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11.3 TROUBLESHOOTING CHART
SYMPTOM
PROBABLE CAUSE
REMEDY
T h e U S A / I N T L / C A N
modes do not function.
Proper operation not fol-
lowed.
Specify the item number from
“SETUP MENU” – “CHANNEL
SETUP” – “CHANNEL GROUP”.
Cannot output sound by
pressing and holding the
[
SQL/VOL
] key.
Low battery.
Charge battery. Refer to
of this
manual.
Audio volume level is too
low.
Press the [▲] key until background
noise outputs.
Charge indicator does
not appear on the display
when charging a battery.
Defective built-in battery.
Contact Standard Horizon dealer.
The transceiver is not set
onto the
SBH-27
Charger
Cradle properly.
Set the transceiver onto the
SBH-
27
Charger Cradle properly.
Power is not supplied
to the
SBH-27
Charger
Cradle.
Connect
SAD-23/SAD-11
or
E-
DC-19A
to the
SBH-27
Charger
Cradle for AC/DC power supplies.
Cannot turn the trans-
ceiver
OFF.
The transceiver is unre-
sponsive to keypad op-
eration.
The Micro Computer has
frozen.
Press and hold the
POWER
switch
for over 15 seconds to restart the
transceiver.