ELECTRICAL ADJUSTMENT PROCEDURE IDLE CURRENT A. Setting Set the master volume minimum. B. Connection R237 R236 R342 R343 VOLT METER VR201 VR301 AMP B’D C. Adjustment – Adjust VR301 so that the current through the R237, R236, R342, R343 become 10 milliampere. –...
ELECTRICAL PARTS LIST Ref No. Part No. Description Value Ref No. Part No. Description Value MODEL QD-4960 R1-2 3009102973 RES CF 1K 1/5W J N Power Output Level POWER B’D (4005185900) R701-708, 3002120953 RES CF 12K 1/5W FN 12K 1% f=1kHz, THD+N ≤...
TOP AND BOTTOM VIEW OF P.C. BOARD Ref No. Part No. Description Value Ref No. Part No. Description Value D201-209, 2058304100 DIODE IN4148 1N 4148 R232-233, 3089479275 RES NFR 4.7 1/4W J R PHILKO FR 4.7 D214, R238-239, D301-309, R332-333, D314 R338-339 D210-211,...