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TM 9-6920-737-10
IOS COMMUNICATION PANEL (Continued)
Key
Control or Indicator Function
POWER SUPPLIES
5
ISU/CR/ASU indicator
Lights red when an overtemperature
condition exists in the IOS, ISU/CR/ASU
3-CRT power supply.
6
CREW STATION indicator
Lights red when an equipment overtemper-
ature condition exists in the Crew Station.
7
SPECIAL PURPOSE
Lights red when an equipment overtemper-
COMPUTER indicator
ature condition exists in the Special
Purpose Computer.
8
AURAL CUES
Adjusts volume of aural cues heard in
VOLUME
INCR control
Instructor/Operator headset and Crew
Station headsets.
9
MONITOR ASSIGNMENT
Allows Instructor/Operator to interchange
NORMAL TRANSPOSED
views on IOS Color Monitors. In NORMAL
rotary switch
position, Commander's view is displayed on
Commander's monitor and Gunner's view on
Gunner's monitor. In TRANSPOSE position the
views are interchanged.
AUDIBLE ALARM
10
Buzzer
Buzzes when an overtemperature condition
exists in the location identified by the
lighted indicator of (3) through (8) above.
11
TEST Pushbutton switch
When pressed, turns on AUDIBLE ALARM
buzzer.
12
SILENCE pushbutton switch
When pressed, silences AUDIBLE ALARM
buzzer but indicator remains on until over-
temperature condition has been corrected.
2-33
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