Adjustments And Checks; Amplifier Section; Bias Current Adjustment - Teac AG-790 Service Manual

2-1 AMPLIFIER SECTION

Bias Current Adjustment

1. Turn the unit on, and set the input selector switch to "CD".
2. Set 7VR1 and 7VR2 to the center position.
3. Connect the DC voltmeter as shown below after preheating for
10 minutes, and adjust 7VR2 (Lch) so that the voltage
becomes 3.3 1.3mV.
4. Adjust 7VR1 (Rch) in the same way.
7VR2

2 ADJUSTMENTS AND CHECKS

0.33/5W
0.33/5W
7R46 7R44
DC voltmeter
0.33/5W
7R45
DC voltmeter
7VR1
3
0.33/5W
7R43
MAIN PCB