Sharp 28JS-74E Service Manual page 32

28JS-74E
I
H
G
F
JF6007
0
E
D
C
B
A
1
Schematic Diagram of Digital Module Unit (F7353N0D)
+2,5VSTBY
R6055
470
(1%)
R6009
R6056
1K2
(1%)
D6015
DX0551
C6141
100nF
D6003
BAS85
DX0606
SSC-CLOCK
STBY
IR
+3.3VSTBY
C6009
100nF
LED
LEDOPC
RES
SSC-DATA
R6014
+3.3VSTBY
MUTE 4K7
IC6005
MC34164
JF6009
1 3
1 3
0
+3,3VSTBY
+2.5STBY
+10V
SENS
R
G
B
3
2
+3.3V
IC6003
M24128
C6001
1 8
NC VCC
470uF
3K3 2 7 (6.3V)
S1 WP
D6002
3 6
S2 SCL
4 5 C3V9
VSS SDA
EX0542BM
IX1883
+2.5VSTBY
C6003
100nF
C6143
100nF
+3.3STBY
53
R6010 R6006
27K
R6011
220
31
P3.0
32
P3.1
33
P3.2
34
P3.3
35
P3.4
36
P3.5
37
P3.6
38
P3.7
39
VSS
SDA5550
40
VDD 3.3
41
P1.0
42
IX1869BM
P1.1
43
P1.2
44
P1.3
45
P1.4
46
P1.5
R6015
47
P1.6
220
48
P4.2
49
P4.3
50
RST
C6010
10nF
54
C6013
55
X6001
6MHz 100nF
C6011 C6012
27pF 27pF
+3.3V
C6014
47uF
+3.3STBY
Q6007 R6045
330
BC857B
TX0243
R6044
56
(1%)
Q6006
BC547 R6043
TX0106 1K
(1%)
R6018
R6054 R6057 Q6005
0 0 BC337 +8V
TX0217 15K
R6042 C6023
100 D6012
3V9
EX0405 120pF
D6011
8V2
EX0587 +5V
+3,3V
51 52
1 2 3 4 5
(YA)
PS25LB
GZ2541CE
4
32
+3.3V
+3.3VSTBY
R6016
47K
Q6003
C6006 R6008 BC847B
100nF 3K3 TX0243
D6014
49 50
BAS85
D6001
C3V9
EX0542BM
+3.3VSTBY
+2.5VSTBY
680K
IC6001
VDD 3.3
+2.5VSTBY +3.3VSTBY
C6015 C6016
100nF 100nF
D6005
C3V3
EX0542BM
49
44
50
C6020
51
C6021
47nF 52
C6022
47nF 53
+8V L6001
47nF 54
10uH
55
56
57
58
59
60
61
C6024 62
100nF C6025
47uF 63
64
+3.3V L6002
3.3uH
C6026
100nF
56
C6027
15pF
A
+5V +1,8V
16 17
6 7 8 9 10 11 12 13 14 15 18
SDA1 - SCL1
TO :
VIDEO_IC
FI
MSP
TUNER
5 6
R6017
47K
Q6002
BC847B
TX0243
D6004
BAS85
D3
D2
D4
D1
100 D5
D5
099 D0
D0
098 D6
D6
097 A0
A0
096 D7
D7
095
FL_CE
094 A1
A1
+3.3V
A2
093
A2
092
091
VSS
090
A10
A10
089 A3
A3
JF6005
088 OE
PSEN
087
ALE
A4
086
A4
085 A11
A11
084 A5
A5
083 A9
A9
082 A6
A6
A8
081
A8
FBL1
FBL2
R2
G2
B2
IC6006
VDDMC
ROUT
GOUT
SDA9380
BOUT
SCP
VSSMC
IX1805B
SVM
VDDD
VSSD
SSD
SWITCH
57
X6002
C6029
24.576MHz
10nF
C6028 R6019
15pF 100
19 20 21 22 23 24 25
RE
SDA2 - SCL2
TO :
NUM
Digita
cn=A
Date:
Reas
7