background image

 

 

7

Bit Function 

Description 

Preset 

Remark 

Bit 7 

RUSSIA 

1=Enable 

EA 

Bit 6 

ITALY 

1=Enable 

EA 

Bit 5 

GERMANY 

1=Enable 

EA 

Bit 4 

FRANCE 

1=Enable 

EA 

Bit 3 

RUTKISH 

1=Enable 

EA 

Bit 2 

ARABIC 

1=Enable 

EA 

Bit 1 

FARSI 

1=Enable 

EA 

Bit 0 

ENGLISH 

1=Enable 

EA 

 

4. OP4 

Bit Function 

Description 

Preset 

Remark 

AGCT AGC 

Take-Over

 

18 

EA 

AGC SPEED 

AGC SPEED

 

EA 

OIF

 

 

 

EA 

IF

 

 

0=38MHz

1=45.75MHz

2=38.90MHz

3=33.90MHz

 

EA 

FFI EVERADJUST

   

EA 

GD 

 

EA 

MTXF 

 

EA 

BRIGHTMAX 

 

63 

EA 

CONTRASTMAX 

 

63 

EA 

10 

CONTRASTMID 

 

55 

EA 

11 

HUEMID 

 

32 

EA 

 

5. OP5 

Bit Function 

Description 

Preset 

Remark 

0BRI Soft: 

Brightness

 

40 

EA 

0COL Soft: 

Color

 

40 

EA 

0CON Soft: 

Contrast

 

40 

EA 

0SHP Soft: 

Sharpness

 

50 

EA 

1BRI Standard: 

Brightness

 

50 

EA 

1COL Standard: 

Color

 

50 

EA 

1CON Standard: 

Contrast

 

50 

EA 

1SHP Standard: 

Sharpness

 

20 

EA 

COLORMID   

COLORMID   

26 

EA 

10 

BRIGHTNESSMID BRIGHTNESSMID 

32 

EA 

11 

VOLUMEMID VOLUMEMID 

32 

EA 

 
6. OP6 

Bit Function 

Description 

Preset 

Remark 

2BRI Dynamic: 

Brightness

 

60 

EA 

2COL Dynamic: 

Color

 

60 

EA 

2CON Dynamic: 

Contrast

 

80 

EA 

2SHP Dynamic: 

Sharpness

 

50 

EA 

PFP4

 

 

0=2.7MHz   1=3.1MHz 
2=3.5MHz   3=4MHz

 

EA 

PFN4

 

 

0=2.7MHz   1=3.1MHz 
2=3.5MHz   3=4MHz

 

EA 

PFAV   

0=2.7MHz   1=3.1MHz  
2=3.5MHz   3=4MHz

 

EA 

RPA 

 

EA 

 RPO

 

  

 

EA 

10 

CHROMATRAP 

 

EA 

11 

CHSE

 

 

 

EA 

 

Summary of Contents for HTR21S34

Page 1: ...SERVICE MANUAL Colour Television Haier model 21TV6H Customer model HTR21S34 CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLE CORRECTLY BEFORE OFFERING SERVICE...

Page 2: ...ck diagram 4 3 Replacement of memory IC 5 4 Service adjustment 5 5 ICs functional description 8 6 Test point waveform 10 7 All ICs voltages 10 8 Purity convergence adjustment 12 9 CIRCUIT DIAGRAM Atta...

Page 3: ...not check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the gro...

Page 4: ...4 2 Block diagram TDA11115HPS N2 series with mono intercarrier sound demodulator...

Page 5: ...sponding factory menus Press EXIT key to exit factory mode Focus adjustment 1 Receive a crosshatch signal 2 While watching the screen adjust the FOCUS VR on the FBT to make the vertical and horizontal...

Page 6: ...Take Over A AGC SPEED AGC SPEED A OIF 8 A IF 0 38MHz 1 45 75MHz 2 38 90MHz 3 33 90MHz 0 FFI EVERADJUST 0 GD 0 MTXF 0 BRIGHTMAX 63 CONTRASTMAX 63 CONTRASTMID 55 HUEMID 32 NOTE THE ITEMS WITH REMARK A I...

Page 7: ...32 EA 5 OP5 Bit Function Description Preset Remark 1 0BRI Soft Brightness 40 EA 2 0COL Soft Color 40 EA 3 0CON Soft Contrast 40 EA 4 0SHP Soft Sharpness 50 EA 5 1BRI Standard Brightness 50 EA 6 1COL S...

Page 8: ...bus data line TUNING 4 tuning Voltage Vt PWM output KEY 5 Control keys input SYSTEM 6 TV system control VOL 7 Sound Volume control PWM output MUTE 8 Sound mute output VSSC P 9 Digit ground for control...

Page 9: ...miter input BLKIN 50 Black current input 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 Ground VD...

Page 10: ...0 11 12 13 14 15 16 V 0 3 8 3 6 3 3 3 5 4 4 5 1 1 8 0 0 18 0 17 0 2 3 8 5 3 PIN 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 V 4 0 4 0 5 0 7 0 8 1 9 1 9 3 9 3 8 1 6 3 2 2 3 0 2 3 0 2 PIN 33 34 35 3...

Page 11: ...DA4864 PIN 1 2 3 4 5 6 7 8 9 V 0 8 0 7 16 6 9 0 43 7 2 0 3 7 2 TDA1517 PIN 1 2 3 4 5 6 7 8 9 10 11 12 V 10 4 4 0 4 4 2 75 1 4 0 1 4 0 35 4 4 0 4 4 24C08 PCF8598 PIN 1 2 3 4 5 6 7 8 V 0 0 5 1 0 3 2 0 0...

Page 12: ...the centre of the screen Fig 3 8 Move the deflection yoke forward and fix the position of the deflection yoke so that the whole screen will become green 9 Insert the wedge to the top side of the defl...

Page 13: ...nce DYNAMIC CONVERGENCE ADJUSTMENT 1 Move the deflection yoke up and down and overlap lines in the periphery Fig 2 2 Move the deflection yoke left to right and overlap the lines in the periphery Fig 3...

Page 14: ...Gnd C309 220nF R338 100 VP1 1 VP3 2 VP2 3 GND 4 Vout 5 IN 6 IN 7 N801 TDA4864AJ Gnd SCL SDA STBY IR V305 C1815 V301 C1815 V302 C1815 IF1 IF2 TV Audio TV Audio FBLY Hout Cr Y Cb ABL Mute LED Main L Ver...

Page 15: ...Qty X701 X501 X502 CONTROLBAND...

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