NEC AccuSync 50M Service Manual Download Page 29

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N9902 Theory of circuit operation

This monitor contains the following blocks

Page

1.Power Supply .................................................................................................................................. 27

2.Video Circuit & OSD ....................................................................................................................... 27

3.Micro Controller System ................................................................................................................. 27

4.Vertical Deflection ........................................................................................................................... 28

5.Horizontal Deflection ....................................................................................................................... 28

6.FBT Secondary & Dynamic Focus .................................................................................................. 29

Summary of Contents for AccuSync 50M

Page 1: ...R MONITOR SERVICE MANUAL Better Service Better Reputation Better Profit MITSUBISHI NEC MITSUBISHI ELECTRIC VISUAL SYSTEMS MODELS MultiSync V920 MultiSync V921 1 MultiSync 95 AccuSync 90 AccuSync 90 M N9902 1 Series Model ...

Page 2: ... concerning the operation and maintenance of this unit has been included Therefore it should be read carefully in order to avoid any problems PRODUCT SAFETY CAUTION 1 When parts replacement is required for servicing always use the manufacturer s specified replacement 2 Comply with all caution and safety related notes on the product display chassis and picture tube 3 When replacing the component al...

Page 3: ...DISASSEMBLY 5 ADJUSTMENT SPECIFICATIONS 6 TROUBLE SHOOTING 17 THEORY OF CIRCUIT DESCRIPTION 26 REPLACEMENT PARTS LIST 1 MultiSync V920 30 2 MultiSync V921 1 53 3 MultiSync 95 55 4 AccuSync 90 57 5 AccuSync 90M 59 BLOCK DIAGRAM 62 SCHEMATIC 63 1 Video Board 63 2 Main Board 64 ...

Page 4: ...o 144 Hz 1024 768 55 to 120 Hz 1152 870 55 to 105 Hz 1280 1024 55 to 89 Hz 1600 1200 55 to 76 Hz Some systems may not support all modes listed NMV cites recommended resolution at 85 Hz for optimal display performance Active Display Area Factory Setting Horizontal Vertical 356 mm 14 0 inches 267 mm 10 5 inches Dependent upon signal timing used And does not include border area Active Display Area Fu...

Page 5: ...e background R Red Color Control Adjust the red contrast of the display G Green Color Control Adjust the green contrast of the display B Blue Color Control Adjust the blue contrast of the display Moves the image horizontally left or right Moves the image vertically up or down Increases or decreases the horizontal size of the image Increases or decreases the vertical size of the image Increases or ...

Page 6: ...se allows a minimum of 20 minutes to elapse between uses of the Degauss Control 9300 This color setting is adjusted at the factory to the stated Kelvin OSD There are 3 background color blue black and white To choose background color press SELECT button after the selection of OSD in Icon select window Horizontal Moire Canceler Reduces horizontal moire levels Vertical Moire Canceler Reduces vertical...

Page 7: ...001 when month is changed It doesn t have meaning specially 4 SERIAL NUMBER INFORMATION Refer to the serial number information shown below Manufactured Year Last digit Manufactured Month January to September 1 to 9 October X November Y December Z Factory mark NPG CHINA Y ...

Page 8: ...rew like a picture 2 Disconnect the GND wire CRT coating earth wire from MAIN BOARD ASSY and CRT BOARD ASSY This model has three kinds of CRT Depend on CRT the GND wire assembly is some different Be careful 3 Disconnect the connector S201 S202 S203 Coating earth connector and screen lead from the CRT BOARD ASSY 4 Disconnect the CRT BOARD ASSY from the CRT 5 Disconnect the connector S301 S601 S703 ...

Page 9: ...Adjustment 8 11 G2 Voltage Adjustment Raster Brightness Adjustment 8 12 Focus Adjust 9 13 Convergence Adjust 9 14 Automatically Adjust 9 15 White Balance Adjustment 9 16 White Balance Check and ABL Adjust 9 17 Power Saving Test 10 18 DCC 1 2B Test 10 19 Timing Table 11 Reference Inspection of PnP communication and Writing EDID to EEPROM and inspection of PnP communication 14 1 Construction of Syst...

Page 10: ...EHT 90 1kHz 85Hz 7 N9902 Adjustment Specifications 1 Adjustment tools A Color Analyzer B CHAROMA 2135 or Function Generator C Multi meter D Hi Pot Probe E Convergence Meter F Degauss Probe G Power Meter H Automatic Alignment System I DDC test fixture 2 TIMING TABLE FACTORY MODE 16 MODES 3 Definition for Normal Condition A INPUT AC VOLTAGE 110V 50HZ B WARM UP TIME 30 MINUTES C CROSSHATCH PATTERN D ...

Page 11: ...SSHATCH C Adjustment Adjust VR301 to make raster is centrally on CRT 9 H size Adjustment A MODE 53 7kHz 800 600 85 B PATTERN CROSSHATCH C Adjust H SIZE OSD set to Max then adjust VR305 to make the full scan 10 MODE 11 Pre Adjustment A MODE 79 9kHz 1280 1024 75 B PATTERN CROSSHATCH C Adjust V CENTER H SIZE V SIZE PINCUSHION TRAPEZOID H PHASE to make Picture Position Center and Picture Size 356 267m...

Page 12: ... spec if can not follow the spec adjust Yoke coil to make be follow the spec 14 Automatically adjust Adjust H SIZE V SIZE H PHASE V PHASE PINCUSHION TRAPEZOID R G B GAIN by factory product line automatic adjustment system wsystemER9300 ER2300 Adjust NO 1 14MODE H SIZE 356 3mm H SIZE 267 2mm H POSI 2mm H POSI 2mm 15 White Balance Adjustment set VR304 in the central of VR A MODE 80kHz 1280 1024 B PA...

Page 13: ...ontrast max position to E condition Adjust R G B GAIN to be 6500K color due to about spec G Adjustment Brightness control and contrast control set to Max adjust VR303 to Y 29 31FT L 103 3cd m 17 POWER SAVING Test A MODE 60kHz 1024 768 75 B PATTERN ANY PATTERN C Adjustment a It should be into suspend mode when signal quit after 5 sec 2nd the power output must be 15W Check the LED color Orange b It ...

Page 14: ...ync Pulse dot 96 96 64 56 80 64 uS 3 18 3 813 2 032 1 556 1 616 1 117 Back dot 48 48 120 80 160 224 uS 1 91 1 907 3 810 2 222 3 232 3 910 Total H 449 525 500 509 625 667 m S 14 268 16 683 13 333 11 764 13 333 13 414 D isp H 400 480 480 480 600 624 m S 12 711 15 253 12 800 11 093 12 800 12 549 Front H 12 10 1 1 1 1 m S 0 381 0 318 0 027 0 023 0 021 0 020 S ync Pulse H 2 2 3 3 3 3 m S 0 064 0 064 0 ...

Page 15: ... 444 0 508 0 119 0 406 S ync dot 64 96 112 96 144 160 uS 1 138 1 219 1 037 1 016 1 067 1 016 Back dot 152 176 248 208 248 224 uS 2 702 2 235 2 296 2 201 1 873 1 422 Total H 631 800 1066 808 1066 1072 m S 11 756 13 328 16 661 11 765 13 329 11 761 Disp H 600 768 1024 768 1024 1024 m S 11 179 12 795 16 005 11 183 12 804 11 235 Front H 1 1 1 1 1 1 m S 0 019 0 017 0 016 0 015 0 013 0 011 S ync H 3 3 3 ...

Page 16: ...316 0 37 0 631 0 406 S ync dot 192 136 64 160 uS 0 948 2 09 2 536 1 016 Back dot 304 160 120 224 uS 1 501 2 46 4 754 1 422 Total H 1250 806 432 1072 m S 13 333 16 667 14 376 11 761 Disp H 1200 768 400 1024 m S 12 800 15 880 13 311 11 235 Front H 1 3 1 1 m S 0 011 0 062 0 033 0 011 S ync H 3 6 2 3 m S 0 032 0 124 0 067 0 033 Back H 46 29 29 47 m S 0 491 0 600 0 956 0 483 Interlace NO N NO N NO N NO...

Page 17: ...tly to PC without Printer Cable 2 EDID Write and Inspection Method 1 Run specified EDID write and Inspection program on PC DOS mode The monitor turns into the self test mode 2 Run the specified EDID write and inspection program under PC DOS mode 3 Key in the serial No or Scan serial No bar code 4 Press Return key to write the EDID data 5 Press F1 key to inspect DDC1 communication 6 Press F2 key to...

Page 18: ...at MultiSync V920 Week of Manufacture Month 4 Year of Manufacture Serial No Area 9bytes Check Sum 2 Bar Code Format code39 Model Code 1 space Serial No Serial No Descriptions Y Manufactured Year Last digit ex 0 à 2000 M Manufactured Month 1 9 X October Y Novenber Z December S Serial No 5digits 00001 onward restart when month is changed F Factory Code Y is NPG China Factory R Product Revision code ...

Page 19: ...Manufacture Month 4 Year of Manufacture Serial No Area 9bytes Check Sum 0 1 2 3 4 5 6 7 8 9 A B C D E F 00 00 FF FF FF FF FF FF 00 38 A3 C2 5D 01 01 01 01 10 24 09 01 02 0C 25 1B 78 EA 22 28 A1 54 48 99 26 20 11 48 4C FF FF 80 31 59 45 59 61 59 71 4F 81 59 30 81 99 A9 4F D1 40 86 3D 00 C0 51 00 30 40 40 A0 40 13 00 64 0B 11 00 00 1E 00 00 00 FD 00 37 A0 1F 50 60 18 00 0A 20 20 20 20 20 20 00 00 00...

Page 20: ... shooting section before using this chart TABLE OF CONTENTS Page 1 NO OPERATION POWER LED FLASH 18 2 NO OPERATION POWER LED OFF 19 3 VIDEO NOISE UNSYNCHRONOUS 20 4 NO VIDEO 21 5 NO RASTER 22 6 TROUBLE IN H V SYNC 23 7 PINCUSHION POOR 24 8 FOCUS POOR 25 ...

Page 21: ...18 POWER LED FLASH POWER SW TURN OFF POWER SW TURN OFF MULTIMETER TEST Q315 Q312 D114 D110 D111 D112 D113 1 NO OPERATION POWER LED FLASH ...

Page 22: ...TO C109 NEGATIVE CONNECT TO C105 2 SCOPE SET AT 10V DIV 10US DIV PROBE CONNECT TO Q101 GATE AND C105 POWER SW TURN OFF CHECK F101 CHECK Q101 CHECK U101 U101 PIN6 PULSE O P POWER SW TURN ON FAILURE R111 ZD103 CHECK U101 PIN 7 VCC PIN 4 SAWTOOTH NO 2 NO OPERATION POWER LED OFF ...

Page 23: ...REQUENCY C114 TO GND CHECK Q312 FREQUENCY SYNCRONIZE WITH H SYNC CHECK U301 NORMAL OPERATION CHECK Q101 G S FREQUENCY SYNCRONIZE WITH H SYNC CHECK C114 R116 D109 R115 R117 YES YES NO NO NO 3 VIDEO NOISE UNSYNCHRONOUS 20 ...

Page 24: ... 29 32 35 SIGNAL LEVEL TROUBLE IN U201 CLAMP PIN 19 U201 12V VOLTAGE YES CHECK U203 PIN 1 3 5 SIGNAL LEVEL CHECK CATHODE VIDEO LEVEL TROUBLE IN CRT YES YES TROUBLE IN U203 R220 R240 R260 NO TROUBLE IN U203 8V 12V 80V VOLTAGE NO NO TROUBLE IN R G B SIGNAL SIGNAL CABLE NO REFER NO RASTER NO 4 NO VIDEO 21 ...

Page 25: ...CK G1 VOLTAGE ABOUT 45 65V TROUBLE IN G2 VOLTAGE YES YES TROUBLE IN Q331 Q323 Q329 R394 D314 T302 C328 U701 NO NO CHECK T302 PIN 3 VOLTAGE 57V AT 31 5KHz 172V AT 93 7KHz TROUBLE IN U301 Q312 D317 D111 R387 R312 Q307 Q308 OR DEFLECTION YOKE YES NO CHECK U301 PIN 26 28 H V SYNC TROUBLE IN U301 YES YES NO NO POWER SUPPLY CHECK NO YES CHECK U701 PIN 31 IS LOW NO 5 NO RASTER 22 ...

Page 26: ...ROUBLE IN H V SYNC LINE Q701 Q702 CHECK U701 PIN 32 33 H V SYNC SIGNAL CHECK U701 PIN 5 VOLTAGE 5V TROUBLE IN 5V LINE YES NO YES YES YES CHECK U701 PIN 1 2 TROUBLE IN U301 YES YES NO NO NO CHECK U701 PIN 7 8 FREQ 12MHz TROUBLE IN H V SIGNAL LINE R301 R302 C706 C301 C302 TROUBLE IN X701 U701 NO YES NO 23 6 TROUBLE IN H V SYNC ...

Page 27: ...PINCUSHION PARABOLA WAVE CHECK U301 PIN 24 PARABOLA TROUBLE IN U301 CHECK C350 Q332 R30V R30W CHECK Q309 Q311 NO NO YES YES YES 24 7 PINCUSHION POOR ...

Page 28: ...S YES 1 CHECK STATIC FOCUS AND DYNAMIC FOCUS VR LINE TO CRT SOCKET 2 CRT SOCKET OR CRT POOR NO NO CHECK C323 H PARABOLA WAVEFORM 29Vpp CHECK Q303 Q304 EMITTER H PARABOLA 32 Vpp TROUBLE IN T303 TROUBLE IN Q302 Q303 Q304 Q338 YES NO GO TO FACTORY MODE CHOICE H FOCUS ICON ADJUST TO 80 100 CHECK U301 10PIN FOCUS 3 8Vpp TROUBLE IN U301 YES NO NO NO V PARABOLA NO YES CHECK Q301 Q317 COLLECT H PARABOLA 5...

Page 29: ...cuit operation This monitor contains the following blocks Page 1 Power Supply 27 2 Video Circuit OSD 27 3 Micro Controller System 27 4 Vertical Deflection 28 5 Horizontal Deflection 28 6 FBT Secondary Dynamic Focus 29 26 ...

Page 30: ...plifier IC that controlled by MCU IIC bus for the features of contrast output DC level 3 SUB gain controls R Gain G Gain B Gain b U201 PIN 19 need a positive pulse for clamping and PIN 27 also need a positive pulse for blanking c The OSD mixer processes are on pin 2 3 4 and the OSD Blk input on pin 1 d The Video Power Amplifier U203 LM2435 is a three channel hybrid IC which functions as a cascade ...

Page 31: ...Suspend Pulses No pulses L L Adj data H H H Factory PMS_OFF No pulses No pulses L L Adj data H H H b The U702 is an EEPROM IC which stores the parameters of each mode and the user adjusting result and also DDC data It is controlled by IIC bus from MCU 4 Vertical Deflection a Vertical deflection Saw tooth waveform is provided by U301 pin 23 and amplified by U401 TDA8172 b A voltage multiplier conne...

Page 32: ... 1 2 3 4 controls the Q324 Q326 Q325 and Q327 respectively So different frequency has different combination to meet the requirement 6 FBT Secondary Dynamic Focus a Focus and screen voltage are come from FBT bleeder b G1 bias is controlled through R399 VR304 R308 R30K R30F Q323 and Q331 c Q329 is controlled by MCU pin 31 Mute 2 and it will blank the picture during mode change d Q401 is the blanking...

Page 33: ... C231 1 26 CRT BOARD A I GB710353 CERAMIC Y5P B T 0 01u 50V K C232 1 27 CRT BOARD A I GA347625 ELECT 85oC T 47u 16V M C233 1 28 CRT BOARD A I GA410575 ELECT NP T 1u 100V M C234 1 29 CRT BOARD A I GB910358 CERAMIC Z5V F T 0 01u 50V Z C235 1 30 CRT BOARD A I GA210595 ELECT 105oC T 1u 100V M C236 1 31 CRT BOARD A I GA333555 ELECT 85oC T 3 3u 50V M C251 1 32 CRT BOARD A I GB710353 CERAMIC Y5P B T 0 01...

Page 34: ...EJ044148 DIODE T 1N4148 D213 1 76 CRT BOARD A I 80000451 DIODE T 1SS83 D214 1 77 CRT BOARD A I 80004711 DIODE T 1SS244 D214 OR 78 CRT BOARD A I 80000451 DIODE T 1SS83 D215 1 79 CRT BOARD A I 80004711 DIODE T 1SS244 D215 OR 80 CRT BOARD A I 80000451 DIODE T 1SS83 D216 1 81 CRT BOARD A I 80004711 DIODE T 1SS244 D216 OR 82 CRT BOARD A I EJ044148 DIODE T 1N4148 D231 1 83 CRT BOARD A I EJ044148 DIODE T...

Page 35: ...15mm J8 1 131 CRT BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J9 1 132 CRT BOARD A I R0319112 JUMPER WIRE AI T 7 5mm JP1 1 133 CRT BOARD A I HB013568 PACKING COIL T 0 56uH K EC24 L212 1 134 CRT BOARD A I HB013568 PACKING COIL T 0 56uH K EC24 L232 1 135 CRT BOARD A I HB013568 PACKING COIL T 0 56uH K EC24 L252 1 136 CRT BOARD A I HB013101 PACKING COIL T 100uH K EC24 L271 1 137 CRT BOARD A I HB013101 P...

Page 36: ... 75ohm R252 1 184 CRT BOARD A I FA040471 CARBON 1 8W T 5 470ohm R253 1 185 CRT BOARD A I FA040560 CARBON 1 8W T 5 56ohm R254 1 186 CRT BOARD A I FA040751 CARBON 1 8W T 5 750ohm R255 1 187 CRT BOARD A I FA240101 CARBON 1 4W T 5 100ohm R256 1 188 CRT BOARD A I FA040102 CARBON 1 8W T 5 1K R257 1 189 CRT BOARD A I FA040224 CARBON 1 8W T 5 220K R258 1 190 CRT BOARD A I FA330103 CARBON 1 2W T 5 10K R259...

Page 37: ...6 CRT BOARD INSERT 80005341 IC M52743BSP U201 1 237 CRT BOARD INSERT 80005351 IC MTV021N 38 U202 1 238 CRT BOARD INSERT 12600022 HEAT SINK VIDEO U203 1 239 CRT BOARD INSERT 14000041 SCREW P 2CBRTS 3 8 15BF U203 1 240 CRT BOARD INSERT 80005331 IC LM2435 U203 1 241 MAIN BOARD A I HC006003 BEAD 3 5X8 T B101 1 242 MAIN BOARD A I HC006003 BEAD 3 5X8 T B102 1 243 MAIN BOARD A I HC006003 BEAD 3 5X8 T B10...

Page 38: ... 0 1u 50V Z C311 1 290 MAIN BOARD A I GA347625 ELECT 85oC T 47u 16V M C312 1 291 MAIN BOARD A I GA310725 ELECT 85oC T 100u 16V M C314 1 292 MAIN BOARD A I GF210262 MEF CAP BOX 0 001u 63V J C315 1 293 MAIN BOARD A I GF210252 MEF CAP BOX 0 001u 50V J C315 OR 294 MAIN BOARD A I GF210272 MEF CAP BOX 0 001u 100V J C315 OR 295 MAIN BOARD A I GF210482 MEF CAP BOX 0 1u 250V J C316 1 296 MAIN BOARD A I GB7...

Page 39: ...ECT 105oC T 10u 50V M C364 1 343 MAIN BOARD A I GB210458 CERAMIC Y5V T 0 1u 50V Z C365 1 344 MAIN BOARD A I R0319111 JUMPER WIRE AI T 5mm C367 1 345 MAIN BOARD A I GB210458 CERAMIC Y5V T 0 1u 50V Z C368 1 346 MAIN BOARD A I GA310655 ELECT 85oC T 10u 50V M C370 1 347 MAIN BOARD A I GA322725 ELECT 85oC T 220u 16V M C372 1 348 MAIN BOARD A I GA310725 ELECT 85oC T 100u 16V M C373 1 349 MAIN BOARD A I ...

Page 40: ... MAIN BOARD A I GA310655 ELECT 85oC T 10u 50V M C707 1 395 MAIN BOARD A I GB710253 CERAMIC Y5P B T 1000P 50V K C716 1 396 MAIN BOARD A I GB210458 CERAMIC Y5V T 0 1u 50V Z C717 1 397 MAIN BOARD A I GB210458 CERAMIC Y5V T 0 1u 50V Z C718 1 398 MAIN BOARD A I EJ044148 DIODE T 1N4148 D101 1 399 MAIN BOARD A I 80003821 DIODE 1A 1KV UF4007 D041 CHENMKO D105 1 400 MAIN BOARD A I 80003841 DIODE 1A 20V UF4...

Page 41: ...RE AI T 5mm J107 1 450 MAIN BOARD A I R0319115 JUMPER WIRE AI T 15mm J108 1 451 MAIN BOARD A I R0319115 JUMPER WIRE AI T 15mm J109 1 452 MAIN BOARD A I R0319117 JUMPER WIRE AI T 20mm J11 1 453 MAIN BOARD A I R0319117 JUMPER WIRE AI T 20mm J110 1 454 MAIN BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J111 1 455 MAIN BOARD A I R0319115 JUMPER WIRE AI T 15mm J112 1 456 MAIN BOARD A I R0319113 JUMPER WIRE...

Page 42: ...T 20mm J155 1 502 MAIN BOARD A I R0319117 JUMPER WIRE AI T 20mm J156 1 503 MAIN BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J157 1 504 MAIN BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J158 1 505 MAIN BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J159 1 506 MAIN BOARD A I R0319115 JUMPER WIRE AI T 15mm J16 1 507 MAIN BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J160 1 508 MAIN BOARD A I R0319112 JUMPER WIRE A...

Page 43: ...ER WIRE AI T 15mm J33 1 555 MAIN BOARD A I R0319117 JUMPER WIRE AI T 20mm J34 1 556 MAIN BOARD A I R0319114 JUMPER WIRE AI T 12 5mm J35 1 557 MAIN BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J36 1 558 MAIN BOARD A I R0319117 JUMPER WIRE AI T 20mm J37 1 559 MAIN BOARD A I R0319116 JUMPER WIRE AI T 17 5mm J38 1 560 MAIN BOARD A I R0319113 JUMPER WIRE AI T 10mm J39 1 561 MAIN BOARD A I R0319114 JUMPER ...

Page 44: ... T 10mm J84 1 608 MAIN BOARD A I R0319113 JUMPER WIRE AI T 10mm J85 1 609 MAIN BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J86 1 610 MAIN BOARD A I R0319113 JUMPER WIRE AI T 10mm J87 1 611 MAIN BOARD A I R0319116 JUMPER WIRE AI T 17 5mm J88 1 612 MAIN BOARD A I R0319114 JUMPER WIRE AI T 12 5mm J89 1 613 MAIN BOARD A I R0319112 JUMPER WIRE AI T 7 5mm J9 1 614 MAIN BOARD A I R0319112 JUMPER WIRE AI T ...

Page 45: ...O 92 T Q308 1 661 MAIN BOARD A I 80003241 TR PNP KTA733 TO 92 T Q310 OR 662 MAIN BOARD A I EBA07336 TR PNP 2SA733P TO 92 T Q310 1 663 MAIN BOARD A I 80003241 TR PNP KTA733 TO 92 T Q311 OR 664 MAIN BOARD A I EBA07336 TR PNP 2SA733P TO 92 T Q311 1 665 MAIN BOARD A I EAA22355 TR NPN 2SC2235Y TO 92 T Q313 1 666 MAIN BOARD A I EBA09655 TR PNP 2SA965Y TO 92 T Q314 1 667 MAIN BOARD A I 80003231 TR NPN KT...

Page 46: ... MAIN BOARD A I EBA07336 TR PNP 2SA733P TO 92 T Q703 1 714 MAIN BOARD A I FA330684 CARBON 1 2W T 5 680K R101 1 715 MAIN BOARD A I FA240620 CARBON 1 4W T 5 62ohm R102 1 716 MAIN BOARD A I FA040223 CARBON 1 8W T 5 22K R106 1 717 MAIN BOARD A I FA330564 CARBON 1 2W T 5 560K R107 1 718 MAIN BOARD A I FA330564 CARBON 1 2W T 5 560K R108 1 719 MAIN BOARD A I FA040220 CARBON 1 8W T 5 22ohm R109 1 720 MAIN...

Page 47: ...N 1 8W T 5 15K R308 1 767 MAIN BOARD A I FA040104 CARBON 1 8W T 5 100K R309 1 768 MAIN BOARD A I FA240105 CARBON 1 4W T 5 1M R30A 1 769 MAIN BOARD A I FA040104 CARBON 1 8W T 5 100K R30B 1 770 MAIN BOARD A I FA040102 CARBON 1 8W T 5 1K R30D 1 771 MAIN BOARD A I FA040682 CARBON 1 8W T 5 6 8K R30E 1 772 MAIN BOARD A I FA040472 CARBON 1 8W T 5 4 7K R30F 1 773 MAIN BOARD A I FA040302 CARBON 1 8W T 5 3K...

Page 48: ...ON 1 8W T 5 12K R32M 1 820 MAIN BOARD A I FA040104 CARBON 1 8W T 5 100K R32N 1 821 MAIN BOARD A I FA040472 CARBON 1 8W T 5 4 7K R32P 1 822 MAIN BOARD A I FA330474 CARBON 1 2W T 5 470K R32R 1 823 MAIN BOARD A I FA040103 CARBON 1 8W T 5 10K R32S 1 824 MAIN BOARD A I FA040304 CARBON 1 8W T 5 300K R32T 1 825 MAIN BOARD A I FA240220 CARBON 1 4W T 5 22ohm R32U 1 826 MAIN BOARD A I FA240390 CARBON 1 4W T...

Page 49: ...5 680K R390 1 873 MAIN BOARD A I FA040100 CARBON 1 8W T 5 10ohm R391 1 874 MAIN BOARD A I FA040103 CARBON 1 8W T 5 10K R392 1 875 MAIN BOARD A I FA240202 CARBON 1 4W T 5 2K R393 1 876 MAIN BOARD A I FB910010 METAL 1 4W T 5 1ohm R394 1 877 MAIN BOARD A I FA040154 CARBON 1 8W T 5 150K R395 1 878 MAIN BOARD A I FA040104 CARBON 1 8W T 5 100K R397 1 879 MAIN BOARD A I FA040105 CARBON 1 8W T 5 1M R398 1...

Page 50: ...ON 1 8W T 5 4 7K R750 1 927 MAIN BOARD A I FA040103 CARBON 1 8W T 5 10K R751 1 928 MAIN BOARD A I FA040472 CARBON 1 8W T 5 4 7K R752 1 929 MAIN BOARD A I FA040472 CARBON 1 8W T 5 4 7K R753 1 930 MAIN BOARD A I FA040472 CARBON 1 8W T 5 4 7K R754 1 931 MAIN BOARD A I FA040472 CARBON 1 8W T 5 4 7K R755 1 932 MAIN BOARD A I FA040472 CARBON 1 8W T 5 4 7K R756 1 933 MAIN BOARD A I FA040472 CARBON 1 8W T...

Page 51: ...NSERT 80004411 ELECT 105oC A 470u 63V M TL KAIMEI C138 1 979 MAIN BOARD INSERT GAB47735 ELECT 105oC A 470u 25V M C143 1 980 MAIN BOARD INSERT GAB47735 ELECT 105oC A 470u 25V M C153 1 981 MAIN BOARD INSERT GAA10685 ELECT 85oC A 10u 250V M C328 1 982 MAIN BOARD INSERT GF210482 MEF CAP BOX 0 1u 250V J C329 1 983 MAIN BOARD INSERT GFC182J2 PLASTIC PPS A 1800P 2KV J C337 1 984 MAIN BOARD INSERT 8000416...

Page 52: ...20 L304 1 1031 MAIN BOARD INSERT 80003911 CHOKE 45UH MS90 L306 1 1032 MAIN BOARD INSERT 80003901 CHOKE 2 2mH MS90 L307 1 1033 MAIN BOARD INSERT 80000131 LED L 59GH 1GYC t y LED101 1 1034 MAIN BOARD INSERT 14000051 SCREW CBRITS 4 8 15BF P101 2 1035 MAIN BOARD INSERT JD512001 AC SOCKET 3P P101 1 1036 MAIN BOARD INSERT 80005781 WIRE 14P 8P 7P N9902 P702 1 1037 MAIN BOARD INSERT 12800271 HEAT SINK 50 ...

Page 53: ...OF 1W M A 5 10ohm R130 1 1085 MAIN BOARD INSERT FB710220 MOF 3W M A 5 22ohm R132 1 1086 MAIN BOARD INSERT FB470561 MOF 1W M A 5 560ohm R140 1 1087 MAIN BOARD INSERT FB470103 MOF 1W M A 5 10K R150 1 1088 MAIN BOARD INSERT FB910229 FUSEABLE MF RES 1 4W 2 2ohm J R152 1 1089 MAIN BOARD INSERT 80006681 FUSEABLE RES 1 2W M A 3 3ohm R156 1 1090 MAIN BOARD INSERT FB470333 MOF 1W M A 5 33K R171 1 1091 MAIN...

Page 54: ...IN BOARD INSERT 12800171 HEAT SINK 45 27 60 U401 1 1138 MAIN BOARD INSERT 80001041 IC LINEAR TDA8172 7PIN U401 1 1139 MAIN BOARD INSERT 14000041 SCREW P 2CBRTS 3 8 15BF U401 1 1140 MAIN BOARD INSERT 80005271 OTP MCU MTV112 N9902 U701 1 1141 MAIN BOARD INSERT 80006941 MASK MCU MTV112 N9902 U701 OR 1142 MAIN BOARD INSERT BE028000 EEPROM 2404 DIP 8P U702 1 1143 MAIN BOARD INSERT FF300201 VR CARBON 6ö...

Page 55: ...87 SET ASSY 12000412 BRACKET R 1 1188 SET ASSY 12000301 BRACKET CABLE 1 1189 SET ASSY 12000441 BRACKET PWB ASSY 1 1190 SET ASSY 12300181 PLATE SHIELDING VIDEO 1 1191 SET ASSY 14000011 SCREW 2CBRITS 4 16 15BF 7 1192 SET ASSY 14000071 SCREW PL CPTS 3 8 15BF 15 1193 SET ASSY 14300031 SCREW PL CPIMS 4 8 15BF 2 1194 SET ASSY 14600011 SCERW SPECIAL 5 25 4 1195 SET ASSY 14800011 SPECIAL WASHER D6 M6 T2 4...

Page 56: ...LVING STAND ASSY 17000291 CUSHION SHEET 4 25 SET ASSY 80006241 WIRE GND 1015 18AWG L 160mm BLACK BLACKET CRT 1 26 SET ASSY 80001651 POWER CORD 3P 1 8M EUROPE NON SHIELD COLOR SG8508 CTOA6 CORD POWER 1 27 SET ASSY 80006691 CRT 19 LG M46QCG913X01 S 6UD CRT 1 28 SET ASSY 80006231 WIRE GND 1015 18AWG L 150mm BLACK CRT CHASSIS 2 29 SET ASSY 80006661 DEGAUSSING COIL AS90 TCO LG CRT DEGAUSSING 1 30 SET A...

Page 57: ... M6 T2 4 60 SET ASSY 18000271 SPACER SUPPROT PS 26GD 4 61 SET ASSY 14000011 SCREW 2CBRITS 4 16 15BF 7 62 SET ASSY R0315A04 CABLE TIE L 100mm W 2 5mm 9 63 SET ASSY 14000071 SCREW PL CPTS 3 8 15BF 15 64 SET ASSY 11000381 REVOLVING STAND ASSY 94HB OR 65 SET ASSY 14800021 SPECIAL WASHER T1 6 OR 66 SET ASSY 14800031 SPECIAL WASHER T1 2 OR 67 SET ASSY 14800041 SPECIAL WASHER T1 0 OR 68 SET ASSY 14800051...

Page 58: ...4 REVOLVING STAND ASSY 17000291 CUSHION SHEET 4 25 SET ASSY 80006241 WIRE GND 1015 18AWG L 160mm BLACK BLACKET CRT 1 26 SET ASSY 80001631 POWER CORD 3P 1 8M NON SHIELD ü W COLOR SG8508 CORD POWER 1 27 SET ASSY 80003541 CRT 19 SAMAUNG M46QCE261X112 CRT 1 S 28 SET ASSY 80006321 CRT 19 LG M46QCG913X01 u CRT 1 L 29 SET ASSY 80006231 WIRE GND 1015 18AWG L 150mm BLACK CRT CHASSIS 2 30 SET ASSY 80006311 ...

Page 59: ...271 SPACER SUPPROT PS 26GD 4 60 SET ASSY R0315A04 CABLE TIE L 100mm W 2 5mm 7 61 SET ASSY 14000011 SCREW 2CBRITS 4 16 15BF 7 62 SET ASSY 14000071 SCREW PL CPTS 3 8 15BF 15 63 SET ASSY 11000381 REVOLVING STAND ASSY 94HB OR 64 SET ASSY 14800021 SPECIAL WASHER T1 6 OR 65 SET ASSY 14800031 SPECIAL WASHER T1 2 OR 66 SET ASSY 14800041 SPECIAL WASHER T1 0 OR 67 SET ASSY 14800051 SPECIAL WASHER T0 5 OR 68...

Page 60: ...D ASSY 11000261 REVOLVING STAND T 1 25 REVOLVING STAND ASSY 17000291 CUSHION SHEET 4 26 SET ASSY 80006241 WIRE GND 1015 18AWG L 160mm BLACK BLACKET CRT 1 27 SET ASSY 80001631 POWER CORD 3P 1 8M NON SHIELD ü W COLOR SG8508 CORD POWER 1 28 SET ASSY 80003541 CRT 19 SAMAUNG M46QCE261X112 CRT 1 S 29 SET ASSY 80006321 CRT 19 LG M46QCG913X01 u CRT 1 L 30 SET ASSY 80006231 WIRE GND 1015 18AWG L 150mm BLAC...

Page 61: ...11 SPECIAL WASHER D20 M6 T2 4 61 SET ASSY 18000271 SPACER SUPPROT PS 26GD 4 62 SET ASSY 14000011 SCREW 2CBRITS 4 16 15BF 7 63 SET ASSY R0315A04 CABLE TIE L 100mm W 2 5mm 7 64 SET ASSY 14000071 SCREW PL CPTS 3 8 15BF 15 65 SET ASSY 11000381 REVOLVING STAND ASSY 94HB OR 66 SET ASSY 14800021 SPECIAL WASHER T1 6 OR 67 SET ASSY 14800031 SPECIAL WASHER T1 2 OR 68 SET ASSY 14800041 SPECIAL WASHER T1 0 OR...

Page 62: ...1 COIL SPRING D5 10 1 24 AUDIO BASE ASSY R0315A04 CABLE TIE L 100mm W 2 5mm 2 25 AUDIO BASE ASSY 14000031 SCREW 2CBRITS 4 12 15BF 6 26 AUDIO BASE ASSY 12000431 BRACKET SP 2 27 AUDIO BASE ASSY 15200771 LABEL SERIAL NO 1 28 AUDIO BASE ASSY 15000471 NAME PLATE INSTRACTION N9001 1 29 AUDIO PCB ASSY 72000402 AUDIO PCB AUDIO PCB 1 30 AUDIO PCB ASSY GB910358 CERAMIC Z5V F T 0 01u 50V Z C11 1 31 AUDIO PCB...

Page 63: ...1 79 PACKING ASSY 13700031 BAG POLYETHYLENE 150 370 1 80 PACKING ASSY 13700071 PE BAG 500 480 850 WARNING 1 81 PACKING ASSY 15500631 OWNERS MANUAL AS50 AS70 AS90 1 1 82 PACKING ASSY 15800051 SAFETY INSTRUCTION SHEET 1 83 PACKING ASSY 15500641 AUDIO BASE MANUAL A 1 84 PACKING ASSY 15200761 LABEL A B FOR CARTON 2 85 PACKING ASSY 80005531 POWER CODE AUDIO 1 86 SET ASSY 80006731 WIRE 1618 24AGW 45mm B...

Page 64: ...0 SET ASSY 14300031 SCREW PL CPIMS 4 10 15BF 3 121 SET ASSY 12000441 BRACKET PWB ASSY 1 122 SET ASSY 12000402 BRACKET L 1 123 SET ASSY 12000412 BRACKET R 1 124 SET ASSY 12000601 BRACKET CABLE 1 125 SET ASSY 12300181 PLATE SHIELDING VIDEO 1 126 SET ASSY R0191207 TAPE BLACK L 75mmX3 0 015 127 SET ASSY R0315A04 CABLE TIE L 100mm W 2 5mm 7 128 SET ASSY 15200031 LABEL REV 1 129 SET ASSY 15200541 LABLE ...

Page 65: ... T303 Q301 Q317 BRIGHTNESS CONTROL Q329 Q323 VR304 Horizontal Driver Output T301 Q315 Q316 High Voltage Generator T302 G2 G4 2 H DY Video Pre AMP U201 R G B Input OSD Process U202 H H V V AC Input Micro Processor U701 PS1 PS2 EEPROM U702 Switch Power Supply U101 T101 80V 47V 15V 7V 12V Voltage Regulator Q106 Q113 12V 5V 62 N9902F BLOCK DIAGRAM ...

Page 66: ...63 SCHEMATIC 1 Video Board ...

Page 67: ...64 2 Main Board ...

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