09 • SIGNAL PATH : FM 1 3 POWER SWITCH Q902 +5.6V REG IC901 POWER TRANSFORMER T951 RECT D833-836 +UNREG.
12V VF +VL UN –10V UN +10V JW76 SWITCH Q906 SWITCH Q904-905 RECT D907-910 RECT D902-905 RECT D832 RECT D841-844 R-CH R-CH TM402 TM401 HP.SW J803 MIC-SIG MIC-SIG VF HCD-DR4/DR5/DR6/DR440/W300/W5000/XB500 SUB-TRANSFORMER T901 W300 ONLY R REAR L R FRONT L PHONES STANDBY RELAY CONTROL Q901 MAIN 2 SECTION H C DISPLAY SECTION K W300 W5000 ONLY 120V F951 JW954 230V XB500 ONLY (Page 27) (Page 25) MAIN 1 SECTION (Page 33) STANDBY RELAY RY901 AC IN MIC AMP MIC VOLUME ECHO CONTROL IC850 (1/2) RV850 IC851 J801 MIX MIC 9 LPF 2 IN LPF 1 OUT 2 11 OP 2 IN LPF 2 OUT 8 1 LPF 1 IN OP 2 OUT 10 F-RELAY POWER AMP & VOLUME CONTROL IC801 L-CH IN 22 15 W300 W300 W5000 14 7 W5000 XB500 THERMAL VOLUME XB500 SENSOR CONTROL 13 12 8 5 6 VOLUME PROTECT LATCH CONTROL DC AMP DRIVER D802, 852 Q433-434 Q432 THERMAL L-CH THERMAL D804 SENSOR PROTECT SWITCH EVER +5V Q831-832 Q801 MUTE CONTROL Q834 HEAD PHONE HP-MUTE MUTE Q833 MUTE MUTE STK-POWER DRIVE SWITCH Q804 Q803 PROTECT W300, W5000, XB500 POWER V ECO s L ch DISPLAY K MIC-SIG SECTION (Page 33) MIC LEVEL MIC AMP RV851 IC850 (2/2) MAIN 1 C SECTION MIC-SIG (Page 25) J803 PHONES H MAIN 2 HP.SW SECTION (Page 27) RY401 TM401 L FRONT RELAY DRIVER R-CH R Q401-402 JW76 TM402 L LATCH PROTECT REAR DRIVER SWITCH Q437 Q431 R-CH R PROTECT SWITCH W300 ONLY Q439 POWER TRANSFORMER T951 +UNREG.
12V RECT D833-836 XB500 ONLY UN +10V RECT UN –10V D841-844 230V JW954 +VH RECT +VL RECT F951 –VH D831 –VL D832 120V W300 W5000 ONLY STANDBY STANDBY RELAY CONTROL RELAY Q901 RY901 SUB-TRANSFORMER T901 +5.6V +5.6V 3 REG 1 RECT D902-905 IC901 –30V REG POWER RECT Q903 SWITCH D907-910 Q902 SWITCH SWITCH Q907 Q904-905 VF VF SWITCH Q906 SWITCH Q439 F SWI THERMAL VOL SENSOR CON UME TROL VOL CON UME TROL 2 5 MU CON Q8 TE TROL 34