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13 Schematic Diagrams
13-1 Micom & H/V Processor Part Schematic Diagram

13-1

SyncMaster 1000s (CGP1607L)

13 Schematic Diagrams
6 34.4 V (IC301, #6)) 7 54.8 V (IC301, #5) 8 2.62 V (V_RAMP) 9 5.84 V (IC201, #5))

CH1 P-P = 34.4 V

CH1 RMS = 14.7 V

CH1 P-P = 54.8 V

CH1 RMS = 6.4 V

CH1 P-P = 2.62 V

CH1 RMS = 0.45 V

CH1 P-P = 5.84 V

CH1 RMS = 2.958 V

10 5.96 V (IC201, CLAMP)

11 5.24 V (IC201, #20)

12 5.36 V (IC201, #21))

13 3.84 V (IC201, #32)

CH1 P-P = 5.96 V

CH1 RMS = 0.84 V

CH1 P-P = 5.24 V

CH1 RMS = 0.24 V

CH1 P-P = 5.36 V

CH1 RMS = 1.5 V

CH1 P-P = 3.84 V

CH1 RMS = 2.5 V

14 3.32 V (IC403, #12)

15 3.72 V (IC403, #15)

16 1.64 V (IC403, #24)

17 4.16 V (IC403, #23)

CH1 P-P = 3.32 V

CH1 RMS = 0.83 V

CH1 P-P = 3.72 V

CH1 RMS = 3.6 V

CH1 P-P = 1.64 V

CH1 RMS = 3 V

CH1 P-P = 4.16 V

CH1 RMS = 3.5 V

18 14.16 V (H_DRIVE)

43 3.48 V (IC403, #4)

44 12.40 V (IC403, #26)

CH1 P-P = 14.16 V CH1 RMS = 8.1 V

CH1 P-P = 3.48 V

CH1 RMS = 2.898 V

CH1 P-P = 12.40 V CH1 RMS = 8.188 V

SyncMaster 1000s (CGP1607L)

13-2

13 Schematic Diagrams

13-2 Deflection Part Schematic Diagram

13-3

SyncMaster 1000s (CGP1607L)

13 Schematic Diagrams
Table 13-1. IC201 (ST72E75)
pin # pin # MODES 31 kHz 0.25 0.25 0.91 0.76 2.70 2.56 0.25 4.93 GND 4.96 4.95 4.95 NC NC 4.35 0.11 0 4.99 4.95 0.02 0.59 68 kHz 0.25 0.25 1.38 3.10 3.08 2.50 0.25 4.93 GND 4.94 4.94 4.95 NC NC 0 0.12 0 4.98 4.95 0 0.36 96 kHz 0.25 0.25 1.37 4.47 3.08 2.50 0.25 4.93 GND 4.94 4.94 4.95 NC NC 0 0.17 0 4.84 4.95 0 0.38 MODES 31 kHz 4.00 GND 3.85 4.95 0 4.95 4.95 4.95 4.95 0.06 2.28 2.21 4.91 4.92 12.01 12.01 9.65 12.01 4.96 GND 5.08 68 kHz 3.70 GND 0.32 4.95 0 4.94 4.94 4.94 4.93 0.06 2.28 2.21 4.91 4.92 0.06 0.06 9.66 0.06 4.96 0 4.74 96 kHz 3.77 GND 4.03 4.95 0 4.94 4.94 4.94 4.93 0.06 2.28 2.21 4.91 4.92 0.06 0.06 0.06 0.06 4.96 0 4.74 19 44.4 V (Q501, Drain) 20 928 V (Q502, Emitter) 21 210 V (Q503, Drain) 22 13.6 V (Q503, Gate)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42

CH1 P-P = 44.4 V

CH1 RMS = 26.0 V

CH1 P-P = 928 V

CH1 RMS = 250 V

CH1 P-P = 210 V

CH1 RMS = 109.6 V

CH1 P-P = 13.6 V

CH1 RMS = 5.3 V

23 58.4 V (Q510, Emitter)

24 616 V (T502, FOCUS #13)

25 4.24 V (IC401, #4)

26 13.28 V (IC401, #6)

CH1 P-P = 58.4 V

CH1 RMS = 38.7 V

CH1 P-P = 616 V

CH1 RMS = 308 V

CH1 P-P = 4.24 V

CH1 RMS = 1.76 V

CH1 P-P = 13.28 V CH1 RMS = 7.5 V

27 216 V (T402, #6)

28 51.6 V (Q406, Drain)

29 1.160 kV (Q407, Collector)

30 78 V (L406, #3)

Unit: Vrms

11; Right: 3.4 V, Left: 2.5 V, Down: 1.5 V, Up: 0.7 V 12; S/W: 3.2 V, Menu: 2.4 V, Exit: 1.4 V

CH1 P-P = 216 V

CH1 RMS = 151 V

CH1 P-P = 51.6 V

CH1 RMS = 22.6 V

CH1 P-P = 1.160 kV CH1 RMS = 300 V

CH1 P-P = 78 V

CH1 RMS = 126.1 V

Table 13-2. IC403 (TDA9110)
pin # pin # MODES 31 kHz 0.59 0.03 0.09 3.28 3.20 6.33 3.97 1.52 1.52 3.41 GND ­0.04 7.94 7.98 3.14 3.26 68 kHz 0.36 0.02 0.09 3.26 2.51 6.32 3.95 3.34 3.34 3.16 GND ­0.12 7.94 7.92 2.78 3.23 96 kHz 0.38 0.02 0.09 3.26 2.16 6.32 3.94 4.72 4.72 3.16 GND ­0.22 7.94 7.89 3.3 3.22 MODES 31 kHz GND 12.03 GND 5.38 8.04 3.50 3.55 3.10 0 5.79 GND 1.64 12.03 4.91 4.91 4.95 68 kHz 0 12.03 0 5.16 8.04 3.50 3.52 3.11 0 5.68 0 0.84 12.03 4.91 4.91 4.95 96 kHz 0 12.03 0 5.12 8.04 3.50 3.51 3.11 0 5.60 0 0.65 12.03 4.91 4.91 4.95

31 160 V (Q507, Collector)

45 212 V (Q502, Base)

46 3.62 V (T502, #8)

47 606 V (T504, #1)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

CH1 P-P = 160 V

CH1 RMS = 159 V

CH1 P-P = 212 V

CH1 RMS = 245.2 V

CH1 P-P = 3.62 V

CH1 RMS = 3.330 V

CH1 P-P = 606 V

CH1 RMS = 279.4 V

Unit: Vrms

SyncMaster 1000s (CGP1607L)

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13 Schematic Diagrams

13-3 Power Part Schematic Diagram

13-5

SyncMaster 1000s (CGP1607L)

13 Schematic Diagrams
Table 13-3. IC401 (KA3843B)
pin # pin # MODES 31 kHz 3.78 2.49 0.87 1.59 GND 2.30 11.85 4.96 68 kHz 3.03 2.49 0.51 1.42 GND 4.61 11.85 4.96 93 kHz 2.81 2.49 0.32 1.49 GND 6.29 11.85 4.96

Table 13-5. IC501 (TL494)
MODES 31 kHz 4.92 4.92 1.48 0 0.01 3.51 GND 12.00 3.19 3.19 12.00 12.00 GND 4.92 7.03 4.92 68 kHz 4.92 4.92 1.35 0 0.63 3.51 GND 12.00 4.03 4.03 12.00 12.00 GND 4.92 7.15 4.92 96 kHz 4.92 4.92 1.31 0 0.61 3.51 GND 12.00 4.67 4.67 12.00 12.00 GND 4.92 7.20 4.92

1 436 V (IC701, Source)

2 552 V (IC601, #1))

3 10.24 V (IC601, #4)

4 10.24 V (IC601, #8)

1 2 3 4 5 6 7 8

Unit: Vrms

Table 13-4. IC402 (TDA2006)
pin # MODES 31 kHz 0.76 0.76 ­12.04 ­4.11 12.03 68 kHz 3.09 3.10 ­12.49 0.41 12.03 96 kHz

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

CH1 P-P = 436 V

CH1 RMS = 295 V

CH1 P-P = 552 V

CH1 RMS = 323 V

CH1 P-P = 10.24 V CH1 RMS = 1.2 V

CH1 P-P = 10.24 V CH1 RMS = 0.8 V

5 42.4 V (Q604, Drain)

CH1 P-P = 42.4 V

CH1 RMS = 15.3 V

Unit: Vrms
1 2 3 4 5 4.45 4.47 ­12.49 3.05 12.03

Unit: Vrms

SyncMaster 1000s (CGP1607L)

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13 Schematic Diagrams

13-4 Video & CRT & Convergence & Key Part Schematic Diagram

13-7

SyncMaster 1000s (CGP1607L)

13 Schematic Diagrams
Table 13-6. IC301 (TDA8172)
pin # MODES 31 kHz 1.19 14.85 ­11.67 ­12.10 0.01 14.45 1.19 68 kHz 1.19 14.91 ­11.73 ­12.32 0.12 14.63 1.19 96 kHz 1.19 14.91 ­11.67 ­12.33 0.07 14.68 1.19 32 5.72 V (IC102, #10)) 33 5.44 V (IC104, #19) 34 5.56 V (IC104, H_BLK) 35 3.60 V (IC104, #35)

1 2 3 4 5 6 7

CH1 P-P = 5.72 V

CH1 RMS = 4.212 V

CH1 P-P = 5.44 V

CH1 RMS = 868 mV

CH1 P-P = 5.56 V

CH1 RMS = 1.990 V

CH1 P-P = 3.60 V

CH1 RMS = 2.938 V

36 47.2 V (IC105, #6)

37 47.2 V (CN102_RG, #1)

38 34.0 V (D105, G1)

39 5.24 V (IC106, #18)

Unit: Vrms

Table 13-7. IC106 (LSC4350P2)
pin # pin # MODES 31 kHz 0.24 0.55 0.55 4.90 4.13 NC 4.91 4.91 NC 0 2.31 2.31 68 kHz 0.34 0.71 0.71 4.89 3.82 NC 4.91 4.91 NC 0 2.30 2.29 96 kHz 0.45 1.00 1.00 4.88 3.59 NC 4.91 4.91 NC 0 2.29 2.28 MODES 31 kHz 0 0 2.12 4.25 4.89 4.90 NC 0.42 0 0 0 GND 68 kHz 0 0 2.09 4.17 4.85 4.89 NC 0.42 0 0 0 0 96 kHz 0 0 2.07 4.08 4.83 4.89 NC 0 0 0 0 0 40 4.72 V (IC106, #15) 41 4.92 V (IC106, #12) 42 1.00 V(IC104, #2) 48 4.46 V (IC106, #5)
CH1 P-P = 47.2 V CH1 RMS = 49.40 V CH1 P-P = 47.2 V CH1 RMS = 52.44 V CH1 P-P = 34.0 V CH1 RMS = 12.72 V CH1 P-P = 5.24 V CH1 RMS = 4.798 V

1 2 3 4 5 6 7 8 9 10 11 12

13 14 15 16 17 18 19 20 21 22 23 24

CH1 P-P = 4.72 V

CH1 RMS = 3.896 V

CH1 P-P = 4.92 V

CH1 RMS = 2.712 V

CH1 P-P = 1.00 V

CH1 RMS = 2.600 V

CH1 P-P = 4.46 V

CH1 RMS = 3.934 V

Unit: Vrms

49 5.14 V (IC106, #7, 8)

50 3.66 V (IC106, #21)

51 3.22 V (IC104, #4)

Table 13-8. IC107 (M52324P)
pin # pin # MODES 31 kHz 0.42 0.56 0.97 0.42 0.56 0.96 0.42 0.56 0.76 11.38 11.38 11.39 GND GND NC 2.96 4.89 11.97 68 kHz 0.42 0.56 0.97 0.42 0.56 0.96 0.42 0.56 0.76 11.38 11.38 11.39 0 0 NC 2.96 4.89 11.97 96 kHz 0.42 0.56 0.97 0.42 0.56 0.96 0.42 0.56 0.76 11.38 11.38 11.39 0 0 NC 2.96 4.89 11.97

Table 13-9. IC108 (M52759SP)
MODES 31 kHz 0 2.36 2.14 4.96 0.01 0.01 7.58 6.03 6.02 11.67 2.71 3.87 1.23 6.93 0 0.05 0.40 0 6.11 11.69 68 kHz 0 2.36 2.14 4.96 0.01 0.01 7.58 6.02 6.00 11.67 2.80 3.98 1.23 6.93 0 0.06 0.71 0 6.07 11.69 96 kHz 0 2.36 2.13 4.96 0.01 0.01 7.58 6.02 5.93 11.67 2.82 4.06 1.23 6.93 0 0.07 0.94 0 6.03 11.69
CH1 P-P = 5.14 V CH1 RMS = 4.858 V CH1 P-P = 3.66 V CH1 RMS = 1.882 V CH1 P-P = 3.22 V CH1 RMS = 1.530 V

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Unit: Vrms

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Unit: Vrms

SyncMaster 1000s (CGP1607L)

13-8

13 Schematic Diagrams

Memo

13-9

SyncMaster 1000s (CGP1607L)