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Page Title:
OPERATIONAL CHECK. (CONT) |
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 TM 11-6625-2975-12
3-9. OPERATIONAL CHECK (CONT)
INDICATION
ACTION
FREQUENCY display should read 108.000. If
63. Enter a frequency of 108.000 MHz.
not, refer test set to higher level of
maintenance.
30 Hz VAR key lamp should go out. If not,
64. Press 30 Hz VAR key.
refer test set to higher level of maintenance.
9960 FM key lamp should go out. If not,
65. Press 9960 FM key.
refer test set to higher level of maintenance.
RF LEVEL display should read 6 and -dB mW
66. Set rf output level to -6 dB mW.
indicator should be lit. If either or both
of these indications do not occur as
described, refer test set to higher level
of maintenance.
∆ F key should light. If not, see para 3-11.
67. Press
F key.
FREQUENCY display should read between
07990.0 and 08010.0. If not, refer test
set to higher level of maintenance.
FREQUENCY display should show a contin-
68. Press and hold SLOW DECR key.
uous decrease. If not, refer test set to
higher level of maintenance.
69. Release SLOW DECR key.
FREQUENCY display should show a contin-
70. Press and hold SLOW INCR key.
uous increase. If not, refer test set to
higher level of maintenance.
71. Release SLOW INCR key.
FREQUENCY display should show a contin-
72. Press and hold FAST DECR key until
uous decrease and a final reading less than
FREQUENCY display stops decreasing.
07973 kHz. If either or both indications
do not occur as described, refer test set
to higher level of maintenance.
FREQUENCY display should show a contin-
73. Press and hold FAST INCR key until
uous Increase and a final reading greater
FREQUENCY display stops Increasing.
than 08027 kHz. If either or both indica-
tions do not occur as described, refer test
set to higher level of maintenance.
3-13
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