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SITRONICS LCD-1502 Service Manual

Liquid crystal display television
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Summary of Contents for SITRONICS LCD-1502

  • Page 10 Schemtic Diagrams -10-...
  • Page 11 Schemtic Diagrams -11-...

  • Page 12: Schematic Diagrams

    Schematic Diagrams - 12 -...
  • Page 13 Schematic Diagrams -13 -...
  • Page 14 Schematic Diagrams -14 -...
  • Page 15 Schematic Diagrams -15-...
  • Page 16 Printed Circuit Board -16-...
  • Page 17 Printed Circuit Board -17-...
  • Page 18 Printed Circuit Board Figure 2-2.1 AUDIO Board (Top Side) -18-...

  • Page 19: Printed Circuit Board

    Printed Circuit Board Figure 2-2.2 AUDIO Board (Bottom Side) -19-...
  • Page 20 Printed Circuit Board -20-...
  • Page 21 Printed Circuit Board -21-...
  • Page 22 Printed Circuit Board -22-...
  • Page 23 Printed Circuit Board -23-...
  • Page 24 Printed Circuit Board -24-...

  • Page 25: Block Diagram

    Block Diagram Figure 3-1 Block Diagram -25-...

  • Page 26: Wiring Diagram

    Wiring Diagram -26-...

  • Page 27: Exploded View And Mechanical Parts List

    Exploded View and Mechanical Parts List -27-...

  • Page 28: Information Of Ics

    Information of ICs IC301(VPC3230) Pin No. Pin Name Function Pin No. Pin Name Function 1 B1/CB1IN Blue1/Cb1 Analog Component Input 41 C7 Picture Bus Chroma (MSB) 2 G1/Y1IN Green1/Y1 Analog Component Input 42 C6 Picture Bus Chroma 3 R1/CR1IN Red1/Cr1 Analog Component Input 43 C5 Picture Bus Chroma 4 B2/CB2IN...
  • Page 29 Information of ICs IC101 (AP1501-50) Pin No. Pin Name Function Pin No. Pin Name Function 4 Feed Back 2 Output 5 ON/OFF 3 Ground IC102 (CW1117CS-3.3) Pin No. Pin Name Function Pin No. Pin Name Function 1 Ground IC601 (AD9883) (For DRIVE Board) Pin No.
  • Page 30 Information of ICs IC603(SN74ACT14DR) Pin No. Port Name Function Pin No. Port Name Function Inputs Outputs Outputs Inputs Inputs Outputs Outputs Inputs Inputs Outputs Outputs Inputs Ground Power supply IC602(24LC21A) Pin No. Pin Name Function Pin No. Pin Name Function 1-3 NC No Connection 4 Vss...
  • Page 31 Information of ICs IC201 (MX88L284) Pin No Port Name Function Pin No Port Name Function BUSTYPE Bus type select OSDB OSD BLUE input OSDBLNK OSD select. VDDP PAD Power Pixel input A GREEN [7:0} from ADC. Y[7:0]: Color data from Video 3-10 PIXINA [7:0] Core Power...
  • Page 32 Information of ICs IC202, IC203 (W981616AH) Pin No Port Name Function Pin No Port Name Function Power and ground for the input buffers and the core logic. Power and ground for the input buffers and the core logic. DQ [0:1] Data inputs/outputs are multiplexed on the same pins.
  • Page 33 Information of ICs IC701 (STV8216) Pin No. Pin Name Function Pin No. Pin Name Function AO1L Left SCART1 Audio Output Not used AO1R Right SCART1 Audio Output 5V Power Regulator Control Not used Hardware Reset (Active Low) RESET VDDC 3.3V Power Supply for Audio DAC/ADC SYSCK System Clock Output GNDC...
  • Page 34 Information of ICs IC601(SAA5264) (For TELETEXT Board) Pin No. Pin Name Function Pin No. Pin Name Function output for 14-bit high precision Pulse Width not available; connect this pin to V 1 P2.0/PWM 28 TEST Modulator (PWM) 2 P2.1/PWM0 ouputs for 6-bit PWMs 0 to 6 29 COR 3 P2.2/PWM1 output for 6-bit PWMs 0 to 6...
  • Page 35 Parts List (For Reference Only) FOR REFERENCE ONLY The components shown in the remaining pages served as a reference only. It is not meant for ordering of components for servicing purposes. Do not quote any components from these lists. ELECTRONIC COMMON PART ASSEMBLY Item Part No.
  • Page 36 Parts List (For Reference Only) FOR REFERENCE ONLY The components shown in the remaining pages served as a reference only. It is not meant for ordering of components for servicing purposes. Do not quote any components from these lists. C102 C106 C108 C110 C112 C115 C118 C208 C209 C210 C211 C213 C214 C215 C216 C217 C218 C219 C220 C221 C222 C223 C224 C225 C226 C227 C228 C232 C238 C240 C308 C309...
  • Page 37 Parts List (For Reference Only) FOR REFERENCE ONLY The components shown in the remaining pages served as a reference only. It is not meant for ordering of components for servicing purposes. Do not quote any components from these lists. E2351-001065-0 IC VPC3230 VIDEO DECODER PQFP-80 IC301 E2351-001082-0...
  • Page 38 Parts List (For Reference Only) FOR REFERENCE ONLY The components shown in the remaining pages served as a reference only. It is not meant for ordering of components for servicing purposes. Do not quote any components from these lists. C753 C754 C755 C756 C757 C765 C766 C784 E1301-015008-1 CAP EC V CD11-BP T05 4R7M 50DC 5×11 C786...
  • Page 39 Parts List (For Reference Only) FOR REFERENCE ONLY The components shown in the remaining pages served as a reference only. It is not meant for ordering of components for servicing purposes. Do not quote any components from these lists. E2351-001129-0 IC STV8216 MULTISTANDARD TV SOUND DEMODULATOR TQFP80 IC701 E2503-003014-0...
  • Page 40 Parts List (For Reference Only) FOR REFERENCE ONLY The components shown in the remaining pages served as a reference only. It is not meant for ordering of components for servicing purposes. Do not quote any components from these lists. TELETEXT PCB ASSEMBLY Item Part No.