Samsung SyncMaster 170T Скачать руководство пользователя страница 9

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3-1-1 Removing the Stand

1. With a pad beneath it, stand the monitor on its

front with the screen facing downward and
the base close to you. Make sure nothing will
damage the screen.

2. Remove the 4 screws on the Stand.

Caution:

Be careful. The signal cable and
power cable are still attached to the
monitor.

3. Disconnect the Signal Cable and Power Cord.

3-1-2 Main Body Disassembly

1. Remove 2 screws on the Rear Cover.
2. Pull the Rear Cover up and off the monitor.
3. Remove 15 screws on the PCB Shield and

remove the Shield.

4. Remove 4 screws on the Main PCB and 2

screws on the Inverter PCB and 2 screws on
the 10P Harness.

5. Disconnect the interface wire (31P) between

the Panel and the CN601 connector on the
Main PCB.

6. Disconnect the Function PCB wire (10P)

between the Function PCB and the CN102
connector on the Main PCB.

7. Disconnect 2 Inverter wires between the Panel

and the CN2, 3 connectors on the Inverter PCB
and disconnect the 12P harness between CN1
connector on the inverter and CN103
connector on the Main PCB.

8. Carefully lift the Main PCB Assembly and

Inverter PCB and place them on a flat, level
surface that is protected from static electricity.

9. Remove 4 screws on the PCB Bracket.
10. Remove the Bracket Assembly from the Front

Cover.

11. Remove the 3 screws on the Function PCB

from the Front Cover and remove the
Function PCB and Function Knob.

12. Remove 4 screws on the Front Shield and

remove the PCB Bracket and the Front Shield.

SyncMaster 170T/180T

3-1

3 Disassembly and Reassembly

This section of the service manual describes the disassembly and reassembly procedures for the
SyncMaster 170T/180T TFT-LCD monitors.

WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling

these components.

3-1 Disassembly (SyncMaster 170T)

Cautions:

1. Disconnect the monitor from the power source before disassembly.

2. Follow these directions carefully; never use metal instruments to pry apart the cabinet.

Содержание SyncMaster 170T

Страница 1: ...LOR MONITOR CONTENTS 1 Precautions 2 Product Specifications 3 Disassembly Reassembly 4 Alignments Adjustments 5 Troubleshooting 6 Exploded View Parts List 7 Electrical Parts List 8 Block Diagram 9 Wiring Diagram 10 Schematic Diagrams SyncMaster 170T SyncMaster 180T ...

Страница 2: ...Samsung Electronics Co Ltd June 2000 Printed in Korea Code No BN68 00049V 01 ...

Страница 3: ...it 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 screwheads and control shafts The current measured should not exceed 0 5 milliamp Reverse the power plug prongs in the AC outl...

Страница 4: ...witch 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 not remove a...

Страница 5: ...e 135 MHz 108MHz Active Display 338 3 mm Horizontal Vertical 270 3 mm AC power voltage Frequency AC 90 to 264 Volts 60 50 Hz 3 Hz Power Consumption 42 W max 40W normal Dimensions Unit W x D x H 17 32 x 7 16 x 18 19 Inches 440 x 182 x 462 mm 17 7 x 18 2 x 7 2 Inches 449 4 x 461 2 x 182 mm Carton W x D x H 22 91 x 22 51 x 12 48 Inches 582 x 572 x 317 mm 22 4 x 11 6 x 22 8 Inches 570 x 295 x 580 mm W...

Страница 6: ...s Sync Type Pin No 15 Pin D Sub Signal Cable Connector Separate Composite 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Red Green Blue GND DDC Return GND GND R GND G GND B DDC Power Input 5V Self Raster GND Bi Dr Data SDA H Sync V Sync DDC Clock SCL Red Green Blue GND DDC Return GND GND R GND G GND B DDC Power Input 5V Self Raster GND Bi Dr Data SDA H V Sync Not Used DDC Clock SCL Red Green H V Sync Blue GN...

Страница 7: ...6 660 1 219 2 235 13 003 0 203 75 029 13 328 0 050 0 466 12 795 0 017 78 750 Positive Positive Separate 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 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 480 640 85 Hz 640 x 480 800 75 Hz 80...

Страница 8: ...2 Product Specifications 2 4 SyncMaster 170T 180T Memo ...

Страница 9: ...d the CN2 3 connectors on the Inverter PCB and disconnect the 12P harness between CN1 connector on the inverter and CN103 connector on the Main PCB 8 Carefully lift the Main PCB Assembly and Inverter PCB and place them on a flat level surface that is protected from static electricity 9 Remove 4 screws on the PCB Bracket 10 Remove the Bracket Assembly from the Front Cover 11 Remove the 3 screws on ...

Страница 10: ...unction PCB wire 10P between the Function PCB and the CN102 connector on the Main PCB 8 Disconnect 2 Inverter wires between the Panel and the CN2 CN3 connectors on the Inverter PCB 9 Disconnect the 12P harness between CN1 connectors on the Inverter PCB and CN103 connector on the Main PCB 10 Carefully lift the Main PCB Assembly and Inverter PCB and place them on a flat level surface that is protect...

Страница 11: ...14V develop but no screen Main PCB 14V does not develop Main PCB 4 If you push and hold the EXIT button 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 DC jack connected to CN101 Check Power Adaptor Yes No Does proper DC 5 V appear at Pin 4 of IC105 Check IC105 and related circuit Check Q102 Q103 and Q105 Yes No Does pro...

Страница 12: ... 40 41 of IC 300 PLL H V MX PDEN Yes During power on off does the input signal appear at the Pin29 30 of IC300 AD SDA AD SCL Do the clock and sync signal appear at Pin115 117 of IC 300 A_DCLKAB A_MX_HSYNC and does the digital video signal appear at the output port PDA PDB Yes During power on off dose the input signal appear at the R 410 and R 411 MX SDA MX SCL Yes 7 8 9 10 1 2 3 4 5 6 Does the dig...

Страница 13: ... for these ports No Check IC501 and related circuit No Check IC101 and related circuit No Does the input signal appear at the Pins 40 41 of IC 300 PLL H V MX_PDEN Do the clock and DE signal appear at Pin 44 46 of IC 101 T_ DCLK T_DE and does the digital video signal appear at the output port PDA PDB Yes During power on off dose the input signal appear at the R 410 and R 411 MX SDA MX SCL Yes 7 8 1...

Страница 14: ...CH1 RMS 3 25V 3 CH1 RMS 3 12V 4 CH1 RMS 2 20V 5 CH1 RMS 3 3V 6 CH1 RMS 3 3V 17 CH1 RMS 3 08V 18 CH1 RMS 3 08V 9 CH1 RMS 2 50V 10 CH1 RMS 960mV 15 CH1 RMS 3 3V 16 CH1 RMS 3 3V 8 CH1 RMS 3 24V 1 CH1 RMS 3 26V 7 CH1 RMS 3 20V 19 CH1 RMS 2 78V 20 CH1 RMS 3 22V ...

Страница 15: ...SD 5 3 No OSD While pushing a front control button does any pulse appear at Pin 12 of IC404 WAVEFORMS Does input signal appear at the Pins 2 5 and 10 of IC404 Check IC405 and related circuit Check IC404 and related circuit Yes No 11 12 13 11 CH1 RMS 4 18V 13 CH1 RMS 3 26V 12 CH1 RMS 3 26V ...

Страница 16: ...SyncMaster 170T 180T 6 1 6 Exploded View and Parts List 6 1 SyncMaster 170T ...

Страница 17: ...6 Exploded View Parts List 6 2 SyncMaster 170T 180T 6 2 SyncMaster 180T ...

Страница 18: ...6 Exploded View Parts List SyncMaster 170T 180T 6 3 ...

Страница 19: ...6 Exploded View Parts List 6 4 SyncMaster 170T 180T ...

Страница 20: ...08 C120 2402 001042 C AL SMD 100uF 20 16V GP TP 6 6x6 6x5 C121 2409 001029 C ORGANIC 120uF 20 6 3V WT TP 10 3x10 3 C122 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C123 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C124 2402 001042 C AL SMD 100uF 20 16V GP TP 6 6x6 6x5 C125 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C126 2402 001044 C AL SMD 100uF 20 25V TP 8 ...

Страница 21: ... 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C233 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C234 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C235 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C236 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C237 2203 000257 C CERAMIC CHIP 10nF 10 50V X7R TP 1608 C238 2402 000176 C AL SMD 10uF 20 16V GP TP...

Страница 22: ... C403 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C404 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C405 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C406 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C407 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C408 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C409 2203 005005 C CERAMIC ...

Страница 23: ...9 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C450 2203 000626 C CERAMIC CHIP 22pF 5 50V NPO TP 1608 C451 2402 000176 C AL SMD 10uF 20 16V GP TP 4 3x4 3x5 4 C452 2203 000626 C CERAMIC CHIP 22pF 5 50V NPO TP 1608 C453 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C454 2402 001042 C AL SMD 100uF 20 16V GP TP 6 6x6 6x5 C455 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1...

Страница 24: ... C625 2402 001042 C AL SMD 100uF 20 16V GP TP 6 6x6 6x5 C626 2409 001029 C ORGANIC 120uF 20 6 3V WT TP 10 3x10 3 C627 2402 001042 C AL SMD 100uF 20 16V GP TP 6 6x6 6x5 C628 2402 001042 C AL SMD 100uF 20 16V GP TP 6 6x6 6x5 C629 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C630 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1608 1 6m C631 2203 005005 C CERAMIC CHIP 100nF 15 16V W5R TP 1...

Страница 25: ...E 75V 600mA SOT 23 TP D102 0401 001056 DIODE SWITCHING MMBD4148SE 75V 600mA SOT 23 TP D103 0401 001056 DIODE SWITCHING MMBD4148SE 75V 600mA SOT 23 TP D104 0401 001056 DIODE SWITCHING MMBD4148SE 75V 600mA SOT 23 TP D105 0401 001056 DIODE SWITCHING MMBD4148SE 75V 600mA SOT 23 TP D106 0401 001056 DIODE SWITCHING MMBD4148SE 75V 600mA SOT 23 TP D107 0401 001056 DIODE SWITCHING MMBD4148SE 75V 600mA SOT ...

Страница 26: ...1 FT404 2901 001114 FILTER EMI SMD 25VDC 2 0ADC 100nF 3 2x1 6x1 FT406 2901 001114 FILTER EMI SMD 25VDC 2 0ADC 100nF 3 2x1 6x1 FT407 2901 001114 FILTER EMI SMD 25VDC 2 0ADC 100nF 3 2x1 6x1 FT408 2901 001114 FILTER EMI SMD 25VDC 2 0ADC 100nF 3 2x1 6x1 FT410 2901 001114 FILTER EMI SMD 25VDC 2 0ADC 100nF 3 2x1 6x1 FT501 2901 001114 FILTER EMI SMD 25VDC 2 0ADC 100nF 3 2x1 6x1 FT502 2901 001114 FILTER E...

Страница 27: ...MD 3 3UH 20 3 2X2 5X2 2MM L109 2703 001778 INDUCTOR SMD 3 3UH 20 3 2X2 5X2 2MM L110 BN27 20001A COIL CHOKE 53 0UH 20 DR10 5 TRAY L111 2703 001334 INDUCTOR SMD 1 5uH 10 2x1 25x0 85mm L112 2703 001334 INDUCTOR SMD 1 5uH 10 2x1 25x0 85mm L113 2703 001778 INDUCTOR SMD 3 3UH 20 3 2X2 5X2 2MM L114 2703 001334 INDUCTOR SMD 1 5uH 10 2x1 25x0 85mm L115 2703 001334 INDUCTOR SMD 1 5uH 10 2x1 25x0 85mm L116 2...

Страница 28: ...108 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 R109 2007 000078 R CHIP 1Kohm 5 1 16W DA TP 1608 R110 2007 000125 R CHIP 3 9Kohm 5 1 16W DA TP 1608 R111 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 R200 2007 000072 R CHIP 47ohm 5 1 16W DA TP 1608 R201 2007 000072 R CHIP 47ohm 5 1 16W DA TP 1608 R202 2007 000072 R CHIP 47ohm 5 1 16W DA TP 1608 R203 2007 001167 R CHIP 75ohm 5 1 16W DA TP 1608 R20...

Страница 29: ...100ohm 5 1 16W DA TP 1608 R320 2007 000074 R CHIP 100ohm 5 1 16W DA TP 1608 R321 2007 000074 R CHIP 100ohm 5 1 16W DA TP 1608 R322 2007 000074 R CHIP 100ohm 5 1 16W DA TP 1608 R323 2007 000118 R CHIP 390ohm 5 1 16W DA TP 1608 R324 2007 000071 R CHIP 22ohm 5 1 16W DA TP 1608 R325 2007 001002 R CHIP 510ohm 5 1 16W DA TP 1608 R326 2007 000118 R CHIP 390ohm 5 1 16W DA TP 1608 R327 2007 000071 R CHIP 2...

Страница 30: ...Mohm 5 1 16W DA TP 1608 R500 2007 001002 R CHIP 510ohm 5 1 16W DA TP 1608 R501 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 R502 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 R503 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 R504 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 R505 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 R506 2007 000084 R CHIP 4 7Kohm 5 1 16W DA TP 1608 R507 2007 000084 R C...

Страница 31: ...00ohm 5 1 16W DA TP 1608 R547 2007 000074 R CHIP 100ohm 5 1 16W DA TP 1608 R548 2007 000075 R CHIP 220ohm 5 1 16W DA TP 1608 R549 2007 000074 R CHIP 100ohm 5 1 16W DA TP 1608 R550 2007 000074 R CHIP 100ohm 5 1 16W DA TP 1608 R551 2007 001002 R CHIP 510ohm 5 1 16W DA TP 1608 R552 2007 000120 R CHIP 680ohm 5 1 16W DA TP 1608 R553 2007 001002 R CHIP 510ohm 5 1 16W DA TP 1608 R554 2007 000120 R CHIP 6...

Страница 32: ...A304 2011 000002 R NETWORK 22ohm 5 1 16W L CHIP 8P ST RA305 2011 000002 R NETWORK 22ohm 5 1 16W L CHIP 8P ST RA306 2011 000002 R NETWORK 22ohm 5 1 16W L CHIP 8P ST RA307 2011 000002 R NETWORK 22ohm 5 1 16W L CHIP 8P ST RA308 2011 000002 R NETWORK 22ohm 5 1 16W L CHIP 8P ST RA309 2011 000002 R NETWORK 22ohm 5 1 16W L CHIP 8P ST RA310 2011 000002 R NETWORK 22ohm 5 1 16W L CHIP 8P ST RA311 2011 00000...

Страница 33: ...X2 131 404 322 5 25 IPS PROCESS PBA UNIT 170T BN94 00046A ASSY PCB GR17MS SXF1 0101 S CABLE BN39 20001E CBF SIGNAL DET 1830MM 15P 15P IVORY UL29 P CORD BH39 10339Z CBF POWER CORD DET RW3 250V 10A BLK 18 CHINA BH39 10005A CBF POWER CORD CAP 1200MM 250V 10A BLK 18 UK THAILAND BH39 10007A CBF POWER CORD WALL 1830MM 250V 6A IVY SEG SESA SEF BH39 10339E CBF POWER CORD DET SVT 125V 7A 10A IVY SEA SESA B...

Страница 34: ...ock Diagram SyncMaster 170T 180T 8 1 ANALOG PC DIGITAL PC DRAM OSD Scaller MX88L282 TMDS SII151 ADC PLL AD9884 LCD Panel I F CLOCK MCU Setup Data User I F User Key Back Light Control Power Sequence Control ...

Страница 35: ...8 Block Diagrams 8 2 SyncMaster 170T 180T Memo ...

Страница 36: ...CL DDC_SDA AGND RX1 RX1 AGND AGND AGND AGND AGND RX2 RX2 CN852 13 14 15 16 17 18 19 20 21 22 23 24 RX0 AGND AGND AGND AGND RXC RXC RX0 SELF RASTER_D AGND DDC POWER INPUT 5V CONNECTION SIGNAL OUTPUT 5V 1 2 10 3 4 5 6 7 8 9 GND GND GND NC SELF TEST GND GND CN201 11 12 13 14 15 GND H_SYNC DDC_DATA RED BLUE GREEN 1 2 3 IN 14V IN 14V GND CN101 DDC_CLK V_SYNC KEY1 LED_G KEY2 LED_R GND KEY 5V 5V GND LED ...

Страница 37: ...9 Wiring Diagram 9 2 SyncMaster 170T 180T Memo ...

Страница 38: ...NC T_VSYNC T_DE T_DCLK A_V_SYNC DDC_DATA PDA 0 23 H V_SYNC V_SYNC A_DCLKAB SWITCH A_DCLKAB A_MX_HSYNC RED BLUE GREEN MX_PDEN CLAMP_CPU PLL_H V AD_SDA AD_SCL PDA 0 23 PDB 0 23 SWITCH PDB 0 23 RX2 RX2 RX1 RX1 RX0 RX0 RXC RXC PC_SOG_SYNC A_H V_SYNC Rx1 Rx2 Rx1 Rx2 RxC RxC Rx0 Rx0 SELFRAST_W SELFRAST_D SOG_SYNC 9 10 5 6 T_RED 7 0 7 8 14 13 12 11 19 20 5 CH1 RMS 3 3V 6 CH1 RMS 3 3V 13 CH1 RMS 3 08V 14 ...

Страница 39: ...g SyncMaster 170T 180T 10 2 10 2 Scaler Part Schematic Diagram PLL_H V MCU_VSYNCO MX_PDEN MX_HSYNC DCLKAB ...

Страница 40: ...KBB SWITCH BL_CNT KEY1 KEY2 LVSYNCB LCD_ON_OFF SW_REG_EN DGND LED_G LED_R RAA 0 7 GAA 0 7 BAA 0 7 BL_ON SW_REG_EN RBA 0 7 GBA 0 7 BBA 0 7 4 1 2 3 18 17 16 15 2 CH1 RMS 3 25V 3 CH1 RMS 3 12V 4 CH1 RMS 2 20V 1 CH1 RMS 3 26V 17 CH1 RMS 3 08V 18 CH1 RMS 3 08V 15 CH1 RMS 3 3V 16 CH1 RMS 3 3V ...

Страница 41: ...g SyncMaster 170T 180T 10 4 10 4 MCU Part Schematic Diagram ...

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