CKG7507.pdf
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13 Schematic Diagrams
13-1 Power Part Schematic Diagram
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2
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13-1
CKG7507L
13 Schematic Diagrams
Table 13-1. IC601 (KA0680)
Table 13-3. IC603 (TL431CLP)
1
344 V (IC601, #1)
2
6.4 V (IC601, #5)
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
1
2
3
4
5
194.6
GND
19.8
3.8
6.2
186
GND
18
2.3
5
1
2
3
2.5
GND
12.5
2.5
GND
12.6
CH1 P-P = 344 V
CH1 RMS = 184.2 V
CH1 P-P = 6.4 V
CH1 RMS = 4.804 V
Unit: Vrms
Unit: Vrms
Table 13-4. IC606 (MC7805)
Table 13-2. IC602 (TV817M)
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
1
2
3
14.4
0
5
14.4
0
5
1
2
3
4
15
13.8
GND
2
14.6
13.6
GND
2.5
Unit: Vrms
Table 13-5. IC607 (GL7812)
Unit: Vrms
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
1
2
3
15
0
12
15
0
12
Unit: Vrms
CKG7507L
13-2
13 Schematic Diagrams
13-2 Micro Processor & Vertical Deflection Part Schematic Diagram
38
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3
9
9
10
40
11
41
42
5
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6
7
8
3
43
4
13-3
CKG7507L
13 Schematic Diagrams
Table 13-6. IC201 (BD7)
Table 13-7. IC202 (24LC41)
3
8.56 V (IC401, #18)
4
5.20 V (IC401, #17)
5
29.6 V (Q301, Collector)
6
28.8 V (G1)
MODES
1024 x 768 / 85 Hz
MODES
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
640 x 480 / 60 Hz
1024 x 768 / 85 Hz
640 x 480 / 60 Hz
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
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
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
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
1
2
3
4
5
6
7
8
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
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)
MODES
1024 x 768 / 85 Hz 640 x 480 / 60 Hz
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
1
2
3
4
5
6
7
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
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
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)
MODES
1024 x 768 / 85 Hz
MODES
640 x 480 / 60 Hz
1024 x 768 / 85 Hz
640 x 480 / 60 Hz
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
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
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
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
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
13-4
13 Schematic Diagrams
13-3 Horizontal Deflection & High Voltage Part Schematic Diagram
29
28
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7
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20
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19
26
17
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18
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25
24
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16
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23
22
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21
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13
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12
15
1
4
13-5
CKG7507L
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