Buick LeSabre 1965 Service Manual page 740

ACCESSORIES
RADIO AND ANTENNA 1 1 - 7
RADIO TROUBLE DIAGNOSIS
CONDITION
Electric Antenna Inoperative.
(Cont'd)
QUICK CHECK
Check fuse.
Substitute with good antenna
switch.
Check w i r i n g and ground
connections.
Check for defective antenna by
substituting a know good an-
tenna assembly.
POSSIBLE CAUSE AND
CORRECTION
Blown or Defective Fuse - Re-
place fuse with known good
fuse.
Defective S w i t c h - Replace
switch.
Defective Wiring - Repair as
required.
Defective Antenna Motor - Re-
pair or replace as required
(refer to paragraph 11-3, "d").
RADIO RECEIVER
RADIO ANTENNA TRIMMER SCREW ADJUSTMENT :-
ADJUSTMENT MUST BE MADE WITH ANTENNA MAST
EXTENDED 31" INCHES ABOVE FENDER. TUNE RADIO TO A
STATION AT OR NEAR 1400 KC THAT CAN BARELY BE
HEARD WITH VOLUME FULL ON.(A PROPERLY ADJUSTED SIGNAL
GENERATOR MAY BE SUBSTITUTED.) INSERT SCREWDRIVER THROUGH
OPENING IN RECEIVER 8 CAREFULLY TURN TRIMMING SCREW
BACK 8 FORTH UNTIL A POSITION IS FOUND THAT GIVES
MAXIMUM VOLUME.
NUT
RADIO TONE CONTROL
DUMMY KNOB
SPRING WASHER
OUTER CONTROL KNOB
EXTERNAL
TOOTH LOCK WASHER
NUT
REAR SPEAKER WIRE
H * 0 N T SPEAKER WIRE
INSTRUMENT PANEL
WIRING HARNESS
-COMMON
-PLUG GROUNDING
Figure 11-4-Radio Receiver Installation - 45000, 46000 and 48000 Series