POLMAR Shark2, User Manual

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7 mAINTENANcE
Your VHF Marine Radio is a marine radio of water proof who can meet the require -
ment of JIS level 7, gives you a good reliability when using in marine circumstance.
The equipment is designed to be maintenance free. To keep your radio in good
working condition:
• Never unscrew the equipment, either the base station or handset, For in
such case, the water proof performance will be greatly damaged.
• If the radio becomes dirty and dusty, wipe it clean with a moisture cloth, but
pay attention to never using such solvents as benzene or alcohol, for they
may damage the radio surfaces.
• Once your equipment does not work properly, never allow an unqualified
person to tamper with internal adjustments. Please contact the local dealer
for help.
TROublE sHOOTING
Pos. Problem Cause/Remedy
1 Unit can not be powered on. Check the connection to the base
station.
Check the volume control.
2 No sound comes from the
speaker
Set [VOL] to a suitable level.
Set squelch to the threshold point.
3 Transmitting is impossible, or
high power can not be selected.
Check to see if the PTT switch is
defective.
Check to see if the microphone or
MIC jack is defective.
Some channels are for low power
or receive only, change to another
channel.
Push H/L to select high power.
4 Low receiver sensitivity. Check to see if the antenna being
bad connected.
Check the connection between
coaxial cable and base station.