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SPD
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DV
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6
SD
A
5
U
20
2
A
T2
4C
02
/X
40
50
SD
A
SC
L
C
20
1
10
4
D
V
33
R
22
7
1K
R
22
8
1K
VG
ND
VG
ND
VG
ND
AD
IN
C
24
1
47
pF
C
24
2
47
pF
C
24
3
47
pF
R
24
5
4.
7K
V
C
C
C
27
2
10
4
R
25
2
4.
7R
R
25
1
4.
7R
R21
07
33R
R21
08
33R
R21
09
33R
R22
9
33R
R23
0
33R
R23
1
33R
R23
2
33R
R23
3
33R
PRD
#
PW
R#
PCE
#
R
23
4
33
R
D
CL
K
SD
CL
K
R
23
5
33
R
SD
C
K
E
D
C
K
E
R
24
6
33
R
R
24
7
33
R
R
24
8
33
R
R
24
9
33
R
R
D
Q
M
0
R
D
Q
M
1
R
D
Q
M
2
R
D
Q
M
3
D
Q
M
3
D
Q
M
2
D
Q
M
1
D
Q
M
0
R
25
4
33
R
A
SP
D
IF
SP
D
IF
#
VD
ATA
3
TC
20
1
10
uF
/1
6V
XTA
LI
C
22
7
10
4
SPB
CK
SPL
RCK
SPD
ATA
SPM
CLK
BLA
NK
#
PW
M
O
U
T1
PD
AT0
TC
20
4
47
uF
/1
6V
R
25
5
0R
C
27
3
10
1
C
27
4
10
1
GN
D
A
6
19
A
17
17
R
Y
/B
Y
15
A
18
16
N
C
14
A
12
4
N
C
10
N
C
13
A
9
7
A
15
1
A
14
2
A
13
3
A
11
5
A
10
6
A
8
8
A
19
9
W
E
11
R
ES
ET
12
A
5
20
A
4
21
A
3
22
A
7
18
D
Q
8
30
D
Q
9
32
D
Q
10
34
D
Q
2
33
D
Q
3
35
D
Q
15
/A
-1
45
D
Q
12
39
D
Q
11
36
D
Q
6
42
A
16
48
B
Y
TE
47
V
ss
46
D
Q
7
44
D
Q
14
43
D
Q
13
41
D
Q
5
40
D
Q
4
38
V
cc
37
D
Q
0
29
O
E
28
V
ss
27
D
Q
1
31
A
2
23
A
1
24
C
E
26
A
0
25
U
21
4
8M
_F
LA
SH
(T
SO
P)
A
15
A
14
A
13
A
12
A
11
A
10
A
9
D
W
R
#
R
SE
T
A
18
A
7
A
6
A
5
A
4
A
3
A
2
A
16
G
N
D
A
0
A
D
7
A
D
14
A
D
6
A
D
13
A
D
5
A
D
12
A
D
4
V
D
A
D
11
A
D
3
A
D
10
A
D
2
A
D
9
A
D
1
A
D
8
A
D
0
D
R
D
#
G
N
D
D
C
E#
A
1
A
8
U
PA
[2
0.
.0
]
U
PD
[1
5.
.0
]
R
22
1
4.
7K
(D
N
S)
V
P
R22
2
4.7
K
R22
3
4.7
K
R21
5
4.7
K
V
D
C
21
46
10
4
A
17
A
19
TC
23
7
47
uF
/1
6V
R
22
0
0R
V
D
D
V
33
A
20
L2
06
FB
(D
N
S)
V
C
C
R
25
9
0R
R
ST
#
R
26
0
0R
(D
N
S)
R
ST
#
51
MIAN SCHEMATIC DIAGRAM
Summary of Contents for BBK938S
Page 1: ...SERVICE MANUAL BBK938S...
Page 13: ...7 MPEG BOARD CHECK WAVEFORM 7 1 27MHz WAVEFORM DIAGRAM 7 2 IC5L0380R PIN 2 WAVEFORM DIAGRAM 11...
Page 44: ...42 FRONT SCHEMATIC DIAGRAM...
Page 46: ...44 POWER BOARD SCHEMATIC DIAGRAM...
Page 48: ...OK SCHEMATIC DIAGRAM 46...
Page 50: ...48 OUTPUT BOARD SCHEMATIC DIAGRAM...
Page 55: ...53 MIAN SCHEMATIC DIAGRAM...
Page 56: ...54 MIAN SCHEMATIC DIAGRAM...