Parker TC1475, Service Manual

Page 1: ...COLOR TELEVISION TC1475 TC2175 TF2139 TC1475 TC2175 TF2139 ...

Page 2: ... 7 DIAGRAM PICTORIC F2139 9 8 EXPLODED VIEW TC1475 TC2175 10 9 EXPLODED VIEW TF2139 11 10 DEFINITION FUNCTION OF TMPA8873 XXXX PINS 12 11 REMOTE CONTROL KEY ASSIGNMENTS LIST 15 12 CIRCUIT ANALYSIS 16 13 THE T08 CHASSIS MAINLY USE THE FOLLOWING IC AND ASSEMBLIES 20 14 DESCRIPTIONS FOR THE OPERATION OF FACTORY MODE 21 15 ELECTRICAL PARTS LIST TC1475 24 16 ELECTRICAL PARTS LIST TC2175 25 17 ELECTRICA...

Page 3: ...eters adjustment brightness contrast color sharpness hue 9 Mute control mute when switch programs and AV 10 Power on off timer program timer 11 Auto power off 15 minutes later when no signal in TV mode 12 special halftone menu display 13 English French Spanish Portuguese menu display 14 8 self detect signals generated by CPU for geometry distortion adjustment 15 50HZ 60HZ auto identified 16 Child ...

Page 4: ...ical Specifications Electrical Specifications 2 Model Number RF system PAL M N NTSC M Video system PAL M N NTSC M AIR CATV STD CATV HRC Receiving channel CATV IRC Channels preset 181 Antenna input 75 Ohm Coaxial Cable Picture tube 37cm 86cm 14 34 diagonal Audio output 14 21 Maximum 2 5W 2 25 29 34 Maximum 5W 2 Power source AC90V 260V OR AC130 260V 50 60Hz Weight Approx 14 11Kg 21 24Kg 25 30Kg 29 3...

Page 5: ... 1 N A 2 2 5 7 N A A1 A2 S AV y Video Audio S Y Cb Cr CRT SAWF KEY MATRIX RECEIVEERMP TC4053 AV SW FBT T471 LA78040 TDA9302 LA78041 TDA8177 TA9028 023 022 LA7461 SC6122 EEPROM 8K bit 2 in Chip TMPA8873 XXXX TA1304 TA1343 TDA1030 TDA1030 Tuner TU201 BTSC AN5832 or LA72700 4053 Vout Hout SIF ...

Page 6: ...TC1475 TC2175 TF2139 5 TMPA8873 XXXX Block Diagram TMPA8873 XXXX Block Diagram 3 1 ...

Page 7: ...TC1475 TC2175 TF2139 6 Diagram Schematic TC1475 TC 2175 Diagram Schematic 4 Design and specifications are subject to change without notice ...

Page 8: ...TC1475 TC2175 TF2139 7 Diagram Schematic TF2139 Diagram Schematic 5 Design and specifications are subject to change without notice ...

Page 9: ...TC1475 TC2175 TF2139 8 Diagram Pictoric TC1475 TC2175 Diagram Pictoric 6 ...

Page 10: ...TC1475 TC2175 TF2139 9 Diagram Pictoric TF2139 Diagram Pictoric 7 ...

Page 11: ...TC1475 TC2175 TF2139 10 Exploded View TC1475 TC2175 Exploded View 8 ...

Page 12: ...TC1475 TC2175 TF2139 11 Exploded View TF2139 Exploded View 9 ...

Page 13: ...cted circuit 54 GND GND for surge circuit 55 5V Power for surge circuit Duty cycle and Ripple voltage less than 10 mV 56 AV SW Multi control level output 2 or 3 TV AV mode 57 SDA SDA input 58 SOL SCL input 59 50 60HZ Low level when 50HZ High level when 60HZ 60 NO USE 61 MUTE MUTE control 62 NO USE 63 RMT IN RC unit signal input 64 Power Power control low level for initialization related with item ...

Page 14: ...TMPA8873 XXXX Pins Pin6 Pin7 less than 20PPM precision required for crystal Duty cycle and Ripple voltage of power for Pin55 must less than 10 mV power for OSD clock Pin56 AV TV switch TV AV1 S DVD AV2 Connect way OPT 2 0 0V 0V 5V Pull up resistance connected to 5V or 8V OPT 2 1 OPT 5 0 0V 2 5V 5V 10K pull up esistance connected to 5V and 10K pull down resistance connected to GND 0V 5V 2 5V 10K pu...

Page 15: ...Vertical driver pulse output 8V power for deflection Analog GND Input port for Cb signal Input port for Y signal Input port for Cr signal AUDEO1 input Input port for C signal Input port for CVBS Y signal Interface for ACL filter Input port for TV video signal ABCL input Port 1 for audio output with volume control function Port 2 for audio output with volume control function PIF demodulation signal...

Page 16: ...ner Connected with black detect filter CVBS SVM output CVBS SVM selected by I C Connected with APC filter of chroma decode circuit Power for YC SYNC output Power for digital circuit R output G output B output Connected with analog GND ico 1 2 3 4 5 6 7 8 9 0 POWER BTSC P P TV AV P function Number key Standby key BTSC key Picture mode key TV AV key Channel lessen key data D7 D0 00000000 00000001 00...

Page 17: ...ooperate with SCL SDA data from pin57 pin58 of N101 processing FS auto tuning 33V for tuner supplied by 110V 130V divided by R518 and stabilized voltage by N505 Frequency synthesized fashion is also called PLL frequency synthesized fashion It is the CPU controlled by channel subscribe program band switch and data from RC receiver and give the band switch signal CPU set frequency divide ratio for v...

Page 18: ...uild up by VCO surge circuit line frequency divider AFC circuit line output driver Line driver signal output from pin13 of TMPA8873 XXX amplified by V431 2SC2383 at line excited level and then amplified by V432 at line output level T471 is the FBT Volts d c 110V 21 135V 29 enter it through pin4 Line flyback pulse divided into two routes one for heater virtual value 6 3V and one for FBP of AFC afte...

Page 19: ...o rectangle raster 12 8 Color driver Tricolor signal amplified by tricolor driver The white balance adjustment of this chassis completed under the control of I2C bus 12 9 Power supply 1 A3 power supply The power supply of this chassis adopt self excitation pulse transformer coupling switch power It s very steady because of the photo electricity transfer component adopted for stabilized voltage sam...

Page 20: ...ctor of V553 connected with the LED negative inner N501 controlling the light emitted by LED D Rectifier and Filter Circuit Switch mode transformer T511 supply different working voltage for chassis by its 4 secondary windings and separate the power supply of chassis from mains supply 2 WIDE POWER 90V 260V IC W65XX Introduction A W65XX Block diagram Connection diagram ...

Page 21: ...8 EEPROM 3 N801 HM14053N Analog swtich 4 N451 LA78041 TDA8177 Vertical scan output st age circuit 5 N701 AN7522 AN17821 Audio Amplifier 6 N502 STR W6556A Power supply circuit 7 TU201 ET 5C511 M04 Tuner 8 N601 TDA1343 TDA1304 Audio Processor Terminal No Symbols Descriptions Functions 1 D Drain terminal Mosfet Drain 2 3 S GND Source and Ground terminal MOSFET Source and Ground 4 Vcc Power supply ter...

Page 22: ...V system will exit from the factory mode and goes to normal status B Use factory remote control Press FAC key then TV system will exit from the factory debug menu status to the factory aging mode Press FAC key again system will go to normal status 14 2 Direct key function descriptions for factory mode In factory mode some keys function will be changed to factory function key for debugging 1 Mute K...

Page 23: ...T HBOW H Bow correct for 60Hz system 04 07 NT HPARA Parallelogram correct for 60Hz system 04 07 H BLK LEFT Horizontal Left vanish 0 07 H BLK RIGHT Horizontal Right vanish 0 07 Items Description Recommend Data Max H PHASE Horizontal Phase for 50Hz system 0 11 10 V POSITION Vertical Phase for 50Hz system 0 11 10 V SIZE Vertical Amplitude for 50Hz system 0 11 10 V LIN Vertical Linearity for 50Hz syst...

Page 24: ...7 63 OSD CONT OSD contrast 1 15 OSD H POSI OSD horizontal position 16 127 OSD V POSI OSD vertical position 32 127 F3 Sub Contrast Sub Color and OSD adjustment F4 Language adjustment F5 AGC Tuner BAND adjustment Items Description Recommend Data Max ENGLISH ENGLISH 01 01 FRENCH FRENCH 01 01 SPANISH SPANISH 01 01 PORTUGUESE PORTUGUESE 00 01 Items Description Recommend Data Max RF AGC Automatic gain c...

Page 25: ...0GV 03 0W6553 AA0 POWER IC PWM REGULATOR POWER IC STR W6553A 03 SD1555 0A0 HORIZONTAL OUTPUT TRANSISTOR HORIZONTAL TRANSISTOR 2SD1555 05 T24C08 U10 MEMORY IC MEMORY IC 08B AT24C08B PU 40 03150D 1GT 6 FUSE Fuse T3 15AL250VAC SPEAKER 8 OHM 5W 81 09016W 213 REMOTE CONTROL RS09 REMOTE CONTROL MTI 8891 1002 Parker 8873 6UP3 TC1475 14E2A CHASSIS PCB MAIN Chassis Parker TC1475 8873 6UP3 TC1475 MODEL PART...

Page 26: ...6EV 03 0W6553 AA0 POWER IC PWM REGULATOR POWER IC STR W6553A 03 SD1555 0A0 HORIZONTAL OUTPUT TRANSISTOR HORIZONTAL TRANSISTOR 2SD1555 05 T24C08 U10 MEMORY IC MEMORY IC 08B AT24C08B PU 40 03150D 1GT 6 FUSE Fuse T3 15AL250VAC SPEAKER 8 OHM 5W 81 09016W 213 REMOTE CONTROL RS09 REMOTE CONTROL MTI 8891 1002 Parker 8873 6UP3 TC2175 21E2A CHASSIS PCB MAIN Chassis Parker TC2175 8873 6UP3 TC2175 MODEL PART...

Page 27: ...6EV 03 0W6553 AA0 POWER IC PWM REGULATOR POWER IC STR W6553A 03 SD1555 0A0 HORIZONTAL OUTPUT TRANSISTOR HORIZONTAL TRANSISTOR 2SD1555 05 T24C08 U10 MEMORY IC MEMORY IC 08B AT24C08B PU 40 03150D 1GT 6 FUSE Fuse T3 15AL250VAC SPEAKER 8 OHM 5W 81 09016W 213 REMOTE CONTROL RS09 REMOTE CONTROL MTI 8891 1002 Parker 8873 6UP3 TF2139 21E2A CHASSIS PCB MAIN Chassis Parker TF2139 8873 6UP3 TF2139 MODEL PART...

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