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 TM 11-6625-2884-30/NAVAIR 16-35TS3615-2
RF OUTPUT LEVEL CHECK (Continued)
Return TRANSMIT ATTENUA-
TOR to 1 DB. Set OUT SEL
switch on 1A3 to PULSE
and connect power meter
sensor to CMBD RF J4
on left side of BTS
cabinet. Set OUT SEL
switch to CW and record
Power level.
Power level reading above
-10 dBm. If power level
is normal, go to step 7.
If testing RF Modulation
Assembly 1A3, replace
internal cable W2. If
testing RF modulation
assembly 1A4, replace
internal cable W3. If
mal function still exists,
trace RF signal from RF
modulation assembly to
J4 (fig. FO-7).
Repeat step 6 for FREQ
SEL set to F2 and F3.
Set 1A3 OUT SEL switch
to PULSE, PRI mode
switch to OFF.
Connect RF power sensor
to RF Modulation Assembly
1A4 RF OUT jack. Repeat
steps 1 through 8 for RF
Modulation Assembly 1A4.
Remove power meter
sensor.
END OF TEST.
3-18
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