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Page Title:
Table 4-11. MODULE TEST SET CONTROLS AND INDICATORS (Cont'd) |
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|  TM 11-5895-1141-34
Table 4-11. MODULE TEST SET CONTROLS AND INDICATORS (Cont'd)
Controls/indicators or
Function
Connector
OUTPUT SELECT switch S12
Connects the meter circuit input and
the SIGNAL OUTPUT binding posts to the
test voltage source or to one of the
outputs of the module configuration.
Has five positions:
OSCILLATOR (oscillator circuit output
or externally applied input signal
as selected by INPUT switch S5.
Meter reading is not changed by set-
ting of 20 dB switch S9).
HEADSET (output of headset amplifier)
LOUDSPEAKER (output of loudspeaker
amplifier)
MIXER AMPL (output of recorder mixer
amplifier)
XMTR AUDIO (output from selector
module)
CHANNEL KEYED indicator
Lights when P/T KEY switch S7 is
DS3
turned on .
POWER switch S2
Turns the primary power on or off.
POWER ON indicator DS2
Lights up when primary power is on.
115 VAC INPUT connector J1
Receptacle 115 vac from line cord that
is supplied with test set.
Meter M1
Displays voltage or decibel level of
selected output signal.
Loudspeaker LS1
Reproduces signals at the output of
(located internally)
the module's loudspeaker amplifier
when switch 3.2 Ω DUMMY LOAD/SPEAKER
S13 is in SPEAKER position.
Module Mounting Well
Tapped flanges are provided to accom-
modate locking screws of modules.
Receptacle plate has keying holes to
ensure that correct module type is
installed in each position.
4-30
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