Haier NS-F27C Service Manual Download Page 1

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COLOUR TELEVISION

SERVICE MANUAL

Models

NS-F27C

Canada

Features

DIGITAL IC

BUS CONTROL

AUTO SEARCH TUNING,

181

PROGRAMS STORED

FULL INFRARED REMOTE CONTROL

MULTI-PICTURE MODES SELECTION

MULTI-FUNCTION TIMER, APPOINTING PROGRAMME

Serial Number: 0010540329 Version:00.00

Edition: 200

COLOR TELEVISION

Model:

NS-F27C

Summary of Contents for NS-F27C

Page 1: ...atures DIGITAL IC2 BUS CONTROL AUTO SEARCH TUNING 181PROGRAMS STORED FULL INFRARED REMOTE CONTROL MULTI PICTURE MODES SELECTION MULTI FUNCTION TIMER APPOINTING PROGRAMME Serial Number 0010540329 Version 00 00 Edition 2007 04 06 COLOR TELEVISION Model NS F27C ...

Page 2: ...2 1 Product code illumination and series introduction 2 9 F A 1 PUREFLAT CRT CRT catercorner 29 Appearance serial Product code illumination and series introduction ...

Page 3: ...leep timer 11 POWER Press to turn your TV on and off or to bring your TV out of standby mode 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 INPUT DISPLAY POWER ZOOM MUTE MTS SAP RECALL PICTURE CCD AUDIO CH CH VOL VOL 9 6 3 8 5 2 1 4 7 0 MENU SCAN EXIT SLEEP 12 ZOOM Press to select Normal Enlarged or 16 9 zoom mode 13 MUTE Press to mute the sound Press again to restore the sound 14 CCD Press to turn clo...

Page 4: ...tal curtain 25 Slow fading on off 26 Semitransparent menu ＹＥＳ 27 Non flshing channel changing 28 ZOOM YES 29 16 9 mode YES 30 Games 31 Calendar YES 32 Child lock YES 33 Multi functional lock ＹＥＳ 34 No picture listening 35 Background light 36 Auto timer on YES 37 CCD ＹＥＳ 38 SOFTWARE V CHIP ＹＥＳ NO FUNCTION 39 NO of built in speakers 2 40 Audio output power W 5W 5W 41 Total power input W 140 42 Volta...

Page 5: ...ntal 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 large surface...

Page 6: ...ure 2 In order to prolong the using life of the TV set please place it on a ventilated place 5 Don t open the back cover otherwise it is possible to damage the components in the TV set and harmyou 3 Don t place the TV set in the sunshine or near heatsource 6 When the TV set isn t going to be used for long time or it is in thunder and lightening please pull out the plug fromAC outlet and the antenn...

Page 7: ...of electrolytic capacitors may result in an explosion hazard d Discharging the picture tube anode 2 Test high voltage only by measuring it with an appropriate high voltage meter or other voltage measuring device DVM FETVOM 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 ...

Page 8: ...in off any electrostatic charge on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to preve...

Page 9: ...ip to reach normal temperature 500 o F to 600o F b Heating the component lead until the solder melts c Quickly draw the melted solder with an anti static suction type solder removal device with solder braid CAUTION Work quickly to avoid overheating the circuit board printed foil 6 Use the following unsoldering technique a Allow the soldering iron tip to reach normal temperature 500 o F to 600o F b...

Page 10: ...t body Bend into a U shape the end of each of three leads remaining on the circuit board Bend into a U shape the replacement transistor leads Connect the replacement transistor leads to the corresponding leads extending from the circuit board and crimp the U with long nose pliers to insure metal to metal contact then solder each connection Power Output Transistor Device Removal Replacement Heat an...

Page 11: ...epair a defective copper pattern at IC connections use the following procedure to install a jumper wire on the copper pattern side of the circuit board Use this technique only on IC connections 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...

Page 12: ...per pattern Warning and Cautions 3 Connect insulated 20 gauge jumper wire from the lead of the nearest component on one side of the pattern break to the lead of the nearest component on the other side Carefully crimp and solder the connections CAUTION Be sure the insulated jumper wire is dressed so that it does not touch components or sharp edges 12 ...

Page 13: ...i2 ARi1 ALi2 ALi1 24C08 130V 24V 16V 8V 5V 3 3V CRT PCB V IN ST8172 V OUT H IN JF6810 H OUT DY 200V 15V 15V SCREEN FOCUS Vi1 OUT1 OUT1 Vi2 OUT2 OUT2 AN7522 CRT TDA9859 A OUTR A OUTL MAIN L MAIN R SDA SCL AV2 R AV2 R M OUTR M OUTL AV1 L AV2 L audio audio bus bus audio TDA9850 audio 5V XS303 7 4 5 1 2 6 7 8 S TRAP Vo V2i V1i Y Cr Cb video video C Y 4052 video video video TDA83XX S VHS ARo ALo POWER ...

Page 14: ...switch Automatic volume leveling Automatic volume leveling or Subcarrier output for comb filter applications QSS sound IF amplifier with Separate input and AGC circuit AM sound demodulator without Extra reference circuit PAL decoder SECAM decoder NTSC decoder Horizontal geometry E W Horizontal and vertical zoom ROM size 32 64k 32 64k 32 64k 32 64k 64 128 64 128 64 128 64 128 64 128 64 128 64 128 6...

Page 15: ...block diagram and PHILIPS UOC functional difference between the various Block diagram TDA93xX PS N2 series with mono intercarrier sound demodulator 15 ...

Page 16: ... on the Remote control unit for factory used 2 The TEST will be displayed on the screen 3 Press digital key Mkey and corresponding on screen display will be appeared Some time PASSWORD on screen display will be appeared you need to input 828 4 Check the setting value of the SYSTEM default value of Table below If the value is different select items by CH CH keys and set value by VOL VOL keys 5 Pres...

Page 17: ...st VSH the center horizontal line correspond to CRT vertical center d Adjust HSH to get the picture horizontal center correspond to CRT horizontal center Receive NTSC signal and repeat above 1 and 2 adjustment Menu 4 AGC Adjustment Receive 60dBμ 1mV VH colour bar pattern signal adjust TOP value voltage from high to low to noise reduce gradually and just disappeared point Menu 0 CRTcut off and whit...

Page 18: ...ttons 3 RED Black level offset R 0 63 GRN Black level offset G 0 63 WPR White Point R 0 63 WPG White Point G 0 63 WPB White Point B 0 63 YDFN Y Delay for NTSC 0 15 YDAV Y Delay for AV 0 15 HUEB number buttons 4 TOP AGC Take Over Point 0 63 VOL Sub volume of TDA9860 59 0 100 HDOL Cathode drive level 0 15 AGC IF AGC speed 0 3 VG2B VG2 Brightness 0 100 IFO Off set IF demodulator 0 63 LCT OSD 0 0 1 25...

Page 19: ...1 1 Enable OP2 Option byte 2 Bit 7 REV27 Bit 6 TILT 1 Enable Bit 5 OSO 1 Enable Bit 4 REV24 FSK Bit 3 REV23 Bit 2 FMWS 1 Enable Bit 1 HUE OFFSET 1 Enable 0 Standby Bit 0 AVL 1 Enable OP3 Option byte 3 Bit 7 TDA9377 1 TDA9377 0 TDA9378 0 AVL Bit 6 16 9 1 Enable Bit 5 REV35 Bit 4 REV34 Bit 3 YPbPr 1 YPbPr 0 YUV only for I version Bit 2 Blue Black back 1 GB 0 BB Bit 1 REV31 calendar Bit 0 Woofer 1 En...

Page 20: ...on mode 1 POC active 0 POC not active Bit 3 VG2 Mode VG2 alignment mode 1 One line 0 Black stripe Bit 2 BLS Blue Stretch 1 On 0 Off Bit 1 YGN External Y input gain of YPbPr 1 3dB reduced 0 0dB reduced Bit 0 OPC 1 or 2 point black current system 1 1 point 0 2 point number buttons 8 INIT INITIALIZE EEPROM number buttons 9 XMIN XMAX YMIN YMAX CFPN NTSC Century frequency for Peaking for NTSC CFPY Y Ce...

Page 21: ...cessor SECPLL 13 SECAM PLL decoupling VP2 14 2nd supply voltage TV processor 8V DECDIG 15 decoupling digital supply of TV processor PH2LF 16 Phase 2 filter PH1LF 17 Phase 1 filter GND3 18 Ground 3 for TV processor DECBG 19 Band gap decoupling AVL EWD 20 Automatic volume leveling EAST WEST drive output VDRB 21 Vertical drive B output VDRA 22 Vertical drive A output IFIN1 23 IF input 1 IFIN2 24 IF i...

Page 22: ...RO 51 Red output GO 52 Green output BO 53 Blue output VDDA 54 analog supply of Closed Caption decoder and digital supply of TV processor 3 3 V VPE 55 OTP Programming Voltage VDDC 56 digital supply to core 3 3 V OSCGND 57 oscillator ground supply XTALIN 58 crystal oscillator input XTALOUT 59 crystal oscillator output RESET 60 reset VDDP 61 digital supply to periphery 3 3 V P1 0 INT1 62 TV AV AV1 AV...

Page 23: ...XT QSSO AMOUT Pin 44 AUDOUT Controlled AM or audio out Note 1 When additional external selectivity is required for FM PLL system pin 32 can be used as sound IF input This function is selected by means of SIF bit in subaddress 28H 2 the reference output signal is only available for the CMB1 CMB0 setting of 0 1 for the other settings this pin is a switch output see also 5 table 67 Pin No 6 Control k...

Page 24: ...nd processor Symbol Pin Function Symbol Pin Function AV1L 1 AV1 Audio Left input AV1R 32 AV1 Audio input Right P1 2 Not used P2 31 Not used MAINL 3 Main Audio Left input AV2R 30 AV2 Audio input Right CSMO 4 Smoothing Capacitor CPS1 29 Pseudo stereo Cap 1 MAINR 5 Main Audio Right input AV2L 28 AV2 Audio input Left VP 6 Power Supply CPS2 27 Pseudo stereo Cap 2 OUT R 7 Right Output OUT L 26 Left Outp...

Page 25: ...6Vpp TDA93XX TDA93XX H H TDA93XX TDA93XX TDA93XX V 0 8Vpp 3 8Vpp 2 5Vpp 2 5Vpp TDA93XX TDA93XX TDA93XX H H H H 95Vpp 95Vpp CRT KR CRT KB CRT KG H H 95Vpp V 1Vpp TDA93XX H H TDA93XX 2 7Vpp V451 B H 0 9Vpp 5Vpp V451 C 1000Vpp H 22Vpp T511 PIN7 H H 300Vpp 24 ...

Page 26: ...3 R530 39 2W 2 8V R851A 10K R852A 10K R871 10 R802A 100K R803A 100K R816A 10K R818A 10K R825A 10K R827A 10K VD861A MTZJ8 2 R300A 22 1W 1 VD300A 5V1 R701A 2 2K C701A 120P 3 3V C703A 0 01u R507 68K R508 68K L505 0 5uH C513 470P VD511 1N4148 R520 1 2W12M R539A 51K 1 4W C543 470p 1KV EMC VD543 RGP15D V542 2SB892 R548 10K R560 1 2K VD561 1N4148 R562 12K VD562 1N4148 R734 1K R555 1 1W 1 TU AGC BH BL MB ...

Page 27: ... antenna Direction station and connection of the antenna Interference from electric appliance Automobile Motor Vehicle Fluorescence lamp etc Volume Sound mute The power plug isn t plugged in AC outlet The main power isn t turned on The setting up of contrast brig htness and volume Adjust color control Adjust channel again Moving the TV set or using magnetic electric appli ance near TV Which will l...

Page 28: ...Sincere Forever 27 ...

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