Adjustments And Checks - Teac AG-10D Service Manual

2-1 Equipment Requried
・AM Standard Signal Generator (AM SSG)
・FM Standard Signal Generator (FM SSG)
・Oscilloscope
・AC Voltmeter
Note : Disconnect external FM antenna prior to adjustment.
2-2 Adjustment Locations
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]
SIGNAL GENERATOR
ITEM
SETTING
520kHz / 1710kHz
[US,C]
1. Tunning Voltage
522kHz / 1611kHz
[E,UK,K]
600kHz [US,C]
2. IF Tracking
603kHz [E,UK,K]
600kHz [US,C]
3. RF Tracking
603kHz [E,UK,K]
600kHz [US,C]
4. Seek Level
603kHz [E,UK,K]

2 ADJUSTMENTS AND CHECKS

・Audio Generator
・Stereo Modulator
・Distortion Meter
・DC Voltmeter
FD1
SVR03
IF COIL
SVR02
TUNER PCB
SET FREQUENCY
SETTING
520kHz / 1710kHz
[US,C]
522kHz / 1611kHz
[E,UK,K]
600kHz [US,C]
603kHz [E,UK,K]
600kHz [US,C]
603kHz [E,UK,K]
600kHz [US,C]
603kHz [E,UK,K]
EC1
SVR01
JW10
OSC COIL ANT COIL
R17 (Pattern Side)
EQUIPMENT ADJUSTMENT
CONNECTION
JW10
OSC COIL
DC Voltmeter
TAPE PLAY terminal
AC Voltmeter IF COIL
Oscilloscope
TAPE PLAY terminal
AC Voltmeter ANT COIL
Oscilloscope
TAPE PLAY terminal
AC Voltmeter SVR03
Oscilloscope
−3−
ADJUST FOR
POINTS
520kHz : 1.2
±
1710kHz : 7.0
∼
1611kHz : 7.2
∼
Maximize audio output
Maximize audio output
Repeat LOW,HIGH
frequency
Tuned on point
0.1V
8.5V
8.5V