Aiwa CSD-A510 Service Manual page 18

ELECTRICAL ADJUSTMENT
L003
(BAR ANT)
1
D TUNER C.B
2
L006
PVC001
TC4 TC3
L005
L004
TC2 TC1 L009
5
19
IC001
L007
L008
(LH MODEL)
6 3 7 4
B CD C.B
IC404
SFR430
#
CN401
A MAIN C.B
E H.P. C.B
PHONES
0!
HP1
L003
2 3
(BAR ANT)
2
D TUNER C.B
4
TC006
3
PVC001
TC3
TC4
L016 L017
L005
TC1
L004
TC2
7
19
IC001
L007
L008
(K, EZ MODELS)
8 5
IC801
1
CN801
CN201
L801
@
M1 (TAPE MOTOR)
RPH
0 !
27
< TUNER SECTION >
(LH MODEL)
1
1. AM Freq. Range Adjustment
L006 ....................................................................... 517kHz
TC003 ................................................................... 1750kHz
2. AM Tracking Adjustment
L003 ....................................................................... 600kHz
TC004 ................................................................... 1400kHz
TC005 3. AM IF Adjustment
Settings: • Test point: IC001 (LA1828) 19PIN
• Adjustment location: L007
Method: Adjust L007 so that the output level at 1400kHz
becomes maximum.
L009
4. FM Freq. Range Adjustment
L005 ..................................................................... 87.0MHz
TC001 ................................................................. 109.0MHz
5. FM Tracking Adjustment
L004 ..................................................................... 88.0MHz
9 6
TC002 ................................................................. 108.0MHz
6. FM IF Adjustment
Settings: • Test point: IC001 (LA1828) 19PIN
• Adjustment location: L008
Method: Adjust L008 so that the output level at 98.0MHz
becomes balanced.
7. FM Balance Adjustment
Settings: • Test point: IC001 (LA1828) 19PIN
• Adjustment location: L009
Method: Adjust L009 so that the output level at 98.0MHz
becomes balanced.
(K, EZ MODELS)
1. LW Freq. Range Adjustment
L016 ....................................................................... 145kHz
TC005 ..................................................................... 295kHz
2. MW Freq. Range Adjustment
L017 ....................................................................... 515kHz
TC003 ................................................................... 1635kHz
3. MW Tracking Adjustment
L003 ....................................................................... 600kHz
TC004 ................................................................... 1400kHz
4. LW Tracking Adjustment
TC006 ..................................................................... 288kHz
5. AM IF Adjustment
Settings: • Test point: IC001 (LA1828) 19PIN
• Adjustment location: L007
Method: Adjust L007 so that the output level at 1400kHz
becomes maximum.
6. FM Freq. Range Adjustment
L005 ..................................................................... 87.4MHz
TC001 ................................................................. 108.3MHz
7. FM Tracking Adjustment
L004 ..................................................................... 88.0MHz
TC002 ................................................................. 108.0MHz
8. FM IF Adjustment
Settings: • Test point: IC001 (LA1828) 19PIN
• Adjustment location: L008
Method: Adjust L008 so that the output level at 98.0MHz
becomes balanced.
9. FM Balance Adjustment
Settings: • Test point: IC001 (LA1828) 19PIN
• Adjustment location: L009
Method: Adjust L009 so that the output level at 98.0MHz
becomes balanced.
< DECK SECTION >
10. Tape Speed Adjustment
Settings : • Test tape : TTA-100
• Test point : J251 (PHONES jack)
• Adjustment location : SFR of deck motor
Method : Play back the test tape and adjust SFR so that
the frequency counter reads 3000Hz±30Hz.
11. Head Azimuth Adjustment
Settings : • Test tape : TTA-320
• Test point : J251 (PHONES jack)
• Adjustment location : Azimuth adjustment
screw
Method : Play back the 8kHz signal of the test tape and
adjust screw so that the output becomes
maximum.
12. Bias frequncy Adjustment
L801..................................................................85kHz±0.5kHz
< CD SECTION >
13. FE Balance Adjustment
Settings : • Test point : IC401 PIN58 (VR), IC401 PIN 20
(FE)
• Adjustment location : SFR430
Method : Playback the disc and adjust SFR430 so that the
test point voltage becomes 0V.
28