Haier 21F99 Скачать руководство пользователя страница 29 | Manualshive

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Содержание 21F99

Страница 1: ...Exploded Views and Parts List 28 5 Troubleshooting 22 4 Features 2 I C bus control Turning TV on off with curtain fashion 218 programmes stored Entire channel CATV 470MHZ Multi picture and multi volume modes selection Audio Video input and output S Video terminal Black background protection without signal On time off time appointing programme English OSD Childlock Haier group ...

Страница 2: ...aged 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...

Страница 3: ...etc 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 but...

Страница 4: ...embly 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 damag...

Страница 5: ... 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 printed f...

Страница 6: ...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 sink Diode Removal Replacement Remove defective diode by clipping its ...

Страница 7: ...per 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 out away copper pattern and let it overlap the previously scraped end of the good copper pattern Solder the overlapped area and clip off any excess jumper wire At other connections Use the following technique to repair ...

Страница 8: ...round stereo No of preset channels 218 Treble bass lifting and balancing CATV band width 470MHZ Multiple audio mode Blue black screen Black AV stereo Menu OSD Digital reverberation OSD language English Tone control Manifold PIC modes Auto volume leveling Program preview Mute Y C separation circuit 3D surround sound Denoise circuit SRS Black level extend MAX volume preset Blue level extend 5 bands ...

Страница 9: ...Tension synthesis tuning 9 programs preview Automatic color system identify 100Hz I2C bus mastering ZOOM AV in AV out Stepless zoom in out Wireless earphone infrared 16 9 mode Handset position notify beep Logo configure Automatic channel preset Skip Partial automatic channel preset Supper receiver CONTROL Manual channel preset Calendar Total power input W 120W Memo book games Voltage range V 150 2...

Страница 10: ... with curtain fashion 218 programmes stored Entire channel CATV 470MHz Multi picture and multi volume modes selection Audio Video input and output S Video terminal Black background protection without signal On time off time appointing programme English Russian OSD Childlock ...

Страница 11: ...Control Local control buttons 21F99 HT 2599 Main power switch Program tuning button P PRO Volume tuning button TV AV alternation button TV AV Menu display button MENU ...

Страница 12: ...shown in figure 12 Mute press the button to stop sound for a short time press again to resume the sound Timed switch off press the button to adjust the time for timed switch off with the display changing in the following order 120 min 110 min 100 min 20 min 10 min OFF once set the TV set will automatically shut off at the set time Volume adjustment press the button to increase volume press the b u...

Страница 13: ...rch if you want to stop the searching press adjustment button or See Figure 1 3 Semi auto search With this function you can preset the program you need to the pointed channel 1 Press menu button MENU and the POS MEMORY menu appears on the screen 2 Press selection button PRO or to point the red to POSITION 3 Press adjustment button or to change the position number to your desired number e g Positio...

Страница 14: ...ress selection button PRO or to point the red on the screen to MFT 3 Press and hold adjustment button or until the optimum picture and audio effects are obtained and then release the button See Figure 4 6 Skip After presetting the positions you can skip the unnecessary position numbers such as repeated signals pseudo signal etc in order to select only the programs you need 1 Press program button P...

Страница 15: ... ON OFF Figure 6 CONNECTION OF TV AUDIO VISUAL SYSTEM Function of terminals on the back cover Aerial input socket Video input socket Audio left sound track input socket Audio right sound track input socket S video input socket Video output socket Audio left sound track output socket Audio right sound track output socket 21F99 HT 2599 Connection of terminal board AV Audio Video input If you connect...

Страница 16: ...t is disconnected from the power supply through the converter transformer An isolating transformer is necessary for service operations on the primary side of the converter transformer Back Cabinet Removal Remove the screws residing on the back cabinet and carefully separate the back cabinet from the front cabinet B Explosion view C Precautions for handling of picture tube Due to high vacuum and la...

Страница 17: ...4 26 0 5 4 Field scanning sawtooth signal input 0 9 0 9 1 5 Field scanning sawtooth signal forming terminal 0 8 0 65 1 4 6 Field power supply 24 26 0 5 4 5 7 Field power supply input 1 9 0 72 30 N701 LA4275 Reference Resistance KΩ Item Function Reference Voltage V Forward Backward 1 Grounding 0 0 0 2 Power amplifier output 10 0 55 4 5 3 Power supply 20 0 42 2 8 4 Ripple wave filtering 10 1 2 2 4 5...

Страница 18: ...t 0 9 0 9 720 900 25 Field AGC 1 8 1 8 800 2000 26 Bus clock signal 5 0 5 0 720 15000 27 Bus data signal 5 0 5 0 720 15000 28 Deflection circuit power supply 9 0 9 0 450 600 29 PAL NTSC identification signal output SECAM identification signal input 1 5 1 5 800 2000 30 Line feedback pulse input 0 6 0 6 780 2000 31 Composite synchronizing pulse signal output 4 5 4 5 780 2000 32 Line driving signal 2...

Страница 19: ...erence Voltage V Reference Resistance Pin Function Without signal With signal Forward Ω Backward Ω 1 Power supply grounding 0 0 0 0 2 Tuning voltage output 700 8000 3 Vacant pin 5 0 5 0 700 8000 4 Mute 5 0 0 700 8000 5 External mute 5 0 0 700 8000 6 Vacant pin 0 0 700 8000 7 Standby power supply 2 0 2 0 700 8000 8 Vacant pin 1 4 2 1 4 2 700 8000 9 Band 1 0 4 8 0 4 8 700 3500 10 Band 2 0 1 7 0 1 7 ...

Страница 20: ... 0 5 0 650 40000 34 Vacant pin 5 0 5 0 700 10000 35 Infrared receiving input 5 0 5 0 700 10000 36 Line synchronizing signal input 4 7 4 7 700 10000 37 Clock bus control 2 9 2 9 700 10000 38 Data bus control 3 2 3 2 700 10000 39 Vacant pin 0 0 700 10000 40 Vacant pin 4 6 4 6 700 10000 41 Vacant pin 0 0 700 10000 42 Power supply 5 0 5 0 420 2700 N101 LA7910 Reference Voltage V Reference Resistance P...

Страница 21: ...Adjusting method of main voltage 111V or 134V line amplitude pincushion correction and intermediate frequency detection 38 9 MHz 1 Connect the main baseboard to a 25 factory assembled color TV set and connect the company s adjusting signal 2 Switch on 150 250V AC main power supply and receive the electronic circular signal Adjust accelerating pole and focusing pole to appropriate position Press th...

Страница 22: ...ern without color three primary colors color test card signals on position number 0 1 2 3 4 5 respectively It is required that no program is missed otherwise use auto search or manual search to have all the signals received 3 Receive the color test card signal When you adjust the control of volume contrast brightness color saturation clarity the sound and picture shall change accordingly 4 To test...

Страница 23: ...g resistors are normal Check 12V 9V 5V Check V552 or CPU POWER control circuit Check D902 V902 and V901 There is breakdown in horizontal circuit and N201 Check switch power circuit Check if rectifier diodes breakdown Replace the rectifier diodes Loading has breakdown Normal Abnormal Normal Abnormal Normal Abnormal Normal Abnormal Normal Abnormal Normal Abnormal 4 Troubleshooting ...

Страница 24: ...ns at X602 The heater resister is broken Check the connector electrode voltage of V411 There is breakdown in horizontal drive grade Check V444 T401 R437 V411 is rosin joint or broken Check if FBT T402 V411or C415 C416 are leakage of electricity Check if pin 28 voltage 9V at N201 is normal Rechange bad components or remedy content circuit Check the horizontal oscillation external circuit of Z280 N2...

Страница 25: ...tant Check if R907 R448 are rosin joint and the resistor value of R448 changes larger Check the external circuit of N201 and N201 Normal There is breakdown in the vertical output grate Check if the connector of the deflection yoke is connected well and C433is rosin joint or cutoff and the external circuit of N402 and N402 Check 26V power circuit YES NO YES NO YES NO 3 ...

Страница 26: ...s normal check N201 sound IF circuit and N201 Break the connector electrode of V701 let the black meter rod tap pin 6 at N701 see if the speakers have snapping There is breakdown in sound mute circuit check V701 V903 Check if there is 19V voltage Check sound power amplifier N701 and circuit speaker Check 19V power circuit 4 Yes No Yes No Yes No ...

Страница 27: ...enter S MODE and adjust RAGC to near 2D Check picture IF channel and V231 V212 N201 Aerial system or tuner breaks down Check the circuit between CPU and tuner NO YES YES NO YES NO NO red Check if V622 is rosin joint or break Replace V622 or joint Check the voltage of pin 1 at XS602 Check V621 R621 Check the circuit between pin 18 at N201 and pin 3 at XS261 YES NO YES NO 5 6 ...

Страница 28: ...There is black words Check L902 C926 C925 Check the circuit between pin 22 pin 24 at D901 and pin 14 pin 16 at N201 Replace the compartment Normal Abnormal Check the circuit between V922 R915 C450 and pin 5 at FBT ...

Страница 29: ......

Страница 30: ...1009 RT14 1 4W 680 5 10 A A 1 Jumper 0094101139 R1008 0 6mm 10mm A 1 Infrared sensor 0094000216 A1000 HS0038 进口 1 Inducer 0094400282 VD1000 BT205 L 1 Power switch 0094000226 SW601 KDC A11 1 Wire 0090400247 XS1001 JT3331 C0085Q 1 Connect housing 0094300063 XP1006 TJC2 2A 1 Connect housing 0094300063 XP1007 TJC2 2A 1 LED holder 0090200119 VD1000 MTAJ0003AG Q 1 Back cover assembly 0090800283 BJH2006 ...

Страница 31: ...2001BC Q 1 IC 0094400664 L7812CV C A 进口 1 Screw 0090600012 SJ2824 87 ST3 8F 1 PCB 0091800099 PX10086A Q 1 PCB 0091800100 PX10087A Q 1 Resister 0094101020 R444 RT13 1 6W 4 7 5 T 1 Resister 0094101020 R704 RT13 1 6W 4 7 5 T 1 Resister 0094100797 R279 RT13 1 6W 33 5 T 1 Resister 0094100797 R602 RT13 1 6W 33 5 T 1 Resister 0094100797 R612 RT13 1 6W 33 5 T 1 Resister 0094100797 R622 RT13 1 6W 33 5 T 1 ...

Страница 32: ...12 RT13 1 6W 1K 5 T 1 Resister 0094100023 R945 RT13 1 6W 1K 5 T 1 Resister 0094100023 R957 RT13 1 6W 1K 5 T 1 Resister 0094100023 R958 RT13 1 6W 1K 5 T 1 Resister 0094100023 R973 RT13 1 6W 1K 5 T 1 Resister 0094100023 R979 RT13 1 6W 1K 5 T 1 Resister 0094100023 R985 RT13 1 6W 1K 5 T 1 Resister 0094100023 R986 RT13 1 6W 1K 5 T 1 Resister 0094100023 R987 RT13 1 6W 1K 5 T 1 Resister 0094100023 R988 R...

Страница 33: ...0094100034 R212 RT13 1 6W 15K 5 T 1 Resister 0094100034 R294 RT13 1 6W 15K 5 T 1 Resister 0094100034 R634 RT13 1 6W 15K 5 T 1 Resister 0094100034 R929 RT13 1 6W 15K 5 T 1 Resister 0094100929 R435 RT13 1 6W 18k 5 T 1 Resister 0094100779 R515 RT13 1 6W 22k 5 T 1 Resister 0094100779 R551 RT13 1 6W 22k 5 T 1 Resister 0094100779 R940 RT13 1 6W 22k 5 T 1 Resister 0094100779 R967 RT13 1 6W 22k 5 T 1 Resi...

Страница 34: ...0956 R501 RT15 1 2W 220K 5 T 1 Resister 0094100956 R561 RT15 1 2W 220K 5 T 1 Resister 0094101005 R605 RS11 1 2W 3 3K 10 T 1 Resister 0094101005 R615 RS11 1 2W 3 3K 10 T 1 Resister 0094101005 R625 RS11 1 2W 3 3K 10 T 1 Resister 0094101301 R520 RS11 1 2W 100K 10 T 1 Resister 0094101301 R521 RS11 1 2W 100K 10 T 1 Resister 0094101090 R531 RS11 1 2W 12M 20 T 1 Resister 0094101090 R532 RS11 1 2W 12M 20 ...

Страница 35: ... 16V 10 F M F 1 Capacitor 0094200008 C975 CD110 16V 10 F M F 1 Capacitor 0094200008 C976 CD110 16V 10 F M F 1 Capacitor 0094201043 C205 CD110 16V 22 F M F 1 Capacitor 0094201043 C206 CD110 16V 22 F M F 1 Capacitor 0094200988 C107 CD110 16V 47 F M F 1 Capacitor 0094200988 C203 CD110 16V 47 F M F 1 Capacitor 0094200988 C219 CD110 16V 47 F M F 1 Capacitor 0094200988 C292 CD110 16V 47 F M F 1 Capacito...

Страница 36: ... C254 CL21X 50V 0 1 F K F 1 Capacitor 0094201094 C255 CL21X 50V 0 1 F K F 1 Capacitor 0094201094 C514 CL21X 50V 0 1 F K F 1 Capacitor 0094201094 C991 CL21X 50V 0 1 F K F 1 Capacitor 0094201094 C992 CL21X 50V 0 1 F K F 1 Capacitor 0094201094 C444 CL21X 50V 0 1 F K F 1 Capacitor 0094201094 C707 CL21X 50V 0 1 F K F 1 Capacitor 0094201094 C439 CL21X 50V 0 1 F K F 1 Capacitor 0094201094 C440 CL21X 50V ...

Страница 37: ...Transistor 0094400528 V924 2SC536 E F 1 Transistor 0094400528 V975 2SC536 E F 1 Jumper 0094101102 WC283 0 6mm 5mm B 1 Jumper 0094101102 W412 0 6mm 5mm B 1 Jumper 0094101102 W287 0 6mm 5mm B 1 Jumper 0094101102 V261 0 6mm 5mm B 1 Jumper 0094101102 V262 0 6mm 5mm B 1 Jumper 0094101102 V263 0 6mm 5mm B 1 Jumper 0094101102 WR295 0 6mm 5mm B 1 Jumper 0094101103 W101 0 6mm 7 5mm B 1 Jumper 0094101103 W1...

Страница 38: ...6mm 7 5mm B 1 Jumper 0094101103 W953 0 6mm 7 5mm B 1 Jumper 0094101103 W954 0 6mm 7 5mm B 1 Jumper 0094101103 W955 0 6mm 7 5mm B 1 Jumper 0094101103 W956 0 6mm 7 5mm B 1 Jumper 0094101103 W957 0 6mm 7 5mm B 1 Jumper 0094101103 W958 0 6mm 7 5mm B 1 Jumper 0094101103 W959 0 6mm 7 5mm B 1 Jumper 0094101103 WC422 0 6mm 7 5mm B 1 Jumper 0094101103 WR971 0 6mm 7 5mm B 1 Jumper 0094101103 WR972 0 6mm 7 5...

Страница 39: ...05 W984 0 6mm 12 5mm B 1 Jumper 0094101105 WR250 0 6mm 12 5mm B 1 Jumper 0094101105 WR570 0 6mm 12 5mm B 1 Jumper 0094101105 WR916 0 6mm 12 5mm B 1 Jumper 0094101106 W224 0 6mm 15mm B 1 Jumper 0094101106 W235 0 6mm 15mm B 1 Jumper 0094101106 W286 0 6mm 15mm B 1 Jumper 0094101106 W503 0 6mm 15mm B 1 Jumper 0094101106 W901 0 6mm 15mm B 1 Jumper 0094101106 W911 0 6mm 15mm B 1 Jumper 0094101106 W912 0...

Страница 40: ...10B 2B4 1KV 470PF K 07 C A 1 Capacitor 0094201061 C630 CT81 10B 2B4 2KV 2200PF K 10 C A 1 Capacitor 0094201056 C556 CT81 10B 2B4 2KV 220PF K 07 C A 1 Capacitor 0094201059 C516 CT81 10B 2B4 2KV 680PF K 10 C A 1 Capacitor 0094201374 C534 DE0910E471K KX 10 C A 进口 1 Capacitor 0094201215 C535 DE0910E102M KX 10 C A 进口 1 Capacitor 0094202149 C207 CD110 16V 10 F M 05 F A 1 Capacitor 0094201375 C218 CD110 ...

Страница 41: ...00574 V612 2SC4544 N 1 Transistor 0094400574 V622 2SC4544 N 1 Transistor 0094400539 V512 2SC3807 R B A 进口 1 Transistor 0094400561 V901 2SD400 D D A 进口 1 Transistor 0094400561 V902 2SD400 D D A 进口 1 Transistor 0094400552 V701 2SC536 E D A 1 Jumper 0094101205 W284 0 6mm 5mm A 1 SAW filter 0094600082 Z101 D38 9 1 Filter 0094600081 Z231 LT5 5MHZ 进口 1 Filter 0094600002 Z232 LT6 5MHZ 进口 1 Filter 0094600...

Страница 42: ...800065 PX40078 Q 1 Resister 0094101298 R1003 RT13 1 6W 22K 5 10 A A 1 Resister 0094101298 R1006 RT13 1 6W 22K 5 10 A A 1 Resister 0094101299 R1005 RT13 1 6W 68K 5 10 A A 1 Resister 0094101299 R1007 RT13 1 6W 68K 5 10 A A 1 Jumper 0094101139 J1001 0 6mm 10mm A 1 Push switch 0094000209 SW1000 KFC A06 1H 3 85 1 Push switch 0094000209 SW1001 KFC A06 1H 3 85 1 Push switch 0094000209 SW1002 KFC A06 1H 3...

Страница 43: ...and pass filter matrix unit Color unit band pass high pass filter H OUT 6dB Video unit Color subcarry trap circuit EXT Y IN 6dB EXT C IN EXT Ａ IN unit AV input output EPROM Remote co Infrared sensor CPU CRT V output H output Sound power amf SAW IF video color RGB H V oscillation scan signal prossing Tuner 2 TB1238AN ...

Страница 44: ......

Страница 45: ...Sincere Forever Haier Group Tel 86 532 8938356 Web side http www haier com ...

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