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Samsung
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DP15HS
Alignment and Adjustments
8 pgs80.22 Kb0
Block Diagram
2 pgs16.62 Kb0
Electrical Parts List
16 pgs215.5 Kb0
Expoioded View and Parts List
8 pgs982.98 Kb0
Precautions
3 pgs70.79 Kb0
Schematic
65 pgs1.1 Mb0
Schematics Diagram
11 pgs508.25 Kb0
Service Manual
2 pgs13.27 Kb0
Specifications
4 pgs40.1 Kb0
Troubleshooting
18 pgs141.17 Kb0
Wiring Diagram
1 pgs18.46 Kb0

Samsung DP15HS Schematics Diagram

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Page 1
10-1 DP15H*/DP17L*
10 Schematic Diagrams
10-1 SMPS Part Schematic Diagram
Page 2
10 Schematic Diagrams
DP15H*/DP17L* 10-2
1 2 3 4 5
285 V
18.1 V
1.51 V
4.98 V
286 V
18.0 V
2.01 V
4.98
pin #
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
Table 10-1. IC601 (DP104C)
Unit: Vrms
1 2 3 4
13.57 V
12.05
-17.0 mV
4.99 V
13.50
12.05
-15.5 mV
4.99 V
pin #
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
Table 10-2. IC602 (78R12)
Unit: Vrms
1
100V (IC601, #1)
CH1 P-P = 100V CH1 RMS = 350.2 V
2
100V (IC601, #1)
CH1 P-P = 100V CH1 RMS = 325.8V
Page 3
10 Schematic Diagrams
10-3 DP15H*/DP17L*
10-2 Micom Part Schematic Diagram
Page 4
10 Schematic Diagrams
DP15H*/DP17L* 10-4
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16 17 18 19 20 21
5.01 V
5.01 V
5.01 V
-4.9 mV
5.00 V
4.9 V
31.2 mV
7.96 mV
5.12 V
15.3 mV
1.13 V
1.68 V
15.5 mV
4.13 mV ~ 3.9 V
3.66 V
4.99 V
4.31 V
2.49 V
2.44
0.47 mV
-2.0 mV
-3.2 mV
-4.4 mV
5.00 V
4.90 V
30.8 mV
-7.4 mV
-8.5 mV
-9.4 mV
5.12 V
-14.5 mV
1.13 V
1.70 V
-14 mV
41.3 V ~ 3.9 V
3.67 V
4.99 V
4.34 V
2.49 V
0.6 V
1.02 V
2.91 V
1.14 V
3.99 V
4.93 V
4.73 V
11.3 mV
0.314 V
15.3 mV
15.6 mV
5.12 V
5.11 V
5.11 V
5.11 V
5.11 V
5.11 V
0.145 V
5.12 V
5.12
1.02 V
0.31 V
1.04 V
-8.7 mV
3.99 V
5.0 V
4.49 V
-11.4 mV
4.49 V
3.98 V
-14.6 mV
-14.8 mV
5.12 V
5.11 V
5.11 V
5.11 V
5.11 V
5.11 V
0.146 V
5.12 V
5.12 V
22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
pin #
pin #
MODES
1024 x 768 / 85 Hz 1024 x 768 / 85 Hz640 x 480 / 60 Hz 640 x 480 / 60 Hz
MODES
Table 10-3. IC201 (KS88C623IN)
Unit: Vrms
18
1.00 V (IC201, #13, 14)
CH1 P-P = 1.00 V CH1 RMS = 2.108 V
Page 5
10 Schematic Diagrams
10-5 DP15H*/DP17L*
10-3 H/V OSC & Vertical Part Schematic Diagram
Page 6
10 Schematic Diagrams
DP15H*/DP17L* 10-6
pin #
1
2
3
4
5
6
7
8
9 10
0.64
13.2
-10.5
-11.0
-3.9 mV 0 mV
12.9 V
0.64 V
0.64
13.0
-10.6
-10.9
-1.6 mV
12.6 V
0.64 V
pin #
MODES
800 x 600 / 85 Hz 640 x 480 / 60 Hz
Table 10-5. IC301 (KA2142)
Unit: Vrms
1 2 3 4 5 6 7 8
9 10 11 12 13 14
12.01
3.06
5.12
13.5
5.12
5.12
6.51
0.66
1.63
1.63
11.19
1.63
1.63
0.70
11.8
3.60
5.12
13.3
5.11
5.12
6.43
3.96
1.63
1.63
-11.1
1.63
1.63
-0.68
pin #
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
Table 10-6. IC603 (LM324N)
Unit: Vrms
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
0.33 V
5.64 V
4.45 V
2.15 V
2.48 V
3.54 V
-15.4 mV
0.964 V
2.01 V
11.7 V
2.73 V
1.38 V
1.29 V
-11.3 mV
4.73 V
0.76 V
-0.15 V
5.68 V
3.89 V
1.39 V
2.48 V
6.48 V
-14.5 mV
0.93 V
2.02 V
11.7 V
1.86 V
1.38 V
1.29 V
-11.4 mV
4.49 V
0.64 V
pin #
MODES
1024 x 768 85 Hz 640 x 480 / 60 Hz
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
24.7 mV
5.12 V
5.12 V
4.02 V
5.01 V
2.69 V
3.02 V
2.66
-15.4 mV
3.86 V
1.54 V
2.57 V
4.54 V
5.47 V
5.47 V
6.11 V
23.9 mV
5.12 V
5.12 V
4.04 V
5.01 V
3.17 V
3.03 V
2.67 V
-14.7 mV
3.86 V
2.51 V
2.56V
4.51 V
5.00 V
4.99
6.08
MODES
1024 x 768 85 Hz 640 x 480 / 60 Hz
Table 10-7 IC401 (TDA4859)
Unit: Vrms
3
2.00 V(IC401, #6)
CH1 P-P = 2.00 V CH1 RMS = 5.868 V
4
1.00 V (IC401, #8)
CH1 P-P = 1.00 V CH1 RMS = 1.298 V
7
1.00 V (IC401, #11)
CH1 P-P = 1.00 V CH1 RMS = 3.008 V
8
500 V (IC401, #12)
CH1 P-P = 500 V CH1 RMS = 1.425 V
9
10.0 V (IC301, #6)
CH1 P-P = 10.0 V CH1 RMS = 5.06 V
12
2.00 V (IC401, #32)
CH1 P-P = 2.00 V CH1 RMS = 6.124 V
Page 7
10 Schematic Diagrams
10-7 DP15H*/DP17L*
10-4 Deflection Part Schematic Diagram
Page 8
10 Schematic Diagrams
DP15H*/DP17L* 10-8
13
50.0 V (T502, #6)
CH1 P-P = 50.0 V CH1 RMS = 75.6 V
14
100 V (T502, #1)
CH1 P-P = 100 V CH1 RMS = 124.0 V
11
50.0 V (Q402, Drain)
CH1 P-P = 50.0 V CH1 RMS = 73.7 V
10
2.00 V (Q402, Gate)
CH1 P-P = 2.00 V CH1 RMS = 7.692 V
6
200 V (Q408, Collector)
CH1 P-P = 200 V CH1 RMS = 387.2 V
5
20.0 V (Q403, Collector)
CH1 P-P = 20.0 V CH1 RMS = 46.80 V
23
5.00 V (Q303, Collector)
CH1 P-P = 5.00 V CH1 RMS = 28.33 V
Page 9
10 Schematic Diagrams
10-9 DP15H*/DP17L*
10-5 Video Part Schematic Diagram
Page 10
10 Schematic Diagrams
DP15H*/DP17L* 10-10
1 2 3 4 5 6 7 8
9 10 11 12 13 14
2.42 V
11.8 V
1.06 mV
2.42 V
11.85 V
2.41 V
1.44 mV
4.22 V
5.11 V
5.11 V
2.45 V
11.8 V
2.44 V
11.8 V
2.43 V
1.39 mV
4.15 V
5.11 V
5.11 V
11.2 V
11.2 V
11.2 V
4.73 V
4.01 V
4.35 V
2.42
11.8 V
2.40
4.29
2.55
4.31
99.1 mV
11.2 V
11.2 V
11.2 V
4.49 V
4.55 V
4.34 V
2.56 V
11.8 V
2.53 V
4.27 V
2.68 V
4.29 V
99.5 mV
15 16 17 18 19 20 21 22 23 24 25 26 27 28
pin #
pin #
MODES
1024 x 768 / 85 Hz 1024 x 768 / 85 Hz640 x 480 / 60 Hz 640 x 480 / 60 Hz
MODES
Table 10-8. IC101 (KA2506)
Unit: Vrms
1
2
3
4
5
6
7
8
9
38.5
39.9
GND
2.4 V
2.55
11.8
2.4 V
72.8
42.5
36.9
38.1
GND
2.53
2.68
11.8
2.4 V
73.2
40.2
pin #
MODES
800 x 600 / 85 Hz 640 x 480 / 60 Hz
Table 10-9. IC103 (LM2437)
Unit: Vrms
1 2 3 4 5 6 7 8
9 10 11 12
2.24 V
1.26 V
1.27 V
4.93
3.99
5.11
5.11 NC NC NC NC
NC NC NC NC
4.91
4.9
5.3 V
5.5 V
5.6 V NC
4.93
pin #
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
Table 13-10. IC104 (KS2501 ~ 09)
Unit: Vrms
22
10.0 V ( R, G, B, Video )
CH1 P-P = 10.0 V CH1 RMS = 17.02 V
24
20.00 V (CRT, G1)
CH1 P-P = 20.0 V CH1 RMS = 66.68 V
19
1.00 V (IC104, #6)
CH1 P-P = 1.00 V CH1 RMS = 4.516 V
20
1.00 V (IC104, #17)
CH1 P-P = 1.00 V CH1 RMS = 5.024 V
21
1.00 V (IC101, #21. 24. 26)
CH1 P-P = 1.00 V CH1 RMS = 2.580 V
15
1.00 V (IC101, #5, 8, 10)
CH1 P-P = 1.00 V CH1 RMS = 2.452 V
16
1.00 V (IC101, #21,24,26)
CH1 P-P = 1.00 V CH1 RMS = 2.792 V
17
20.0 V (IC103, #1, 2, 3)
CH1 P-P = 20.0 V CH1 RMS = 40.52 V
Page 11
10 Schematic Diagrams
10-11 DP15H*/DP17L*
Memo
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