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Samsung SyncMaster 17GLi, Service Manual, Page: 71 / 87

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Samsung SyncMaster 17GLi Service Manual Download Page 71

Summary of Contents for SyncMaster 17GLi

Page 1: ...Reassembly Alignments and Adjustments Display Performance List of Abbreviations and Acronyms omnt oa fF woDN Troubleshooting S Exploded View and Parts List Packing Diagram and Parts List mnnN Servici...

Page 2: ...of Samsung Electronics Co Ltd SyncMaster 17GLi Service Manual First edition February 1995 Printed in Korea Trademarks Samsung is a registered trademark and SyncMaster 17GLi and MacMaster Cable Adapter...

Page 3: ...ave an accurate high voltage meter available at all times Check the calibration of this meter periodically Samsung Electronics SyncMaster 17GLi 3 High voltage should always be kept at the rated value...

Page 4: ...sis metal cabinet screw heads knobs shafts escutcheon etc and measure the AC voltage drop across the resistor e Any reading of 5 25 Volt RMS this corresponds to 3 5 milliampere AC or more is excessive...

Page 5: ...th an electrolytic capacitor 3 Some components are raised above the printed circuit board for safety An insulation tube or tape is sometimes used The internal wiring is sometimes clamped to prevent co...

Page 6: ...lled chemicals These can generate electrical charges sufficient to damage ESDs Use only a grounded tip soldering iron to solder or desolder ESDs Use only an anti static solder removal device Some sold...

Page 7: ...mm 5 4 Ratio Vertical 230 mm 3 mm input Voltage AC 90 264 Voit 60 Hz 50 Hz 3 Hz Unit HxWxD 16 5 x 16 9 x 17 3 Inches 420 x 428 x 439 mm Carton HxWxD 21 2 x 21 5 x 21 9 Inches 538 x 545 x 554 mm Net G...

Page 8: ...2 Specifications 2 1 Dimensions 2 1 1 Front View 2 1 3 Rear View 2 1 2 Side View 2 1 4 Top View Swivel angle Samsung Electronics SyncMaster 17GLi...

Page 9: ...GND R GND G GND G GND G GND G Sense 1 GND B GND B GND B Reserved 2 3 4 5 6 7 8 9 Reserved Reserved Reserved Blue GND Sync Self Raster GND Sync Self Raster GND Sync Self Raster Sense 2 GND GND GND GND...

Page 10: ...2 Specifications eee Memo Samsung Electronics SyncMaster 17GLi...

Page 11: ...onics SyncMaster 17GLi 1 3 1 1 Connection to Your Computer IBM or PC Compatible To install your monitor follow these steps Turn off the power to the monitor and computer Place the monitor on a flat st...

Page 12: ...480 832x624 and 1024x768 resolutions for the Macintosh 7 Connect one end of the power cord to the The resolution most highly recommended is monitor and the other end to the power outlet 832x624 or 102...

Page 13: ...ontrols 3 2 1 Front View 3 2 2 Front Control Panel Dual Color Adjustment Control G D Geometric Distortion Size H V Information Position H V User Preset Mode 8 ose pleie PIE Figure 3 2 Front Control Pa...

Page 14: ...as mode display settings for each of the standard timing signals listed on the timing chart The monitor automatically adjusts itself to an optimum size and position when it senses one of the standard...

Page 15: ...page through the list Samsung Electronics SyncMaster 17GLi G D Geometric distortion OQ First Function Pincushion Trapezoid Push this button once to correct for pincushion and trapezoid distortions of...

Page 16: ...y Use the degauss button to demagnetize the CRT Push the button once to activate the degaussing circuit The degaussing circuit automatically turns itself off after a few seconds Warning Don t hold thi...

Page 17: ...ive Vertical Sync Active Inactive Inactive Video Active Blanked Blanked Power Green Orange Orange Green Orange Indicator Blinking Blinking 75W max Less than Less than 66 5 W 15W 5W 100W max 80 8W nomi...

Page 18: ...3 Operating Instructions eee Memo Samsung Electronics SyncMaster 17GLi...

Page 19: ...640x350 720x400 640x480 640x480 640x480 800x600 tHikHe 31 469 31 469 31 469 37 861 37 500 46 875 fH kHz E psec fv Hz 70 086 70 087 59 940 72 809 75 000 75 000 Clock Frequency MHz Polarity H Syne V Sy...

Page 20: ...3 60 023 61 275 63 953 49 726 fv Hz 60 004 75 029 120 619 59 938 74 551 Clock Frequency 65 000 78 750 50 000 110 000 57 284 MHz Polarity H Syne Negative Positive Negative Negative Negative V Synec Neg...

Page 21: ...re nothing will damage the screen 2 Working from the back of the monitor remove the four screws 3 Tip the cabinet away to release tabs and pull it 5 Remove the two screws up and away from the monitor...

Page 22: ...5 Disassembly and Reassembly a ee ee et ee Memo 5 2 Samsung Electronics SyncMaster 17GLi...

Page 23: ...Up Time The display must be on for 30 minutes before starting alignment Warm up time is especially critical in color temperature and white balance adjustments Signal Video analog 0 714 Vp p positive a...

Page 24: ...Control Horizontal Size Down Vertical Linearity Up Oo oO NY DD oO fF WH DY Vertical Linearity Down Standard Save Changes made without the micom jig are saved only to the user mode settings As such the...

Page 25: ...edefined formula Using a signal generator scan the other timing modes and make adjustments as needed Each time you make a change press button number 5 to save the data Samsung Electronics SyncMaster 1...

Page 26: ...l jig After pushing the position button push the button move right or button move left to center the image or test pattern on the raster Vertical Position Adjustment With microcomputer control jig Pre...

Page 27: ...g After pushing G D button once push p button or 4 button to straighten the sides of the test pattern or the image Tilt Adjustment With microcomputer control jig Press the tilt up button 18 or the til...

Page 28: ...section 6 5 2 Color Adjustments for 6500 K 4 Use buttons 26 and 27 to set the y coordinate to 0 298 0 02 5 Use buttons 16 and 17 to set the x coordinate to 0 283 0 02 Note If the above adjustments ca...

Page 29: ...e Samsung Electronics SyncMaster 17GLi 6 5 2 Color Adjustments for 6500 K 6 5 2 a Back Raster Color Adjustment 1 Display the back raster pattern 2 Turn the contrast and the brightness controls fully c...

Page 30: ...Bow Adjustment Convergence bow adjustments are not available for any of the CRTs used in the SyncMaster 17GLi monitors While the Hitachi CRTs have convergence bow magnets they are sealed in the CRT fa...

Page 31: ...vertical red and blue lines 3 Rotate the pair of rings maintaining the spacing between tabs to converge the horizontal red and blue lines 4 After completing the red and blue center convergence adjustm...

Page 32: ...gnetic aitle e ea Figure 6 8 Movable in Spread Condition Figure 6 9 Vertical Direction Together 1 Setup Bolt 2BowMagnet 3 Band 4 2 Pole Magnet 5 Spacer 6 4 Pole Magnet 7 Spacer 8 6 Pole Magnet 9 Holde...

Page 33: ...004CA Magnet Sheet 10mmx 80mm 937 319004AA 3 Strategically place small magnetic strips on the back of the CRT to correct the misconvergence Be careful not to remove the Warning Do not remove the facto...

Page 34: ...6 Alignments and Adjustments es Memo 6 12 Samsung Electronics SyncMaster 17GLi...

Page 35: ...l size and position control the centering of the display Adjust the horizontal size and vertical size to their optimal settings 306 mm H x 230 mm V Adjust the horizontal position and vertical position...

Page 36: ...and minimum values should not be adjacent to each other 7 2 Table 7 1 Standard Mode Linearity 37 5 kHz 75Hz 46 875 kHz 75 Hz Factory Preset Timing Modes Standard Mode Each block 5 Difference between...

Page 37: ...2 y 0 298 0 02 radiant energy transmitted by white Color 6500 K x 0 313 0 02 y 0 32920 02 coordinates are the X and Y coordinates on the aie ieee aa ea oR ae isplay Image _ White flat field at the oe...

Page 38: ...7 Display Performance eee Memo 7 4 Samsung Electronics SyncMaster 17GLi...

Page 39: ...picofarad amperes i picture _ assembly positive or position bits per second potential centimeter s power connector quantity foot Lamberts switch horizontal synchronous or synchronization inch es tacho...

Page 40: ...tor Logic Underwriters Laboratory VESA Advanced Graphics Interface VESA BIOS Extension Commission Power Management Direct Communication Channel Display Data Channel Display Power Management Signaling...

Page 41: ...MS NO POWER Does proper AC 90 264 Voltage appear between the positive pole of C605 No Check D662 D663 D664 D665 L601 Power Button Yes Check D606 D607 D696 IC601 O602 0603 T601 and power circuit Horizo...

Page 42: ...ts IC401 Ne Check the push pull circuits 0407 and 0408 Replace 0415 or check its related circuits D402 and T401 Does drive pulse appear EX at emitter of 0402 Does drive output pulse appear at drain of...

Page 43: ...eflection output part Power indicator is orange Does H V sync pulse appear at pins 27 and 29 of 1C201 Does H V sync output appear at pins 26 and 30 of 1201 Check 1C401 Samsung Electronics SyncMaster 1...

Page 44: ...04 on the video PCB and 1 201 pin 22 on the main PCB Does the video pulse 9 appear at pins 17 20 and 26 of 1101 w Does the clamp signal appear at pin 14 of 1C101 Does the video amplified pulse appear...

Page 45: ...QR101 QG6101 and 0B101 Check the video amp and C102 Check OR101 QG101 QB101 Whenever you push a button on the front control panel does the voltage vary at pins 18 and 19 of 1C201 Yes Check 1C201 Check...

Page 46: ...circuits IC101 1C102 1C105 and QR101 Note Removing the signal cable displays a self raster screen This screen displays the message check signal cable along with red green and blue boxes Use these box...

Page 47: ...tive OK 2 Check 1C201 Off Mode 1 Check H V Sync input inactive 2 Check 10201 Does 0 zero V appear at pins 49 and 50 of IC201 Does 0 zero V appear at collector of 0604 Check 1C601 0604 and Q605 Table 9...

Page 48: ...positive pole of C203 to Check IC201 Yes C212 when you push the Does DC 8V appear at OK front panel button pins 5 and 26 of 1401 See table 9 1 No Yes Check C201 1C202 and RESET circuit Table 9 1 Front...

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Page 51: ...11 Packing Diagram and Parts List MONITOR UNIT USER S MANUAL POWER CORD CUSHION PACKING CASE MASKING TAPE Samsung Electronics SyncMaster 17GLi 11 1...

Page 52: ...11 Packing Diagram and Part List eee Memo 11 2 Samsung Electronics SyncMaster 17GLi...

Page 53: ...Ud OHOIN ae TorLsivo AGH giv0 SAIUG HOH d el Ssnvd30 3LAW O3GIA TIQBLNOO Wad Z0r1 80PO INd INO NOILWINOSY HOH SLAW O3GiA TOHLNOD INVITE AHDINE AWANOZISOH 20 91 TOHLNOD ZIS H LS9ol ES8O QN3dSNS LAO AS...

Page 54: ...me x18 HM A reed Se eo sso BS aa 9 ols 902 z0s0 2 SMS e BMS oms ms FH Glens lel toon fe uO TTT me ems i e ee OV zMS bled ve ze Zbyd FAL fe atti vero 6erO An 0 0 0 90 00 1440 3148 DN NON NS SNENE NEN...

Page 55: ...415 D540 2N3906 Q101 0516 2 7 V ZENER 0515 D554 MPS2222 5 1 V ZENER ZD101 D102 D103 6 2 V ZENER D201 D202 D203 D204 8 2 V ZENER D102 12 V ZENER D301 D606 16 V ZENER D610 KC3503 0410 0602 24 V ZENER D6...

Page 56: ...805 C604 MC7305 10107 10601 10471 rans eno TDA8172 _ ee 2SK1358 DE03 5THZ52 0405 2805129 0416 0502 KA78R12 1605 HYBRID IC CUTOFF CONTROL 74HC125 LM319 MC14066 LM1207 C101 28 7 1 ST7271A 56 mt 1 LM2427...

Page 57: ...12 4 PCB Layout and Electronic Parts List NUH 12 4 1 PCB Layout HALIM Main PCB Top View He Samsung Electronics SyncMaster 17GLi 12 5...

Page 58: ...g Diagrams ma mT a nn a 88 8 mata wong god wey nh 8 go i mm Ty g i i 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 TT 12 6 7G ncMaster ics Sy i Samsun...

Page 59: ...12 Service Diagrams Video PCB Top View 234 30 eeaumrocoons a 0 ETSI 11129 a 0 mn TAM mT ITT 0810 2 30 40 50 60 70 80 90 100 110 120 130 140 150 160 Samsung Electronics SyncMaster 17GLi 7 12 7...

Page 60: ...12 Service Diagrams a a a a ee ee Video PCB Bottom View 120 110 100 90 80 70 30 20 10 i 160 150 140 130 120 110 100 90 80 70 60 50 40 30 2 Yo 12 8 Samsung Electronics SyncMaster 17GLi...

Page 61: ...101K 1H Y5P CAP CERAMIC 101K 1H Y5P CAP AL ELEC 475M 1H CAP AL ELEC 475M 1H CAP AL ELEC 475M 1H CAP AL ELEC 475M 1H CAP AL ELEC 475M 1H CAP AL ELEC 475M 1H CAP AL ELEC 475M 1H CAP AL ELEC 475M 1H CAP...

Page 62: ...17 122100EM CAP AL ELEC 106M 1E T 25V 10M C404 84 4 241 2 916 165220LUAH CAP MYLAR 223J 2A 5P T 100V 223J C405 91 4 254 4 915 163470LUXH CAP CERAMIC 471J 2A MONO 470PF 100V 5 NPO RE RADIAL C406 89 0 2...

Page 63: ...103Z 1H YSV CAP AL ELEC 476M 1H CAP CERAMIC 471J 2A MONO CAP AL ELEC 335M 1H CAP PPF 102K 3D 17 5P CAP AL ELEC 226M 2E 10X20 CAP CERAMIC 103Z 1H Y5V CAP AL ELEC 107M 1E CAP AL ELEC 476M 1C CAP CERAMI...

Page 64: ...1H Y5V CAP AL ELEC 108M 1E 12 5x20 CAP CERAMIC 103Z 2H DISC CAP AL ELEC 108M 1E 12 5x20 CAP CERAMIC 1042 1H Y5V CAP CERAMIC 103Z 1H YSV CAP AL ELEC 108M 1V 85C CAP AL ELEC 107M 1E CAP CERAMIC 1032Z 1...

Page 65: ...DIODE REC UF4007 D0 41 DIODE REC 1N4937 D0 41 DIODE REC 1N4937 D0 41 DIODE SIG 1N4148 D0 35 DIODE SIG 1N4148 D0 35 DIODE SIG 1N4148 D0 35 DIODE SIG 1N4148 B0 35 DIODE SIG 1N4148 D0 35 DIODE S G BAV21...

Page 66: ...UF5404 D0201AD DIODE REC UF5404 00201AD DIODE REC 1R5GU41 DIODE REC UF5404 D0201 AD DIODE REC UF5404 D0201AD DIODE SIG 1N4148 D0 35 DIODE REC UF4001 D0 41 DIODE SIG 1N4148 D0 35 DIODE REC 1N5399GP DO...

Page 67: ...IN 8172 VERTICAL IC HYB HS17H 9P 1C LIN 9103 H V CONTROLLER IC LIN 4558 0P AMP IC LIN DL494 PWM 1C LIN 431 REGULATOR 1C LIN 431 REGULATOR IC HYB SMPS VIDEO AMP 1C LIN KA78R12 REGULATOR 1C LIN 7805 REG...

Page 68: ...1AAAB 955 005001AAAB 955 005001AAAB 955 005001 AAAB 955 005001AAAB 955 005001AAAB 955 005001AAAB AX Caution Specialty part for this monitor only AX ESD Caution JUMPER JUMPER JUMPER JUMPER JUMPER JUMPE...

Page 69: ...01AAAB JUMPER JUMPER 955 OO5001AAAB JUMPER JUMPER 955 005001AAAB j JUMPER JUMPER 955 COSCOIAAAB JUMPER JUMPER 955 005001AAAB JUMPER JUMPER 955 005001AAAB JUMPER JUMPER 955 OOS001AAAB JUMPER JUMPER 955...

Page 70: ...43 955 OOS001AAAB JUMPER JUMPER L401 923 460193DA 12519 39 5T TRANS GATE DRIVE E12519 L402 925 001001AH INDUCTOR AXIAL 5 6UH FIX 5 6UH 10 65 4X10 5MM L403 923 460193EA UU11X16MM TRANS CURRENT L404 925...

Page 71: ...0K 5 1 6W REF CF 10K 5 1 6W REF CF 24K 5 1 6W REF CF 7 5K 5 1 6W REF CF 33K 5 1 6W REF CF 27K 5 1 6W REF CF 10K 5 1 6W REF CF 10K 5 1 6W REF CF 10K 5 1 6W REF CF 3 9K 5 1 6W REF CF 3 9K 5 1 6W REF CF...

Page 72: ...1 6W REF CF 1K 5 1 6W REF CF 24K 5 1 6W REF CF 18K 5 1 6W REF CF 10K 5 1 6W REF CF 6 8K 5 1 6W REF CF 1K 5 1 2W S Specification 150V 1300 TO 350PPM C R AXIAL 150V 1300 TO 350PPM C R AXIAL 150V 1300 TO...

Page 73: ...1 2K 5 1 6W REF MO 2 2 5 3W REF MO 1 8 5 2W REF CF 10K 5 1 6W REF CF 5 6K 5 1 6W REF CF 22 5 1 6W REF CF 6 8K 5 1 6W REF FUSIBLE 2 2 5 1 2W REF CF 1K 5 1 6W REF CF 4 7K 5 1 6W REF CF 100 5 1 6W REF CF...

Page 74: ...1 2W REF CF 18K 5 1 6W REF CF 22K 5 1 6W REF CF 2 2K 5 1 6W REF CF 1K 5 1 6W REF CF 68K 5 1 6W REF CF 1 5K 5 1 6W REF CF 1K 5 1 6W REF CF 1K 5 1 4W REF CF 100 5 1 4W REF CF 1 5K 5 1 6W Specification 1...

Page 75: ...470K 5 1 6W RELAY MINIATURE 12VDC RELAY MINIATURE DCSV DSP 301N DSP 301N SWITCH TOGGLE SP3T SWITCH KEY SPST TRANS POWER S W TRANS H PULSE TRANS H SIZE DRIVE TRANS POWER S W TRANS H V REG CFA7673 TRAN...

Page 76: ...ELEC 107M 1E 105C CAP CERAMIC 104Z 1H Y5V CAP CERAMIC 104J 1H MONO CAP CERAMIC 104J 1H MONO CAP CERAMIC 104J 1H MONO CAP AL ELE 106M 2C 10X20 CAP CERAMIC 103Z 2H DISC CAP AL ELEC 476M 2A 105C CAP CER...

Page 77: ...AMIC 330J 1H NPO CAP MYLAR 473J 2A 5P CAP CERAMIC 101K 2H Y5P CAP AL ELEC 105M 2E 105 C CAP AL ELEC 108M 1 105C CAP CERAMIC 104J 1H MONO CAP CERAMIC 104J 1H MONO CAP CERAMIC 390J 1H NPO CAP CERAMIC 05...

Page 78: ...SIG 1N4148 D0 35 DIODE SIG 1N4148 D0 35 DIODE SIG 1N4148 D0 35 DIODE SIG BAV21 D0 35 DIODE SIG BAV21 D0 35 DIODE SIG 1N4148 D0 35 DIODE SIG 1N4148 D0 35 DIODE SIG 1N4148 D0 35 DIODE SIG 1N4148 D0 35...

Page 79: ...F CF 1K 5 1 6W REF CF 1K 5 1 6W REF CF 330K 5 1 6W REF CF 2 2K 5 1 6W REF CF 10 5 1 6W REF MF 12K 1 1 4W REF MF 680 1 1 4W REF CF 22 5 1 2W REF CF 33 5 1 6W REF CF 750 5 1 6W REF MO 47K 5 2W REF CF 1...

Page 80: ...CF 270K 5 1 4W REF CF 200K 5 1 6W REF CF 4 7K 5 1 4W REF CF 1K 5 1 6W REF CF 4 7K 5 1 6W REF CF 330 5 1 2W REF CC 39 10 1 2W AM CON TERMINAL PIN DSP 301N Specification 150V 1300 TO 3500PPM C R AXIAL...

Page 81: ...ution Specialty part for this monitor only AX ESD Caution Description DSP 301N DSP 301N DSP 301N CON JACK CRT SOCKET 12P DIODE ZEN UZ 5 1B D0 35 DIODE ZEN UZ 5 1B D0 35 DIODE ZEN UZ 5 1B D0 35 DIODE Z...

Page 82: ...CRT GND 955 460550AAAA CBF CRT GROUND ASS Y CMG7377 P CORD 955 001437AAAA CBF POWER CORD 1830MM MSP 48E KSC3304 VCTFO 75MMX3C KOREA P CORD 955 001434AAAA CBF POWER CORD 1850MM UC KKP 30 KKS 16A SVT 3...

Page 83: ...12 Servicing Diagrams Memo a 8 Samsung Electronics SyncMaster 17GLi 12 31...

Page 84: ...hematic are safety critical Replace safety critical parts with only manufacturers recommended parts See parts list for exact replacements Note 1 Resistance is shown in OHM K 1000 M 1 000 000 and the r...

Page 85: ...TS MO FU 12 R613 2 1K WwW 0 OFFMODE 14v 2 1 J P SUS i 13 1 1 1 1 1 J aFc vR801 1 I SRDSO00H B ADJ 1 1 1 Lo ls ss arcsheecule ees a eer eee ee Bite Dib salt ea 125V Y 1 1 Secondary Voltage 7 Power Line...

Page 86: ...A ik eu AGING Hg 1 2UH 3 565 Tet 4 Raid fu PARA O Tp aeas H POSI o z eu H SYNCO 5546 330 Veu TO_CRT_SKT PCB geo SLCONISP 6 ey Boalt 1 2UH 3 595 Th Ke OFF od 8 GT PIN oo4 or TO_CRT_SKT PCB 401 ose 211...

Page 87: ...S 12 Service Diagrams 80103 s V1 aire 6 5 aS ONF V is 2UH 3 55 THM DG103 nN 448 eee 7 Rat 1 105 ISO1SSACMV17B Power Line Signal Line EQ 1 1280 v CN101 4 4 3600 V IC101 13 an CHI P P 43600V__ CHI RMS 4...

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