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Programming Software Installing and Starting (in windows XP system)
11
Maintenance
tRouble ShootinG
Problem
Problem Possible Causes and Potential Solutions
(a) Power is on, nothing
appears on Display.
+ and - polarities of power connection are reversed. Connect red lead to plus
terminal and black lead to minus terminal of DC power supply.
(b) Fuse is blown.
Check and solve problem resulting in blown fuse and replace fuse with new
fuse.
(c) Display is too dim.
Dimmer setting is "LAMP-L". Please make the dimmer setting "LAMP-H".
(d) No sound comes from
speaker.
• Squelch is muted. Decrease squelch level.
• Tone or CTCSS/DCS squelch is active. Turn CTCSS or DCS squelch off.
(e) Key and Dial do not
function.
Key-lock function is activated. Cancel Key-lock function.
(f) Rotating Dial will not
change memory channel.
Transceiver is in CALL mode. Press the VFO or memory mode.
(g) PTT key is pressed but
transmission does not occur.
• Microphone connection is poor. Connect microphone properly.
• Antenna connection is poor. Connect antenna properly.
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