Text preview for : CHB7707L_XAA.0000051600.E.16.pdf part of samsung 710s 710s schematics
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13 Schematic Diagrams
13-1 SMPS Part Schematic Diagram
CN603
CN602 CN606
R630
1 2
T601
R633
C610
CN_PFC SW601 R609
C619 R634
Power Line
13-1
CHB5**7L/6**7L7**7L
13 Schematic Diagrams
Table 13-1. IC601 (KA2S0680)
pin # MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 1.05 GND 33.2 mV 57.0 mV 42.0 mV 10.30 GND 34.0 mV 48.0 mV 46.0 mV 1 544 V (IC601, #1) 2 544 V (IC601, #1)
1 2 3 4 5
CH1 P-P = 544 V
CH1 RMS = 51.84V
CH1 P-P = 544 V
CH1 RMS = 51.84V
Unit: Vrms
CHB5**7L/6**7L/7**7L
13-2
13 Schematic Diagrams
13-2 Micom Part Schematic Diagram
R249
IC201
18
SW200
Power Line Signal Line
13-3
CHB5**7L/6**7L7**7L
13 Schematic Diagrams
Table 13-2. IC201
pin # pin # MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 4.370 5.080 1.810 mV 5.080 5.085 2.450 2.123 NC 14.53 mV 13.361 16.451 mV 5.084 NC 1.85 mV 5.066 5.084 3.650 mV 52.28 mV 10.02 mV 5.039 1.629 4.706 5.079 1.970 mV 5.080 5.085 2.450 2.121 NC 13.31 13.31 13.31 5.090 NC 2.00 mV 5.067 5.085 3.540 mV 51.800 mV 8.01 mV 5.042 1.630 MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 5.079 2.511 4.700 mV 3.633 3.517 NC NC NC GND 0.529 NC 3.998 NC 3.837 4.751 8.430 5.079 5.079 5.031 5.073 0.298 5.081 4.054 3.170 mV 3.635 3.519 NC NC NC GND 0.528 NC 5.035 NC 3.840 4.465 6.310 5.082 5.082 5.034 5.076 4.334 18 5.00 V (IC201, #6, 7)
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 = 5.00 V
CH1 RMS = 2.966 V
Unit: Vrms
CHB5**7L/6**7L/7**7L
13-4
13 Schematic Diagrams
13-3 High Voltage Part Schematic Diagram
R548
T502 C554
46V
SK501
C556 R553 R554 Q551 C552 R551 R552 C551 C519 D508
14 13
C553
R556
T501
R550 C518
46V
R524
R532
10
11
R503
9
Power Line Signal Line
13-5
CHB5**7L/6**7L7**7L
13 Schematic Diagrams
Table 13-3. IC501 (TL494CN)
pin # MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 4.859 4.855 1.753 21.80 mV 0.910 3.485 GND 11.834 3.035 3.034 11.834 11.834 GND 4.896 5.334 4.901 4.868 4.867 2.471 12.40 mV 1.245 3.485 GND 11.836 1.458 1.458 11.836 11.836 GND 4.896 5.336 4.895 9 1.14 V (IC501, #3) 10 12.16 V (IC501, #5) 11 9.12 V (Q502, Gate) 13 50.8 V (T502, #6) 14 360 V (T502, #1)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
CH1 P-P = 1.14 V
CH1 RMS = 837 mV
CH1 P-P = 12.16 V CH1 RMS = 6.376 V
CH1 P-P = 9.12 V
CH1 RMS = 3.736 V
CH1 P-P = 50.8 V
CH1 RMS = 16.56 V
CH1 P-P = 360 V
CH1 RMS = 114.4 V
Unit: Vrms
CHB5**7L/6**7L/7**7L
13-6
13 Schematic Diagrams
13-4 H/V OSC & Vertical Parts Schematic Diagram
R545 R542 R541 R540
8
CN302
3
V_DY
R303 R312
6
12
R406 R407
7
C413 R418 C417 R414 C412 R416 R417 D404 R411 R412 C414 Q402 R413 D403
Power Line Signal Line
13-7
CHB5**7L/6**7L7**7L
13 Schematic Diagrams
Table 13-4. IC301 (TDA9302H)
pin # pin # MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 1.221 13.368 10.366 11.013 8.0 mV 13.111 1.225 1.223 13.314 10.435 10.913 5.0 mV 12.936 1.225
Table 13-5. IC302 (LM324N)
MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 2.264 1.271 1.270 11.847 4.760 5.084 10.894 10.307 3.120 1.824 10.888 1.270 1.270 2.616 2.264 1.270 1.270 11.848 4.851 5.086 10.721 10.136 3.131 1.824 10.718 1.270 1.272 3.916
3 8.80 V (IC401, #6)
6 720 mV (IC401, #24)
7 3.40 V (IC401, #23)
1 2 3 4 5 6 7
Unit: Vrms
1 2 3 4 5 6 7 8 9 10 11 12 13 14
CH1 P-P = 8.80 V
CH1 RMS = 6.176 V
CH1 P-P = 720 mV CH1 RMS = 2.792 V
CH1 P-P = 3.40 V
CH1 RMS = 3.756 V
8 46.4 V (IC301, #5)
12 720 mV (IC401, #10)
Unit: Vrms
CH1 P-P = 46.4 V
CH1 RMS = 6.30 V
CH1 P-P = 720 mV CH1 RMS = 2.710 V
Table 13-6 IC401 (TDA9109/S)
pin # pin # MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 4.753 10.70 mV 5.084 2.840 4.183 2.527 2.534 3.663 0.216 2.247 77.18 mV 0.367 8.072 4.748 5.040 0.153 4.467 8.50 mV 5.084 3.324 4.255 1.531 1.537 3.778 0.225 2.752 73.60 mV 0.447 8.070 3.850 5.145 51.50 mV MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz GND 11.626 0.220 5.256 8.166 3.560 3.600 2.951 30.91 mV 4.432 GND 2.861 11.632 5.083 5.083 5.084 GND 11.627 0.670 5.470 8.162 3.570 3.610 3.367 31.97 mV 4.812 GND 1.358 11.633 5.086 5.086 5.087
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
Unit: Vrms
CHB5**7L/6**7L/7**7L
13-8
13 Schematic Diagrams
13-5 Horizontal Part Schematic Diagram
4
R444 R448
H-DY
R443
5
R432
Power Line Signal Line
13-9
CHB5**7L/6**7L7**7L
13 Schematic Diagrams
4 104.0 V (T401, #1) 5 26.4 V (T402, #10)
CH1 P-P = 104.0 V CH1 RMS = 51.84 V
CH1 P-P = 26.4 V
CH1 RMS = 7.02 V
CHB5**7L/6**7L/7**7L
13-10
13 Schematic Diagrams
13-6 Video Part Schematic Diagram
20 19 17
16 15
Power Line Signal Line
13-11
CHB5**7L/6**7L7**7L
13 Schematic Diagrams
Table 13-7. IC101 (KA5606)
pin # pin # MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 2.187 2.213 2.201 0.147 2.416 11.796 GND 2.397 11.795 2.407 GND 4.158 5.083 5.083 2.183 2.210 2.203 0.149 2.428 11.790 GND 2.409 11.790 2.419 GND 4.164 5.084 5.084 MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 11.185 11.179 11.197 4.750 4.320 4.360 2.299 GND 11.796 2.381 4.540 2.565 4.420 91.96 mV 11.178 11.171 11.188 4.463 4.635 4.406 2.449 GND 11.791 2.531 4.389 2.719 4.462 92.85 mV 15 780 mV (IC101 #5, 8, 10) 16 2.72 V (IC101 #21, 24, 26) 17 34.4 V (IC102 #1, 3, 5)
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
CH1 P-P = 780 mV CH1 RMS = 2.494 V
CH1 P-P = 2.72 V
CH1 RMS = 2.498 V
CH1 P-P = 34.4 V
CH1 RMS = 44.52 V
19 4.92 V (IC104, #10)
20 4.84 V (IC104, #5)
Unit: Vrms
CH1 P-P = 4.92 V
CH1 RMS = 5.072 V
CH1 P-P = 4.84 V
CH1 RMS = 4.222 V
Table 13-8. IC102 (LM2407)
pin # MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 37.920 GND 40.214 GND 41.230 72.018 GND 2.303 2.385 11.793 2.568 35.970 GND 38.230 GND 39.274 71.988 GND 2.447 2.529 11.792 2.717
Table 13-9. IC104 (LSC4520P2)
pin # MODES 800 x 600 / 85 Hz 640 x 480 / 60 Hz 1.54 mV 2.279 2.278 5.047 3.757 NC 5.082 5.082 5.080 5.054 NC 0.147 2.207 2.213 2.187 1.580 mV 1.74 mV 1.376 1.381 5.061 4.022 NC 5.084 5.084 5.083 5.063 NC 0.147 2.208 2.212 2.188 1.870 mV
1 2 3 4 5 6 7 8 9 10 11
Unit: Vrms
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Unit: Vrms
CHB5**7L/6**7L/7**7L
13-12
13 Schematic Diagrams
13-7 CRT Part Schematic Diagram
13-13
CHB5**7L/6**7L7**7L