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COLOR MONITOR SERVICE MANUAL

1. 2 MAIN BOARD Solder Side NE T3 monn CO MEI 27 x O O C ome i gt Q o O CO 559 D CERO ORC 7 lt 16 3 POWER BOARD Component Side Q 1 177 1 H P S T US 190414 CN2 c16 c22
2. 5 S R8 4 RB L R802 U801 UB804 15 NO USE USE USE NO USE 1719 USE No USE no use USE LM1117 549 2 SVD IN OUT GND N N N Qu au au N N 1 gt R848 R849 R84 S 8415 8425 REITS R844S RBASS RBABS R847 de 4 4 4 4 4 4 4 e 21 y d c amp b2 1 1 2 182 164 1U T v RADIAL 15 17 G 71117 1 SDEREE 9 hd Y m IN OUT eo 3 3V_PL R849 R848 x m qj a 4 dans L R847 us 2 7 21U R846 FDC6326L 1 al RB45 4 YIN Ra Lt 4 7 33 MODON P s N 25 En 2 2 C832 C828 R843 R811 RB12 ees OR IU 562 185DEREE Ml 4 2 ae AH R8 3 5840 E C804 DAR 9 2 0010 d am 15 m a cers 77 B1U 3 3U SU MOD HU MES 64 4 u e o p c822 CB17 C818 1U 18020 16U 2 1U m a RADIAL H 105DEREE 1000 1560 C821 RADIAL L 125DEREE 27 4 CONNECTOR
3. S A R 3UD 3 PL 1 22 x cu uo SI 1 2 98 S m Ba C2 3 1 2 maaa ARAR gt gt gt 0AANAARANAAAAAAA T TT 1122225555555 4 R271 i 2 1 RING LVA P E 4 Rees 1 2 cas 1 2_ RIN M s Ser 522 45 GRN 1 2 C2 5 1 2 GINO dd E R209 1 2 x C232 1 2 29 GIN M LUALP APER AS R240 4 2 1 atr LUALM cA 4 BLU REAR i 2 1 BIN R218 n 2 1 2 45 4 HSYNCL 126 _ HSYNCO Lunam E lt 4 gt USYNCL _ USYMCO 118 DDC1 CLK LUA3P _ 117 DDC1 cu NUM LUACKP 74 m is 17 1 1L 522 au CLKOU
4. it E o 1 0 52 mn ri SOL T i una 901 om E v i
5. FP 28 5 KEY PART L1515SL KEY PART AUTO SET SWT J1 CONDGP 505 1 R 1 24 7K GND 2 T 1 24 K ED GRN 3 R3 RS RY ED A L SES ME 9 5 1 2 1 2 p 1 2 KEY2 8175 DIA 5 6B 5 6B QN N N N MENU DOWN ra SAL SWS SWS L 9 R4 gt 56 e 3 1 5K amp 1 2 amp 2 Du v N 0 EDI V gt POWER 7 RIGHT LEFT o 9142 o o DANG N xy 29 May 2003 P NO 3828TSL074P Printed in Korea
6. KIAT 42DIA 3 3K n 2 AU HSYNC 1 AN 2 HU 7 NS E af EA a502 3_ DA DAS 42 7 Hn 4 AL lt 1600 prp TYPE Ver R F DIMADI 4 al ln NC2 DAS s m 1 AA 10 SUR T RST pag ss E asa 1 2 3 R558 9 UDD HBLANK R535 1803 UBLANK 36 C558 i2 YSS 35 x E u x2 e T 13 32 SDATA LED GR SCLK ote i4 TSCL DALI 3 LED_AM 15 STOUT DAL 52 a anl R515 1 2 12K p m R592 1 2 In 16 _ AD2 HSCL 289 1 2 MST_RESET DSCL S Al R593 1 W A HSDA 28 1 DSDA 27 18 1 ADA 27 524 R528 1 AA 2 120 KEYA 4 1 m 1 AA 122 is 19 2 INTO 2 1 NA 2 KEY 4 2 pi 7 25 R525 1 AA 2 21 3 P1_6 24 ST DET 4 1 HCLK i asad 1 AA H 22 4 RSSL T 1 2 1 4 R5 1 2 4 7K 2 4 e R5 2 1 2 4 sm R5 4 1 2 4 7K m 1 2 4 7 a MODON 3 D KST3024 0504 2 1 tgp 2 1 AAP 15 R522 100 C516 1U i SYR Ta Ina a 1 SUR R537 INVON 4 ides ucc 2 Wel as 3 6 8533 33 SCLK Bum m WW 33 SDATA 24LC 8B 0542 26 3 POWER
7. 123 XOUT 122 XIN 121 120 DDCROM_DAT 119 DDCROM_CLK 118 DDC1_CLK 117 DDC1_DAT 116 NC 115 NC 114 VDDP 113 112 GNDC 111 110 NC 109 NC 108 NC 107 VDDP 106 GNDP 105 NC 104 NC 103 BYPASS 10120969790 LLLELSW 39 41 43 45 47 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 AVSS SDA INT PWM1 NC NC NC NC NC NC NC NC VDDP GNDP GNDC VDDC NC NC VDDP GNDP GNDC VDDC AVSS PLL NC NC NC NC LVBOM LVBOP GNDP VDDP LVB1M 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 LVB1P LVB2M LVB2P LVBCKM LVBCKP LVB3M LVB3P VDDC GNDC GNDP VDDP LVAOM LVAOP LVA1M LVA1P LVA2M LVA2P
8. CONTROL BOARD Component Side L1715SL P N 6870T621C10 AGSEP 2112 94V 0 LI 2003 04 11 RT SWG R A RI R2_ 9105 2112 94 0 Swe sw 7 18 EXPLODED VIEW EXPLODED VIEW PARTS LIST Ref No Part No Description 3091TKLO70A CABINET ASSEMBLY L1715 BRAND L064 L GRAY FLATRON L1715S 3091TKLO82A CABINET ASSEMBLY 1171651 BRAND 3090TKL072A CA ASSY FLATRON 117165 2 6304FLPO58A LCD LIQUID CRYSTAL DISPLAY LM170E01 A4 LG PHILPS TFT COLOR 17 TFT LCD 3 3809TKLO49A BACK COVER ASSEMBLY L1715 L050 350U M GRAY 4 3043TKK121G TILT SWIVEL ASSEMBLY L1715 350U M GRAY WITH B C 6871TST393A PWB PCB ASSEMBLY SUB L1515SL CONTROL TOTAL BRAND CL 32 FLATRON L1715S 6871TST428A PWB PCB ASSEMBLY SUB 1151651 CONTROL TOTAL BRAND FLATRON 117165 6 6871TMT431D PWB PCB ASSEMBLY MAIN L1715SL ALKRR BRAND CL 43 TOTAL 6871TPT243B PWB PCB ASSEMBLY POWER 0019 POWER TOTAL LIEN CHANG L1710SL LIPS FOR HYDIS LPL 6871TPT241E PWB PCB ASSEMBLY POWER 17 HYDIS L1710SL POWER TOTAL SPI FSP026 2PI01 8 6631T11012W CONNECTOR ASSEMBLY 30P H H 200MM UL20276 LG708G 9 4951TKS105A METAL ASSEMBLY
9. 2 16 URS 48 1250 TIZ x cit E JPll JPL noe NO FSPO26 2PIO1 AC INPUT 100 240Uac 18 50 60Hz FSPO26 2PIO1CH DC OUTPUT 5 0V 1 786 max P N 3850044615 12 00 0 16 max R334 e gr Pu rms 0 max CNI CN4 07P 840U 7 1 4 COMPLY WITH LCC JP10 26 85 ag a5 85 S200 un FAA mr e F110 TKO J3 T 3 15AH 250U FG 0550 C661 D660 1660 no cur CAUTION R552 FOR CONTINUED PROTECTION AGAINST RISKOF FIRE REPLACE ONLY WITH SAME AND RATING OF FUSE E C112 jore EE ees Noe CHEN o d 5 ri Co r ci Tens TB Pma 201900 uS CD CD U2 Vl pc Fete mgg cne S os s CD R25 Ut Ak mug a Re hat 99 C22 014 R67 16 cus R FL 23 012 5200 2 p 2 8124 4871259 4 RIZ7 HSI00 lt qug sF UR330 B JR RI 8 m 15 f Ye tado Di 8 AR 5 2 H al Slat NI s E A 5 8 E FG E 5 R110B R110A F110 CNI10 i472
10. C501 OCK104CK56A 0 1UF 1608 50V 10 X7R U201 OIPRPM3004A MST9111 ANALOG MSTAR 128 LQF C502 100PF 1608 50V 5 R TP NPO U501 OIZZTSZ268A MYSON 44P PLCC ST OTP L1715S C503 100PF 1608 50V 5 R TP NPO U502 0150240860 M24C08W6 SGS THOMSON 8SOP R C505 OCC101CK41A 100PF 1608 50V 5 R TP NPO 0802 OTFVI80023A VISHAY SI3865DV R TP TSOP 6 C506 OCC101CK41A 100PF 1608 50V 5 R TP NPO U803 OIPMGNS001D LM1117MPX 2 5 NATIONAL SEMIC C512 0CC180CK41A 18PF 1608 50V 5 R TP NPO U804 OIPMGNSOO1E LM1117MPX 3 3 NATIONAL SEMIC C513 1608 50V 0 25 PF R TP NP C514 0 8106 611 10UF 16V M 85STD CYL R TP TRANSISTOR 516 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C550 OCC102CK41A 1000PF 1608 50V 5 R TP NPO 0502 OTR390409AE FAIRCHILD KST3904 LGEMTF C703 OCK104CK56A 0 1UF 1608 50V 10 X7R Q503 OIKE704200H KIA7042AP TO 92 TP 4 2 VOLT C707 OCC680CK41A 68PF 1608 50V 5 R TP NPO 0504 OTR390409AE FAIRCHILD KST3904 LGEMTF TP C708 OCK103CK51A 0 01UF 1608 50V 10 R TP B Y 0505 OTR390409AE FAIRCHILD KST3904 LGEMTF TP C709 OCK103CK51A 0 01UF 1608 50V 1096 R TP B Y Q506 OTR390409AE FAIRCHILD KST3904 LGEMTF TP C710 OCK103CK51A 0 01UF 1608 50V 10 R TP B Y Q701 OTR390409AE FAIRCHILD KST3904 LGEMTF TP C711 OCK103CK51A 0 01UF 1608 50V 10 R TP B Y Q702 OTR390409AE FAIRCHILD KST3904 LGEMTF TP C712 OCK104CK56A 0 1UF
11. 60 min 70 Typ Right 60 min 70 Typ Top 50 min 60 Typ Bottom 45 min 60 Typ 2 2 Luminance 200 min 250 Typ 2 3 Contrast Ratio 300 min 400 3 SIGNAL Refer to the Timing Chart 3 1 Sync Signal Type Separate Sync SOG Sync On Green Composite Sync 3 2 Video Input Signal 1 Type R B Analog 2 Voltage Level 0 0 71 V a Color 0 0 0 Vp p b Color 7 0 0 467 Vp p c Color 15 0 0 714 Vp p 3 Input Impedance 75 Q 3 3 Operating Frequency Horizontal 30 83kHz Vertical 56 75Hz 4 Max Resolution Analog 1280 x 1024 75Hz 6 ENVIRONMENT 6 1 Operating Temperature 10 C 35 C 50 F 95 F Ambient 1096 8096 50 000 Hours Min 6 2 Relative Humidity 6 3 MTBF 7 DIMENSIONS with TILT SWIVEL Full Up Position Width 386 mm 15 20 Depth 152 mm 5 98 Height 372 mm 14 65 Foldedl Position Width 386 mm 15 20 Depth 66 mm 2 60 Height 402 mm 15 83 _ 8 WEIGHT with TILT SWIVEL Net Weight 4 3 kg 9 48 Ibs Gross Weight 5 7 kg 12 57 Ibs PRECAUTION WARNING FOR THE SAFETY RELATED COMPONENT There are some special components used in LCD monitor that are important for safety These parts are marked on the schematic diagram and the replacement parts list t is essential that these critical parts should be replaced with
12. 10 W 5 1608 R TP R533 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP CONTROL BOARD R534 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP 535 08733010677 3 3K OHM 1 10 W 5 1608 R TP LED1 ODLLTOO89AA LITEON LTL 1BEDJ 0C2 TP GREE R537 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R1 0RD4701Q609 4 70K 1 4W 3 5 TA52 R540 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R2 0RD4701Q609 4 70K 1 4W 3 5 TA52 R541 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R3 ORD1501Q609 1 50K 1 4W 3 5 TA52 R551 0RJ4702D677 47000 OHM 1 10 W 5 1608 R T R4 ORD1501Q609 1 50K 1 4W 3 5 TA52 R571 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R5 ORD3301Q609 3 30K 1 4W 3 5 TA52 R581 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R6 08033019609 3 30K 1 4W 3 5 TA52 R590 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R7 ORD9101Q609 9 10K 1 4W 3 5 TA52 R591 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP SW1 140 058E SKHV10910B LGEC NON 12V 20A R592 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP sw2 140 058E SKHV10910B LGEC NON 12V 20A R593 ORJ1000D677 100 OHM 1 10 W 5 1608 R TP SW3 140 058E SKHV10910B LGEC NON 12V 20A R701 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP SWA 140 058E SKHV10910B LGEC NON 12V 20A R703 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP SW5 140 058E SKHV10910B LGEC NON 12V 20A R705 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP SW6 140 058E SKHV10910B LGEC NON 12V 20A R706 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP SW7 140 058E SKHV10910B LGEC NON 12V 20A R707 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP ZD1 0DZ560009AG GDZJ5 6B TP GRANDE DO
13. 10 W 5 1608 R TP R803 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R240 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R804 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R501 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R811 0RJ2202D677 22K OHM 1 10 W 5 1608 R TP R502 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R812 ORJ5600D677 560 OHM 1 10 W 5 1608 R TP R504 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R840 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R509 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R841 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R510 0RJ4700D677 470 OHM 1 10 W 5 1608 R TP R842 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R511 0RJ4700D677 470 OHM 1 10 W 5 1608 R TP R843 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R515 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R844 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R520 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R845 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R522 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R846 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R523 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R847 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R524 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R848 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R525 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R849 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R528 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R529 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP OTHERs R530 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R531 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP X501 6212AA2004A HC 49U TXC 12 0MHZ 30 PP R532 0RJ3301D677 3 3K OHM 1
14. 1608 50V 10 R TP X7R 0703 OTR390609FA KST3906 MTF TP SAMSUNG SOT2 C713 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R 0704 0 390609 KST3906 MTF TP SAMSUNG SOT2 C714 OCK104CK56A 0 1UF 1608 50V 10 X7R Q705 OTR390409AE FAIRCHILD KST3904 LGEMTF TP C715 OCK104CK56A 0 1UF 1608 50V 10 X7R C727 OCK105CD56A 1UF 1608 10V 10 R TP X7R C730 OCC101CK41A 100PF 1608 50V 5 R TP NPO BESISTOFS C781 OCC680CK41A 68PF 1608 50V 5 R TP NPO R201 ORJ0682D677 68 OHM 1 10 W 5 1608 R TP C732 OCK103CK51A 0 01UF 1608 50V 10 R TP B Y R202 09206820677 68 OHM 1 10 W 5 1608 C760 OCE107EF610 100UF KMG RD 16V 20 FL BULK R203 09206820677 68 OHM 1 10 W 5 1608 C801 OCK103CK51A 0 01UF 1608 50V 10 R TP B Y R204 ORJ1002D677 10K OHM 1 10 W 5 1608 R TP 21 DATE 2003 5 9 DATE 2003 5 9 S_ AL LOC NO _ PART NO DESCRIPTION SPECIFICATION 5 FAL LOC NO PART DESCRIPTION SPECIFICATION R205 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R753 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R207 0RJ4700D677 470 OHM 1 10 W 5 1608 R TP R769 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R208 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R770 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R209 0RJ0682D677 68 OHM 1 10 W 5 1608 R TP R801 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R210 0RJ0682D677 68 OHM 1
15. 34 500 R708 0RJ4700D677 470 OHM 1 10 W 5 1608 R TP ZD2 0DZ560009AG GDZJ5 6B TP GRANDE DO 34 500 R709 0RJ4700D677 470 OHM 1 10 W 5 1608 R TP R716 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R717 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R722 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R723 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R724 0RJ0332D677 33 OHM 1 10 W 5 1608 R TP R725 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R726 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R727 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R733 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R734 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R735 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R740 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R741 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R744 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R745 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R747 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R748 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R750 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R751 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP 22 PIN CONFIGURATION MST9111 DUAL MSTAR 128P PIN DIAGRAM NC AVSS NC NC AVSS NC NC AVDD NC NC AVSS NC NC AVDD REXT AVDD_PLL AVSS_PLL AVDD AVSS NC NC NC NC NC NC NC BINOM BINO GINOM GINO SOGINO RINOM RINO AVSS AVDD RMID REFP REFM HWRESETZ VDDC 128 NC 127 VSYNCO 126 HSYNCO 125 AVSS_PLL 124 AVDD_PLL
16. 829 OCK103CK51A 0 01UF 1608 50V 10 R TP B Y C215 OCK104CK56A 0 1UF 1608 50V 10 X7R C831 OCE107EF610 1000 KMG RD 16V 20 FL BULK C216 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C832 OCE107EF610 100UF KMG RD 16V 20 FL BULK C217 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C218 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R DIODEs C219 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C220 OCK104CK56A 0 1UF 1608 50V 10 X7R D701 0DS226009AA KDS226 TP KEC SOT 23 80V 30 C221 OCK104CK56A 0 1UF 1608 50V 10 X7R D702 0DS226009AA KDS226 TP KEC SOT 23 80V 30 C222 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R 0703 005226009 KDS226 SOT 23 80V 30 C223 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R 0706 005226009 KDS226 SOT 23 80V 30 C225 OCK104CK56A 0 1UF 1608 50V 10 X7R D707 000184009 KDS184 TP KEC 85V 30 C226 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R 20701 0DZ560009GB BZT52C5V6S DIODES 50032 C227 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R 20702 0DZ560009GB BZT52C5V6S DIODES 50032 C230 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R 20703 0DZ560009GB BZT52C5V6S DIODES SOD32 C231 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R 20704 0DZ560009GB BZT52C5V6S DIODES R TP SOD32 C232 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C233 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R ICs C240 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R
17. C216 e212 C211 126 NIC Nie Das Lu 1U 10 N N an N C ii N C 51 N C NDONNNADAAAANNN UVVU N OONDONODNAAAGRARAAAQA ODOOOOOZZZZZZZZATIT i AM iu M in MY LO e e nl r m sr 221 C222 c223 c224 c225 c226 227 HH af ia l in ta 10 10 10 a u 10 1U Ta 11 25 2 MICOM LIS1i SL L1i7105 COM 5 INCH 17718 INCH R581 2 1 2 1 SUR 2 WA 2 NA EN LGPL HYDIS eu TOSHIBA ANALOG T DUAL 17 18 R57 1K R57 x 1K H R R571 100 a EN R571 X OUT TIM 514 RS80 R535 C51 100 160 3 3K Bolu usei R581 12a 102 R581 SA TU312PLCC E 0503 R532 1 DA2LePL USYNC 44 m 1
18. Cable Connection 10 TROUBLESHOOTING GUIDE 1 NO POWER NO POWER POWER INDICATOR OFF CHECK POWER BOARD AND FIND OUT A SHORT POINT AS OPENING EACH POWER LINE CHECK J705 VOLTAGE IN5 5V NO YES CHECK NO U501 PIN 8 Voltage gt OBEN HEC 5V YES CHECK KEY CONTROL CONNECTOR ROUTINE NO PROBLEM IS U201 PIN114 3 3V VOLTAGE REPEATED AS PULSE SHAPE NO YES Y CHECK U201 VCC XTAL RESET CHECK IIC LINE CONNECTION U501 U502 11 2 NO RASTER OSD 15 NOT DISPLAYED LIPS NO RASTER OSD IS NOT DISPLAYED Y J705 PIN5 PIN 6 NO 5V YES J705 PINS NO gt 5V YES J705 PIN10 NO 5V YES CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL NO CONTACT PROBE TO CAUTION LABEL CAN YOU SEE PULSE AT YOUR SCOPE YES REPLACE CCFL LAMP IN THE LCD MODULE CHECK LIPS CHECK MICOM INV ON OFF PORT 1 CONFIRM BRIGHTNESS OSD CONTRL STATE 2 CHECK MICOM DIM ADJ PORT LIPS 12 3 NO RASTER OSD IS NOT DISPLAYED MST9111 NO RASTER OSD IS NOT DISPLAYED 0201 POWER PIN 8 114 NO 3 3V YES U201 PIN122 123 NO OSCIL
19. FRAME L1715 LPL 10 4814TKK235A SHIELD INVERTER CAP TOP L1715 11 4814TKK235B SHIELD INVERTER CAP BOTTOM L1715 20 REPLACEMENT PARTS LIST CAUTION BEFORE REPLACING ANY OF THESE COMPONENTS READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL NOTE S SAFETY Mark A AL ALTERNATIVE PARTS DATE 2003 5 9 DATE 2003 5 9 S l AL LOC NO PART NO DESCRIPTION SPECIFICATION S FAL LOC NO PART NO DESCRIPTION SPECIFICATION MAIN BOARD CAPACITORS C802 0 104 56 0 1UF 1608 50V 10 X7R C803 OCK105CD56A 1UF 1608 10V 10 R TP X7R C204 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C804 0CC102CK41A 1000PF 1608 50V 5 R TP NPO C205 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C817 OCE107EF610 100UF KMG RD 16V 20 FL BULK C206 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C818 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C207 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C819 OCK103CK51A 0 01UF 1608 50V 10 R TP B Y C208 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C820 OCE107EF610 100UF KMG RD 16V 20 FL BULK C209 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C821 OCK103CK51A 0 01UF 1608 50V 10 R TP B Y C210 OCK104CK56A 0 1UF 1608 50V 1096 R TP X7R C822 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C211 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C828 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R C212 OCK104CK56A 0 1UF 1608 50V 10 R TP X7R
20. across line capacitor and of course the primary protection fuse 2 Input rectifier and filter This part function is for transfer the input AC voltage to a DC voltage through a bridge rectifier and a bulk capacitor 3 Energy Transfer This part function is transfer the primary energy to secondary through a power transformer 4 Output rectifier and filter This part function is to make a pulse width modulation control and to provide the driver signal to power switch to adjust the duty cycle during different AC input and output loading condition to achive the dc output stablize and also the over power protection is also monitor by this part 5 Photo Coupler isolation This part function is to feed back the dc output changing status through a photo transistor to primary controller to achieve the stabilized dc output voltage 6 Signal collection This part function is to collect the any change from the dc output and feed back to the primary through photo transistor ADJUSTMENT All adjustment are thoroughly checked and corrected when the monitor leaves the factory but sometimes several minor adjustment may be required Adjustment should be following procedure and after warming up for a minimum of 10 minutes Alignment appliances and tools IBM compatible PC Programmable Signal Generator eg VG 819 made by Astrodesign Co E E PROM with each mode data saved 1 Adjustment process for LCD MONITOR 1 Display half win
21. the manufacturer s specified parts to prevent electric shock fire or other hazard Do not modify original design without obtaining written permission from manufacturer or you will void the original parts and labor guarantee TAKE CARE DURING HANDLING THE LCD MODULE WITH BACKLIGHT UNIT Must mount the module using mounting holes arranged in four corners Do not press on the panel edge of the frame strongly or electric shock as this will result in damage to the screen Do not scratch or press on the panel with any sharp objects such as pencil or pen as this may result in damage to the panel Protect the module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body are grounded through wrist band Do not leave the module in high temperature and in areas of high humidity for a long time The module not be exposed to the direct sunlight Avoid contact with water as it may a short circuit within the module If the surface of panel become dirty please wipe it off with a softmaterial Cleaning with a dirty or rough cloth may damage the panel A CAUTION Please use only a plastic screwdriver to protect yourself from shock hazard during service operation A WARNING BE CAREFUL ELECTRIC SHOCK If you want to replace with the new backlight CCFL or inverter circuit must disconnect the AC adapter because high voltage appears at inverter circuit about 6
22. 05 1504 1152 18 134 200 1152x900 63 981 1688 1280 48 112 248 1280x1024 a 79 976 1988 1280 16 144_ 248 1280 1024 1 1939 75 035 1066 1024 1 3 38 75Hz OPERATING INSTRUCTIONS FRONT VIEW REAR VIEW TIMI Power Connect D Sub Signal See Front Control Panel Connect Front Control Panel L1715S SELECT AUTIO L1716S 1 Power ON OFF Button Use this button to turn the monitor on or off This function optimizes the brightness contrast or color value to the surrounding conditions and settings and enables you to enjoy the most suitable picture by adjusting the surroundings DAY NIGHT USER MODE This indicator lights up green when the monitor na TEXT For viewing letters MOVIE For viewing movies operates normally If the display is in DPM Energy PHOTO For viewing pictures or the photographs Saving mode this indicator color change to amber USER MODE This function memorizes the manual adjustment Brightness Contrast and Color value on the On Screen Display 4 SELECT AUTOButton Use this button to enter a selection in the On Screen Display When adjusting your display settings Power Indicator 2 MENU Button Use this button to enter or exit the On Screen Display 3 V A 4 Button m PROCESSING always press the SELECT AUTO button Use these buttons to choose or adjust items in the On auto conricuration before entering the On Screen Screen Displ
23. 50Vrms Handle with care wires or connectors of the inverter circuit If the wires are pressed cause short and may burn or take fire TIMING CHART VIDEO SYNC B A lt gt lt gt F D lt gt lt lt Dot Clock MHz Horizontal Frequency kHz Vertical Frequency Hz Horizontal etc us Vertical etc ms gt gt HN Sync Dot Total Period Video Active Time Front Porch Sync Duration Back Porch Mode Sort Polarity Clock Frequency E A C D Resolution H 31 469 800 640 16 96 48 ul n o a seua a a 040X330 70 8 2 449 350 37 2 60 70Hz 2 28 321 31 468 900 720 18 108 54 720x400 70 09 449 400 12 2 35 70Hz 31 469 840 640 16 96 48 40x4 59 94 525 480 10 2 33 60Hz 37 5 840 640 16 64 120 640 480 75 500 480 1 3 16 75Hz 37 879 1056 800 40 128 88 800x600 60 317 628 600 1 4 23 60Hz 46 875 1056 800 16 80 160 800x600 75 0 625 600 1 3 21 75Hz 49 725 1152 832 32 64 224 7 57 283 S Pn PARS Ska 832x624 74 55 667 624 1 3 39 75Hz lt I lt Te lt lt lt 48 363 1344 1024 24 136 160 1024 768 60 0 806 768 3 6 29 60Hz 9 zuo Nee AR Reale e een 96 176 1024x768 75 029 800 768 1 3 28 75Hz 68 681 1456 1152 32 128 144 1152x870 61 8
24. LATE AS 12MHZ U501 PIN43 IS 48KHz H SYNC NO PIN44 IS 60Hz V SYNC IS PULSE APPEARED AT SIGNAL PINS AT MODE 12 YES TROUBLE IN CABLE OR LCD MODULE gt CHECK U804 1 CHECK PIN122 123 SOLDERING CONDITION 2 CHECK 501 3 TROUBLE IN U201 CHECK CONNECTION LINE FROM D SUB TO U501 13 TROUBLE IN DPM TROUBLE IN DPM Y CHECK R734 R741 SYNC YES CHECK U501 PIN 24 OV YES NO CHECK PC IS NOT GOING INTO DPM OFF MODE NO TROUBLE IN TROUBLE IN PC SIGNAL CABLE 14 PRINTED CIRCUIT BOARD 1 MAIN BOARD Component Side OXO OXO UC EB OTO qD 9j oL
25. LVACKM LVACKP GNDP VDDP LVA3M LVA3P NC NC NC NC NC 71 70 69 68 67 66 65 23 CAT24WCO08J TE13 8P DIP Package p SOIX Package J Ao 8 F Vcc Ao 7 8 A4 7 WP A4 2 7 WP Ao 3 6 SCL Ao 3 6 SCL Vss 5 SDA Vss 4 5 SDA TSSOP Package U Ao 91 8 Voc A4 2 7 FJ WP 3 6 EJ SCL Vss 4 5 SDA PIN CONFIGURATION PIN FUNCTION Pin Name Function AO A2 Device Adress Inputs SDA Serial Data Address SCL Serial Clock WP Write Protect Vcc 1 8V to 6 0V power Supply Vss Ground BLOCK DIAGRAM EXTERNAL LOAD T SENSE AMPS Pout gt SHIFT REGISTERS ACK v gt 55 WORD ADDRESS gt COLUMN E BUFFERS DECODERS spa 9 6 START STOP LOGIC IP XDEC E PROM CONTROL WP gt E LOGIC gt IN STORAGE n HIGH VOLTAGE LLL 5 TIMING CONTROL SCL STATE COUNTERS Ao SLAVE A1 ADDRESS gt gt COMPARATORS 24 SCHEMATIC DIAGRAM 1 SCALER I 1 ES
26. TM A 4 C207 1 22 111 RMID R201 LU 1 2A 1LI 33 REFM REXT 15 In 1 2 3 BU_PL R208 ES GND C23 7 gt 1 3 1 2 11 R202 GPLI 11 R209 150 68 HFS 125 TESTPIN 2 1 2 sup 3 42 SCL 1 a1 SDA LUB P a YOP B R203 lt 2 MST_RESET m HERE SE T LUB M EIA zm YOM B cA R210 TAT 0281 BEER qa 22 4 om 120 4 MST9111 lt 4 LUB2P ri 44 s cd 45 C2 1 C202 C203 api 4 15 18P 1 2 122 xIN Y3M B A LUBCKP m CLKOUTP B 4 NONE er LUBCKM at CLKOUTM B 4 1 2 123 XOUT C Ap N C 4 JN S3_IN C N C 7 a L151 SL L171 SL L 3 JN 12 ren MST9 LL MST9111 11 N 2 c218 C219 i N 21 ia NIE N amp 2 lt p 104 N C N 1 5 N 24 LL 108 N C N gt TARE NEES 110 46 3 pL ii INI N C ar mu nu 116 N NC 48 c213 c214 C215
27. Website http biz L Gservice com E mail http www LGEservice com techsup html COLOR MONITOR CHASSIS NO CL 43 MODEL FLATRON L1715S FLATRON L1716S CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CONTENTS SPECIFICATIONS 2 ADJUSTMENT mnes 10 PREGAUTIONS 11 3 TROUBLESHOOTING GUIDE 11 ir aie ae PRINTED CIRCUIT BOARD 15 WIRING DIAGRAM l 6 EXPLODED VIEW 19 BLOCK DIAGRAM eat 7 REPLACEMENT PARTS LIST 21 DESCRIPTION OF BLOCK 8 SCHEMATIC DIAGRAM 25 SPECIFICATIONS 1 LCD CHARACTERISTICS 5 POWER SUPPLY Type TFT SXGA LCD 5 1 Power AC 100 240V 50 60Hz 1 0A Size 17 inch Pixel Pitch 0 264 H x 0 264 V E Color Depth 16 2M colors sre PONS conspi pian Electrical Interface LVDS MODE SYNC VIDEO POWER CONSUMPTION LED COLOR Surface Treatment Hard coating 3H aloe ACTE san GREEN Operating Mode Normally White ees estan Backlight Unit Top Bottom edge side 4 CCFL STAND BY OFF ON OFF less than 2W AMBER Cold Cathode Fluorescent Lamp SUSPEND ON OFF OFF less than 2W AMBER 2 OPTICAL CHARACTERISTICS DPMS OFF OFF OFF OFF less than 2 W AMBER 2 1 Viewing Angle by Contrast Ratio 2 10 Left
28. amp JACKS LiS1S5SL4 Liv7viss CONNEICTOR amp JACKS e 4 P R7 786 D 2723 es EZS EZS m 7 7 a hi pe zu HSYNCL 1271 ii DEB RED I tO 5 6B A 5 68 us GRN 8 5 DSDAK2 gt E NE BLU 39 4 L AA i nncsu Rrar RTS4 iad a ee 7 7 E T EN ae iR 7 ay SUR LAN EL USYNCL A 2028 2755 a 2238 Fu omm Znv22 R717 x 9 BUR 5 68 4 TK Brae gt DF 148 2 5 8U75U Mon i 3 3 SONDER S Reva 223 B i yar GND Es RA d SH y ma Pa KEYS kas KEYL 5 1 li Li bil var cu i CLKOUTP A Bain 8 210 3U 5U NOD Yse a Y3M aA SLKOUTR A CLKOUTM A Yac a van Yip a yim SLROUTP B CLKOUTM R
29. ay Display OSD This will automatically adjust your display image to the ideal settings for the current screen resolution size display mode A Bring up Contrast and Brightness adjustment The best display mode is 1280x1024 60Hz 4 Y lt gt MENU CONTROLS LOCKED UNLOCKED This function allows you to secure the current control settings so that they cannot be inadvertently changed Press and hold the MENU button and button for 3 seconds the message CONTROLS CONTROLS UNLOCKED LOCKED appears You can unlock the OSD controls at any time by pushing the MENU button and p button for 3 seconds the message CONTROLS UNLOCKED will appear WIRING DIAGRAM Connector Ass y P N N2 CN1 J8 6631T11012W J702 J706 N4 CN3 zd cu onnector Ass y P N 6631T20020Q Connector Ass y P N 6631T20024B J1 BLOCK DIAGRAM ou s A H a o u 2 Burjeubis JenuoJ9gIp SANI npo a97 As amp ndu ov DESCRIPTION OF BLOCK DIAGRAM 1 Video Controller Part amp Display Data Transmitter Part MST9111 This part amplifies the level of video signal for the digital conversion and converts from the analog video signal to the digital video signal using a pixel c
30. dow pattern or mixed white and black pattern at Mode 8 1024 768 960 2 Press the POWER and MENU key at the same time to light monitor then go to adjustment mode Press the MENU s w next press UP button you will see adjustment OSD menu Press the AUTO SELECT to select the adjustment item first use the same button to exit next do the operation to the relative item Ex 17HYDIS is used at 17AU press right button to select Press the AUTO SELECT then selected proper Module 5 Press down button to move the place of ADC CAL Press the AUTO SELECT to select right button is pressed for adjustment 2 3 4 6 When adjustment is finished press the POWER key twice to light monitor again The dajustment ends Adjustment for EDID 1 Use this procedure only when there is some probelm on EDID data 2 Connect the D sub cable 3 Select EDID Write EDID AO command and Enter 90 O O O6 Video Signal o Oe Dem ideo Signa 0e D 96 Generator 5 228 4 lt PARALLEL PORT 5 O 0 0 O O O O O O O1 OFF ON 5vo 5 8 Power inlet required 4 ON Power Select Switch ea 110V 220V o eee EN Sax Power LED od 74L806 E V Sync On Off Switch Switch must be ON Figure 1
31. lock The pixel clock for each mode is generated by the PLL The range of the pixel clock is from 25MHz to 135MHz This part consists of the Scaler The Scaler gets the video signal converted analog to digital interpolates input to 1280 x 1024 resolution signal and outputs 8 bit R G B signal to transmitter Especially pre amp ADC Video controller Transmitter are merged to one chip MST9111 by MSTAR This part transmit digital signal from the Scaler to the receiver of module 2 Micom Part This Part consists of EEPROM IC which stores control data Reset IC and the Micom The Micom distinguishes polarity and frequency of the H V Sync are supplied from signal cable The controlled data of each modes is stored in EEPROM 3 Power Part This part consists of the one 3 3V and one 2 5 regulators to convert power which is provided 5V in LIPS Board 5V is provided for LCD Panel Also 5V is converted 3 3V and 2 5V by regulator Converted power is provided for IC in the main board LIPS Board Block Diagram 50 60Hz INPUT RECTIFIER ENERGY 100KH2 OUTPUT RECTIFIER AND FILTER TRANSFER AND FILTER EMI COMPONENTS LINE 100 240V PWM PHOTO SIGNAL CONTROL COUPLER COLLECTI CIRCUIT ISOLATION eu PRIMARY SECONDARY Operation description LIPS 1 EMI components This part contains of EMI components to comply with global marketing EMI standards like FCC VCCI CISPR the circuit included a line filter

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