LG T710BHJ-AL Скачать руководство пользователя страница 31

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TDA4841PS PHLIPS 32P

FOCUS

HSMOD

HPLL2

HCAP

HREF

HBUF

HPLL1

SGND

VCAP

VREF

VAGC

VSMOD

ASCOR

SDA

SCL

HUNLOCK

HFLB

XRAY

BOP

BSENS

BIN

BDRV

PGND

HDRV

XSEL

Vcc

EWDRV

VOUT2

VOUT1

VSYNC

HSYBC

CLBL

TDA4841PS

Pin Configuration

V-sync

(TTL level)

(video)

H/C-SYNC INPUT

AND POLARITY

CORRECTION

(1) See calculation of f range.

(2) See Figs 22 and 23.

SUPPLY

AND

REFERENCE

HUNLOCK

OUTPUT

VIDEO

CLAMPING

AND V-BLANK

V-SYNC INPUT

AND POLARITY

CORRECTION

V-SYNC

INTEGRATOR

VERTICAL

OSCILLATOR

AND AGC

EHT COMPENSATION

H-SIZE AND V-SIZE

EW-OUTPUT

V-OUTPUT

V-LINEARITY

V-LINEARITY BALANCE

H-PINCUSHION
H-CORNER
H-TRAPEZIUM
H-SIZE

OUTPUT

ASYMMETRIC

EW-CORRECTION

FOCUS

HORIZONTAL

AND VERTICAL

B+

CONTROL

B+ CONTROL

APPLICATION

H-OUTPUT

STAGE

X-RAY

PROTECTION

PLL2, PARALLELOGRAM,

PIN UNBALANCE AND

SOFT START

V-POSITION

V-SIZE, VOVSCN

TDA4841PS

I C-BUS

RECEIVER

I C-BUS REGISTERS

HUNLOCK

SDA

SCL

9.2 to 16V

H/C-sync

V+

clamping
blanking

PROTECTION

AND SOFT START

COINCIDENCE DETECTOR

FREQUENCY DETECTOR

PLL1 AND

H-POSITION

HORIZONTAL

OSCILLATOR

Vout2

Vout1

XSEL

X-RAY

HFLB

10 nF

8.2

3.3

100nF

(1)

HBUF

HREF

(2)

HDRV

VSMOD

HSMOD

1.2V

100

150

EHT compensaton

EHT compensation

via vertical size

via horizontal size

EWDRV

Block Diagram

All manuals and user guides at all-guides.com

all-guides.com

Содержание T710BHJ-AL

Страница 1: ... CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MENU SELECT Brightview MODEL T710BH T710BHJ AL E CHASSIS NO CA 131 T710SH T710BHJ AL M Same model for Service Same looking with new chassis Issue Date 2003 6 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 2: ... Size 310 x 230 mm 12 20 x 9 06 4 2 Display Color Full Colors 4 3 Display Resolution 1280 x 1024 60Hz Max Non Interlace 4 4 Video Bandwidth 110 MHz 5 ENVIRONMENT 5 1 Operating Temperature 0 C 40 C Ambient 5 2 Relative Humidity 10 90 Non condensing 5 3 Altitude 5 000 m 6 DIMENSIONS with TILT SWIVEL Width 400 mm 15 75 inch Depth 411 mm 16 18 inch Height 401 mm 15 79 inch 7 WEIGHT with TILT SWIVEL Ne...

Страница 3: ...inspected for the cold solder joints frayed leads damaged insulation solder splashes or the sharp points Be sure to remove all foreign materials IMPLOSION PROTECTION All used display tubes are equipped with an integral implosion protection system but care should be taken to avoid damage and scratching during installation Use only same type display tubes X RADIATION The only potential source of X r...

Страница 4: ...7 11 755 11 178 0 577 0 056 0 503 0 018 H 68 677 14 561 10 836 3 725 1 016 2 201 0 508 V 85 00 11 764 11 182 0 582 0 044 0 524 0 014 Mode H V Sort 1 2 3 4 640x480 75Hz 800x600 85Hz 1024x768 85Hz 800x600 75Hz Dot Clock MHz Horizontal Frequency kHz Vertical Frequency Hz Horizontal etc µs Vertical etc ms Sync Polarity Frequency Total Period A Video Active Time B Sync Duration E Blanking Time C Back P...

Страница 5: ...to enter or exit the on screen display 6 Brightview Button To apply the High brightness Use this button to select brightview function TEXT PHOTO MOVIE NORMAL FRONT VIEW REAR VIEW AC Power Socket Signal Connector ID Label Front Control Panel Power ON OFF Button See Front Control Panel MENU SELECT Brightview Buttons MENU Button Power Button Power DPMS Indicator SELECT Button Brightiew Button Shortcu...

Страница 6: ...WIRING DIAGRAM 6 P501 P201 P405 P301 P302 G2 P702 P701 T1 P402 P902 S S Signal Cable AC Socket FBT All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 7: ...ulling it upward 3 Pressing the latch b Back cover by pushing it upward 4 Release the latch c See Tip Spec 5 Slide the Back Cover away from the Front Cabinet of the monitor Tip C B A Tip Spec A Width 5 0 15 0mm B Depth 0 6 0 9mm C Height 12 0mm a Back Cover Cabinet b c 1 2 3 All manuals and user guides at all guides com ...

Страница 8: ...V D D Feed Back 30V 12V MICOM IC401 SCL SDA H V sync PWM control signal 15V 15V 50V DY CDT Heater 6 3V I 2 C I 2 C I 2 C H V Sync Screen H V R G B Bias R G B Contrast H Drive B Drive B 15V BRIGHTNESS CONTRAST COLOR CURVE H V POSITION H V SIZE SPCC TRAPIZODE PIN BALANCE PARALLELOGRAM TOP CORNER BOTTOM CORNER RECALL DEGAUSSING MOIRE LANGUAGE RESET OSD TIME TILT DPM Control Circuit 400V 15V 6 3V 15V ...

Страница 9: ...ng mode and offers the controlled data H size H position V size etc 4 The controlled data of each mode is stored in itself 5 User can adjust screen condition by each OSD function The data of the adjusted condition is stored in EEPROM IC402 6 Horizontal and Vertical Oscillation This circuit generates the horizontal pulse and the vertical pulse by taking the H and V sync signal This circuit consists...

Страница 10: ...e CRT 16 Video Pre Amp Circuit This circuit amplifies the analog video signal from 0 0 7V to 0 4V It is operated by taking the clamp R G B drive and contrast signal from the Micom IC401 17 Video Output Amp Circuit This circuit amplifies the video signal which comes from the video pre amp circuit and amplified it to applied the CRT cathode All manuals and user guides at all guides com ...

Страница 11: ...utton of the monitor turn off turn on 5 COMMAND PRESET START Y Yes command 6 DIST ADJ CTRL PWM TILT command 7 Adjust tilt as arrow keys to be the best condition 8 DIST ADJ BALANCE command 9 Adjust parallelogram as arrow keys to be the best condition 10 Adjust balance of pin balance as arrow keys to be the best condition 11 DIST ADJ FOS ADJ command 12 Adjust V SIZE as arrow keys to 230 2mm 13 Adjus...

Страница 12: ...e patten at Mode 4 21 COLOR ADJ LUMINANCE ABL command 22 Adjust ABL to 32 1FL of the luminance 23 After push the ENTER key and COMMAND PRESET EXIT Y Yes command 24 Exit from the program 5 Input EDID Data 1 Display color 15 0 cross hatch pattern at Mode 4 2 EEPROM Write EDID command and confirm EDID Write OK message of monitor 3 Exit from the alignment program 4 Power switch OFF ON for EDID data sa...

Страница 13: ...1 TROUBLE IN D941 D942 D951 D961 D971 TROUBLE IN Q903 Q952 Q951 Q942 Q941 CHECK FUSE OK CHECK C908 VOLTAGE AC120V 160VDC AC220V 304VDC NO YES YES YES YES NO NO NO CHECK IC901 PIN 6 WAVEFORM CHECK D941 D942 D951 D961 D971 VOLTAGE TROUBLESHOOTING GUIDE All manuals and user guides at all guides com ...

Страница 14: ...303 PIN 4 80V PIN 8 15V TROUBLE IN P302 5V LINE TROUBLE IN PC SIGNAL P301 SIGNAL CABLE TROUBLE IN IC302 TROUBLE IN P303 15V LINE 80V LINE TROUBLE IN IC303 NO YES NO NO YES YES YES YES NO NO CHECK R G B CATHODE VOLTAGE TROUBLE IN R331 R333 L311 L313 D307 D312 TROUBLE IN CRT SOCKET YES NO All manuals and user guides at all guides com ...

Страница 15: ...REEN or AMBER CHECK D712 ANODE 160V CHECK G1 VOLTAGE 55V 15V TROUBLE IN D712 TROUBLE IN Q799 DPM MODE NO H and or V SYNC AMBER NO GREEN YES NO CHECK CDT HEAT VOLTAGE 6 3V TROUBLE IN D941 Q942 Q941 YES NO TROUBLE IN CDT YES All manuals and user guides at all guides com ...

Страница 16: ...VOLTAGE 50V CHECK T701 FBT PIN 2 31KHZ 60V 69KHZ 140V CHECK Q705 COLLECTOR WAVEFORM TROUBLE IN Q706 TROUBLE IN 50V LINE TROUBLE IN Q719 Q720 D710 TROUBLE IN Q705 TROUBLE IN T701 P701 NO NO YES YES YES YES NO NO 0V T All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 17: ...UBLE IN Q711 Q716 TROUBLE IN L703 TROUBLE IN C722 C723 C726 C729 NO NO NO YES YES YES Cs SIGNAL TABLE HORIZONTAL FREQUENCY fH 30K 33 9K 34K 38 9K 39K 43 9K 44K 48 9K 49K 51 9K 52K 57 9K 58K 61 9K 62K 65 9K 66K 71K Cs1 L L H H H H H H H Cs3 L L L L L L L H H Cs2 L H L L H H H H H All manuals and user guides at all guides com ...

Страница 18: ...ION NO V DEFLECTION ONE HORIZONTAL LINE CHECK IC601 PIN 3 15V CHECK IC701 PIN 12 13 TROUBLE IN D951 15V LINE TROUBLE IN IC701 TROUBLE IN IC601 V CIRCUIT NO YES YES NO 5V 12Pin 13Pin All manuals and user guides at all guides com ...

Страница 19: ...L CIRCUIT NO OSD TROUBLE IN 5V LINE TROUBLE IN IC401 PIN 29 V FBP IC701 PIN 1 LINE H FBP NO YES DC 5V YES NO Pin 24 5V Pin 1 CHECK IC302 B 5V ENTER BUTTON MUST BE PRESSED CHECK IC302 PIN 1 24 WAVEFORM All manuals and user guides at all guides com ...

Страница 20: ...G INTO DPM OFF MODE TROUBLE IN X401 TROUBLE IN IC401 MICOM TROUBLE IN Q941 Q942 Q951 Q952 TROUBLE IN PC OFF MODE FAILURE INPUT H V SYNC SIGNAL H V SYNC NO OFF MODE NO NO NO NO DPMF 0V DPM TABLE Mode Item NORMAL STAND BY SUSPEND OFF DPMF H L L L LED GREEN AMBER AMBER AMBER DPMS H H H L YES YES SEE DPM TABLE YES YES 5V 24MHz All manuals and user guides at all guides com ...

Страница 21: ...902 CHECK RL901 TROUBLE IN IC401 MICOM TROUBLE IN Q953 TROUBLE IN P902 TROUBLE IN RL901 TROUBLE IN TH901 DEGAUSSING COIL NO DEGAUSSING DC 15V NO NO NO NO YES YES YES YES DEGAUSS ON THE OSD MENU MUST BE PRESSED All manuals and user guides at all guides com a l l g u i d e s c o m ...

Страница 22: ...ROUBLE IN IC401 MICOM TROUBLE IN 15V LINE 6 3V LINE TROUBLE IN Q501 Q503 TROUBLE IN P501 TILT COIL NO YES YES YES CHECK 15V LINE AND 6 3V LINE CHECK Q503 EMITTER VOLTAGE NO NO CHECK IC401 PIN21 WAVE FORM All manuals and user guides at all guides com ...

Страница 23: ...EXPLODED VIEW 23 11 13 13 14 12 2 12 1 15 15 4 3 8 B A 2 6 7 5 10 9 a b c b 1 M EN U SE LE CT Br igh tvi ew All manuals and user guides at all guides com ...

Страница 24: ...TOTAL BRAND CA 131 For Israel METAL SHIELD BOTTOM CB553 0 8T REAR HOLE DELETE METAL SHIELD BOTTOM C CKD For Israel BRACKET CN771C SUPPORTER BOT RIGHT BRACKET CN771C SUPPORTER BOT LEFT SCREW PTP 4 20BP MSWR FZMY BRACKET CB777H HOLDER FBT HOLDER PCB FIX PC ABS MAIN TOTAL ASSEMBLY T710BHJ BRAND CA 131 LGEDI MAIN TOTAL ASSEMBLY T710BHJ BRAND CA 131 For Mexico Panama Thailand MAIN TOTAL ASSEMBLY T710BH...

Страница 25: ...601 0CE477EH618 470UF KMG 25V M FL TP 5 C602 181 288B MKT 100V 104JTR PHS26104 C603 0CE476CK638 47UF SHL SD 50V M FM5 TP 5 C604 0CZZTFT001V ECQB1H473JM3 473J 50V TP5 0 C605 0CK1020W515 1000P 500V K B TS C701 0CQ5621N419 5600P 100V J POLY NI TP C702 0CZZTFT001M ECQB1H103JF3 MATSUSHITA 50V C703 0CZZTFT001Z ECQB1H104JM3 104J 50V TP5 0 C704 0CQ8221N519 0 0082U 100V K POLY NI TP C706 0CZZTFT001Z ECQB1H...

Страница 26: ... ROHM KOREA D313 0DS124409AA 1SS244 TP ROHM KOREA D314 0DS124409AA 1SS244 TP ROHM KOREA D315 0DS124409AA 1SS244 TP ROHM KOREA D316 0DR140059DA 1N4005TB52 TP LITEON DO41 60 D402 0DSGF00019A 1N4148 GULF TP DO35 100V 0 1 D404 971 0054 TIN 50MM TAPING D512 0DSGF00019A 1N4148 GULF TP DO35 100V 0 1 D702 0DS124409AA 1SS244 TP ROHM KOREA D704 0DR150051AA DMV1500M F5 ST SGS THOMSON T D705 0DRTW00089A SRT14...

Страница 27: ...AB KTC200 Y TP KEC TO92 NPN Q706 0TRFC10008A FJAF5804 TU FAIRCHILD ST TO DATE 2003 06 17 S AL LOC NO PART NO DESCRIPTION SPECIFICATION Q707 0TR127009AA KTA1270 Y KTA562TM TP KEC T Q708 0TR127009AA KTA1270 Y KTA562TM TP KEC T Q709 0TR141300AB KTD1413 BK KEC TO220I S NPN Q710 0TRKE90020A MPSA44 KEC TP TO92 500V 300M Q711 0TF630000AC IRF630M BK SGS THOMSON 200V Q712 0TF630000AC IRF630M BK SGS THOMSON...

Страница 28: ...1 6W 1 TA52 R703 0RD1001Q609 1K 1 4W 3 5 TA52 R704 0RD3601Q509 3 6K OHM 1 4 W 3 4 2 TA52 DATE 2003 06 17 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R706 0RN2701F409 2 7K OHM 1 6 W 1 00 TA52 R709 0RD2202Q609 22K 1 4W 3 5 TA52 R710 0RD1000Q609 100 1 4W 3 5 TA52 R711 0RD1000Q609 100 1 4W 3 5 TA52 R712 0RD1500A609 150 OHM 1 2 W 7 0 5 TA52 R713 0RD1000Q609 100 1 4W 3 5 TA52 R714 0RD5601Q609 5 60K 1 ...

Страница 29: ... 4W 3 5 TA52 R927 0RD2002Q609 20K 1 4W 3 5 TA52 R928 0RD1800Q609 180 1 4W 3 5 TA52 R929 0RD0332Q609 33 1 4W 3 5 TA52 R941 0RN0220H609 0 22 1 2W 5 TA52 R944 0RD4700A609 470 OHM 1 2 W 7 0 5 TA52 R945 0RD4701Q609 4 70K 1 4W 3 5 TA52 R951 971 0054 TIN 50MM TAPING R952 0RD1202A609 12K OHM 1 2 W 7 0 5 00 TA5 R953 0RD1001A609 1K OHM 1 2 W 7 0 5 TA52 R954 0RD4701Q609 4 70K 1 4W 3 5 TA52 R955 0RD4701Q609 4...

Страница 30: ... CIRCUIT INPUT STAGE from e g TDA485X or SAA4856 INP INN IPROTECTION AMPLIFIER B 4 9 6 8 1 2 3 5 7 OUTA GUARO output power save mode GND FEEDB OUTB vertical deflection coil Rp Vp VFB Rm Rref Idefl Block Diagram SYMBOL INP INN VP OUTB GND OUTA VFB GUARD FEEDB DESCRIPTION non inverted input inverted input supply voltage output B ground output A flyback supply voltage guard output feedback inprt PIN ...

Страница 31: ...UTPUT V OUTPUT V LINEARITY V LINEARITY BALANCE H PINCUSHION H CORNER H TRAPEZIUM H SIZE OUTPUT ASYMMETRIC EW CORRECTION FOCUS HORIZONTAL AND VERTICAL B CONTROL B CONTROL APPLICATION H OUTPUT STAGE X RAY PROTECTION PLL2 PARALLELOGRAM PIN UNBALANCE AND SOFT START V POSITION V SIZE VOVSCN TDA4841PS I C BUS RECEIVER 2 I C BUS REGISTERS HUNLOCK SDA SCL 9 2 to 16V H C sync V clamping blanking PROTECTION...

Страница 32: ... 32 33 SCHEMATIC DIAGRAM All manuals and user guides at all guides com ...

Страница 33: ... 34 35 PRINTED CIRCUIT BOARD 3 MAIN BOARD Component Side 4 MAIN BOARD Solder Side 1 CONTROL BOARD Component Side 2 CONTROL BOARD Solder Side All manuals and user guides at all guides com ...

Страница 34: ...Jun 2003 P NO 3828TSL091U Printed in Korea All manuals and user guides at all guides com ...

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