Samsung CKG7507L Service Manual
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SERVICE
COLOR MONITOR
COLOR MONITOR
CKG7507L
(SyncMaster 700s
COLOR
TEMP.
Manual
CONTENTS
1. Precautions
2. Reference Information
3. Product Specifications
4. Operating Instructions
5. Disassembly & Reassembly
6. Alignment & Adjustments
7. Troubleshooting
8. Exploded View & Parts List
9. Electrical Parts List
10. Block Diagram
11. PCB Diagrams
12. Wiring Diagram
13. Schematic Diagrams
)

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Summary of Contents for Samsung CKG7507L

  • Page 1 COLOR MONITOR CKG7507L (SyncMaster 700s SERVICE Manual COLOR MONITOR CONTENTS 1. Precautions 2. Reference Information 3. Product Specifications 4. Operating Instructions 5. Disassembly & Reassembly 6. Alignment & Adjustments 7. Troubleshooting 8. Exploded View & Parts List 9. Electrical Parts List COLOR TEMP.
  • Page 2 V I D E O B O A R D VIDEO OUTPUT R G B Video Pre-Amp D-SUB INPUT CRT SOCKET BOARD (15 PIN) IC101(LM2405T) IC101(KA2140B) R G B SOCKET R G B - CUTOFF OSD DRIVE CONTROL CONTROL(KA324) IC401(LSC4350) TILT HEATER M A I N B O A R D...
  • Page 3: Schematic Diagrams

    13 Schematic Diagrams 13-1 Power Part Schematic Diagram 13-1 CKG7507L...
  • Page 4 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 14.6 Unit: Vrms 13.8 13.6 Table 13-5. IC607 (GL7812) Unit: Vrms MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz Unit: Vrms CKG7507L 13-2...
  • Page 5 13 Schematic Diagrams 13-2 Micro Processor & Vertical Deflection Part Schematic Diagram 13-3 CKG7507L...
  • Page 6 640 x 480 / 60 Hz CH1 P-P = 5.36 V CH1 RMS = 1.500 V CH1 P-P = 5.36 V CH1 RMS = 332 mV CH1 P-P = 7.12 V CH1 RMS = 4.836 V Unit: Vrms CKG7507L 13-4...
  • Page 7 13 Schematic Diagrams 13-3 Horizontal Deflection & High Voltage Part Schematic Diagram 13-5 CKG7507L...
  • Page 8 CH1 P-P = 6.08 V CH1 RMS = 4.440 V 312 V (T503, #1) 160 V (Q514, Collector) 11.7 Unit: Vrms CH1 P-P = 312 V CH1 RMS = 96.2 V CH1 P-P = 160 V CH1 RMS = 69.1 V CKG7507L 13-6...
  • Page 9 13 Schematic Diagrams 13-4 Video & Control Part Schematic Diagram 13-7 CKG7507L...
  • Page 10 640 x 480 / 60 Hz 1024 x 768 / 85 Hz 640 x 480 / 60 Hz –12.6 –12.6 Unit: Vrms Unit: Vrms Table 13-17. IC105 (74HCT14) MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz Unit: Vrms CKG7507L 13-8...
  • Page 11: Pcb Diagrams

    11 PCB Diagrams 11 PCB Diagrams 11-1 Main PCB (Bottom View) CKG7507L/LM 11-1...
  • Page 12: Video Pcb (Bottom View)

    11 PCB Diagrams 11-2 Video PCB (Bottom View) 11-2 CKG7507L/LM...
  • Page 13 KSC1008 Q404, Q407, Q608 TL494 IC501 LM2405 IC102 YG123S15/ D403 FMQG2FS/ 5TZ52 LSC4350 IC104 KSC5088 Q406 KA2S0680 IC601 KSC5386/ Q503 KA2140B IC101 2SC5149 IRF740 Q504 UPC1883 IC401 IRF630 Q411 68HC705 IC201 IRF/U230A Q405, Q408, Q409 G D S CKG7507L/LM 11-3...
  • Page 14: Wiring Diagram

    12 V 12 V GND_B GND_B refer to pin EEP_CLK EEP_CLK assignment RESERVED RESERVED S_RASTER S_RASTER product spec. CN201 AUDIO IN AUDIO IN CN103 CF103 H_SYNC H_SYNC V_SYNC V_SYNC CN106 (CN-TILT) CN201-1 CN201-2 CONTROL PCB LED PCB VR PCB CKG7507L 12-1...

This manual is also suitable for:

Syncmaster 700s plus

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