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Page 37HX750S
SYMPTOM
The
[
SCAN
(
DW
)]
key
does not start the scan.
The USA/INTL/CAN
modes do not function.
Cannot change any
function.
Key Lock does not
function.
Indicator does not light
when charging a battery.
PROBABLE CAUSE
No channels memorized.
Squelch is not adjusted.
Proper operation not
followed.
Low battery.
Audio volume level is too low.
Key Lock is on.
Proper operation not
followed.
Defective battery FNB-V99LI.
REMEDY
Use the
[
MEM
]
key to enter desired
channels into the transceiver’s
memory.
Adjust the squelch to threshold or
to the point where noise just dis-
appears. Further adjustment of the
squelch control may eliminate in-
coming signals.
HOLD down the
[
16/9
]
key and
press the
[
WX
]
key.
Charge battery. Refer to section 4
of this manual.
Press the
[
VOL
]
key and press the
[
S
]
key several times.
Turn Key Lock off. Refer to section
5,
f
[
H/L
( )]
key.
Hold down the
[
H/L
( )]
key for 2
seconds.
Contact your Standard Horizon
dealer.
9.3 TROUBLESHOOTING CHART
Press and holding the
[
SQL
]
switch does not
eliminate background
noise.