Kenwood TM-451A User Manual
Page 104
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
Problem Symptom
Probable Cause
Corrective Action
Page
Ref.
No sound comes from the
speaker even though the VOL
control is turned clockwise.
1 The squelch is closed.
2 DTSS is ON ("DTSS" is visible);
DTSS codes that you are receiving
are different from the code set in
your transceiver.
3 Page is ON ("PAG" is visible); Page
codes that you are receiving are
different from those set in your
transceiver.
4 If the TSU-8 OTOSS option is
installed, OTOSS is ON ("OTOSS"
is visible); OTOSS tones that you
are receiving are different from the
OTOSS tone frequency set in your
transceiver.
5 Tone Alert is ON ("Bell" icon is
visible).
1 Reset the squelch threshold.
2 To monitor activity, press [DTSS] to
turn OFF DTSS or press microphone
[PF]. To contact stations using
DTSS, review the "DTSS" section.
3 To monitor activity, press
[DTSS] (1 s) to turn OFF Page or
press microphone [PF]. To contact
stations using Page, review the
"Page" section.
4 To monitor activity, press
[TONE/CTCSS] to turn OFF OTOSS
or press microphone [PF]. To
contact stations, review the
"OTOSS" section.
5 Press [F], [SHIFT] to turn OFF Tone
Alert.
28
75,70
79
74,70
86
Most buttons/keys and the
Tuning control do not function.
1 The Lock function is ON.
2 If microphone buttons/keys are not
working. Microphone Lock is ON.
1 Press [F], [LOW] to turn Lock OFF.
2 Slide the Lock switch on the rear of
the microphone to unlock the
microphone.________
62
62
Continued
97