5
EMERGENCY TROUBLE SHOOT
3-2. Tuner Function
Hearing noise
only
Yes
No
Yes
No selected the
station
Tuner Module is
inferior goods.
Select exactly
broadcasting
frequency.
Change tuner
module to
superior goods.
Yes
Weak frequency
area caused by
elevations
Change to goods of
R.D.S function.
Yes
A
B
A
Station in
other regions
are not held.
Yes
Yes
No selected the
local stations.
Ref. Point or
Extreme noise
in broadcast
Weak
separation of
FM stereo
Yes
No
Yes
Antenna
connector is
missing
Put exactly
antenna connector
in his jack
Ref.
CAT-8, KCC-654V
Electrical Parts List
Function of auto-
switch noise
reduction
Ref.
Yes
Weak frequency
area of FM, AM
Switch
automatically to
mono mode in
weak frequency
area
Yes
B
R1
In case of located Glass Antenna, check if heat wire is cut or not in rear window.
R2
Check Antenna connector part.
Содержание AKF-8825 series
Страница 5: ...3 LINE DRAWING 2 2 REAR SIDE ...
Страница 9: ...4 ADJUSTMENTS 7 4 1 EQUIPMENTS CONNECTIONS ...
Страница 10: ...ADJUSTMENTS 4 2 TUNER MODULE ADJUSTMENT LOCATIONS 8 ...
Страница 14: ...12 5 SCHEMATIC DIAGRAMS 5 1 BASIC Series AKF 3825 Size A3 ...
Страница 15: ...13 5 2 BASIC Series AKF 8825 SCHEMATIC DIAGRAM Size A3 ...
Страница 16: ...14 5 3 RDS Series AKF 8825R SCHEMATIC DIAGRAM Size A3 ...
Страница 17: ...PART SIDE 6 1 PCB MAIN 15 6 PARTS LOCATION ON P C BOARD AKF 3825 AKF 8825 Basic RDS ...
Страница 18: ...PARTS LOCATION ON P C BOARD 16 BOTTOM SIDE ...
Страница 19: ...6 2 PCB FRONT 17 PARTS LOCATION ON P C BOARD PART SIDE BOTTOM SIDE ...
Страница 20: ...18 PARTS LOCATION ON P C BOARD 6 3 ISO PCB ...
Страница 21: ...19 7 OVERALL EXPLODED VIEW PARTS LIST 7 1 AKF 3825 Basic Size A3 ...
Страница 22: ...7 2 AKF 8825 Basic RDS 20 OVERALL EXPLODED VIEW PARTS LIST Size A3 ...
Страница 23: ...8 1 EXPLODED VIEW TN 301NX 219 for AKF 3825 21 8 DECK MECHANISM EXPLODED VIEW PARTS LIST ...
Страница 26: ...24 DECK MECHANISM EXPLODED VIEW PARTS LIST 8 3 EXPLODED VIEW TN 715 DH 109 for AKF 8825 Series ...
Страница 33: ...31 10 FUNCTION OF MICOM IC 10 1 PIN CONFIGURATION TOP VIEW ...
Страница 39: ...37 11 IC BLOCK DIAGRAM 11 1 LC75854 IC LCD DRIVER ...
Страница 40: ...38 IC BLOCK DIAGRAM 11 2 TDA7372B Audio Power IC IC502 ...
Страница 41: ...IC BLOCK DIAGRAM 39 11 3 TDA7365 Audio Power IC IC502 ...
Страница 42: ...IC BLOCK DIAGRAM 40 11 4 LC75371M IC EVR IC501 ...
Страница 43: ...IC BLOCK DIAGRAM 41 11 5 LC7270M LC72722 RDS IC201 ...