Sony HCD-HPR90 Service Manual - Page 18

HCD-HPR90/HPR99XM 6-4. BLOCK DIAGRAM - PANEL, POWER SUPPLY Section - (HPR99XM) FL901 FLUORESCENT INDICATOR TUBE D952 DSGX 31 - 42 14 - 29 FLUORESCENT INDICATOR TUBE DRIVER IC901 SEG1 - SEG16 DIN 7 CLK 8 STB 9 GR1 - GR12 1 LED1 B HP (Page 16) REMOTE CONTROL RECEIVER IC951 S951 - 957, S961 - 966, S971 - 975 RV951 PUSH ENTER (JOG) ROTARY ENCODER RV952 VOLUME ROTARY ENCODER D951 STANDBY LED DRIVE Q951 XM +5.2V SYSTEM CONTROLLER IC1301 (4/4) 1 FL SD 2 FL SCK 3 FL STB AC DET 84 +12V +3.3V (ADC ) +5V +3.3V REGULATOR IC702 +5V REGULATOR IC1204 4 SIRCS 93 - 91 KEY1 - KEY3 74 WAKE UP KEY 95 JOG CDM SD 38 94 VOLUME POWER ON/OFF 57 88 STANDBY LED RESET 12 AC CUT 20 +9V (HP AMP) RIPPLE FILTER Q1510 +9V FLUORESCENT F1 INDICATOR TUBE (FL901) F2 VEE RECT D912, 922 +7V MOTOR B+ REGULATOR Q1607 - 1609 T921 INVERTER TRANSFORMER D1211 OSC Q921, 922 D1212 PROTECT DETECT Q1606 +4V +1.8V (CD) +3.3V (CD) +1.8V REGULATOR IC203 D1206 +4V REGULATOR IC1203 +1.8V (AMP) +3.3V (AMP) +3.3V (FL) +1.8V REGULATOR IC704 D1204 D1203 (1/2) CDM +3.3V EVER +3.3V D1203 (2/2) D1202 D1201 RESET SWITCH Q1301 RESET SIGNAL GENERATOR IC1302 XIN XOUT XCIN XCOUT (Page 15) D STANDBY LED 15 13 10 11 X1302 5MHz X1301 32.768kHz +3.3V (LED) B+ SWITCH Q952 +5V REGULATOR IC1206 +12V REGULATOR IC1201 +9V REGULATOR IC1202 +7V REGULATOR IC1205 RECT D31 SWITCHING Q12 SWITCHING Q11 16 VG (H) VD 18 15 VS 12 VG (L) D1208 - 1210,1213 +28V D652 RECT D32 T31 D33 MAIN POWER TRANSFORMER 9 OCP D14 8 VC1 DC DETECT Q651, 652 ISOLATOR PH11 2 F/B 1 VENSE POWER CONTROL IC11 POWER ON/OFF RELAY DRIVE Q650 ISOLATOR PH602 Q601 D603 T603 SUB POWER TRANSFORMER SHUNT REGULATOR IC650 ISOLATOR PH601 POWER CONTROL IC601 5 DRAIN 4 VCC 2 FB RECT D1 + LINE FILTER T1 F1 (AC IN) + S1 VOLTAGE SELECTOR 120 - 127V 220 - 240V (HPR90: E, E51) Abbrivation E51 : Chilean and Peruvian models HCD-HPR90/HPR99XM 18 18