09 FM/AM TUNER TUNER UNIT IS ASSEMBLED BLOCK DECK BD (CD) POWER SECTION B A H • R CH :
Same as L ch 1 3 +5V REG IC921 TC–7V 2 2 2 Q901 SWITCH Q931 SWITCH Q931 SWITCH Q921 SWITCH Q913 SWITCH Q902 SWITCH Q901 SWITCH Q902 SWITCH Q932 SWITCH +7V REG 1 3 FAN SWITCH Q961, 963 Q932 SWITCH IC933 (CD A+5V SW) (CD D+5V SW) (D+5V SW) (LED+7V) (LED–7V) HCD-DR4/DR5/DR6/DR440/W300/W5000/XB500 CD A+5V SW CD D+5V SW A+5V (SW) D+5V (SW) EVER +5V AU D+5V 5V D+5V UNSW LED 5V LED 5V TC–7V +V BIAS A+7.5V –V BIAS A–7.5V 7V M+7V (UNSW) TC MOTOR+12V FAN901 ST +10V PL A+10V FAN POWER SECTION L (Page 29, 31) +U MAIN CONTROL IC501 (2/2) W300,W5000,XB500 1 43 STK-POWER 1 POWER 42 HP.SW 36 H/P IN ECO 93 HP MUTE I 1 STK POWER IC781 PROTECT 27 27 27 PROTECT POWER OPTIC SECTION TRANSMITTING FL OFF 42 42 (Page 29, 31) 43 D.OUT STBY RELAY 43 93 HP MUTE 93 SCOR 19 SCOR SQ-DATA 32 SQ-DATA CDS -Q D- AC TL AK 33 53 CS DQ -- DCL AK W IA ICK -E U LKP 21 98 21 98 23 90 CD LA OT CA J TA C K CD-CLK 37 CD-CLK IIC-DATA 30 30 18 WAKE UP SENS 56 SENS HOLD 57 HOLD DISPLAY SECTION X-LAT 58 XLT (Page 33) X-RST 59 XRST AY.SENS 61 DISC-SENS TBL.L 63 TBL-L TBL.R 65 TBL-R UP SW 68 ENC 3/UP-SW LED 69 ENC 2/DISC-LED B TRG 72 B-TRG A TRG 73 A-TRG PM-CNT 2 74 CAPM-CNT 2 PM-CNT 1 75 CAPM-CNT 1 AP-M-H/L 76 CAP-M-H/L MS OUT 77 AMS IN M ON/OFF 78 TC-MUTE /PB/PASS 79 R/PB/PAS R ON/OFF 80 NR-ON/OFF M ON/OFF 81 REC-MUTE X501 S ON/OFF 82 BIAS XC-IN 10 RM/HIGH 83 EQ-H/N PB A/B 84 PB-A/B XC-OUT 11 C ON/OFF 85 ALC X502 B PLAY 86 B-PLAY-SW 16MHz A PLAY 87 A-PLAY-SW X-OUT 13 A-HALF 88 A-HALF C A/REC B 89 B-HALF X-IN 15 B SHUT 90 B-SHUT A SHUT 91 A-SHUT RELAY 100 TC-RELAY RDS-INT 20 RDS-INT DS-DATA 21 RDS-DATA ST-MUTE 49 ST-MUTE STEREO 50 STEREO TUNED 51 TUNED POWER 2 ST-CE 52 ST-CE ST-DOUT 53 ST-DOUT ST-DIN 54 ST-DIN CD-POWER 5 ST-CLK 55 ST-CLK ame as L ch N R U U SWITCH +10V EG, 12V 1 3 PL A+10V REG ST +10V 2 Q932 SWITCH FAN901 FAN FAN SWITCH IC932 Q961, 963 1 +12V 3 TC MOTOR+12V REG IC933 FAN DETECTOR 1 +7V 3 M+7V (UNSW) D405-409 REG 7V IC951 Q931 SWITCH N–10V 2 –7V 3 A–7.5V REG –V BIAS Q932 SWITCH 2 Q932 (LED–7V) –7 SWITCH DETECTOR Q905 TC–7V –7V IC901 Q901 SWITCH +7V N+10V 1 REG 3 A+7.5V +V BIAS 2 Q902 SWITCH (LED+7V) –7 TC–7V IC911 –7V +5V 1 3 LED 5V REG LED 5V D+5V UNSW Q901 SWITCH (D+5V SW) 5V AU D+5V 2 Q902 SWITCH Q914 L SWITCH EVER +5V 5 Q913 SWITCH POWER (CD D+5V SW) SECTION D+5V (SW) A+5V (SW) IC921 (CD A+5V SW) +5V 1 3 CD D+5V SW REG Q921 CD A+5V SW Q961, 963 REG 2 Q932 SWITCH DETE Q9 IC901 +7V 1 3 REG DETE Q9 CTOR 05