Samsung DS17BS Service Manual Download Page 1

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TFT-LCD MONITOR

Chassis

Model

Degas

DS17BS*

Manual

SERVICE

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

8. Block Diagram

9. Wiring Diagram

10. PCB Layout

11. Schematic Diagrams

12. Panel Description

Summary of Contents for DS17BS

Page 1: ...D MONITOR CONTENTS 1 Precautions 2 Product Specifications 3 Disassembly Reassembly 4 Alignment Adjustments 5 Troubleshooting 6 Exploded View Parts List 7 Electrical Parts List 8 Block Diagram 9 Wiring Diagram 10 PCB Layout 11 Schematic Diagrams 12 Panel Description ...

Page 2: ...or Appliances and Underwriters Laboratories UL Publication UL1410 59 7 Figure 1 1 Leakage Current Test Circuit 4 With the unit completely reassembled plug the AC line cord directly into a 120V AC outlet With the unit s AC switch first in the ON position and then OFF measure the current between a known earth ground metal water pipe conduit etc and all exposed metal parts including metal cabinets sc...

Page 3: ...the power switch ON Connect an insulation resistance meter 500 V to the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible conductive parts see above should be greater than 1 megohm 6 Always connect a test instrument s ground lead to the instrument chassis ground before connecting the positive lead always remove the instrument s ground lead last 6 Do n...

Page 4: ...ch of sync type Level TTL level Maximum Pixel Clock rate 135 MHz Active Display H V 337 92 mm 270 336 mm AC power voltage Frequency AC 100 240 VAC 10 60 50 Hz 3 Hz Power Consumption 40 W MAX Dimensions W x D x H Set 14 2 x 14 3 x 7 6 Inches 361 6 x 363 0 x 193 9 mm After installation of stand 14 2 x 13 0 x 2 2 Inches 361 6 x 330 6x 55 0 mm Without stand Package 18 1 x 5 6 x 15 5 Inches 461 x 142 x...

Page 5: ...15 Red Green Blue GND GND DDC Return GND R GND G GND B No Connection GND Sync Self Test GND DDC Data H Sync V Sync DDC Data Red Green Blue GND GND DDC Return GND R GND G GND B No Connection GND Sync Self Test GND DDC Data H V Sync Not Used DDC Data Red Green H V Sync Blue GND GND DDC Return GND R GND G GND B Not Used GND Sync Self Test GND DDC Data Not Used Not Used DDC Data ...

Page 6: ... Q msec R msec S msec Clock Frequency MHz Polarity H Sync V Sync Remark IBM VGA3 60 Hz 640 x 480 640 72 Hz 640 x 480 640 75Hz 640x480 800 56 Hz 800 x 600 800 60 Hz 800 x 600 VGA1 70 Hz 640 x 350 VGA2 70 Hz 720 x 400 Table 2 1 Timing Chart 31 469 31 777 3 813 1 589 26 058 0 318 70 087 14 268 0 064 0 858 13 155 0 191 28 322 Negative Positive Separate 31 469 31 778 3 813 1 589 26 058 0 318 59 940 16 ...

Page 7: ...fH kHz A µsec B µsec C µsec D µsec E µsec fV Hz O msec P msec Q msec R msec S msec Clock Freq MHz Polarity H Sync V Sync Remark IBM 640 75 Hz 640 x 480 800 60 Hz 800 x 600 800 75 Hz 800 x 600 1024 60 Hz 1024 x 768 1024 75 Hz 1024 x 768 VGA2 70 Hz 720 x 400 VGA3 60 Hz 640 x 480 Table 2 2 Timing Chart 31 469 31 778 3 813 1 589 26 058 0 318 59 940 16 683 0 064 0 794 15 761 0 064 26 175 Negative Negat...

Page 8: ... quality control department Install the below jig Figure 1 and enter the data 4 4 OSD Adjustment When Replacing Panel 1 Adjust brightness and contrast to 0 Then press the exit key for 5 second Service function OSD will appear on screen 2 Press the key to place the cursor on the panel Press the menu key for 5 seconds 4 5 OSD Adjustment When Replacing Lamp Only 1 Adjust brightness and contrast to 0 ...

Page 9: ...tion OSD you will have to power off Figure 2 The example of service function OSD Figure 3 Panel Information Software Version Check sum The service function OSD is based on a grid of 29 columns x 12 rows The service function OSD consists of panel information software version and MICOM check sum 4 6 2 How to Control Service Function OSD 1 With the panel selected on OSD whenever you press the right k...

Page 10: ... panel Ch No increases one step and the panel time information is reset to zero Simultaneously other information is reset to zero Upper Lower lamp Panel cycle Figure 5 Figure 6 4 6 4 How to Control Service Function OSD In the case of Upper Lamp or Lower Lamp change After changeing the Upper Lamp or Lower Lamp 1 Select the Upper Lamp or Lower Lamp 2 Press the Menu key within an 5 seconds Then Ch No...

Page 11: ... EEPROM adjustment Motion path see Figure 7 One step movement requires 4 minutes total of 32 steps 128 minutes Location is reset a the monitor is restarted b image mode is adjusted c user adjusts a key Note Pixel shift is not a vailable in service menu 2 Country Worldwide Korean Chinese Japanese This function enables to select relevant OSD language for each region country Worldwide 7 languages Eng...

Page 12: ...4 Alignments and Adjustments DS17BS 4 5 Figure 8 2 Figure 8 3 Figure 9 Figure 9 1 ...

Page 13: ...4 Alignments and Adjustments 4 6 DS17BS Memo ...

Page 14: ...ully never use metal instruments to pry apart the cabinet 3 R Cover opening jig BH81 00001A 1 Place monitor face down on cushioned table Remove rear cover from the monitor and remove 5 screws from the mointor CAUTION Remove screw grip don t on the stand than fall the stand from the top side of the foot 2 Disconnect function cable and lift up the stand Remove 5 screws from the monitor 3 Open the re...

Page 15: ...o not replace lamp for the LTM170EX L01 panel Note No speciflc color for the wire connector of panel lamp is required You can change a connector assemble 3 3 Reassembly Reassembly procedures are in the reverse order of disassembly procedures 6 Disconnect LVDS cable and inverter cable ...

Page 16: ...utton for more than 5 seconds the monitor automatically turns back to the factory preset 5 1 No Power Does proper DC 14 V appear at Pin 39 40 or Pin 41 of CN01 Check SMPS Yes No Does proper DC 5 V appear at Pin 2 of IC104 Check IC104 and it s related circuit Replace IC102 Yes Does proper DC 5 V appear at Pin 5 of IC102 Yes Does the pulse appear at X102 Yes While pushing the power key does voltage ...

Page 17: ...e pulse appear at Pin 126 and 127 of IC101 Replace IC109 or check it s related circuit Does DC 5V appear at Pin 1 2 and 3 of CN04 Yes Yes No No Replace X101 or check it s related circuit No No Does the pulse appear at Pin 122 of IC101 Does the pulse appear at Pin 74 and 75 of IC101 Replace LCD panel Yes Replace IC101 Yes Check IC102 and check it s related circuit Yes 3 4 5 1 6 7 8 ...

Page 18: ...5 Troubleshooting DS17BS 5 3 1 2 3 4 5 6 7 8 WAVEFORMS ...

Page 19: ...is video but no OSD When pushing a front control button does any change appear at Pin 16 and 17 of IC102 Press exit key for more than 5 seconds to do the factory preset No Replace IC101 and check its related circuit Yes Replace front control button ...

Page 20: ... C105 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C106 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C110 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C111 2203 005437 C CER CHIP 10000nF 80 20 10V Y5V TP 3216 C112 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C113 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C114 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C115 2203 005005 C CER ...

Page 21: ...05005 C CER CHIP 100nF 10 16V X7R TP 1608 C169 2402 001128 C AL SMD 100UF 20 16V WT TP 6 3X5 7MM C170 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C171 2203 000257 C CER CHIP 10nF 10 50V X7R TP 1608 C172 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C173 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C174 2203 005005 C CER CHIP 100nF 10 16V X7R TP 1608 C175 2203 005005 C CER CHIP 100nF 10 16...

Page 22: ...TP IC104 1203 001448 IC SWITCH VOL REG 2596 TO 263 5P PLASTIC 4 750 5 250V 40TO 125C 3A ST IC107 1203 001293 IC POSI FIXED REG 033 T0 252 3P 6 5MIL PLASTIC 3 IC108 1203 002450 IC VOLTAGE REGULATOR MC33375ST 2 5T3 SOT 223 4P 137MIL PLASTIC 2 475 2 525V 40TO 125C 300MA TP IC109 0505 001772 FET SILICON FDS9933A P 20V 3 8A 0 075OHM 2W SO 8 IC110 0803 000117 IC TTL 74F14 INVERTER SOP 14P 150MIL IC111 1...

Page 23: ...IP 15Kohm 5 1 10W TP 1608 R161 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 R162 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 R163 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 R164 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 R165 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 R166 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 R167 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 R168 2007 000084 R CHIP 4 7Kohm 5 1 10...

Page 24: ...R CHIP 100ohm 5 1 10W TP 1608 R228 2007 000074 R CHIP 100ohm 5 1 10W TP 1608 R229 2007 000070 R CHIP 0ohm 5 1 10W TP 1608 X101 2801 003667 CRYSTAL SMD 14 3182MHZ 50PPM 28 AAN 16 50OHM TP X102 2801 003773 CRYSTAL SMD 12MHZ 30PPM 28 AAN 20PF 50OHM TP ZD102 0403 000258 DIODE ZENER BZX84C5V6 5 6V 5 2 6 0V 225mW ZD103 0403 000258 DIODE ZENER BZX84C5V6 5 6V 5 2 6 0V 225mW ZD104 0403 000258 DIODE ZENER B...

Page 25: ...H63 30103A FELT STAND MCM1755 FELT T1 0 W10 L4 STD BN39 00420A CBF STAND CABLE DS17BS UL20379 UL CSA 24P 15P 41P 195 6MM BLACK DC JACK DSUB DVI FI W41S BK SJ03 STD BN61 00649A STAND NECK FRONT 172X ABS GR70 SPRAY SNA STD BN61 00650A STAND NECK REAR 172X ABS GR70 SPRAY SNA STD BN61 00651A STAND BASE 172X ABS GR70 SPRAY SNA STD BN61 00652A STAND TOP 172X ABS GR70 SPRAY SNA STD BN61 00653A STAND BASE...

Page 26: ...N69 00577B PALLET DS17BS WOODEN 1390 790 120 SNA P M BN96 00196B ASSY MISC P SCREW 152X WALL MOUNTING SNA P M BN96 00618A ASSY MISC P BRKT VESA 172X BRKT VESA ASSY SNA BN92 00901E ASSY ACCESSORY DS15ASDS EDC EDC NETHERLANDS SNA CIS BN96 00649E ASSY ACCESSORY DS15ASDS EDC EDC NETHERLANDS ACCESSORY 0203 000214 TAPE OPP MASKING OPP W50 CLR T0 05 W50 L400000 SNA ACCESSORY 6801 001073 CARD REGISTRATION...

Page 27: ...Memo 7 Electrical Parts List 7 8 DS17BS ...

Page 28: ...8 Block Diagram This Document can not be used without Samsung s authorization DS17BS 8 1 ...

Page 29: ...8 Block Diagrams 8 2 DS17BS Memo ...

Page 30: ...DS17BS 9 1 9 Wiring Diagram ...

Page 31: ...Memo 9 Wiring Diagram 9 2 DS17BS ...

Page 32: ...1 17 PB0 16 PB1 15 PB2 14 PB3 PB4 28 27 PB5 PB6 26 PB7 25 3 PC0 2 PC1 1 P31 11 P34 12 13 P35 PA0 29 PA1 24 PA2 23 22 PA3 21 PA4 20 PA5 19 PA6 18 PA7 5 CVV GND 7 HSYNCI 43 38 NC1 39 NC2 OSCI 9 OSCO 8 P30 10 100 IC102 NT68F63L R213 ZD106 4 7K R156 2 3 D111 1 16V 100nF C125 MO 50V 10pF C141 1 16W 680K R146 107 114 VDDP_7 VSYNC0 127 65 WRZ 122 XIN XOUT 123 31 SOGIN0 58 VDDC_1 64 VDDC_2 VDDC_3 85 VDDC_...

Page 33: ...11 Schematic Diagrams 11 2 DS17BS 1 2 3 4 5 6 7 8 ...

Page 34: ... N BN82 00105C 00 http www samsungmonitor com SyncMaster Worldwide http www samsung monitor com SyncMaster USA URL http ecms samsungelectronics com This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law ...

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