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29F9B-P

Serv ice Manual

COLOUR TELEVISION

I.

Precaution.................................1

Specifications..............................7

2.

Alignment  and  Adjustments.........9

3.

Schematic  Diagrams...................47

8.

Block  Diagram.............................46

7.

Electrical  Parts  List.....................27

6.

Exploded  Views  and  Parts  List....26

5.

Troubleshooting...........................21

4.

 

Features

2

I C bus control

Haier group

Super woofer

Surround stereo

Auto-correcting black balance

Multi-picture mode,multi-sound mode selection

Stage curtain for on/off effect

218 programmes stored

Summary of Contents for 29F9B-P

Page 1: ...c Diagrams 47 8 Block Diagram 46 7 Electrical Parts List 27 6 Exploded Views and Parts List 26 5 Troubleshooting 21 4 Features 2 I C bus control Haier group Super woofer Surround stereo Auto correcting black balance Multi picture mode multi sound mode selection Stage curtain for on off effect 218 programmes stored ...

Page 2: ...ged by accidental shorts of the circuitry that might be inadvertently introduced during the service operation If any fuse or Fusible Resistor in this TV receiver is blown replace it with a specified one When replacing a high wattage resistor Oxide Metal Film Resistor over 1W keep the resistor 10mm away from PCB Keep wires away from high voltage or high temperature parts Due to the high vacuum and ...

Page 3: ...tc equipped with a suitable high voltage probe Do not test high voltage by drawing an arc 3 Discharge the picture tube anode only by a first connecting one end of an insulated clip lead to the degaussing or kine aquadag grounding system shield at the point where the picture tube socket ground lead is connected and then b touch the other end of the insulated clip lead to the picture tube anode butt...

Page 4: ...mbly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static type folder removal device Some solder removal devices not classified as anti static can generate electrical charges sufficient to damage...

Page 5: ...ature 500 o F to 600o F b First hold the soldering iron tip and solder the strand against the component lead until the solder melts c Quickly move the soldering iron tip to the junction of the component lead and the printed circuit foil and hold it there only until the solder flows onto and around both the component lead and the foil CAUTION Work quickly to avoid overheating the circuit board prin...

Page 6: ...ure metal to metal contact then solder each connection Power Output Transistor Device Removal Replacement Heat and remove all solder from around the transistor leads Remove the heat sink mounting screw if so equipped Carefully remove the transistor from the heat sink of the circuit board Insert new transistor in the circuit board Solder each transistor lead and clip off excess lead Replace heat si...

Page 7: ...1 Carefully remove the damaged copper pattern with a sharp knife Remove only as much copper as absolutely necessary 2 Carefully scratch away the solder resist and acrylic coating if used from the end of the remaining copper pattern 3 Bend a small U in one end of a small gauge jumper wire and carefully crimp it around the IC pin Solder the IC connection 4 Route the jumper wire along the path of the...

Page 8: ... that it does not touch components or sharp edges 2 Technical specifications Power supply AC 150V 250V 50 60 Hz Tuning system voltage synthesized type auto search fine tuning system IF 38MHz Power consumption 140W Antenna input impedance 75Ω Receiving system a Color system PAL NTSC3 58MHZ 4 43MHZ b Broadcast TV system B G Language displayed English Video input 1 0VP P 75Ω Video output 1 0VP P 75Ω ...

Page 9: ...t 4 2 2 PIC window positioning VGA Pull curtain type on off display NO of Australian standard sockets Artificial intelligence Service terminal SVM HI FI audio signal output terminal CTI External super bass terminal LTI TERMINA LS DC current output Video signal digitalization Timer off MINS Teletext Timer on Still frame Auto off upon no signal Multi PIC Frames AC off PIP independent tuner Stand by ...

Page 10: ...MHz Preset of 218 programs Curtain drawing type of display when powered up Various kinds of picture modes and sound modes Screen display of menu in English Program scan Surrounding stereo I2 C bus control with digital technology Stereo earphone jack Zooming of pictures 9 ...

Page 11: ...on Power standby button Program number button Screen display button Help button Picture mode button Sound mode button Set picture menu button Set sound menu button Mute button Volume up down button 11 Program up down button 12 Timed switch off button 13 Program swap button 14 Program scan button 15 Picture zoom button 16 Set function menu button 17 Menu confirming button 18 Menu selecting button 1...

Page 12: ...e system Press Program up down buttons to select FREQUENCY RANGE and PROGRAM NUMBER Press VOLUME buttons to set and Program up down buttons to select MANUAL CHANNEL SEARCHING Press VOLUME buttons to search manually When the search finishes all the programs will be stored automatically and the TV returns to normal status If the effect is not good press Program up down buttons to select FINE TUNE an...

Page 13: ... picture tube by grasping it firmly around faceplate NEVER LIFT TUBE BY ITS NECK The picture tube must not be scratched or subjected to excessive pressure as fracture of glass may result in an implosion of considerable violence which can cause personal injury or property damage Functions and working voltage of major IC pins Note All the data below have been measured at Channel 1 with color bar sig...

Page 14: ...und 0 31 OSD crystal oscillation 2 2 21 OSD crystal oscillation 2 63 33 Reset button 0 34 Power supply 5 35 S Bass 5 36 Remote control receiving input 5 37 Ground 5 38 Bus stop 5 39 S VHS 5 40 AV1 AV2 5 41 SCL 4 23 42 SDA 4 23 2 N301 TDA8844 8843 Pin No Functions Working voltage V 1 Intermediate frequency input of No 2 sound 0 2 2 External audio input 3 69 3 Blank 0 4 Blank 0 5 PLL loop filter 2 4...

Page 15: ...2 3 31 B Y input 2 4 32 R Y input 2 67 33 Standard color sub carrier output 4 26 34 3 58 M crystal oscillation 2 52 35 4 43 M crystal oscillation 2 52 36 Chrominance decoding filer 4 94 37 Working power supply 7 97 38 CVBS switch output 2 17 39 Power decoupling 5 40 Line oscillation output 3 32 41 Line retrace input and sandcastle pulse input 0 76 42 PH1 1 filter 3 05 43 PH1 2 filter 4 05 44 Earth...

Page 16: ... 8 Simulated power buffer 4 83 9 Simulated earth 0 10 External chrominance signal input blank for this set 1 39 11 Earth 0 12 Chrominance signal input 1 3 13 Earth 0 14 Brightness signal output 1 65 15 Blank 1 66 16 Earth 0 17 CVBS input 1 55 18 Blank 1 5 19 Storage capacitance 1 47 20 System selection 0 21 Digital earth 0 22 Digital power supply 4 82 23 System selection 2 3 98 24 Delay line decou...

Page 17: ... output 2 63 18 Earth 0 19 Y signal output 2 98 20 Power supply 7 85 21 Scanning speed modulation output blank for this set 2 56 22 Flashing control output 7 84 23 Blank 0 24 Blank 0 5 N801 TDA8351 Field scanning output circuit Pin No Functions Working voltage V 1 Positive polarity input 1 26 2 Negative polarity input 12 23 3 Power A 4 Output B 6 08 5 Earth A 0 6 Flybackpower 45 7 Output A 6 31 8 ...

Page 18: ...ght 4 02 14 Treble control capacitance right 4 02 15 Main sound frequency output right 4 02 16 Clock bus 4 23 17 Data bus 4 27 18 Main sound frequency output left 4 02 19 Treble control capacitance left 4 02 20 Woof output left 4 02 21 Woof capacitance left 2 4 02 22 Woof capacitance left 1 4 02 23 Audio input from Pin 24 4 02 24 Audio output to Pin 23 4 02 25 Earth 0 26 AV terminal audio output 4...

Page 19: ...mplified output 2 10 83 7 Power supply 21 73 8 Positive output terminal 10 84 9 Negative output terminal 10 82 11 N1603 TDA 2616 super woof integrated amplifier circuit with mute Pin No Function Working voltage V 1 Mediant input 10 82 2 Mute control input 21 7 3 Semi power input 10 87 4 Amplified output 1 10 81 5 Earth 0 6 Amplified output 2 10 85 7 Power supply 21 70 8 Positive output 10 87 9 Neg...

Page 20: ...witch on the power and connect PAL circular signals to the modulator 2 Turn the acceleration pole anti clockwise fully Adjust potentiometer VR701 until the voltage of the main power is 127 0 5V 2 Screen voltage adjustment 1 Switch on the power and receive PAL system circular signal Warm up the TV set for 15 min 2 Press factory handset SERVICE button to enter the adjustment status Press MENU button...

Page 21: ... enter the adjustment status Enter GEOMETRY First adjust PHS NHS until the horizontal center is at the center of the screen Then adjust PEW NEW until the horizontal size is 90 92 Adjust PSL NSL PVS NVS PVA NVA after PSC NSC until the vertical size is 90 92 Try to make the electronic circle as round as possible and the vertical center in the center of the screen 7 Adjustment of pincushion distortio...

Page 22: ... Check if pin26 pin27 have H V synchronous signal Check V907 Check and replace V908 Check and replace N901 Check L904 Check and replace N901 No H synchronous signal No V synchronous signal OK 4 Trouble shooting ...

Page 23: ...Remote control breakdown but handset is good 23 Check 5V of sensor Check and replace PM01 Check N804 Check RP02 Check and replace N901 normal abnormal ...

Page 24: ...k if pin47 pin48 in N201 have saw tooth wave output Check R256 C233 Check replace TDA8844 Check if 15V 45V are normal Check R804 VD407 R413 VD405 Check and replace R816 R817 R302 R303 DZ304 C310 Check T902 abnormal normaol no yes ...

Page 25: ...n6 in TDA8844 Check pin48 pin49 in N201 have IF signal input Replace N201 HC101 SF101 A101 Check if pin27 31 32 in N201 have signal input Check N201and its external circuit Check if R G B signal have output Replace N201 TDA8844 Check video amf Voltage and video amf IC circuit yes yes yes yes yes yes no no no no no no ...

Page 26: ... CPU Check every voltage in CPU Check 300V between C1650 Check N801 Parts connected Check R505 Check CRT cathode voltage Check V403 T444 Replace CRT Check V402 Check pin40 in N201 output Check R G B signal of N201 Check N501 and external circuit abnormal normal no yes abnormal normal oV 5V 26a ...

Page 27: ...5 Exploded Views and Parts List 26b ...

Page 28: ...3AM Q 1 Receieve window 0090201061 MTAD1002AA Q 1 holder 0090201066 MTAB1008AA Q 1 Screw 0090600012 SJ2824 87 ST3 8F 4 holder 0090100198 MTBC1005BB Q 4 Screw 0090600023 SJ2824 87 ST4 16F 20 switch transition pad 0090201072 MTAB1010AA Q 1 Switch spring 0090100235 MTBL2001BD Q 1 0090201173 MTAD2004AG Q 2 0090200107 MTAD0003AE Q 2 0090300276 355 17 2 2 0090300227 560 25 2 2 0090300228 110 60 20 2 spe...

Page 29: ... 0090600023 SJ2824 87 ST4 16F 6 Screw 0090600023 SJ2824 87 ST4 16F 3 Screw 0090600034 SJ2824 87 ST3 12F 2 label 0090201175 MTFC2016AJ Q 1 Cloth 0090300260 15 280 2 Cloth 0090300261 15 170 2 holder 0090201174 MTAC2020AA Q 1 Main PCB assembly 0094001331 BXC2005 Q 1 Connect housing 0094300282 XP001 TJC3 6AW 1 PCB 0091800203 PXC2057 Q 1 Audio video terminal 0094300202 AV3 8 4 6AK 1 speaker 0094000144 ...

Page 30: ...R302 RJ15X 1 2W 1 5Ω 1 T 1 Resister 0094101353 R303 RJ15X 1 2W 1 5Ω 1 T 1 Resister 0094101354 R419 RJ15X 1 2W 1kΩ 1 R 1 Resister 0094101354 R814 RJ15X 1 2W 1kΩ 1 R 1 Resister 0094101355 R816 RJ15X 1 2W 2 49kΩ 1 R 1 Resister 0094101356 R301 RJ15X 1 2W 3kΩ 1 T 1 Resister 0094101357 R806 RJ15X 1 2W 35 7kΩ 1 T 1 Resister 0094101359 R807 RJ15X 1 2W 100KΩ 1 T 1 Resister 0094101358 R418 RJ15X 1 2W 91kΩ 1...

Page 31: ...ter 0094101336 R225 RT13 1 6W 270Ω 5 R 1 Resister 0094101230 R930 RT13 1 6W 330Ω 5 R 1 Resister 0094101231 R212 RT13 1 6W 390Ω 5 R 1 Resister 0094101232 R233 RT13 1 6W 470Ω 5 R 1 Resister 0094101232 R234 RT13 1 6W 470Ω 5 R 1 Resister 0094101232 R235 RT13 1 6W 470Ω 5 R 1 Resister 0094101232 R215 RT13 1 6W 470Ω 5 R 1 Resister 0094101232 R740 RT13 1 6W 470Ω 5 R 1 Resister 0094101232 R741 RT13 1 6W 47...

Page 32: ...4101248 R822 RT13 1 6W 10kΩ 5 R 1 Resister 0094101248 R105 RT13 1 6W 10kΩ 5 R 1 Resister 0094101248 R934 RT13 1 6W 10kΩ 5 R 1 Resister 0094101248 R959 RT13 1 6W 10kΩ 5 R 1 Resister 0094101248 R937 RT13 1 6W 10kΩ 5 R 1 Resister 0094101249 R230 RT13 1 6W 12kΩ 5 R 1 Resister 0094101249 R261 RT13 1 6W 12kΩ 5 R 1 Resister 0094101250 R255 RT13 1 6W 15kΩ 5 R 1 Resister 0094101367 J236 RT13 1 6W 16KΩ 5 R ...

Page 33: ...981 C921 CT1 06 2B4 63V 1000pF K F 1 Capacitor 0094200981 C307 CT1 06 2B4 63V 1000pF K F 1 Capacitor 0094200981 C308 CT1 06 2B4 63V 1000pF K F 1 Capacitor 0094200981 C231 CT1 06 2B4 63V 1000pF K F 1 Capacitor 0094200981 C242 CT1 06 2B4 63V 1000pF K F 1 Capacitor 0094201447 C103 CT1 06 2F4 63V 0 1µF Z F 1 Capacitor 0094201447 C232 CT1 06 2F4 63V 0 1µF Z F 1 Capacitor 0094201447 C203 CT1 06 2F4 63V ...

Page 34: ... 0 01µF J F 1 Capacitor 0094201040 C109 CT1 08 2F4 63V 0 01µF Z F 1 Capacitor 0094200997 C721 CL11 63V 0 015µF J F 1 Capacitor 0094201456 C213 CL11 63V 0 022µF J F 1 Capacitor 0094201456 C809 CL11 63V 0 022µF J F 1 Capacitor 0094201457 C713 CL11 63V 0 033µF J F 1 Capacitor 0094201457 C718 CL11 63V 0 033µF J F 1 Capacitor 0094201459 C230 CL11 63V 1000pF J F 1 Capacitor 0094201462 C918 CL21X 63V 0 1...

Page 35: ... 1 Bend 0094500546 L807 3 5 6 T 1 Bend 0094500546 L301 3 5 6 T 1 Bend 0094500546 L302 3 5 6 T 1 Bend 0094500546 L601 3 5 6 T 1 Bend 0094500547 LT02 3 5 5 F 1 Bend 0094500547 L804 3 5 5 F 1 Bend 0094500547 L806 3 5 5 F 1 Inducer 0094500715 L304 LGA0307 33µH 10 R 1 Diode 0094400609 VD402 1N4004 R 1 Diode 0094400609 VD403 1N4004 R 1 Diode 0094400609 J826 1N4004 R 1 Diode 0094400610 VD202 1N4148 R 1 D...

Page 36: ...010 F 1 Jumper 0094101102 N601 φ0 6mm 5mm B 1 Jumper 0094101102 DZ603 φ0 6mm 5mm B 1 Jumper 0094101102 J727 φ0 6mm 5mm B 1 Jumper 0094101102 J331 φ0 6mm 5mm B 1 Jumper 0094101102 J945 φ0 6mm 5mm B 1 Jumper 0094101102 R306 φ0 6mm 5mm B 1 Jumper 0094101102 R422 φ0 6mm 5mm B 1 Jumper 0094101103 J408 φ0 6mm 7 5mm B 1 Jumper 0094101103 J409 φ0 6mm 7 5mm B 1 Jumper 0094101103 J401 φ0 6mm 7 5mm B 1 Jumpe...

Page 37: ...m 7 5mm B 1 Jumper 0094101103 J618 φ0 6mm 7 5mm B 1 Jumper 0094101103 J966 φ0 6mm 7 5mm B 1 Jumper 0094101103 J617 φ0 6mm 7 5mm B 1 Jumper 0094101103 J942 φ0 6mm 7 5mm B 1 Jumper 0094101103 J948 φ0 6mm 7 5mm B 1 Jumper 0094101103 J947 φ0 6mm 7 5mm B 1 Jumper 0094101103 J939 φ0 6mm 7 5mm B 1 Jumper 0094101103 J938 φ0 6mm 7 5mm B 1 Jumper 0094101103 J954 φ0 6mm 7 5mm B 1 Jumper 0094101103 J961 φ0 6m...

Page 38: ...B 1 Jumper 0094101104 J315 φ0 6mm 10mm B 1 Jumper 0094101104 J815 φ0 6mm 10mm B 1 Jumper 0094101104 J829 φ0 6mm 10mm B 1 Jumper 0094101104 J833 φ0 6mm 10mm B 1 Jumper 0094101104 J433 φ0 6mm 10mm B 1 Jumper 0094101104 J828 φ0 6mm 10mm B 1 Jumper 0094101104 J813 φ0 6mm 10mm B 1 Jumper 0094101104 J812 φ0 6mm 10mm B 1 Jumper 0094101104 J808 φ0 6mm 10mm B 1 Jumper 0094101104 J809 φ0 6mm 10mm B 1 Jumper...

Page 39: ...0 6mm 12 5mm B 1 Jumper 0094101105 R264 φ0 6mm 12 5mm B 1 Jumper 0094101105 R265 φ0 6mm 12 5mm B 1 Jumper 0094101106 J803 φ0 6mm 15mm B 1 Jumper 0094101106 J239 φ0 6mm 15mm B 1 Jumper 0094101106 J804 φ0 6mm 15mm B 1 Jumper 0094101106 J234 φ0 6mm 15mm B 1 Jumper 0094101106 J233 φ0 6mm 15mm B 1 Jumper 0094101106 J232 φ0 6mm 15mm B 1 Jumper 0094101106 J231 φ0 6mm 15mm B 1 Jumper 0094101106 J230 φ0 6m...

Page 40: ...acitor 0094202130 增补 CC1 08 CH 63V 68PF J 05 C A 1 Capacitor 0094201708 C999 CC1 08 CH 63V 220PF J 05 C A 1 Capacitor 0094201071 C804 CT81 10B 2B4 1KV 1000PF K 07 C A 1 Capacitor 0094201071 C805 CT81 10B 2B4 1KV 1000PF K 07 C A 1 Capacitor 0094201071 C807 CT81 10B 2B4 1KV 1000PF K 07 C A 1 Capacitor 0094201362 C410A CT81 10 2B4 1KV 1000PF K 05 C A 1 Capacitor 0094201362 C414A CT81 10 2B4 1KV 1000P...

Page 41: ...A18B 4 43MHz 1 Oscillator 0094600072 X203 JA25B 3 58MHz 1 Oscillator 0094600073 X901 7 3MHz 1 trap 0094600084 Z208 XT5 5MHZ 1 trap 0094600093 Z207 XT4 5MHz 1 Filter 0094600094 Z202 LT4 5MHz 1 Filter 0094600081 Z206 LT5 5MHZ 1 trap 0094600090 Z209 XT6 0MHZ 1 trap 0094600083 Z210 XT6 5MHZ 1 Filter 0094600091 Z203 LT6 0MHz 1 Filter 0094600002 Z204 LT6 5MHz 1 S Video terminal 0094300097 XP705 S 8 1 Au...

Page 42: ... 33µF K F 1 Capacitor 0094200747 C1032 CD110 16V 100µF M F 1 Capacitor 0094200747 C1034 CD110 16V 100µF M F 1 Capacitor 0094200747 C1039 CD110 16V 100µF M F 1 Capacitor 0094200747 C1043 CD110 16V 100µF M F 1 Capacitor 0094200747 C1051 CD110 16V 100µF M F 1 Inducer 0094500269 L1051 LGA0307 39µH 10 T 1 Inducer 0094500024 L1002 LGA0307 33µH 10 T 1 Inducer 0094500024 L1003 LGA0307 33µH 10 T 1 Transist...

Page 43: ...er 0094101191 R518 RS11 1 2W 2 7kΩ 20 T 1 Resister 0094101191 R519 RS11 1 2W 2 7kΩ 20 T 1 Resister 0094100020 R507 RT13 1 6W 470Ω 5 T 1 Resister 0094100020 R508 RT13 1 6W 470Ω 5 T 1 Resister 0094100020 R509 RT13 1 6W 470Ω 5 T 1 Resister 0094100023 R501 RT13 1 6W 1KΩ 5 T 1 Resister 0094100023 R502 RT13 1 6W 1KΩ 5 T 1 Resister 0094100023 R503 RT13 1 6W 1KΩ 5 T 1 Diode 0094400473 VD520 1N4004 T 1 Dio...

Page 44: ...Ω 5 T 1 Resister 0094101578 R012A RT14 1 4W 2 2Ω 5 T 1 Resister 0094101578 R015A RT14 1 4W 2 2Ω 5 T 1 Resister 0094101578 R016A RT14 1 4W 2 2Ω 5 T 1 Capacitor 0094201459 C024A CL11 63V 1000pF J F 1 Capacitor 0094201459 C025A CL11 63V 1000pF J F 1 Capacitor 0094201462 C012A CL21X 63V 0 1µF J F 1 Capacitor 0094201462 C020A CL21X 63V 0 1µF J F 1 Capacitor 0094201462 C021A CL21X 63V 0 1µF J F 1 Capaci...

Page 45: ...1 Capacitor 0094200826 C011A CD110X 35V 1000µF M 05 E A 1 Capacitor 0094200826 C013A CD110X 35V 1000µF M 05 E A 1 Capacitor 0094200826 C023A CD110X 35V 1000µF M 05 E A 1 Jumper 0094101205 W004A φ0 6mm 5mm A 1 Transistor 0094400509 V000A 2SC1815 Y D A 1 Connect housing 0094300062 XP005A TJC9 2A 1 Connect housing 0094300062 XP001A TJC9 2A 1 Connect housing 0094300062 XP001A TJC9 2A 1 Wire 0090400558...

Page 46: ...SCL color sub carry wave output input N450 TDA9178 output SDL SCL Y2 C2 color output brightness output Y1 C1 N503 HEF4053 Corlor output brightness output N502 SAA4961 System 1 loading wave input System 2 CVBS input TV audio input Super woofer output N601 TDA9860 Audio input 1 sound output Audio input 2 Super woofer amf N1603 TDA2616 Sound Amf N1602 TDA2616 V output N801 TDA8354 Saw tooth input V o...

Page 47: ...8 Schematic Diagrams 47 ...

Page 48: ...Sincere Forever Haier Group Tel 86 532 8938356 Web side http www haier com ...

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