CPD-2401
— 24 —
— 25 —
— 26 —
— 23 —
D BOARD SCHEMATIC DIAGRAM
1
2
3
4.7 Vp-p (H)
3.5 Vp-p (H)
5.5 Vp-p (H)
4
5
6
5.4 Vp-p (H)
1.175 kVp-p (H)
90.0 Vp-p (H)
7
8
9
1.8 Vp-p (H)
57.2 Vp-p (H)
11.5 Vp-p (H)
D BOARD WAVEFORMS
10
11
12
13.1 Vp-p (H)
9.3 Vp-p (H)
12.8 Vp-p (H)
13
14
15
1.5 Vp-p (H)
1.181 kVp-p (H)
1.7 Vp-p (H)
D BOARD IC VOLTAGE LIST
IC401
IC502
IC603
7
5.0
IC901
36
4.6
14
0.9
pin
volt
pin
volt
pin
volt
8
5.0
pin
volt
37
4.0
15
GND
1
1.6
1
1.4
1
9.2
9
4.9
1
N C
38
5.0
16
11.5
2
14.8
2
1.4
2
8.1
10
11.9
2
5.0
39
5.0
17
0.4
3
-14.6
3
-15.0
3
N C
11
4.5
3
2.5
4 0
N C
18
5.6
4
-15.1
4
0.1
4
3.5
12
4.9
4
2.2
41
N C
19
10.4
5
0.2
5
14.8
5
3.5
13
5.0
5
N C
4 2
N C
20
9.2
6
14.8
IC503
6
12.3
14
3.3
6
4.8
4 3
N C
21
2.4
7
1.6
pin
volt
IC604
15
1.1
7
0
4 4
2.3
22
9.7
IC501
1
89.5
pin
volt
16
4.0
8
N C
4 5
2.3
23
5.0
pin
volt
2
88.6
1
2.5
17
4.6
9
N C
4 6
1.2
2 4
4.9
1
11.9
3
79.3
2
GND
18
GND
10
GND
4 7
0.6
25
3.5
2
4.0
4
88.7
3
7.0
IC702
11
5.1
4 8
3.7
26
0.5
3
4.0
5
98.4
IC605
pin
volt
12
N C
4 9
0.4
27
4.9
4
5.5
IC601
pin
volt
1
-0.2
13
N C
50
0.4
28
0
5
8.9
pin
volt
I N
14.8
2
2.5
14
4.7
51
4.9
29
0.4
6
4.5
1
153.5
OUT
11.9
3
2.5
15
4.9
52
4.9
30
GND
7
GND
2
N C
GND
GND
4
2.5
16
3.9
53
5.0
IC904
8
0.2
3
GND
4
4.8
5
2.5
17
2.3
5 4
4.9
pin
volt
9
GND
4
2.5
IC607
6
-0.1
18
3.7
55
N C
1
GND
10
8.2
5
0.0
pin
volt
7
-15.0
19
0
56
GND
2
GND
11
4 . 4
6
12.5
I N
9.5
8
GND
20
0.1
IC902
3
GND
12
5.8
7
12.3
OUT
5.0
9
14.8
21
5.0
pin
volt
4
4.9
13
5.8
8
2.5
GND
GND
10
N C
22
0.2
1
2.2
5
5.0
14
5.8
9
2.8
IC608
11
3.2
23
4.7
2
4.7
IC905
15
5.2
10
N C
pin
volt
12
GND
2 4
5.0
3
4.0
pin
volt
16
11.3
11
GND
I N
11.9
IC703
25
0
4
4.6
1
GND
17
11.9
12
N C
OUT
5.0
pin
volt
26
0
5
GND
2
GND
18
6.8
13
0.9
GND
GND
1
-0.2
27
0.5
6
4.0
3
GND
19
8.0
14
6.1
IC701
2
-0.2
28
2.8
7
5.6
4
GND
20
6.1
IC602
pin
volt
3
3.8
29
GND
8
4.9
5
4.0
21
GND
pin
volt
1
4.9
4
3.8
30
0.5
9
4.0
6
4.6
22
4.3
1
3.1
2
5.0
5
-15.0
31
5.0
10
5.0
7
5.0
23
4.0
2
9.1
3
4.9
6
3.8
32
0.9
11
6.2
8
5.0
2 4
4.0
3
GND
4
4.9
7
3.8
33
4.9
12
4.7
All voltages are in V
4
6.3
5
5.0
8
0.5
3 4
4.7
13
N C
5
1.2
6
5.0
9
0.4
35
4.7
10
14.8
D BOARD TRANSISTOR
VOLTAGE LIST
B
C
E
Q501
5.5
11.5
5.5
Q502
5.5
GND
5.5
Q504
1.1
121.6
0.6
Q505
0.6
-15.1
1.1
Q506
2.4
GND
3.0
Q507
-0.6
49.1
GND
Q508
0.5
11.9
0.9
Q518
3.0
88.5
2.5
Q519
0.4
11.8
GND
Q521
4.8
GND
5.4
Q522
4.7
GND
5.0
Q524
5.0
GND
5.5
Q525
0.5
11.9
0.9
Q601
0
11.9
GND
Q603
5.0
0
GND
Q604
0
8.1
GND
Q605
4.8
0
GND
Q903
0.4
5.5
GND
All voltages are in V
D BOARD TRANSISTOR
VOLTAGE LIST
D
G
S
Q503
90.5
176.0
179.0
Q510
84.5
7.9
GND
Q511
-11.1
-1.8
-14.8
Q512
59.0
0.4
GND
Q513
32.1
0.4
GND
Q514
32.8
0.4
GND
Q515
59.1
0.4
GND
Q516
57.7
0.4
GND
Q520
88.9
176.0
179.0
Q602
131.8
2.4
0.1
All voltages are in V
FOLDOUT 23-26
7/12/99, 2:15 PM
1