PIONEER A207
Manual de Servicio

A-307R, A-207R

6. ADJUSTMENT
6.1 IDLE CURRENT ADJUSTMENT
¶ CAUTION : Heatsinks� (Q323�Q326) DC level is equal to +B or -B. Don�t touch them or you will be electric shocked. 1. Connect the measuring instrument as shown in Fig.6-1. (R373 or R374) 2. Turn the POWER switch to ON. 3. Adjust VR301 (VR302) so that the voltage between both sides of R373 (R374) becomes 10mV ± 1mV. 4. Ages for 5 minutes. 5. Adjust VR301 (VR302) so that the voltage between both sides of R373 (R374) becomes 11mV ± 1mV.

DC Voltmeter

DC Voltmeter

AF ASSY

SIDE A

R373 R375

R374 R376

Heat Sink

Heat Sink VR301 VR302 Heat Sink

Heat Sink

CN202

Fig.6-1 Adjustment Method

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