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Page Title:
Table 2-1. Control Panel, Operating Controls, Indicators, and Connectors, |
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 TM 55-4920-325-14&P
Table 2-1. Control Panel, Operating Controls, Indicators, and Connectors,
Name of Control,
Index
Function
Indicator, or
Number
Connector
1/2 AMP fuse (F101)
Provides protection to test
1
set in case of overload or
short circuit.
When set to ON, applies AC
Power ON/OFF switch
2
power to test set. In OFF
(S101)
position power is discon-
nected from test set.
Power ON indicator
Operates in conjunction with
3
power ON/OFF switch.
(DS101)
When lighted, indicates
that AC power is applied to
test set.
4
1 15V 400 CPS connectors
Provides for connection of
115V, 400 Hz external
(J104)
power to test set.
Allows test set to be grounded
5
Ground terminal (E101)
to aircraft by means of
external cable.
Indicates capacitance of air-
6
CAPACITANCE
INDICATOR
craft tank unit probe (or
probes) in pF, Operates in
conjunction with Capaci-
tance RANGE SELECTOR
switch. Capacitance indi-
cated on meter is a multi-
ple of setting selected on
Capacitance RANGE
SELECTOR switch.
7
Capacitance RANGE
Operates in conjunction with
SELECTOR switch
CAPACITANCE INDICATOR
(S104)
to extend range of capaci-
tance which can be meas-
ured by CAPACITANCE
INDICATOR.
Capacitance HIGH ADJ
8
Operates in conjunction with
control (R108)
FUNCTION SELECTOR
switch. Permits calibra-
tion of CAPACITANCE
INDICATOR to be made at
HIGH CAL setting when
FUNCTION SELECTOR
switch is set to CAP IND
HIGH CAL position.
2-3
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