Symphonic WF15L5, Руководство по обслуживанию

Страница: 17 / 19

WIRING DIAGRAM
L3120WI 4-1
LCD MODULE
LCD MAIN CB
A
NU GND P
ANEL+25V
P
ANEL+10.8V
GND NU P
ANEL-6V
GND P
ANEL+3.3V
CN101B
1 5 3 9 7 2 4 6 8
1 3 2 5 4 7 6 8 9
10 13 12 11 14 15 17 16 19 18 21 20 22 23
BA
CKLIGHT
-ADJ
NU GND GND BA
CKLIGHT
-SW
NU NU P-ON-H A
UDIO-MUTE
V
OLUME
P-ON-H2 INPUT
-0
PR
O
TECT
-1
INPUT
-1
AFT
-IN
PR
O
TECT
-2
SD
A
S-SW SCL GND P-25V
-ON
GND AL+5V CN102A
BA
CKLIGHT
-ADJ
CN102B
NU
GND GND
BA
CKLIGHT
-SW
NU NU
P-ON-H
A
UDIO-MUTE
V
OLUME
P-ON-H2
INPUT
-0
PR
O
TECT
-1
INPUT
-1
AFT
-IN
PR
O
TECT
-2
SD
A
S-SW
SCL
GND
P-25V
-ON
GND
AL+5V
1 5 3 9 7 2 4 6 8
10 14 12 18 16 11 13 15 17 19 23 21 20 22
TU1 TUNER UNIT
CN312 1
GND
2
NU
3
V-
C
O
M
4
V-
C
O
M
5
NU
6
VDDG(+25V)
7
NU
8
VDDD(+3.3V)
9
NU
10
VEEG(-6V)
11
NU
12
OFFEV
13
STV1
14
CLKV
15
XA
O
16
GND
17
NU
18
NU
19
NU
20
NU
21
GND
22
VREF(9)
23
VREF(8)
24
VREF(7)
25
VREF(6)
26
VREF(5)
27
GND
28
VREF(4)
29
VREF(3)
30
VREF(2)
31
VREF(1)
32
VREF(0)
33
VDD
A(+10.8V)
34
VDD
A(+10.8V)
35
V-
C
O
M
36
V-
C
O
M
37
GND
38
EB(5)
39
EB(4)
40
EB(3)
41
EB(2)
42
EB(1)
43
EB(0)
44
GND
45
EG(5)
46
EG(4)
47
EG(3)
48
EG(2)
49
EG(1)
50
EG(0)
AUDIO1 (R)-IN
S-VIDEO OUT IN
VIDEO1 -IN
AUDIO1 (L)-IN
MAIN CB
A
FUNCTION CB
A
BA
CK
LIGHT
CN402
2 1
CN311
1 3 2 5 4 7 6 8 9
10 13 12 11 14 15 17 16 19 18 21 20 22 23 24 27 26 25 28 29 30
GND CLKH GND GND HMS1-E ER(0) ER(1) ER(2) ER(3) ER(4) ER(5) GND HMS1-0 GND OB(5) OB(4) OB(3) OB(2) OB(1) OB(0) GND OG(5) OG(4) OG(3) OG(2) OG(1) OG(0) GND OR(5) OR(4)
33 32 31 34 35 37 36 39 38 41 40 42 43 44 45
OR(3) OR(2) OR(1) OR(0) GND GND VDDD(+3.3V) VDDD(+3.3V) VDDD(+3.3V) VDDD(+3.3V) GND STH1 POL LP GND
BA
CK
LIGHT
CN403
2 1
CLN801
SP801 SPEAKER
1
CN801
2
SP-R GND
CLN802
SP802 SPEAKER
1
CN802
2
SP-L GND
2 1 5 3 9 7
CN101A
4 6 8
P
ANEL+25V
P
ANEL+10.8V
NU
GND GND
P
ANEL+3.3V
GND
P
ANEL-6V
NU
1 5 3 9 7
CN103A
2 4 6 8
10 14 12 18 16 11 13 15 17
NU
S-VIDEO-C
GND GND
S-VIDEO-Y
CVBS
19 23 21 20 22
GND GND GND
NU NU
GND GND
AL+7V(D)
B
US-OPEN
NU
GND
NU
GND
NU
AL+3.3V(A)
DVD-MAIN-PO
WER(NU)
FSC
1 5 3 9 7 2 4 6 8
CN103B
10 14 12 18 16 11 13 15 17 19 23 21 20 22
NU S-VIDEO-C GND GND S-VIDEO-Y CVBS GND GND GND NU NU GND GND AL+7V(D) B
US-OPEN
NU GND NU GND NU AL+3.3V(A) DVD-MAIN-PO
WER(NU)
FSC
AC
6
0
1
AC CORD
1 3 2 4
CN104
KEY
-IN-2
AL+3.3V KEY
-IN-1
GND
5 7 6 8
NU NU REMO
TE
NU
1 3 4 2
CN113
GND SCL SD
A
B
US-OPEN
(NO CONNECTION)
CN113 IS USED FOR ADJUSTMENT AT FACTORY
1 3
CLN104
2 4
KEY
-IN-2
AL+3.3V
KEY
-IN-1 GND
5 7 6 8
NU NU
REMO
TE
NU