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Sansei TS4114, Руководство по обслуживанию, Страница: 11 / 26

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Service Adjustments

NOTE: Do not attempt this adjustment with weak signal.

(1) Tune the receiver to most clearest (or strongest) VHF

station in your area. Set the brightness and contrast
controls to maximum. Set the colour control to mini-
mum.

(2) Select Item No. 01 [RFAGC] in the service mode.
(3) Change value until the snow noise just disappears.
(4) Exit from the service mode.

(1) Receive a monochrome circular pattern.
(2) Set the brightness and contrast to normal.
(3) Select Item No. 02 [H-PHA] in the service mode.
(4) Change value to be optimum horizontal centre position.
(5) Exit from the service mode.

(1) Receive a monochrome circular pattern.
(2) Set the brightness and contrast to maximum.
(3) Select Item No. 03 [V-POS] in the service mode.
(4) Change value to be optimum vertical centre position.
(5) Exit from the service mode.

(1) Receive a monochrome circular pattern.
(2) Set the brightness and contrast to maximum.
(3) Select Item No. 04 [V-SIZ] in the service mode.
(4) Change value to be optimum vertical size.
(5) Exit from the service mode.

(1) Receive a monochrome circular pattern.
(2) Set the brightness and contrast to normal.
(3) Select Item No. 12 [OSDHP] in the service mode.
(4) Change value to be proper OSD position.
(5) Exit from the service mode.

(1) Switch on the TV.
(2) Select Item No. 65 [AFCRF] in service mode.
(3) Change data value to “01”.
(4) Exit from the service mode.

(1) Tune receiver to a caption channel.
(2) Check that CAPTION position is in the horizontal 

center of the screen. If CAPTION center is too right or
left, perform steps 3-6. (See figure below.)

(3) Select Item No. 85 [CCD] in the service mode.
(4) Adjust data with + or - key for proper horizontal center.
(5) Exit from the service mode

±

Item 85 [CCD] CAPTION H-POSITION ADJ.

±

Item 65 [AFCRF] AFC GAIN  

Item 12 [OSDHP] OSD POSITION

Item 04 [V-SIZ] VERTICAL SIZE 

Item 03 [V-POS] VERTICAL CENTRE

Item 02 [H-PHA] HORIZONTAL CENTRE

Item 01 [RFAGC] AGC

Horizontal centre

Vertical centre

Vertical size

XXX XXXX XXXX XXX

A

B

Caption H-position Adj.

A=B

Содержание TS4114

Страница 1: ...r to the specifi cation table Specifications Power Source AC220V 50Hz 60Hz Receiving System PAL M M N N NTSC M M Channel Coverage Antenna mode VHF CH02 CH13 UHF CH14 CH69 CATV mode VHF band CH01 CH13...

Страница 2: ...eiver is the picture tube The picture tube is specially con structed to limit X RADIATION emissions For continued X RADIATION protection the replacement tube must be the same type as the original incl...

Страница 3: ...2 11 14 15 16 17 42 EXT VIDEO IN K1001 K1002 REAR AVIN FRONT AVIN VIDEO VIDEO A L A L 19 20 21 R G B 7 AC POWER CIRCUIT CONVERTER TRANS 130V MAIN HIGH 20V AUDIO 12V MAIN LOW 24V VERT 9V IC202 REG IC 5...

Страница 4: ...Chassis Block Diagrams 4 SYSTEM CONTROL QXXAVC479P 15 C CAPTION IN IC001 Stereo Model only...

Страница 5: ...MP V C VCC 5V 46 47 48 49 50 A2C PLL 51 52 53 54 Audio Output FM Output Selected Audio Output PIF AGC RF AGC Output PIF Input1 PIF Input 2 IF Ground IF Vcc FM Filter AFT Output Bus Data Bus Clock ABL...

Страница 6: ...it Amp 54 10p SIF In Sound BPF VCO Coil VCO COIL1 VCO COIL2 48 49 VIF VCO Chroma Counter B N INV IF Ident OSC C D Amp SIF Sys 2bit pre scaller SIF VCO 500K BPF SIF APC Filter 1K 0 01u 1000p 53 LIM AMP...

Страница 7: ...3 PRE GND 4 6 7 8 9 NC 10 AMP 5 POWER GND NC FILTER NC VCC INPUT OUT PUT NFL 30K 300 Thermal Protection AMP Pump Up 1 INVERTING INPUT 2 Vcc 3 PUMP UP OUT 4 GND 5 Ver OUTPUT 6 OUTPUT STAGE Vcc 7 NON I...

Страница 8: ...Service Menu now appear 2 Service Adjustments Press the CHANNEL UP or CHANNEL DOWN button on the remote control handset to select the desired service menu item you want to adjust Use the VOLUME or to...

Страница 9: ...ateral line 23 DRV Brightness and dark of White balance adjustment 24 B YD 10 00 15 B Y DC Level 25 R YD 10 00 15 R Y DC Level 26 B YND 0 16 15 Difference value of NTSC B Y DC Level 27 R YND 0 16 15 D...

Страница 10: ...00 00 01 Adjustment of AFC Gain Gate RF 66 VSURF 00 00 01 Adjustment of Vertical Sync Separation Sensitivity RF 67 CDMRF 00 00 07 Vertical Count Down Loop Adjustment RF 68 AFCAV 00 00 01 Adjustment of...

Страница 11: ...nd contrast to maximum 3 Select Item No 04 V SIZ in the service mode 4 Change value to be optimum vertical size 5 Exit from the service mode 1 Receive a monochrome circular pattern 2 Set the brightnes...

Страница 12: ...grey scale tracking at all brightness levels NOTE If the grey scale adjustment is made after picture tube replacement check the high voltage Items 16 23 GREY SCALE Service Adjustments JXMRR Red Bias...

Страница 13: ...function is available for one channel only and the fine tuned channel is memorized into IC802 EEPROM FINE TUNING 1 Enter the Service Menu While pressing the MENU button on the television press the 4...

Страница 14: ...egative lead to ground and connect lead to anode of picture tube 2 Tune receiver to an active channel and confirm TV is operating properly 3 The high voltage must be 14 21KV 1KV 20 21 25KV 1KV 29 26 5...

Страница 15: ...lours to check this use bias controls Readjust the yoke position if necessary until all screens are pure 7 Adjust each Bias control and screen control to obtain white raster Refer to Gray Scale Adjust...

Страница 16: ...69 8930 BUTTON UNITED F5TB 4 610 269 6578 CABINET FRONT F5TB 5 610 269 6585 CABINET BACK F5TB 6 610 318 1424 LABEL RATING F5TW 7 645 069 4608 ASSY REMOCON JXMRR 8 610 297 3723 RC BATTERY LID JXMRA 9 6...

Страница 17: ...ered when a component replacement is made in any area of a receiver Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to p...

Страница 18: ...TR 2SC536NF NPA 405 151 8705 TR 2SC536NG NPA 405 020 7501 TR 2SC945A PA 405 020 7709 TR 2SC945A QA 405 020 7907 TR 2SC945A RA Q693 405 011 8401 TR 2SC1740S Q 405 011 8500 TR 2SC1740S R 405 011 8609 T...

Страница 19: ...6 3102 CERAMIC 3900P K 500V C434 403 051 3103 ELECT 47U M 50V C441 403 346 6901 MT POLYPRO 0 22U J 250V C442 403 346 6901 MT POLYPRO 0 22U J 250V C469 403 049 4204 ELECT 10U M 50V C471 404 056 5208 NP...

Страница 20: ...JA 1 16W R223 401 105 0504 MT GLAZE 1K JA 1 16W R224 401 105 5301 MT GLAZE 4 7K JA 1 16W R225 401 105 5301 MT GLAZE 4 7K JA 1 16W R226 401 105 3406 MT GLAZE 27K JA 1 16W R227 401 105 4205 MT GLAZE 33K...

Страница 21: ...W R836 401 105 0603 MT GLAZE 10K JA 1 16W R837 401 105 5301 MT GLAZE 4 7K JA 1 16W R838 401 105 5301 MT GLAZE 4 7K JA 1 16W R839 401 105 4007 MT GLAZE 330 JA 1 16W R840 401 105 4007 MT GLAZE 330 JA 1...

Страница 22: ...6 2C 407 057 2801 ZENER DIODE RD6 2EB3 D662 407 099 5600 ZENER DIODE MTZJ6 8A 408 047 8605 ZENER DIODE MTZJ6 8A D664 407 099 6102 ZENER DIODE MTZJ10B 407 054 0008 ZENER DIODE RD10EB2 408 047 2306 ZENE...

Страница 23: ...V C721 403 157 6602 CERAMIC 470P K 50V C731 403 077 2807 CERAMIC 1000P Z 2K C741 403 049 0008 ELECT 1U M 50V C751 403 044 1703 ELECT 470U M 16V RESISTOR R701 401 105 2706 MT GLAZE 220 JA 1 16W R703 40...

Страница 24: ...July 04...

Страница 25: ...2 2 1 16GJ 100AZ 25KK 0 033GQ CJ27CGQZ CJ15CGQZ V10B0 560N 570N AJ 1 5K 1 16GJ 1 5KAZ EM1 RD3 6EL DZXLBB017 1 16GJ 4 7KAZ 1 16GJ 8 2KAZ H OUT PM1 X 1K 1 16GJ33AZ 1 16GJ0AZ X 2SJ4 7 25KK 0 1GQ 25KK 0 1...

Страница 26: ...029 J127 J128 J129 J130 R019 J028 JP652 J139 J143 J141 T471 H8 R662 L601 H2 L601 H1 L601 H4 L601 H3 C609 H1 C521 J142 J009 R036 D1001 J144 Q432 H3 Q432 H1 JP029 J145 J132 C487 R435H2 R435H1 T431A R528...

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