COLOR TELEVISION SERVICE MANUAL 29” NF TF SF CHASSIS WITH NICAM CONTENTS ⅠSAFETY PRECAUTION ………………………………………………… 1 ⅡSPECIFICATION ………………………………………………………… 2 Ⅲ IC’S GENERAL DESCRIPTION ……………………………………… 3 Ⅳ SPECIAL IC INTRODUCTION ………………………………………… 3 Ⅴ CHASSIS BLOCK DIAGRAM ………………………………………… 12 Ⅵ SERVICE MODE&ADJUSTMENT …………………………………… 13 Ⅶ...
ⅠSAFETY PRECAUTION 1. X-RAY RADIATION PRECAUTION 1.1 Excessive high voltage can produce potentially hazardous X-RAY RADIATION. To avoid such hazards the high voltage must be specified limit. The normal value of the high voltage of this receiver is 29” 29KV ±500V under 230V AC power source.
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COLOR SYSTEM: PAL NTSC RF SYSTEM SOUND SYSTEM:N M VIDEO SYSTEM PAL NTSC4.43 NTSC3.58 TUNING SYSTEM FREQUENCY SYNTHESIS TUNING PROGRAM PRESET 1 Front AV jack IN; 1 Rear AV jack IN; 1 S video jack; 1YUV jack AV JACKS 1 Audio out & 1 Video out ANTENNA INPUT 75Ω(UNBALANCE)...
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3. TDA4863AJ The TDA8174A are deflection boosters for use in vertical deflection systems for frame frepuencies up to 200Hz.for the TDA4863AJ the flyback supply voltage will be generated internally by doubling the supply voltage and therefore a separate flyback supply voltage is not needed. 3.1 Main features Power amplifier with differential inputs Output current up to 3A (p-p)
High vertical deflection frequency up to 200Hz High linear sawtooth signal amplification Flyback generator Internally doubled supply voltage (two supply voltages only for DC-coupled outputs) 3.2 Pin description 3.3 Block diagram 4. LA42352 The LA42352 is 5W 2-channel AF power amplifier with DC volume control intended for televisions. 4.1 Main feature...
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Po 5W×2ch (RL = 8Ω @THD = 10% VCC = 18V) Built-in DC volume Control Built-in Standby function Built-in overheat protection 4.2 Pin description 4.3 Block diagram 5. TDA9850 5.2 Pin description...
Ⅵ SERVICE ADJUSTMENT POWER SUPPLY Receive normal colour bar signal. Connect DC voltmeter to D628- and isolated ground. Adjust potentiometer in power unit to get the voltage as 110V ±1.0V for 21 inch hereinafter, 125V ±0.5V for 29 inch upwards. FOCUS ADJUSTMENT Receive a crosshatch signal.
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Press “FACTORY” or “MENU” key, to exit “B/W BALANCE” mode and enter “ADJUST” mode. In “ADJUST” mode, Press “0” to “7“ key and corresponding on-screen display will be appeared. And press following key, each function will be available. Remote Hand Unit keys V+/V-: volume adjustment Horizontal line...
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C standard UOC for export bus control adjustment item default setting PAGE Items Variable Preset recommendation DRI R White point R Adjustment DRI G White point G Adjustment DRI B White point B Adjustment CUT R Black level offset R Adjustment CUT G Black level offset G Adjustment Brightness of service mode...
UOC VOL SW On/Off Volume control mode selection Off: By external hardware ( PWM or TDA9859) On: By internal UOC UOC / PWM VOL The volume control of internal UOC(when UOC VOL SW=on) or PWM(when UOC VOL SW=off) VOL10 The 1th point of S-curve VOL25 The 2th point of S-curve VOL50...
BAND ON/OFF FS-Tuning band control selection FREQ LH 100.25M~ The frequency of dividing-point between VHFL and 164.25MHz 227.75MHz VHFH FREQ HU 300.50M~ The frequency of dividing-point between VHFH and 428.50MHz 555.50MHz DVD IN OFF/ YC/ The source of DVD signal selection DVD DELAY 0~8S Delay time of black-scren during switching to DVD...
SUB BRI Sub brightness adjustment SUB COL Sub color adjustment SUB SHA Sub sharpness adjustment SUB TIN Sub tint adjustment YDL PAL Y-delay adjustment for PAL signal YDL NTSC Y-delay adjustment for NTSC signal YDLY AV Y-delay adjustment for AV mode CATHE Athode voltage adjustment 3.KEYPAD DEFINITION...
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FOR IC301 1.8.51107800000 IC301 1.N.12223007021 FOR IC301 1.E.11823308200 FOR IC602 1.8.51104000000 IC602 1.N.11710003020 FOR IC602 1.E.11823306200 FOR IC603 1.8.51104100000 1.N.11710003013 IC603 1.N.11704003014 FOR IC603 1.E.11823306200 R321 1.R.36010000360 R399 1.R.37030000320 L301 1.L.51835300010 1.B.13064800091 1.X.10301860130 1.X.10200245100 1.L.52029001031 1.6.08290300100 1.U.08000010000 1.G.82810000110 1.W.75392320003 附图纸 1.8.80905100000 1.E.72200000030 1.E.72200000060...
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DESCRIPTION T3P03(C00) MAIN CHASSIS AS68-1.6×3 RIVET AS68-1.6×3 RIVET AS68-1.6×3 RIVET AS68-2.5×3.0 RIVET AS68-2.5×3.0 RIVET AS68-2.5×3.0 RIVET AS68-2.5×3.0 RIVET RT13-1/6W-5.1Ω-J CARBON FILM RESISTOR RT13-1/6W-47Ω-J CARBON FILM RESISTOR RT13-1/6W-47Ω-J CARBON FILM RESISTOR RT13-1/6W-47Ω-J CARBON FILM RESISTOR RT13-1/6W-47Ω-J CARBON FILM RESISTOR RT13-1/6W-47Ω-J CARBON FILM RESISTOR RT13-1/6W-100Ω-J CARBON FILM RESISTOR RT13-1/6W-100Ω-J...
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RT13-1/6W-5.6K-J CARBON FILM RESISTOR RT13-1/6W-10K-J CARBON FILM RESISTOR RT13-1/6W-10K-J CARBON FILM RESISTOR RT13-1/6W-10K-J CARBON FILM RESISTOR RT13-1/6W-10K-J CARBON FILM RESISTOR RT13-1/6W-10K-J CARBON FILM RESISTOR RT13-1/6W-12K-J CARBON FILM RESISTOR RT13-1/6W-15K-J CARBON FILM RESISTOR RT13-1/6W-22K-J CARBON FILM RESISTOR RT13-1/6W-27K-J CARBON FILM RESISTOR RT13-1/6W-33K-J CARBON FILM RESISTOR RT13-1/6W-100K-J...
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CL11-50/63/100V-104-J POLYESTER FILM CAPACITOR CL11-50/63/100V-104-J POLYESTER FILM CAPACITOR CL11-50/63/100V-104-J POLYESTER FILM CAPACITOR CL11-50/63/100V-104-J POLYESTER FILM CAPACITOR CH11-100V-104-J POLYPROPYLENE FILM METAL FOIL CAPACITOR CD110-16V-47uF-M ELECTROLYTIC CAPACITOR CD110-16V-47uF-M ELECTROLYTIC CAPACITOR CD110-16V-47uF-M ELECTROLYTIC CAPACITOR CD110-16V-47uF-M ELECTROLYTIC CAPACITOR CD110-16V-47uF-M ELECTROLYTIC CAPACITOR CD110-16V-47uF-M ELECTROLYTIC CAPACITOR CD110-16V-47uF-M ELECTROLYTIC CAPACITOR CD110-16V-47uF-M...
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NE FILM CAPACITOR NE FILM CAPACITOR NE FILM CAPACITOR POLYPROPYLENE FILM CAPACITOR POLYPROPYLENE FILM CAPACITOR NE FILM AC CAPACITOR NE FILM AC CAPACITOR NE FILM AC CAPACITOR NE FILM AC CAPACITOR NE FILM AC CAPACITOR...
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DESCRIPTION MATERIAL_SPEC 规格型号 材料规格型号 ELECTRICAL PARTS DIRECTORY COIL,DEGAUSSING CJA(0.21T30L920W260) CRT A34EJL01X21 A34EJL01X21 SPEAKER,8 5X9-32-2W-8 CORD,POWER-2.4MK-A5102 16311101,B075C0201N ASSY,WIRE GND CONNECTOR F5SM H-1 ASSY,PWB,CTV C4CM ASSY,PWB,MAIN F8FP TUNER,U/V USA-181-PLL-MA UNIT,REMOCON RECEIVER GP1UM281QK(38K) ELECT 4.7 U M 50V ELECT 4.7U M 50V ELECT 100U M 25V ELECT 100U M 25V...
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POLYESTER 0.015U J 50V POLYESTER 0.015U J 50V CERAMIC 0.01U K 50V ELECT 10U M 50V ELECT 10U M 50V ELECT 10U M 50V 50ME10HC ELECT 10U M 50V ELECT 10U M 50V ELECT 10U M 50V 50ME10HC ELECT 0.47 U M 50V ELECT 0.47U M 50V ELECT...
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MT-POLYPRO 0.22U J 250V MT-POLYPRO 0.22U J 250V ECWF2224JSQ CERAMIC 1000P K 50V ELECT 10U M 50V ELECT 10U M 50V ELECT 10U M 50V 50ME10HC NP-ELECT 2.2U M 100V ELECT 22U M 250V ELECT 22U M 250V 250ME22HPC ELECT 4.7 U M 50V ELECT 4.7U M 50V...
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ELECT 1000U M 35V ELECT 1000U M 35V 35ME1000HC ELECT 2200U M 25V 25ME2200HC CERAMIC 470P K CERAMIC 470P K CERAMIC 1000P K CERAMIC 1000P K CERAMIC 470P K CERAMIC 470P K CERAMIC 470P K CERAMIC 470P K ELECT 1U M 50V ELECT 1U M 50V ELECT...
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