IFR FM/AM-1200A

STEP
PROCEDURE
CASE REMOVAL
1. Loosen four captive screws attaching rear escutcheon to Rear
Panel Heat Sink (Ref. Figure 2-2).
2. Remove escutcheon, t~en slide case from chassis.
AC POWER SELECT SWITCH POSITIONING
3. Remove two screws from Switch Cover Plate (with CAUTION placard)
to expose AC Power Select Switch (Ref. Figure 2-3).
4. Verify position of switch and, if necessary, slide switch indica-
tor until desired power rating is visible (Ref. Figure 2-3).
5. Reinstall Cover Plate (Ref. Figure 2-3).
CASE INSTALLATION
6. Slide case over chassis and engage case in groove of front
escutcheon. Position rear escutcheon on case. Engage case in
groove of rear escutcheon and tighten four captive screws
securing rear escutcheon to Rear Panel Heat Sink.
2-5 EXTERNAL POWER INTERRUPTION PROTECTION
The FM/AM-1200S/A incorporates an external power interruption protection
circuit in case the external AC power is unexpectedly lost during
FM/AM-1200S/A use. After power is lost, approximately 15 seconds of
power will be available to complete or terminate a function.
2-6
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