAT Rear Panel
235-200-150
March 2006
ADMINISTRATIVE WORKSTATION MAINTENANCE
Procedure 4.15
Issue 3.00C Page 4.15-1
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