Sony HCD-HPR90 Service Manual - Page 24

HCD-HPR90/HPR99XM 6-9. SCHEMATIC DIAGRAM - MAIN Section (2/3) - • See page 37 for IC Block Diagrams. +4V REGULATOR IC1206 TA7805S OGI C1215 220 10V D1214 C1210 11EQS04 0.1 CN1204 3P CN1205 3P (HPR99XM) (Page 23) A1 82 A3 A4 A5 A6 A7 (Page 27) RST# 21 ERR-IRQ# 18 CDM-SEL 85 DGND XM DVCC +5V DGND SC-RX-IN 31 SC-TX-OUT 32 XM AVCC +5V XM POWER 83 XM PWR +3.3V +9V R-OUT AGND L-OUT CN1301 15P (HPR99XM) (Page 29) /OTW OVF PGMUTE SOFTMUTE /RST DGND /SD SCDT SCSHIFT SCLATCH DGND NSPMUTE INIT D+3.3V L-IN AGND R-IN AGND A+5V CN1302 19P D1204 MC2836 66 67 68 69 70 71 72 73 75 (HPR90) (2/3) Q1602 2SA1235 D1205 1SS355WTE-17 R1605 10k R1606 1k Q1601 RT1N141C (HPR99XM) Q1601,1602 B+ SWITCH C1213 0.01 C1 C1526 1 50V JR1501 0 R1523 100k C1507 100 16V R1514 2.2k R1513 R1516 2.2k 10k C1506 0.1 R1511 10k R1512 10k (HPR90) B A X3 X0 X X1 X2 VCC Y0 C1576 1 50V C2 JR1502 0 R1573 100k (HPR99XM) Y2 Y Y3 Y1 INH VEE GND TUNER/XM SELECT SWITCH IC1505 MC14052BDTR2 Q1503 RT1N141C INVERTER Q1504 RT1N141C INVERTER Q1505 RT1N141C INVERTER FM75Ω COAXIAL ANTENNA AM TUNER (FM/AM) SUPPLIED WITH THE ASSEMBLED BLOCK (Page 25) DO/STEREO ST CLK ST DIN ST CE NC AGND R OUT +9V L OUT CN1310 9P B1 B2 B3 B4 B5 56 55 54 53 JW1613 JW1612 IC1504 RT3C55M MUTING E2 C1 B2 B1 C2 E1 Q1508,1509 MUTING CONTROL SWITCH R1575 1k R1510 100k R1525 1k R1560 100k Q1509 RT1P141C Q1508 RT1N141C R1505 22k R1507 47 C1517 220 10V 65 51 58 59 61 63 60 C1501 0.1 C1502 220 10V R1202 10k C1217 0.01 R1201 100k R1203 22k C1203 470 16V IC1201 µPC2912HF O GI +12V REGULATOR C1202 0.1 CN1203 2P 12V GND IC1204 MM1615ANLE NOISE VO GND VI CONT +5V REGULATOR D1213 1N4002B D1210 1N4002B D1209 1N4002B D1208 1N4002B C1209 220 10V C1208 0.1 +4V REGULATOR IC1203 TA7804LS C1207 470 10V O GI C1206 0.1 +9V REGULATOR IC1202 TA7809S C1205 470 10V OGI C1204 0.1 C1201 2200 25V R1521 10k R1519 10k R1501 220 INPUT SELECTOR,ELECTRICAL VOLUME, SURROUND/TONE CONTROL IC1501 BD3870FS C1523 0.0022 C1522 0.0022 C1521 0.1 C1520 R1520 0.1 220k C1519 0.1 C1518 R1518 0.1 220k C1505 10 50V C1555 10 50V CAP TNF1 TNF2 BNF2 BOUT2 BNF1 BOUT1 OUT1 OUT2 VIN1 VIN2 SEL2 SEL1 A1 A2 B1 B2 C1 VCC C2 R1551 220 SI FILTER SC GND R1502 10k R1361 0 R1363 0 C1559 1 50V C1509 1 50V C1513 1 50V A1 C1563 1 50V A2 C1511 10 50V B1 C1561 10 50V B2 C1512 1 50V C1 C1562 1 50V C2 C1503 C1504 0.1 220 10V C1211 0.1 (Page 29) CN1202 2P 14V GND POWER ON/OFF 4V(SUB) GND CN1201 3P (Page 35) (Page 35) EP1201 (CHASSIS) C1508 10 50V R1503 1k IC1503 RT3C55M MUTING E2 C1 B2 B1 C2 E1 HEADPHONE AMP IC1502 NJM4580MD GND VCC R1506 10k R1552 10k Q1502 RT1P141C R1556 10k Q1501 RT1N141C Q1501,1502 MUTING CONTROL C1532 100 16V SWITCH C1531 0.1 Q1510 2SC3052 RIPPLE FILTER C1558 10 50V R1553 1k R1504 4.7k R1515 100k C1515 10 R1565 50V 100k R1558 2.2k R1559 2.2k C1550 220 16V C1565 10 50V R1554 4.7k C1552 100 16V R1550 4.7k C1212 470 10V +7V REGULATOR IC1205 TA7807S OG I R1557 C1567 R1555 47 220 10V 22k HCD-HPR90/HPR99XM 24 24