Samsung GD15N Series Service Manual
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Samsung GD15N Series Service Manual

Samsung GD15N Series Service Manual

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SERVICE
TFT-LCD MONITOR
Source
PIP
Exit
Menu
PC
V1
V2
TV
TFT-LCD MONITOR
GD15N*/GD15A*
SyncMaster 150MP
CH
VOL
CONFIDENTIAL
Manual
CONTENTS
11. Panel Description

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Summary of Contents for Samsung GD15N Series

  • Page 1: Table Of Contents

    CONFIDENTIAL TFT-LCD MONITOR GD15N*/GD15A* SERVICE Manual TFT-LCD MONITOR CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly & Reassembly 4. Alignment & Adjustments 5. Troubleshooting 6. Exploded View & Parts List 7. Electrical Parts List SyncMaster 150MP Source Exit Menu 8. Block Diagram 9.

  • Page 2: Precautions

    A substitute replacement that does not have the same safety characteristics as the recommended replacement part might create shock, fire and / or other hazards. Product safety is under review continuously and new instructions are issued whenever appropriate. GD15N*/GD15A*...

  • Page 3: Product Specifications

    – Output Frequency : RF => 80 Hz ~ 15 KHz (at -3 dB) A/V => 80 Hz ~ 20 KHz (at -3 dB) • GD15N*/GD15A* comply with SWEDAC (MPR II) recommendations for reduced electromagnetic fields. • Designs and specifications are subject to change without prior notice.

  • Page 4: Disassembly & Reassembly

    CONFIDENTIAL 3 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the GD15N*/GD15A* monitors. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 3-1 Disassembly Cautions:1. Disconnect the monitor from the power source before disassembly.

  • Page 5: Alignment & Adjustments

    6. Do not attempt to connect or disconnect any wire while the TV is turned on. Make sure that the power cord is disconnected before replacing any parts. 7. To protect aganist shock hazard,use an isolation transform. GD15N*/GD15A*...

  • Page 6: Troubleshooting

    Check IC101. appear at Pin 4 of IC101? Does proper DC 2.5 V appear at Check IC199, IC104. Pin 2, 4 of IC109, IC104? Does proper DC 3.3 V Check IC103. appear at Pin 3 of IC103? Check IC201. GD15N*/GD15A*...

  • Page 7: Exploded View & Parts List

    CONFIDENTIAL 6 Exploded View and Parts List GD15N*/GD15A*...

  • Page 8: Electrical Parts List

    3301-001163 CORE-FERRITE BEAD AB,80ohm,2x1.25x1mm,300mA,TP,FERRITE,0.08ohm BD204 3301-001163 CORE-FERRITE BEAD AB,80ohm,2x1.25x1mm,300mA,TP,FERRITE,0.08ohm BD205 3301-001163 CORE-FERRITE BEAD AB,80ohm,2x1.25x1mm,300mA,TP,FERRITE,0.08ohm BD206 3301-001163 CORE-FERRITE BEAD AB,80ohm,2x1.25x1mm,300mA,TP,FERRITE,0.08ohm BD207 3301-001163 CORE-FERRITE BEAD AB,80ohm,2x1.25x1mm,300mA,TP,FERRITE,0.08ohm BD401 3301-001163 CORE-FERRITE BEAD AB,80ohm,2x1.25x1mm,300mA,TP,FERRITE,0.08ohm BD402 3301-001163 CORE-FERRITE BEAD AB,80ohm,2x1.25x1mm,300mA,TP,FERRITE,0.08ohm BD403 3301-001163 CORE-FERRITE BEAD AB,80ohm,2x1.25x1mm,300mA,TP,FERRITE,0.08ohm GD15N*/GD15A*...

  • Page 9: Block Diagram

    CONFIDENTIAL 8 Block Diagram GD15N*/GD15A*...

  • Page 10: Wiring Diagram

    CONFIDENTIAL 9 Wiring Diagram GD15N*/GD15A*...

  • Page 11: Schematic Diagrams

    PC_VSYNC_IN R124 NC_3 C124 R122 100pF IC108 C141 R117 SI9933ADY-T1 R110 R111 100K +5V_CPU 4.7K 4.7K D1_1 R119 D2_1 C140 R116 100K Q102 PANEL_EN C112 2SC2412K-Q 100uF R118 IC105 NM24C17FM8X Q103 SW_REG_EN 2SC2412K-Q C119 C134 R121 10nF R120 GD15N*/GD15A* 10-1...
  • Page 12 CONFIDENTIAL Copyright Trademarks © 2002 by Samsung Electronics Co., Ltd. Samsung is the registered trademark of Samsung Electronics Co., Ltd. All rights reserved. GD15N*/GD15A* and MacMaster Cable Adapter This manual may not, in whole or in part, be are trademarks of Samsung Electronics Co., Ltd.
  • Page 13 CONFIDENTIAL 10 Schematic Diagrams 10-2 GD15N*/GD15A*...
  • Page 14 MCA(5) IC203 MCA(8) AT27C010-90JC MCAD(2) MCA(2) MCA(4) MCA(9) MCA(3) MCA(11) MCAD(1) MCA(1) MCA(2) MCA(1) MCA(10) MCAD(0) MCA(0) MCA(0) R224 *PSEN MCAD(0:7) SCALER_ALE 14 15 16 17 18 19 20 MCAD(7) MCAD(6) MCAD(5) MCAD(4) MCAD(3) MCAD(2) MCAD(1) MCAD(0) +5V_CPU GD15N*/GD15A* 10-3...
  • Page 15 CONFIDENTIAL 10 Schematic Diagrams 10-4 GD15N*/GD15A*...
  • Page 16 PANEL_EN ENVDD AF22 R334 ENBKL BL_EN 2.5VJA1 AC20 VDDC0 2.5VJP AC14 VDDC1 VDDC2 3.3VJP R352 AF21 VDD0 AF16 VDD1 C303 C321 AF10 3.3VJF 10uF 100nF VDD2 C322 100nF 3.3VJF 2.5VJF RA301 RA312 RA304 RA305 MCAD(0:7) MCA(8:15) VYO(0:7) 3.3VJF GD15N*/GD15A* 10-5...
  • Page 17 CONFIDENTIAL 10 Schematic Diagrams 10-6 GD15N*/GD15A*...
  • Page 18 TXIN24 TXIN26 TXIN25 GND4 L413 3.3UH C467 R459 47pF MONO_IN R461 DCLK LVDS_EN +3.3V_D +3.3V_D +3.3V_D R448 R447 R446 R445 R444 Tuner_Gnd Tuner_Gnd C407 C408 C409 10uF 10uF 10uF C458 C447 C459 C448 C449 C460 100nF 100nF 100nF GD15N*/GD15A* 10-7...
  • Page 19 CONFIDENTIAL 10 Schematic Diagrams 10-8 GD15N*/GD15A*...
  • Page 20 100nF C503 470uF C519 R514 MSP_AUDIO_L_OUT C526 C515 100nF +5V_DEC C516 C517 R505 R501 +5V_CPU VOLUME VAROUT_L TP507 slcon3p R517 CN503 C504 470uF R504 R531 R527 C550 C551 100nF 100nF R525 100K R528 R526 AUDIO_MUTE 4.7K R529 AUDIO_STANDBY GD15N*/GD15A* 10-9...
  • Page 21 CONFIDENTIAL 10 Schematic Diagrams 10-10 GD15N*/GD15A*...
  • Page 22 CONFIDENTIAL 9 Wiring Diagram Memo GD15N*/GD15A*...
  • Page 23 CONFIDENTIAL 8 Block Diagrams Memo GD15N*/GD15A*...
  • Page 24 2203-005065 C-CERAMIC,CHIP 1000nF,+80-20%,10V,Y5V,TP,1608 C139 2203-005065 C-CERAMIC,CHIP 1000nF,+80-20%,10V,Y5V,TP,1608 C140 2203-005065 C-CERAMIC,CHIP 1000nF,+80-20%,10V,Y5V,TP,1608 C141 2203-005065 C-CERAMIC,CHIP 1000nF,+80-20%,10V,Y5V,TP,1608 C142 2203-005065 C-CERAMIC,CHIP 1000nF,+80-20%,10V,Y5V,TP,1608 C144 2203-000697 C-CERAMIC,CHIP 0.002nF,0.25pF,50V,NP0,TP,1608 C145 2203-000697 C-CERAMIC,CHIP 0.002nF,0.25pF,50V,NP0,TP,1608 C146 2203-000697 C-CERAMIC,CHIP 0.002nF,0.25pF,50V,NP0,TP,1608 C201 2402-000179 C-AL,SMD 47uF,20%,16V,GP,TP,6.6x6.6x5.4 C202 2402-000176 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 GD15N*/GD15A*...
  • Page 25 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C317 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C318 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C319 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C320 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C321 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C322 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C323 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C324 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C325 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, GD15N*/GD15A*...
  • Page 26 2203-000257 C-CERAMIC,CHIP 10nF,10%,50V,X7R,TP,1608 C368 2203-000257 C-CERAMIC,CHIP 10nF,10%,50V,X7R,TP,1608 C369 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C370 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C371 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C372 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C373 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C374 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C401 2203-000626 C-CERAMIC,CHIP 0.022nF,5%,50V,NP0,TP,1608 C402 2402-000176 C-AL,SMD 10uF,20%,16V,GP,TP,4.3x4.3x5.4 GD15N*/GD15A*...
  • Page 27 2203-001402 C-CERAMIC,CHIP 220nF,+80-20%,16V,Y5V,TP,1608 C443 2203-001630 C-CERAMIC,CHIP 330nF,+80-20%,16V,Y5V,TP,1608 C444 2203-000626 C-CERAMIC,CHIP 0.022nF,5%,50V,NP0,TP,1608 C445 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C446 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C447 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C448 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C449 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C450 2203-000440 C-CERAMIC,CHIP 1nF,10%,50V,X7R,TP,1608,- C451 2203-000815 C-CERAMIC,CHIP 0.033nF,5%,50V,NP0,TP,1608 GD15N*/GD15A*...
  • Page 28 2203-001607 C-CERAMIC,CHIP 0.22nF,5%,50V,NP0,TP,1608 C525 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C526 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C527 2203-000236 C-CERAMIC,CHIP 0.1nF,5%,50V,NP0,TP,1608 C528 2203-000236 C-CERAMIC,CHIP 0.1nF,5%,50V,NP0,TP,1608 C529 2203-000236 C-CERAMIC,CHIP 0.1nF,5%,50V,NP0,TP,1608 C530 2203-000236 C-CERAMIC,CHIP 0.1nF,5%,50V,NP0,TP,1608 C531 2203-000783 C-CERAMIC,CHIP 0.33nF,5%,50V,NP0,TP,1608 C532 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, C533 2203-000189 C-CERAMIC,CHIP 100nF,+80-20%,25V,Y5V,TP,1608, GD15N*/GD15A*...
  • Page 29 IC202 1203-001109 IC-VOL. DETECTOR 7045,SOT-89,3P,-,PLASTIC,4.3/4 IC203_SOCK 3704-000249 SOCKET-IC 32P,PLCC,SN,1.27mm IC204 0803-000117 IC-TTL 74F14,INVERTER,SOP,14P,150MIL, IC205 0802-001108 IC-BICMOS LOGIC 74ABT573,LATCH,TSSOP,20P,173MIL,8,TR,PLASTIC,3-STATE,-,0.55V,-65TO+150C,-,0.8V,5 IC206 0904-001633 IC-I/O SUPPORT CHIP MIC74BQS,-,QSOP,16P,4.98X3.99MM,-,TP,CMOS,PLASTIC,3.3V,-,-40TO+85C,-,-,-,-,- IC301 1205-002028 IC-LCD CONTROLLER JAGASM,BGA,388P,208MIL,PALATIC,3.45V,2.5W,-40TO+125C,TR,DIGITAL DISPLAY PRO. IC302 1105-001391 IC-DRAM EM638325,2MX32BIT,TSOP(II),86P,400MIL,60NS,3.3V,10%,PLASTIC,0TO+70C,3MA,-,TR IC401 1204-001388 IC-DECODER Z86129,SOP,18P,-,PLASTIC,6.0V, GD15N*/GD15A*...
  • Page 30 2007-000084 R-CHIP 4.7Kohm,5%,1/16W,DA,TP,1608 R111 2007-000084 R-CHIP 4.7Kohm,5%,1/16W,DA,TP,1608 R112 2007-000077 R-CHIP 470ohm,5%,1/16W,DA,TP,1608 R113 2007-000077 R-CHIP 470ohm,5%,1/16W,DA,TP,1608 R114 2007-000077 R-CHIP 470ohm,5%,1/16W,DA,TP,1608 R115 2007-000077 R-CHIP 470ohm,5%,1/16W,DA,TP,1608 R116 2007-000102 R-CHIP 100Kohm,5%,1/16W,DA,TP,1608 R117 2007-000102 R-CHIP 100Kohm,5%,1/16W,DA,TP,1608 R118 2007-000090 R-CHIP 10KOHM,5%,1/16W,DA,TP,1608 R119 2007-000090 R-CHIP 10KOHM,5%,1/16W,DA,TP,1608 GD15N*/GD15A*...
  • Page 31 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R230 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R231 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R232 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R233 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R234 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R235 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R236 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R237 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R238 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 GD15N*/GD15A*...
  • Page 32 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R306 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R307 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R308 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R309 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R310 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R312 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R313 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R314 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 R315 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 7-10 GD15N*/GD15A*...
  • Page 33 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R356 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R357 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R358 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R359 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R360 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R361 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R362 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R363 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 R364 2007-000071 R-CHIP 22ohm,5%,1/16W,DA,TP,1608 GD15N*/GD15A* 7-11...
  • Page 34 R-CHIP 1Kohm,5%,1/16W,DA,TP,1608 R436 2007-000078 R-CHIP 1Kohm,5%,1/16W,DA,TP,1608 R437 2007-000078 R-CHIP 1Kohm,5%,1/16W,DA,TP,1608 R438 2007-000078 R-CHIP 1Kohm,5%,1/16W,DA,TP,1608 R439 2007-000094 R-CHIP 22Kohm,5%,1/16W,DA,TP,1608 R440 2007-000094 R-CHIP 22Kohm,5%,1/16W,DA,TP,1608 R441 2007-000092 R-CHIP 15Kohm,5%,1/16W,DA,TP,1608 R442 2007-000077 R-CHIP 470ohm,5%,1/16W,DA,TP,1608 R443 2007-000102 R-CHIP 100Kohm,5%,1/16W,DA,TP,1608 R444 2007-000070 R-CHIP 0ohm,5%,1/16W,DA,TP,1608 7-12 GD15N*/GD15A*...
  • Page 35 R-CHIP 18Kohm,5%,1/16W,DA,TP,1608 R515 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R516 2007-000074 R-CHIP 100ohm,5%,1/16W,DA,TP,1608 R517 2007-000881 R-CHIP 4.7OHM,5%,1/10W,DA,TP,2012 R525 2007-000102 R-CHIP 100Kohm,5%,1/16W,DA,TP,1608 R526 2007-000084 R-CHIP 4.7Kohm,5%,1/16W,DA,TP,1608 R527 2007-000078 R-CHIP 1Kohm,5%,1/16W,DA,TP,1608 R528 2007-000078 R-CHIP 1Kohm,5%,1/16W,DA,TP,1608 R529 2007-000078 R-CHIP 1Kohm,5%,1/16W,DA,TP,1608 R530 2007-000078 R-CHIP 1Kohm,5%,1/16W,DA,TP,1608 GD15N*/GD15A* 7-13...
  • Page 36 DIODE-ZENER RD8.2MB,8.2V,7.7-8.64V,200mW,S ZD503 0403-001052 DIODE-ZENER RD8.2MB,8.2V,7.7-8.64V,200mW,S ZD504 0403-001052 DIODE-ZENER RD8.2MB,8.2V,7.7-8.64V,200mW,S ZD505 0403-001052 DIODE-ZENER RD8.2MB,8.2V,7.7-8.64V,200mW,S ZD506 0403-001052 DIODE-ZENER RD8.2MB,8.2V,7.7-8.64V,200mW,S ZDA101 0403-001435 DIODE-ZENER QZX363C5V6,5.32-5.88,200MW,SOT-363,TP ZDA201 0403-001435 DIODE-ZENER QZX363C5V6,5.32-5.88,200MW,SOT-363,TP ZDA202 0403-001435 DIODE-ZENER QZX363C5V6,5.32-5.88,200MW,SOT-363,TP ZDA203 0403-001435 DIODE-ZENER QZX363C5V6,5.32-5.88,200MW,SOT-363,TP ZDA204 0403-001435 DIODE-ZENER QZX363C5V6,5.32-5.88,200MW,SOT-363,TP 7-14 GD15N*/GD15A*...
  • Page 37 COVER SPEAKER-REAR/R ML15AS/NS(MFM100),ABS,IV16,-,-,HB,-,IV16,NONE,1.5 BN91-00305A ASSY MISC-ADAPTOR CS15MOA BN44-00058A ADAPTOR PSCV420106A(AD-4214N,GH17PS ,100 TO 240 VAC,47 - 63 HZ,+14VDC,3A,-,42W,AC-DC,0 T BN91-00311A ASSY LCD GD15NS,-,-,- BN07-00045A LTM150XH-L01,CZB,8BIT,331.6*254.76*12.5,16.19M,-,0.297*0.297,-,-,AMLCD/1 LVDS,- BN91-00312A ASSY CHASSIS GD15NS,-,- BN90-00259A ASSY PANEL GD15NS,-,SECC T0.8,-,-,-,-,- BN90-00260A ASSY BRAKECT GD15NS,-,SECC T0.8,-,-,-,-,- GD15N*/GD15A* 7-15...
  • Page 38 CONFIDENTIAL 7 Electrical Parts List Memo 7-16 GD15N*/GD15A*...
  • Page 39 CONFIDENTIAL 6 Exploded View & Parts List Memo GD15N*/GD15A*...
  • Page 40 RA306 ~ RA311? Does the clock pulse Check IC204 and related circuit of IC204. appear at Pin 12 of IC204? Does the clock pulse appear at Replace IC403. output Pin 39, 40 of IC403? Replace LCD Panel. GD15N*/GD15A*...
  • Page 41 Check Pin 8 (AGC) Check replace the tuner. of IC703 (CN402). Check Pin 72, 73, 74 of IC402. Replace IC402. Check related circuit of Does the signal appear at D405. D405 and replace D405. Check IC301 and replace mainboard. GD15N*/GD15A*...

  • Page 42: No Sound

    Does the low signal Check related circuit of at R528, R529? R528, R529 and replace. Check Pin 14, 17 Replace IC502. of IC502 (TDA7496). Check Pin 60, 67 of Replace IC501 (MSP25/10). IC501 (MSP25/10). Check related circuit of IC501, IC502 and tuner. GD15N*/GD15A*...
  • Page 43 CONFIDENTIAL 4 Alignments and Adjustments Memo GD15N*/GD15A*...
  • Page 44 3-2 Replacement Order of Lamp Assemblies 1. After confirm there is nothing on the desk Turn the LCD module over and put it on a flat desk set to the ground. 2. Push down the stopper and slide the lamp unit. GD15N*/GD15A*...
  • Page 45 LCD module : opposite process 2 and 3 Replacement of lamp unit should be done at the power off state and rcommended clean bench condition. 3-3 Reassembly Reassembly procedures are in the reverse order of Disassembly procedures. GD15N*/GD15A*...
  • Page 46 CONFIDENTIAL 3 Disassembly and Reassembly Memo GD15N*/GD15A*...

  • Page 47: Pin Assignments

    GND-Green GND-Blue GND-Blue GND-Blue No Connection No Connection Not Used GND-Sync/Self Test GND-Sync/Self Test GND-Sync/Self Test DDC Data DDC Data DDC Data Horizontal sync H/V-Sync Not Used Vertical sync Not Used Not Used DDC Clock DDC Clock DDC Clock GD15N*/GD15A*...
  • Page 48 CONFIDENTIAL 2 Product Specifications 2-3 Timing Chart This section of the service manual describes the timing that the computer industry recognizes as standard for computer-generated video signals. Table 2-1 Timing Chart GD15N*/GD15A*...
  • Page 49 Sync. width 0.057ms 0.106ms 0.125ms 0.064ms 0.106ms Back porch 0.626ms 0.607ms 0.478ms 0.448ms 0.513ms Sync. polarity Positive Positive Positive Positive Negative or Negative Dot Clock 36.000MHz 40.000MHz 50.000MHz 49.500MHz 75.000MHz Sync. Type Separate Separate Separate Separate Separate Scan Type GD15N*/GD15A*...
  • Page 50 12.795ms 13.714ms 12.549ms Front porch 0.017ms 0.086ms 0.020ms Sync. width 0.050ms 0.086ms 0.060ms Back porch 0.466ms 1.114ms 0.784ms Sync. polarity Positive Negative Negative Dot Clock 78.750MHz 30.240MHz 57.284MHz Sync. Type Separate Separate Separate Composite Composite Sync.-on-G Sync.-on-G Scan Type GD15N*/GD15A*...
  • Page 51 CONFIDENTIAL 2 Product Specifications Memo GD15N*/GD15A*...

  • Page 52: Servicing Precautions

    Use only an anti-static solder removal device. Some brushing clothes together, or lifting your foot from solder removal devices not classified as “anti-static” a carpeted floor can generate enough static can generate electrical charges sufficient to damage electricity to damage an ESD. ESDs. GD15N*/GD15A*...
  • Page 53 Samsung Electronics Co.,Ltd. 416, Maetan-3Dong, Paldal-Gu, Suwon City, Kyungki-Do, Korea. Printed in Korea P/N : BN81-00032A-00 http://www.samsungmonitor.com (SyncMaster Worldwide) http://www.samsung-monitor.com (SyncMaster USA) http://www.sec.co.kr/monitor (Korea)

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