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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) 19 44.4 V (Q501, Drain) 20 928 V (Q502, Emitter) 21 210 V (Q503, Drain) 22 13.6 V (Q503, Gate)
pin # MODES MODES




pin #
31 kHz 68 kHz 96 kHz 31 kHz 68 kHz 96 kHz

1 0.25 0.25 0.25 22 4.00 3.70 3.77
2 0.25 0.25 0.25 23 GND GND GND
3 0.91 1.38 1.37 24 3.85 0.32 4.03
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
4 0.76 3.10 4.47 25 4.95 4.95 4.95
5 2.70 3.08 3.08 26 0 0 0
6 2.56 2.50 2.50 27 4.95 4.94 4.94
7 0.25 0.25 0.25 28 4.95 4.94 4.94
8 4.93 4.93 4.93 29 4.95 4.94 4.94 23 58.4 V (Q510, Emitter) 24 616 V (T502, FOCUS #13) 25 4.24 V (IC401, #4) 26 13.28 V (IC401, #6)
9 GND GND GND 30 4.95 4.93 4.93
10 4.96 4.94 4.94 31 0.06 0.06 0.06
11 4.95 4.94 4.94 32 2.28 2.28 2.28
12 4.95 4.95 4.95 33 2.21 2.21 2.21
13 NC NC NC 34 4.91 4.91 4.91
14 NC NC NC 35 4.92 4.92 4.92
15 4.35 0 0 36 12.01 0.06 0.06 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
16 0.11 0.12 0.17 37 12.01 0.06 0.06
17 0 0 0 38 9.65 9.66 0.06
18 4.99 4.98 4.84 39 12.01 0.06 0.06
19 4.95 4.95 4.95 40 4.96 4.96 4.96
27 216 V (T402, #6) 28 51.6 V (Q406, Drain) 29 1.160 kV (Q407, Collector) 30 78 V (L406, #3)
20 0.02 0 0 41 GND 0 0
21 0.59 0.36 0.38 42 5.08 4.74 4.74

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) 31 160 V (Q507, Collector) 45 212 V (Q502, Base) 46 3.62 V (T502, #8) 47 606 V (T504, #1)

MODES MODES
pin #




pin #




31 kHz 68 kHz 96 kHz 31 kHz 68 kHz 96 kHz

1 0.59 0.36 0.38 17 GND 0 0
2 0.03 0.02 0.02 18 12.03 12.03 12.03
3 0.09 0.09 0.09 19 GND 0 0
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
4 3.28 3.26 3.26 20 5.38 5.16 5.12
5 3.20 2.51 2.16 21 8.04 8.04 8.04
6 6.33 6.32 6.32 22 3.50 3.50 3.50
7 3.97 3.95 3.94 23 3.55 3.52 3.51
8 1.52 3.34 4.72 24 3.10 3.11 3.11
9 1.52 3.34 4.72 25 0 0 0
10 3.41 3.16 3.16 26 5.79 5.68 5.60
11 GND GND GND 27 GND 0 0
12