Haier TV-8888-09 Скачать руководство пользователя страница 11

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Audio output power (w)

Super woofer

NO of built-in speakers

Analog surround stereo

Treble/bass lifting and balancing

Multiple audio mode

AV stereo

Digital reverberation

Tone control

Auto volume leveling

Mute

3D surround sound

SRS

MAX volume preset

5 bands equalizer

NICAM

AV in

Flank 1: Rear 1

AV out

Rear 1

S terminal

Rear 1

DVD signal input

KARAOK terminal

Stereo headphone socket

VGA

NO. Of Australian standard sockets

Service terminal

HI-FI audio signal output terminal

External super bass terminal

TERMINA LS

DC current output

Timer off (MINS)

120

Timer on

√

Auto off upon no signal

√

AC off

Stand by

√

Frequency synthesis tuning

√

Tension synthesis tuning

Automatic color system identify

√

I2C bus-mastering

√

AV in: AV out

Wireless earphone infrared

Handset position (beep)

Automatic channel preset

√

Partial automatic channel preset

√

CONTROL

Manual channel preset

√

Total power input (W)

60W

Voltage range (V)

AC120 10%V

Power frequency (Hz)

60HZ

Packaged weight (lbs)

79.3lbs

SPECIFICA

TIONS

Packaged dimensions (inch)

30.5 X 20.2 X 20.4

Содержание TV-8888-09

Страница 1: ...1 HAIER COLOR TELEVISION SERVICE MANUAL PART TV 8888 09 HAIER AMERICA TRADING LLC www haieramerica com ...

Страница 2: ...es 7 Small Signal Discrete transistor 8 Power Output Transistor Device 8 Diode 8 Fuse and Conventional Resistor 8 Circuit Board Foil Repair 9 Product Functions 10 Alignments Adjustments 11 14 Adjustment Item Explanation 15 Setting Item Explanation 16 17 IC reference Data 18 19 Troubleshooting 20 25 Bulk Diagram 26 Schematic Diagram 27 ...

Страница 3: ... 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 0 39 inch away from PCB Keep wires away from high voltage or high temperature parts Due to the high vacuum an...

Страница 4: ...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 button ...

Страница 5: ...round before connecting the test receiver positive lead Always remove the test receiver ground lead last 9 Use with this receiver only for the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap to any heat sink in this receiver ...

Страница 6: ...embly 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 ES devices 5 Do not use frond propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES dev...

Страница 7: ...elts 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 foil d Closely inspect the solder area and remove any excess or splashed solder with a small wire bristle brush Remove Repl...

Страница 8: ...uit board Solder each transistor lead and clip off excess lead Replace heat sink Diode Removal Replacement Remove defective diode by clipping its leads as close as possible to diode body Bend the two remaining leads perpendicularly to the circuit board Observing diode polarity wrap each lead of the new diode round the corresponding lead on the circuit board Securely crimp each connection and solde...

Страница 9: ...e the jumper wire along the path of the out away copper pattern and let it overlap with 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 the defective copper pattern at connections other than IC Pins This technique involves the installation of a jumper wire on the componen...

Страница 10: ...level extend Auto skin color correction Adjustment Dynamic high voltage stabilizing Dynamic focusing Double focusing Dynamic white peak clipping Color resolution lift 4 2 2 PIC window positioning Pull curtain type on off display Artificial intelligence SVM I M A CTI G LTI Video signal digitalization Teletext Still frame Multi PIC Frames PIP independent tuner PIP double tuner PIC out PIC 9 programs...

Страница 11: ... standard sockets Service terminal HI FI audio signal output terminal External super bass terminal TERMINA LS DC current output Timer off MINS 120 Timer on Auto off upon no signal AC off Stand by Frequency synthesis tuning Tension synthesis tuning Automatic color system identify I2C bus mastering AV in AV out Wireless earphone infrared Handset position beep Automatic channel preset Partial automat...

Страница 12: ... Service remote controller h Video signal generator i Multi system adjustment tool j 60MHz double trace oscillograph 2 units k White balance adjustment instrument 2 Signal power supply connection a Connect 15V DC power supply to the 15V testing top in the main PCB b Input sweep signal into IF testing top c Connect multi meter to PIF TP testing top in PCB 3 Alignment a Connect 45 75MHz sweep genera...

Страница 13: ... SPECTRAL item adjust high frequency separation Refer to figure 3 and make it optimal refer to figure 4 If effect still isn t good you can repeat above steps till it is optimal Figure 1 Figure 2 Figure 3 Figure 4 Main power adjustment Adjustment Connect voltage meter to B on main PCB ensure the B voltage is 136V 0 3V Screen voltage adjustment Adjustment Turn TV on receive a digital test pattern se...

Страница 14: ...bus control LA76810 Varied range S BRI Sub brightness 0 127 R BIA Red bias 0 255 G BIA Green bias 0 255 B BIA Blue bias 0 255 R DRV Red drive 0 127 G DRV Green drive 0 15 B DRV Blue drive 0 127 W C 0 3 FOCUS ALIGNMENT Receive crosshatch N system pattern Adjust the focus variable resistor on the FBT and ensure the picture is sharp GEOMETRIC ALIGNMENT Receive the monochrome circle pattern NTSC syste...

Страница 15: ...ical S Correction 0 31 8 NT V SIZE Vertical Size 32 31 NOTHING 9 NT V LINE Vertical Linearity 16 15 NOTHING 10 NT V POSI Vertical DC 32 31 NOTHING 11 NT V SC Vertical S Correction 16 15 NOTHING 12 RF AGC RF AGC Delay 0 63 13 VOL OUT Volume Control 0 127 14 OSD H POSI 0 127 15 OSD V POSI 0 31 16 INPUT LEVEL 0 15 17 SPECTRAL 0 63 0 31 PHILIP IC 18 WIDEBAND 0 63 0 31 PHILIP IC 19 STEREO VCO 0 63 NOTH...

Страница 16: ...t 0 3 14 RG GAM DEF Red green γ define 0 1 15 FBPBLK SW FBPBLK SW 0 1 16 BRIGHT ABL TH Bright abl threshold 0 7 17 EMG ABL DEF Emg abl def 18 BRT ABL DEF Brt Abl Def 0 1 19 MID STP DEF Mid Stp Def 0 1 20 R Y B Y G BL R Y B Y Gain Balance 0 15 No use LA76814 21 R Y B Y ANG R Y B Y Angle 0 15 22 C KILL OFF C_Kill OFF 0 1 23 SND TRAP Sound Trap 0 7 24 VOL FIL Volume Filter Defeat 25 VIF SYS SW Video ...

Страница 17: ... PHONE 0 NOTHING 1 stereo 38 WOOF VOL OPT 0 NOTHING 1 NOTHING 39 SENSITIVITY 0 NOTHING 1 NOTHING 40 V MUTE P OFF 0 before POWER OFF don t cut off 1 video input 1 NOTHING before POWER OFF cut off 41 CCD OPTION 0 no CCD 1 video input 42 V CHIP OPTION 0 no V CHIP 1 CCD 43 PASSWORD OPTS 0 no V CHIP password 1 V CHIP 44 COMB OPTION 0 NOTHING 1 V CHIP password 45 TUNER OPTION 0 TDF 3M3 tuner 1 NOTHING 4...

Страница 18: ... I2C bus control 1 5 9 Ground 0 30 I2C bus control 1 4 99 10 Scl 1 47 31 Connect to 5V resistor Via a 5 03 11 Sdl 2 2 32 Connect to 5V resistor Via a 5 04 12 Power supply 4 99 33 Connect to 5V resistor Via a 5 03 13 Key input 0 24 34 Remote control 0 03 14 AFT in 2 77 35 Connect to 5V resistor Via a 5 02 15 AGC in 1 7 36 Connect to 5V resistor Via a 5 01 16 n c 1 7 37 Mute 0 11 17 Reset 4 99 38 AV...

Страница 19: ...77 38 2 87 12 Bus clock 4 85 39 Chrome ACC filter 3 2 13 ABL 4 76 40 Selected video output 2 43 14 R input 3 92 41 Video chrome deflection 0 15 G input 0 14 42 Ext video input 2 55 16 B input 0 15 43 Power 5 17 Fast blanking input 0 08 44 Int video input 2 77 18 RGB Vcc 7 94 45 Black stretch filter 2 6 19 R output 2 21 46 Video input 2 12 20 G output 2 36 47 APC filter 3 5 21 B output 2 28 48 VCO ...

Страница 20: ...20 Troubleshooting 1 OK No Loading circuit gone bad ...

Страница 21: ...21 2 Whether there is a black character ...

Страница 22: ...22 3 Check the 12V power circuit Trouble with the CRT or PCB ...

Страница 23: ...23 4 Observe a horizontal bright line ...

Страница 24: ...24 5 6 There is picture display but no sound ...

Страница 25: ...25 7 Check the voltage of XS091 Check the circuit between Pin19 of N101 and XS403 No display of red color ...

Страница 26: ...26 8 Bulk Diagram ...

Страница 27: ...27 SCHEMATIC DIAGRAM ...

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