Sony NWZA816P Service Manual - Page 28

NW-A805/A806/A808/NWZ-A815/A816/A818 • IC Block Diagrams - MAIN Board - IC301 XC6401FF58DR EN2 1 ON / OFF CONTROL REGULATOR 2 6 VOUT2 VIN 2 VOLTAGE REFERENCE EN1 3 ON / OFF CONTROL REGULATOR 1 7 5 VOUT1 4 VSS IC303 MAX4764ETB+TG069 VCC 1 NO1 2 COM1 3 NC1 4 IN1 5 10 NO2 9 COM2 8 NC2 7 IN2 6 GND 11 GND NC VSS VSS VSS VSS VSS VSS CVDD LVDD LVDD LVDD LVDD HVDD HVDD HVDD GND IC501 S1R72V17B00A20B A1 G7 B7 B6 B5 B4 B2 D7 G2 C7 A7 A2 C2 B3 A5 XI B8 OSCILLATOR XO C8 TESTEN H1 ATPGEN H8 BURNIN A8 TEST MUX USB FIRST-IN FIRST-OUT USB FIRST-IN FIRST-OUT CONTROLLER R1 A6 DP A3 DM A4 VBUSFLG B1 VBUSEN C1 VBUS C3 XRESET D1 CLKIN D8 XRD G3 XWRL H3 DEVICE SERIAL INTERFACE ENGINE MULTI TRANSCELVER MACRO HOST SERIAL INTERFACE ENGINE CHANNEL /ENDPOINT CPU INTERFACE CONTROLLER DMA CONTROLLER F3 H2 E3 G4 F4 D2 C4 E1 C5 E2 D3 G1 F1 F2 H4 C6 CD15 E8 CD14 D6 CD13 F8 CD12 E7 CD11 F7 CD10 G8 CD9 H7 CD8 F6 CD7 G6 CD6 H6 CD5 E6 CD4 F5 CD3 H5 CD2 G5 CD1 XWRH XCS XINT XDREQ XDACK XBEL CA1 CA2 CA3 CA4 CA5 CA6 CA7 CA8 CD0 IC503, 602 TK63731AB1G0B VCONT A2 THERMAL & OVER CURRENT PROTECTION B2 VIN ON / OFF CONTROL VOLTAGE REFERENCE REGULATOR GND A1 B1 VOUT NW-A805/A806/A808/NWZ-A815/A816/A818 IC504 TK63718HCL-G VIN 1 THERMAL & OVER CURRENT PROTECTION GND 2 REGULATOR VOLTAGE REFERENCE ON / OFF CONTROL VOUT 3 6 VCONT 5 GND 4 NC IC505, 506 TC7WG74FC CK 1 D2 XQ 3 GND 4 SQ C D XQ R 9 8 VCC 7 XPR 6 XCLR 5Q GND IC509 SN74AVC1T45YZPR VCCA A1 GND B1 A C1 A2 VCCB B2 DIR C2 B 28 TEST GND VIN SW IC802 BD6069GUT-E2 C3 C2 GNDA A1 EN A2 DRIVER OVER VOLTAGE PROTECT C1 VOUT CONTROL SHORT PROTECT OSCILLATOR A3 B1 PWM COMPARATOR CURRENT SENSE + THERMAL SHUTDOWN ERROR AMP B3 VFB 28