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10 Schematic Diagrams
10-1 SMPS Part Schematic Diagram




10-1 DP15H*/DP17L*
10 Schematic Diagrams

Table 10-1. IC601 (DP104C) Table 10-2. IC602 (78R12) 1 100V (IC601, #1) 2 100V (IC601, #1)

pin # MODES MODES




pin #
1024 x 768 / 85 Hz 640 x 480 / 60 Hz 1024 x 768 / 85 Hz 640 x 480 / 60 Hz

1 285 V 286 V 1 13.57 V 13.50
2 0.8 mV 0.6 mV 2 12.05 12.05
3 18.1 V 18.0 V 3 -17.0 mV -15.5 mV CH1 P-P = 100V CH1 RMS = 350.2 V CH1 P-P = 100V CH1 RMS = 325.8V
4 1.51 V 2.01 V 4 4.99 V 4.99 V
5 4.98 V 4.98
Unit: Vrms
Unit: Vrms




DP15H*/DP17L* 10-2
10 Schematic Diagrams

10-2 Micom Part Schematic Diagram




10-3 DP15H*/DP17L*
10 Schematic Diagrams

Table 10-3. IC201 (KS88C623IN) 18 1.00 V (IC201, #13, 14)

pin # MODES MODES




pin #
1024 x 768 / 85 Hz 640 x 480 / 60 Hz 1024 x 768 / 85 Hz 640 x 480 / 60 Hz

1 5.01 V 0.47 mV 22 1.02 V 1.02 V
2 5.01 V -2.0 mV 23 2.91 V 0.31 V
3 5.01 V -3.2 mV 24 1.14 V 1.04 V CH1 P-P = 1.00 V CH1 RMS = 2.108 V
4 -4.9 mV -4.4 mV 25 7.5 mV -8.7 mV
5 5.00 V 5.00 V 26 3.99 V 3.99 V
6 4.9 V 4.90 V 27 4.93 V 5.0 V
7 31.2 mV 30.8 mV 28 4.73 V 4.49 V
8 7.96 mV -7.4 mV 29 11.3 mV -11.4 mV
9 9.1 mV -8.5 mV 30 4.5 mV 4.49 V
10 9.9 mV -9.4 mV 31 0.314 V 3.98 V
11 5.12 V 5.12 V 32 15.3 mV -14.6 mV
12 15.3 mV -14.5 mV 33 15.6 mV -14.8 mV
13 1.13 V 1.13 V 34 5.12 V 5.12 V
14 1.68 V 1.70 V 35 5.11 V 5.11 V
15 15.5 mV -14 mV 36 5.11 V 5.11 V
16 4.13 mV ~ 3.9 V 41.3 V ~ 3.9 V 37 5.11 V 5.11 V
17 3.66 V 3.67 V 38 5.11 V 5.11 V
18 4.99 V 4.99 V 39 5.11 V 5.11 V
19 4.31 V 4.34 V 40 0.145 V 0.146 V
20 2.49 V 2.49 V 41 5.12 V 5.12 V
21 2.44 0.6 V 42 5.12 5.12 V

Unit: Vrms




DP15H*/DP17L* 10-4
10 Schematic Diagrams

10-3 H/V OSC & Vertical Part Schematic Diagram




10-5 DP15H*/DP17L*
10 Schematic Diagrams

Table 10-5. IC301 (KA2142) Table 10-6. IC603 (LM324N) 3 2.00 V(IC401, #6) 4 1.00 V (IC401, #8) 7 1.00 V (IC401, #11)

pin # MODES MODES




pin #
800 x 600 / 85 Hz 640 x 480 / 60 Hz 1024 x 768 / 85 Hz 640 x 480 / 60 Hz

1 0.64 0.64 1 12.01 11.8
2 13.2 13.0 2 3.06 3.60
3 1.5 mV 0.1 mV 3 5.12 5.12 CH1 P-P = 2.00 V CH1 RMS = 5.868 V CH1 P-P = 1.00 V CH1 RMS = 1.298 V CH1 P-P = 1.00 V CH1 RMS = 3.008 V
4 -10.5 -10.6 4 13.5 13.3
5 -11.0 -10.9 5 5.12 5.11
6 -3.9 mV -1.6 mV 6 5.12 5.12 8 500 V (IC401, #12) 9 10.0 V (IC301, #6) 12 2.00 V (IC401, #32)
7 0 mV 0.1 mV 7 6.51 6.43
8 0.1 mV 0.1 mV 8 0.66 3.96
9 12.9 V 12.6 V 9 1.63 1.63
10 0.64 V 0.64 V 10 1.63 1.63
11 11.19 -11.1
Unit: Vrms 12 1.63 1.63
13 1.63 1.63
CH1 P-P = 500 V CH1 RMS = 1.425 V CH1 P-P = 10.0 V CH1 RMS = 5.06 V
14 0.70 -0.68 CH1 P-P = 2.00 V CH1 RMS = 6.124 V


Unit: Vrms


Table 10-7 IC401 (TDA4859)
MODES MODES
pin #




pin #




1024 x 768 85 Hz 640 x 480 / 60 Hz 1024 x 768 85 Hz 640 x 480 / 60 Hz

1 0.33 V -0.15 V 17 24.7 mV 23.9 mV
2 5.64 V 5.68 V 18 5.12 V 5.12 V
3 4.45 V 3.89 V 19 5.12 V 5.12 V
4 2.15 V 1.39 V 20 4.02 V 4.04 V
5 2.48 V 2.48 V 21 5.01 V 5.01 V
6 3.54 V 6.48 V 22 2.69 V 3.17 V
7 -15.4 mV -14.5 mV 23 3.02 V 3.03 V
8 0.964 V 0.93 V 24 2.66 2.67 V
9 2.01 V 2.02 V 25 -15.4 mV -14.7 mV
10 11.7 V 11.7 V 26 3.86 V 3.86 V
11 2.73 V 1.86 V 27 1.54 V 2.51 V
12 1.38 V 1.38 V 28 2.57 V 2.56V
13 1.29 V 1.29 V 29 4.54 V 4.51 V
14 -11.3 mV -11.4 mV 30 5.47 V 5.00 V
15 4.73 V 4.49 V 31 5.47 V 4.99
16 0.76 V 0.64 V 32 6.11 V 6.08

Unit: Vrms




DP15H*/DP17L* 10-6
10 Schematic Diagrams

10-4 Deflection Part Schematic Diagram




10-7 DP15H*/DP17L*
10 Schematic Diagrams

5 20.0 V (Q403, Collector) 6 200 V (Q408, Collector) 10 2.00 V (Q402, Gate) 11 50.0 V (Q402, Drain)




CH1 P-P = 20.0 V CH1 RMS = 46.80 V CH1 P-P = 200 V CH1 RMS = 387.2 V CH1 P-P = 2.00 V CH1 RMS = 7.692 V CH1 P-P = 50.0 V CH1 RMS = 73.7 V




13 50.0 V (T502, #6) 14 100 V (T502, #1) 23 5.00 V (Q303, Collector)




CH1 P-P = 50.0 V CH1 RMS = 75.6 V CH1 P-P = 100 V CH1 RMS = 124.0 V CH1 P-P = 5.00 V CH1 RMS = 28.33 V




DP15H*/DP17L* 10-8
10 Schematic Diagrams

10-5 Video Part Schematic Diagram




10-9 DP15H*/DP17L*
10 Schematic Diagrams

Table 10-8. IC101 (KA2506) 15 1.00 V (IC101, #5, 8, 10) 16 1.00 V (IC101, #21,24,26) 17 20.0 V (IC103, #1, 2, 3) 19 1.00 V (IC104, #6)

pin # MODES MODES




pin #
1024 x 768 / 85 Hz 640 x 480 / 60 Hz 1024 x 768 / 85 Hz 640 x 480 / 60 Hz

1 4.6 mV 3.2 mV 15 11.2 V 11.2 V
2 4.5 mV 3.2 mV 16 11.2 V 11.2 V
3 4.4 mV 3.0 mV 17 11.2 V 11.2 V CH1 P-P = 1.00 V CH1 RMS = 2.452 V CH1 P-P = 1.00 V CH1 RMS = 2.792 V CH1 P-P = 20.0 V CH1 RMS = 40.52 V CH1 P-P = 1.00 V CH1 RMS = 4.516 V
4 4.0 mV 2.8 mV 18 4.73 V 4.49 V
5 2.42 V 2.45 V 19 4.01 V 4.55 V
6 11.8 V 11.8 V 20 4.35 V 4.34 V 20 1.00 V (IC104, #17) 21 1.00 V (IC101, #21. 24. 26) 22 10.0 V ( R, G, B, Video ) 24 20.00 V (CRT, G1)
7 1.06 mV 1.0 mV 21 2.42 2.56 V
8 2.42 V 2.44 V 22 1.6 mV 1.5 mV
9 11.85 V 11.8 V 23 11.8 V 11.8 V
10 2.41 V 2.43 V 24 2.40 2.53 V
11 1.44 mV 1.39 mV 25 4.29 4.27 V
12 4.22 V 4.15 V 26 2.55 2.68 V
13 5.11 V 5.11 V 27 4.31 4.29 V
CH1 P-P = 1.00 V CH1 RMS = 5.024 V CH1 P-P = 1.00 V CH1 RMS = 2.580 V CH1 P-P = 10.0 V CH1 RMS = 17.02 V CH1 P-P = 20.0 V CH1 RMS = 66.68 V
14 5.11 V 5.11 V 28 99.1 mV 99.5 mV

Unit: Vrms


Table 10-9. IC103 (LM2437) Table 13-10. IC104 (KS2501 ~ 09)
MODES MODES
pin #




pin #




800 x 600 / 85 Hz 640 x 480 / 60 Hz 1024 x 768 / 85 Hz 640 x 480 / 60 Hz

1 38.5 36.9 1 1.3 mV NC
2 39.9 38.1 2 2.24 V NC
3 GND GND 3 1.26 V NC
4 2.4 V 2.53 4 1.27 V NC
5 2.55 2.68 5 4.93 4.91
6 11.8 11.8 6 3.99 1.9 mV
7 2.4 V 2.4 V 7 5.11 4.9
8 72.8 73.2 8 5.11 5.3 V
9 42.5 40.2 9 NC 5.5 V
10 NC 5.6 V
Unit: Vrms 11 NC NC
12 NC 4.93

Unit: Vrms




DP15H*/DP17L* 10-10
10 Schematic Diagrams

Memo




10-11 DP15H*/DP17L*