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PROBLEM
PROBABLE CAUSE
CHECK FOLLOWING
i Orange/White stripe wire to +12V ACC.
I and Green/White stripe wire to + 12V
battery
Unit completely inoperative no lights,
no sound
Incorrect power connection
Check fuses in wires listed above and
check car fuse block
Blown fuse
Green/White Stripe wire is not con-
nected to a 'live' + 12V battery source
Incorrect power connection
Unit will not keep time or Radio
station memory
(Electronic Tuning Radios Only)
Check fuse in Green/White stripe wire
and at car's fuse block
Blown fuse
Check Black/White stripe wire for
proper grounding
Poor ground
Noise on both radio and tape
Clean and tighten connection
Dir1y or corroded battery posts
Consult your local garage mechanic-
car may need tune-up or noise filter
If problem also existed with previous
radio you removed
I
Check that antenna base is grounded.
Test with antenna disconnected. If
noise goes away, replace antenna
Noise on radio only
Antenna
Poor FM reception and almost no
AM reception
-
Replace antenna and antenna cable
Antenna
Poor FM reception and Good AM
reception
Check if unit has a Local-Distant switch
and set to "Distant" position
FM Local-Distant switch
I
I
Wirinq
No sound on one speaker
(both radio and tape)
Check speaker wiring
Speaker
T est with good speaker
RaCIio Operation
Check balance and fader controls
-~-
Poor sound on tape only (after one
month or more of tape usage)
Dirty tape mechanism
Clean tape head and mechanism
Check rating of speakers for sufficient
power capacity
Poor sound-new unit
For radios with 40 watts or more
output power
I Check that speakers are in good
condition
Check that Violet and Green speaker
wires are not grounded
Check speaker wiring
For all radios