Teac AG-10D, Service Manual

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2-1 Equipment Requried
・ AM Standard Signal Generator (AM SSG) ・ Audio Generator
・ FM Standard Signal Generator (FM SSG) ・ Stereo Modulator
・ Oscilloscope ・ Distortion Meter
・ AC Voltmeter ・ DC Voltmeter
Note : Disconnect external FM antenna prior to adjustment.
2-2 Adjustment Locations
SVR02
SVR01
SVR03
FD1
IF COIL
OSC COIL ANT COIL
R17 (Pattern Side)
JW10
EC1
TUNER PCB
2 ADJUSTMENTS AND CHECKS
1. Tunning Voltage
520kHz / 1710kHz
[US,C]
522kHz / 1611kHz
[E,UK,K]
520kHz / 1710kHz
[US,C]
522kHz / 1611kHz
[E,UK,K]
JW10
DC Voltmeter
OSC COIL
520kHz : 1.2
±
0.1V
1710kHz : 7.0
〜
8.5V
1611kHz : 7.2
〜
8.5V
ITEM
SIGNAL GENERATOR
SETTING
SET FREQUENCY
SETTING
EQUIPMENT
CONNECTION
ADJUSTMENT
POINTS
ADJUST FOR
2. IF Tracking
600kHz [US,C]
603kHz [E,UK,K] 600kHz [US,C]
603kHz [E,UK,K]
TAPE PLAY terminal
AC Voltmeter
Oscilloscope IF COIL Maximize audio output
3. RF Tracking
600kHz [US,C]
603kHz [E,UK,K] 600kHz [US,C]
603kHz [E,UK,K]
TAPE PLAY terminal
AC Voltmeter
Oscilloscope ANT COIL
Maximize audio output
Repeat LOW,HIGH
frequency
4. Seek Level
600kHz [US,C]
603kHz [E,UK,K] 600kHz [US,C]
603kHz [E,UK,K]
TAPE PLAY terminal
AC Voltmeter
Oscilloscope SVR03 Tuned on point
2-3 AM Adjustment
・ Output of signal generator should not be greater than necessary to obtain an optimum output reading.
・ Signal generator modulation : 30%
・ Signal frequency : 400Hz
・ Modulation frequency : 600kHz, 1000kHz, 1400kHz [US,C] / 603kHz, 999kHz, 1404kHz [E,UK,K]