Transmitter Section; Receiver Section - Kenwood TS-930S Instruction Manual
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Also See for TS-930S:
- Service manual (92 pages) ,
- Instruction manual (50 pages) ,
- Service manual (65 pages)
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TRANSMITTER SECTION
SYMPTOM
|
CAUSE
|
REMEDY
No output in SSB [No !c.)
1. Open micraphone cable or bad
4. Check the microphone.
microphone
.
| 2. Low microphone gain.
2. increase the mic Gain.
3. PROC switch is to ON with PROC
3. Inétease the PROC IN/OUT settings.
IN/OUT control fully counterclockyeen
VOX does not operate.
1. VOX GAIN control too low.
1. See section 5.4.7, VOX operation.
2. ANTI VOX control requires adjustment.
2. See section 5.4.7, VOX operation.
| VOX trips by speaker output.
ANTI VOX controi requires adjustment.
See section 5.4.7, VOX opetation
Mic or radio chassis is "'hot'' during TX.
Excess AF in the shack. No earth ground,
| See section 3.8, 3.9.
poor ground, or antenna is too close to
the radio.
Poor audio in SSB, TX-feedback.
Excess AF in the shack.
See section 3.8, 3.9.
RECEIVER SECTION
SYMPTOM
I
CAUSE
REMEDY
Lights do not fight and there is no receiver
| 1, Bad power cable or connections.
1. Check cables and connections.
noise when the POWER switch is tuned
| 2. Blown power supply fuse.
| 2. Check for the cause of the blown fuse
on.
and replace the fuse.
'An antenna is connected but no signals are | Microphone PTT switch (or stand-by
Release the PTT switch
heard.
switch) is in the transmit position.
An antenna is connected but S-meter
1. RF GAIN control closed.
1, Open RF GAIN control.
deflects without a received signaf.
2. Low AC line voltage.
2. Use a step-up transfarmer to raise the
line voitage.
SSB signal unintelligible.
| MODE switch is set to wrong sideband.
Turn MODE switch to the correct
sideband.
RIT contro! inoperative.
| RIT switch ts off.
Push RIT button
SSB received signat is extremely high cut
| Slope tuning is out of adjustment,
Set to the NORMAL position.
or low cut.
|
|
38
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