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COLOR MONITOR
DP14LS
DP14LT
DP15LS
DP15LT




SERVICE Manual

COLOR MONITOR CONTENTS
1. Precautions

2. Product Specifications

3. Operating Instructions

4. Disassembly & Reassembly

5. Alignment & Adjustments

6. Troubleshooting

7. Exploded View & Parts List

8. Electrical Parts List

9. Block Diagram

10. Wiring Diagram

11 Schematic Diagrams
11 Schematic Diagrams
11-1 Power Part Schematic Diagram




MULTI-MEDIA




11-1 DP14L*/DP15L*
11 Schematic Diagrams

1 410 V (IC601, #1) 2 8.40 V (IC601, #5)




CH1 = 410 V CH1 RMS = 332.8 V CH1 = 8.40 V CH1 RMS = 4.680 V




DP14L*/DP15L* 11-2
11 Schematic Diagrams

11-2 Micom Part Schematic Diagram




11-3 DP14L*/DP15L*
11 Schematic Diagrams

14 5.92 V (IC201, #16, 17) 20 4.92 V (IC201, #14) 21 5.52 V (IC201, Keyin/out) 23 5.16 V (IC202, #3)




CH1 P-P = 5.92 V CH1 RMS = 3.812 V CH1 P-P = 4.92 V CH1 RMS = 2.912 V CH1 P-P = 5.52 V CH1 RMS = 3.696 V CH1 P-P = 5.16 V CH1 RMS = 3.570 V




24 5.28 V (IC201, #31) 25 4.96 V (IC201, #30)




CH1 P-P = 5.28 V CH1 RMS = 1.218 V CH1 P-P = 4.96 V CH1 RMS = 350 mV




DP14L*/DP15L* 11-4
11 Schematic Diagrams

11-3 HOR./VER. Part Schematic Diagram




TILT
OPTION




11-5 DP14L*/DP15L*
11 Schematic Diagrams

3 5.12 V (IC401, #6) 4 4.60 V (IC401, #26) 8 1.12 V (IC401, #24) 9 3.16 V (IC401, #23)




CH1 P-P = 5.12 V CH1 RMS = 4.256V CH1 P-P = 4.60 V CH1 RMS = 3.054 V CH1 P-P = 1.12 V CH1 RMS = 3.094 V CH1 P-P = 3.16 V CH1 RMS = 3.686 V




10 50.8 V (IC301, #9) 12 14.0 V (IC401, #28) 26 5.48 V (IC401, #1) 27 4.48 V (IC401, #2)




CH1 P-P = 50.8 V CH1 RMS = 7.04 V CH1 P-P = 14.0 V CH1 RMS = 7.34 V CH1 P-P = 5.48 V CH1 RMS = 1.362 V CH1 P-P = 4.48 V CH1 RMS = 284 mV




28 2.76 V (IC401, #12) 29 736 mV (IC401, #16) 32 158 V (CN105, G1)




CH1 P-P = 2.76 V CH1 RMS = 842 mV CH1 P-P = 736 mV CH1 RMS = 233.6 mV CH1 P-P = 158 V CH1 RMS = 151.1 V




DP14L*/DP15L* 11-6
11 Schematic Diagrams

11-4 H_OUT Part Schematic Diagram




15" ONLY




11-7 DP14L*/DP15L*
11 Schematic Diagrams

5 28.4 V (Q501, Collector) 6 10.40 V (Q402, Base) 7 1.176 kV (Q402, Collector) 11 38.4 V (T501, #4)




CH1 P-P = 28.4 V CH1 RMS = 15.55 V CH1 P-P = 10.40 V CH1 RMS = 1.664 V CH1 P-P = 1.176 kV CH1 RMS = 349.2 V CH1 P-P = 38.4 V CH1 RMS = 10.38 V




13 136 V (Q504, Drain) 30 5.8 V (Q412, Collector) 31 5.36 V (Q510, Collector)




CH1 P-P = 136 V CH1 RMS = 78.3 V CH1 P-P = 5.8 V CH1 RMS = 20.84 V CH1 P-P = 5.36 V CH1 RMS = 4.210 V




DP14L*/DP15L* 11-8
11 Schematic Diagrams

11-5 Video Part Schematic Diagram




11-9 DP14L*/DP15L*
11 Schematic Diagrams

15 3.16 V (IC101, #21) 16 43.2 V (IC103, #3) 17 35.2 V (SK103, G1) 18 5.60 V (IC101, #12)




CH1 P-P = 3.16 V CH1 RMS = 1.008 V CH1 P-P = 43.2 V CH1 RMS = 63.56 V CH1 P-P = 35.2 V CH1 RMS = 80.84 V CH1 P-P = 5.60 V CH1 RMS = 4.908 V




19 46.4 V (SK103, G) 22 1.016 V (CN202_2, #2,4,6)




CH1 P-P = 46.4 V CH1 RMS = 38.16 V CH1 P-P = 1.016 V CH1 RMS = 174.4 mV




DP14L*/DP15L* 11-10
11 Schematic Diagrams

Memo




11-11 DP14L*/DP15L*
Samsung Electronics Co., Ltd. April 1999
Printed in Korea
Code No.: BH68-00128A