Aiwa HS-TA166 Service Manual page 6

ADJUSTMENT
A MAIN C.B
P HEAD
7
FWD
<TUNER SECTION>
1. AM IF Adjustment
L105 ....................................................................... 600kHz
2. AM Frequency range Adjustment
L104 .......................................................... 515kHz ± 5kHz
TC104 .................................................... 1670kHz ± 10kHz
3. AM Tracking Adjustment
L101 ....................................................................... 600kHz
TC101 ................................................................... 1400kHz
4. FM Frequency range Adjustment
L103 ......................................... 87.2MHz ± 0.1MHz<YH>
TC103 ............................................... 108.5MHz ± 0.1MHz
5. FM Tracking Adjustment
L102 ..................................................................... 88.0MHz
TC102 ................................................................. 108.0MHz
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IC1
SFR51
SFR 1
6 1
L101
BAR ANT (BAR-ANT)
VR1
VOLUME
L104
L102
TC101
TC102
L103
L105
PHONES
5 4
3
<TAPE PLAYER SECTION>
6. Tape Speed Adjustment
Settings : • Test tape :
• Test point :
• Volume :
• Function :
• Adjustment location : SFR51
Method : Play back the test tape and adjust SFR51 so that
the frequency becomes 3000Hz ± 10Hz(FWD).
Then confirm WOW is less than 0.50%.
7. Head Azimuth Adjustment
Settings : • Test tape :
• Test point :
• Volume :
• Function :
• Adjustment location : Head azimuth
Method : Play back the 8kHz signal of the test tape and
adjust the screw so that the output becomes
maximum.
– 6 –
2
PVC101
PVC1
3
TC104
2
TC103
J1
6 7
TTA–100 (Tape center)
PHONES JACK (J1)
NON-CLIP (MAX-10dB)
TAPE
TTA–330/TTA–420
PHONES JACK (J1)
MAX
TAPE
adjustment screw