Aiwa CSD-TD34 Service Manual page 29

ELECTRICAL ADJUSTMENT-2/2
< TUNER SECTION >
(LH MODEL)
1. AM IF Adjustment
L007 ....................................................................... 450kHz
2. AM VT Adjustment
Settings: • Test point: C39+
• Adjustment location: L004
Method: Set to AM 1000kHz adjust L004 so that the test point
becomes 3.75 V±0.1V
3. AM Tracking Adjustment
L003 ....................................................................... 600kHz
TC001, L007 ........................................................ 1400kHz
4. FM VT Adjustment
Settings: • Test point: C39+
• Adjustment location: L006
Method: Set to FM 108MHz adjust L006 so that the test point
becomes 6.0V±0.1V
5. FM Tracking Adjustment
L005 ........................................................................ 98MHz
(K, EZ MODEL)
1. MW IF Adjustment
L007 ....................................................................... 450kHz
2. MW VT Adjustment
Settings: • Test point: C39+
• Adjustment location: L004
Method: Set to MW 999kHz adjust L004 so that the test point
becomes 3.8V±0.1V
3. MW Tracking Adjustment
L003 ....................................................................... 603kHz
TC001, L007 ........................................................ 1404kHz
4. FM VT Adjustment
Settings: • Test point: C39+
• Adjustment location: L006
Method: Set to FM 108MHz adjust L006 so that the test point
becomes 6.0V±0.1V
5. FM Tracking Adjustment
L005 ........................................................................ 98MHz
6. LW VT Adjustment
Settings: • Test point: C39+
• Adjustment location: L051
Method: Set to LW 288kHz adjust L051 so that the test point
becomes 4.5V±0.1V
7. LW Tracking Adjustment
L003 ....................................................................... 153kHz
TC051 ..................................................................... 288kHz
< TAPE SECTION >
8. Bias frequency Adjustment
L801 ............................................................... 85Hz ±1kHz
9. Tape speed Adjustment
Settings: • Test tape: TTA-100
• Test point: PHONES JACK (HP1)
• Adjustment location: SFR of deck motor
Method: Play back the test tape and adjust so that the output
frequency is 3000Hz +90Hz, -60Hz.
10. Azimuth Adjustment
Settings: • Test tape: TTA-320
• Test point: PHONES JACK (HP1)
• Adjustment location: Azimuth adjustment screw
Method: Play back the test tape and adjust so that the output is
maximum.
< CD SECTION >
11. FE Balance Adjustment
Settings: • Test point: IC401 PIN58 (VR) , IC401 PIN20 (FE)
• Adjustment location: SFR430
Method: Playback the disc and adjust SFR430 so that the test
point voltage becomes 0~-10mV.
-29-