Troubleshooting Flow Chart - HYT TC-610 Service Manual
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Also See for TC-610:
- Service manual (96 pages) ,
- Owner's manual (40 pages) ,
- Manual (11 pages)
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Troubleshooting Flow Chart
Tx Section
Low Tx
power
Check voice channel
Check antenna
connection
No voice during
transmission
(MIC, VR200 and
D104)
Start
No
transmission
No
Normal Tx
power supply?
Yes
No
D602 glows
red?
Yes
Check Tx
channel
Check Q400, Q401,
Q402 and Q403
33
Tx LED not
light
Check Tx
power supply
No
Tx VCO is
locked?
Replace
D602
Check APC
control circuit
Replace
D602
Check Tx
VCO
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