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13 Schematic Diagrams
13-1 Power Part Schematic Diagram
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CKG7507L
13 Schematic Diagrams
Table 13-1. IC601 (KA0680)
pin # pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 194.6 GND 19.8 3.8 6.2 186 GND 18 2.3 5
Table 13-3. IC603 (TL431CLP)
MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 2.5 GND 12.5 2.5 GND 12.6
1 344 V (IC601, #1)
2 6.4 V (IC601, #5)
1 2 3 4 5
1 2 3
CH1 P-P = 344 V
CH1 RMS = 184.2 V
CH1 P-P = 6.4 V
CH1 RMS = 4.804 V
Unit: Vrms Table 13-4. IC606 (MC7805)
pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 14.4 0 5 14.4 0 5
Unit: Vrms
Table 13-2. IC602 (TV817M)
pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 15 13.8 GND 2 14.6 13.6 GND 2.5
1 2 3
1 2 3 4
Unit: Vrms
Table 13-5. IC607 (GL7812)
pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 15 0 12 15 0 12
Unit: Vrms
1 2 3
Unit: Vrms
CKG7507L
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13 Schematic Diagrams
13-2 Micro Processor & Vertical Deflection Part Schematic Diagram
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CKG7507L
13 Schematic Diagrams
Table 13-6. IC201 (BD7)
pin # pin # pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 3.4 3.6 3.3 5 5 GND 2.9 2.8 5 5 0 2.8 0 0 0.2 0.1 0.1 0.1 0.1 3.7 3.5 3.4 5 5 GND 3 2.8 5 5 0 2.8 0 0 0.2 5.2 5.2 5.2 5.2 MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 0 4.9 5 1.6 3.5 1.8 3.5 4.9 4.9 4.9 4.9 0.2 1.4 3.7 3.9 3.3 3.4 3.4 2.8 1.4 0.2 0 5.1 5.1 1.4 3.5 1.5 2.7 4.9 4.9 4.9 4.9 0.3 1.7 3.9 3.8 4.9 3.5 4 2.43 4.7 4.9
Table 13-7. IC202 (24LC41)
MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 3.5 0.2 GND 5 5 GND 5 2.1 3.4 4.6 GND 4.7 4.7 GND 4.7 2.1
3 8.56 V (IC401, #18)
4 5.20 V (IC401, #17)
5 29.6 V (Q301, Collector)
6 28.8 V (G1)
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
1 2 3 4 5 6 7 8
CH1 P-P = 8.56 V
CH1 RMS = 5.900 V
CH1 P-P = 5.20 V
CH1 RMS = 1.768 V
CH1 P-P = 29.6 V
CH1 RMS = 14.70 V
CH1 P-P = 28.8 V
CH1 RMS = 50.28 V
7 2.80 V (IC401, #9)
8 240 mV (IC401, #10)
9 31.6 V (IC301, #6)
10 54.8 V (IC301, #5)
Unit: Vrms Table 13-8. IC301 (TDA9302)
pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 1.24 14.9 12.5 12.7 4.9 14.5 1.2 1.2 14.7 12.5 12.6 6.5 14.8 1.1
CH1 P-P = 2.80 V CH1 RMS = 3.469 V CH1 P-P = 240 mV CH1 RMS = 3.533 V CH1 P-P = 31.6 V CH1 RMS = 12.76 V CH1 P-P = 54.8 V CH1 RMS = 6.38 V
Unit: Vrms
1 2 3 4 5 6 7
11 1.88 V (CN301, #3)
38 5.20 V (IC201, #42)
39 5.36 V (IC201, #41)
40 5.20 V (IC201, #37)
Unit: Vrms
CH1 P-P = 1.88 V CH1 RMS = 522 mV CH1 P-P = 5.20 V CH1 RMS = 368 mV CH1 P-P = 5.36 V CH1 RMS = 1.464 V CH1 P-P = 5.20 V CH1 RMS = 5.000 V
Table 13-9. IC401 (UPC1883)
pin # pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 9.1 2.5 1.3 2.5 2.4 4.2 3.1 1.9 3.6 3.5 3.5 2.6 2.4 5 GND 9.1 2.5 1.5 2.4 2.4 4.2 2.9 1.9 3.6 3.5 3.4 2.5 2.4 4.9 GND MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 9.1 2.2 6.1 2.7 2.5 2.5 8.3 8.3 3.3 2.1 0.6 3.6 2.4 4.3 GND 9.1 1.6 6.2 1.2 1.2 1.5 0.4 8.3 3.3 2.2 0.6 3.6 2.4 4.3 GND 41 5.36 V (IC201, #34) 42 5.36 V (IC201, #33) 43 7.12 V (Q401, #Emitter)
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
CH1 P-P = 5.36 V
CH1 RMS = 1.500 V
CH1 P-P = 5.36 V
CH1 RMS = 332 mV
CH1 P-P = 7.12 V
CH1 RMS = 4.836 V
Unit: Vrms
CKG7507L
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13 Schematic Diagrams
13-3 Horizontal Deflection & High Voltage Part Schematic Diagram
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CKG7507L
13 Schematic Diagrams
Table 13-10. IC402 (KA3883)
pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 3.2 2.5 0.2 1.4 GND 9.1 14.8 5 1.8 2.5 0 1.8 GND 4 14.7 5 12 2.48 V (IC402, #4) 13 1.00 V (IC402, #3) 14 15.8 V (Q411, Gate) 15 138 V (Q411, Drain)
1 2 3 4 5 6 7 8
CH1 P-P = 2.48 V
CH1 RMS = 1.464 V
CH1 P-P = 1.00 V
CH1 RMS = 236 mV
CH1 P-P = 15.8 V
CH1 RMS = 8.37 V
CH1 P-P = 138 V
CH1 RMS = 65.2 V
16 30.0 V (T402, #10)
17 140 V (Q403, Collector)
18 11.0 V (Q406, Base)
19 1.096 kV (Q406, Collector)
Unit: Vrms
Table 13-11. IC501 (KA7500)
pin # pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 4.8 4.8 1.7 0.2 0.9 3.5 GND 12 4.8 4.8 2.4 0.1 1.3 3.4 GND 12.1 MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 6.5 6.5 12 12 0 4.9 5.5 4.9 4.1 4.1 12.1 12.1 0 4.9 5.6 4.9 20 64 V (Q409, Drain) 21 760 mV (IC501, #5) 22 13.68 V (Q504, Gate) 23 162 V (Q504, Drain)
CH1 P-P = 30.0 V CH1 RMS = 8.40 V CH1 P-P = 140 V CH1 RMS = 52.7 V CH1 P-P = 11.0 V CH1 RMS = 1.60 V CH1 P-P = 1.096 kV CH1 RMS = 348.4 V
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16
Unit: Vrms
CH1 P-P = 64 V
CH1 RMS = 126.1 V
CH1 P-P = 760 mV CH1 RMS = 860 mV
CH1 P-P = 13.68 V CH1 RMS = 6.100 V
CH1 P-P = 162 V
CH1 RMS = 67.1 V
24 8.96 V (Q505, Base)
25 5.76 V (Q503, Base)
26 856 V (Q503, Collector)
27 6.08 V (IC502, #1)
Table 13-12. IC502 (LM358N)
pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 3.9 2.9 2.9 GND 5.6 5.9 0 12 5.4 2.8 2.8 GND 5.7 5.9 0 11.7
1 2 3 4 5 6 7 8
CH1 P-P = 8.96 V
CH1 RMS = 5.344 V
CH1 P-P = 5.76 V
CH1 RMS = 1.516 V
CH1 P-P = 856 V
CH1 RMS = 251.2 V
CH1 P-P = 6.08 V
CH1 RMS = 4.440 V
28 312 V (T503, #1)
29 160 V (Q514, Collector)
Unit: Vrms
CH1 P-P = 312 V
CH1 RMS = 96.2 V
CH1 P-P = 160 V
CH1 RMS = 69.1 V
CKG7507L
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13 Schematic Diagrams
13-4 Video & Control Part Schematic Diagram
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CKG7507L
13 Schematic Diagrams
Table 13-13. IC101 (KA2140)
pin # pin # pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 1.4 1.4 1.4 0.1 2.5 12 GND 2.5 12 GND 2.5 GND 3 2.8 1.4 1.4 1.4 0.8 2.5 1.8 GND 2.5 11.8 GND 2.5 GND 3.12 2.9 MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 4.8 4.4 5.2 3 5.1 2.9 GND 12 2.9 5.2 1.3 1.3 1.2 1.1 4.9 4.7 5.2 3.2 5.1 3.1 GND 11.9 3 5.2 1.3 1.3 1.2 1.1
Table 13-14. IC102 (LM2405T)
MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 45.6 GND 46.2 GND 46.6 73.1 GND 2.9 2.9 12 3 40 GND 41 GND 41 73.1 GND 3.1 3.1 12 3.2
30 860 mV (IC101, #5, 8, 11)
31 3.28 V (IC101, #18,20,23)
32 5.40 V (IC101, #16)
33 5.40 V (IC101, #15)
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
1 2 3 4 5 6 7 8 9 10 11
CH1 P-P = 860 mV CH1 RMS = 2.412 V
CH1 P-P = 3.28 V
CH1 RMS = 2.748 V
CH1 P-P = 5.40 V
CH1 RMS = 4.416 V
CH1 P-P = 5.40 V
CH1 RMS = 4.870 V
34 40.8 V (IC102, #1, 3, 5)
35 39.2 V (SK1, #1, 2, 3)
36 5.44 V (IC104, #5)
37 5.40 V (IC104, #18)
Unit: Vrms
CH1 P-P = 40.8 V CH1 RMS = 46.28 V CH1 P-P = 39.2 V CH1 RMS = 26.90 V CH1 P-P = 5.44 V CH1 RMS = 4.408 V CH1 P-P = 5.40 V CH1 RMS = 324 mV
Unit: Vrms
Table 13-15. IC103 (LM324N)
pin # pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 1 2.4 2.4 12 2.6 2.6 7.3 7.7 2.5 2.5 12.6 2.2 2.5 7.3 1 2 2 12 2.6 2.6 7.4 7.8 2.5 2.5 12.6 2.5 2.5 7.3
Table 13-16. IC104 (LSC4350)
pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 0.1 3.8 1.8 5 5 0 5 5 4.5 3.5 3.3 2.4 0 1.4 1.4 5 4.8 0 5 5 4.6 3.4 3.1 2.4 MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 2.8 2.6 2.6 3.8 5 0.2 0 0.1 1.4 1.4 1.4 GND 2.6 2.5 2.4 4 5 0.2 0 0.1 1.4 1.4 1.4 GND
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 8 9 10 11 12
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Unit: Vrms
Unit: Vrms
Table 13-17. IC105 (74HCT14)
pin # MODES 1024 x 768 / 85 Hz 640 x 480 / 60 Hz 0.3 5 5 0.2 0.2 5 gnd 0.2 5 1.4 4.8 4.8 1.3 5 0.3 5 5 2 4.7 0.3 gnd 4.9 0.3 4.7 1.7 1.7 4.4 5
1 2 3 4 5 6 7 8 9 10 11 12 13 14
Unit: Vrms
CKG7507L
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13 Schematic Diagrams
Memo
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CKG7507L