Kenwood TH-415A - Manual (Page 18)

■ IN CASE OF DIFFICULTY
WHEN USING SUM-3/AA BATTERIES, ENSURE THE BATTERY
POLARITY AND VOLTAGE IS CORRECT BEFORE PROCEEDING.
No sound from the speaker. No signal can be received.
1. Squelch is closed. Turn the SQL control counterclockwise.
2. T.SQ is activated. Turn the SQL control clockwise past
the detent position.
3. PTT switch of microphone is pressed setting the unit in
the transmit mode. Turn PTT switch off.
No control works.
KEY LQCK is QN. Press I
f
| key and KEY LQCK key.
No output
1. Microphone jack is not fully plugged in. Insert the plug
’ fully.
2. Poor antenna connection. Connect antenna securely.
Memory loss.
Backup battery voltage is low. Contact your authorized
dealer.
All the indicators go out on the display.
Turn the power switch QFF and then QN.
The and/or | on air I indicator begins to blink.
The iiQni indicator will come on when the battery needs
recharging. If you continue to operate and the |>2im
and/or I ON AiR| indicator begins to blink the radio will no
MAINTENANCE
ON AIR|
longer operate properly.
Replace/Recharge the battery when the
comes on.
Should it ever become necessary to return the equipment to
your dealer or service center for repair, pack in its original box
and packing, and include a full description of the problems in­
volved. Also include your telephone number. You need not
return accessory items unless directly related to the service
problem.
■ SERVICE
Service note: Dear OM, if you desire to correspond on a
technical or operational problem, please make
your note short, complete, and to the point.
And PLEASE make it readable.
Please list: Model and serial number.
The question or problem you are
having.
When claiming warranty service, a photocopy
of the bill of sale, or other proof of purchase
showing the date of sale must accompany the
radio.
indicator
18