Teac AG-680 - FM Mono Distortion Adjustment; FM;AM Auto Stop Level Adjustment

4.FM MONO DISTORTION ADJUSTMENT
DC VOLT METER
Signal Generator
Distortion Meter
Connect to TP1(-), TP2(+) Through the choke coll (100¢H)
Connect to FM ANT Jack (FM IN) through the dummy.
Connect to the output.
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NO. | Frequency Adjustment
1 100.10MHz DC Voltmeter OV T103
| |
2 100.10MHz Minimum T.H.D T103
_ J pstorTion 3 Repeat steps 1 and 2 Several times.
era aaa ANALYSER
5.FM/AM AUTO STOP LEVEL ADJUSTMENT
FM SIGNAL GENERATOR ............::eeseeees Connect to FM ANT Jack (FM IN) through the dummy
AM SIGNAL GENERATOR...........:scccesseeeees Connect to AM ANT, Coil through the Loop antenna
BAND STEP | SIGNAL GENERATOR Adjust for Adjustment
1 100.1MHz 30dB TUNED | Display OFF VR11
FM 4
2 100.1MHz 30dB TUNED | Display ON VR11
1 1000KHz 80dB TUNED | Display OFF VR12
AM
2 1000KHz 80dB TUNED | Display ON VRi2
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SERVICE MANUAL