Sylvania 6620 LDF, Руководство по обслуживанию

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WIRING DIAGRAM < LCD TV SECTION >
L3250WI
12-1
LCD MODULE
LCD MAIN CB
A
NU GND P
A
NEL+25V
P
A
NEL+10.8V
GND NU P
A
NEL-6V
GND P
A
NEL+3.3V
CN101A
9 5 7 1 3 8 6 4 2
BA
CKLIGHT
-ADJ
CN102A
D
V
D-MUTE
GND GND
BA
CKLIGHT
-SW
D
V
D-PWR-CON
NU
P-ON-H
A
U
DIO-MUTE
V
O
LUME
P-ON-H2(NU)
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
23 19 21 15 17 22 20 18 16 14 10 12
6 8
13 11
9 7 5 1 3 4 2
TU1 TUNER UNIT
CN312
1
GND
2
NU
3
V
-COM
4
V
-COM
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
-COM
36
V
-COM
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)
VIDEO -Y IN
AUDIO1 (R)-IN AUDIO2 (L)-IN
S-VIDEO OUT IN
VIDEO -Pb/Cb IN VIDEO -Pr/Cr IN VIDEO1 -IN
AUDIO1 (L)-IN AUDIO2 (R)-IN
MAIN CB
A
FUNCTION CB
A
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
CLN801
SP801 SPEAKER
1
CN801
2
SP-R GND
CLN802
SP802 SPEAKER
1
CN802
2
SP-L GND
8 9 5 7 1 3
CN101B
6 4 2
P
A
NEL+25V
P
A
NEL+10.8V
NU
GND GND
P
A
NEL+3.3V
GND
P
ANEL-6V
NU
23 19 21 15 17
CN103B
22 20 18 16 14 10 12
6 8
13 11
9 7
VIDEO-Pb/Cb
S-VIDEO-C
GND GND
S-VIDEO-Y
CVBS
5 1 3 4 2
GND GND GND
VIDEO-Y
VIDEO-Pr/Cr
GND GND
AL+7V(D)
B
US-OPEN
PR
O
TECT
-3
GND
NU
GND
NU
AL+3.3V(A)
D
VD-MAIN-PO
WER
FSC
23 19 21 15 17 22 20 18 16
CN103A
14 10 12
6 8
13 11
9 7 5 1 3 4 2
VIDEO-Pb/Cb S-VIDEO-C GND GND S-VIDEO-Y CVBS GND GND GND VIDEO-Y VIDEO-Pr/Cr GND GND AL+7V(D) B
U
S-OPEN
PR
O
TECT
-3
GND NU GND NU AL+3.3V(A) D
V
D-MAIN-PO
WER
FSC
AC
6
0
1
AC CORD
1 3 2 4
CN104
KEY
-IN-2
AL+3.3V(D) KEY
-IN-1
GND
5
NU
1 3 4 2
CN113
GND SCL SD
A
B
U
S-OPEN
(NO CONNECTION)
CN113 IS USED FOR ADJUSTMENT AT FACTORY
1 3
CLN114
2 4
KEY
-IN-2
AL+3.3V(D)
KEY
-IN-1 GND
5
NU
DIGITAL AUDIO OUT (COAXIAL)
14 10 12
6 8
CN1651
13 11
9 7 5 1 3 4 2
EV+3.3V(D)
D
V
D-ON+5V
GND
EV+9V EV+9V
GND
D
V
D-ON+3.3V
EV+1.2V
EV+3.3V(A) EV+3.3V(A)
EV+1.2V
GND
3.3V
GND
23 21 22 19 20 17 18 16 15 14 11 12 13 10
9 7 8 5 6 3 4 2 1
BA
CKLIGHT
-ADJ
D
V
D-MUTE
GND GND BA
CKLIGHT
-SW
D
V
D-PWR-CON
NU P-ON-H A
UDIO-MUTE
V
O
LUME
P-ON-H2(NU) 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
CN102B CN1751
1 5 3 9 7 2 4 6 8
10 14 12 11 13
EV+3.3V(D) D
V
D-ON+5V
GND EV+9V EV+9V GND D
V
D-ON+3.3V
EV+1.2V EV+3.3V(A) EV+3.3V(A) EV+1.2V GND 3.3V GND
1 5 3 9 7
CN1701
2 4 6 8
10 11
DV
D
-C
D
V
D-MUTE
D
V
D-A
U
DIO+5V
D
V
D-A
UDIO(R)
D
V
D-A
U
DIO+5V
SPDIF
D
V
D-A
UDIO(L)
GND GND GND
D
VD-Y
1 5 3 9 7
CN1761
2 4 6 8
10 14 12 18 16 11 13 15 17
EV+1.2V
D
V
D-ON+3.3V
EV+9V
D
V
D-ON+5V
EV+9V
GND
19 23 21 20 22
EV+3.3V(A)
EV+1.2V
EV+3.3V(D)
EV+3.3V(A)
DISC-OUT
SD
A
T
A
FP-DIN
DISC-IN
FP-CLK
GND GND GND GND GND GND
D
VD-PWR-CON
REMO
TE
25 24
TREDCONTV
3.3V
TO WIRING DIAGRAM <DVD SECTION
>
TO DVD MAIN CBA UNIT CN601 TO DVD MAIN CBA UNIT CN401
IR SENSOR CB
A
1 3 2 4
CN105
AL+5V RCV
-IN
GND NU
5
NU
1 3
CLN105
2 4
AL+5V
RCV
-IN
GND
NU
5
NU
INVER
TER CB
A
BA
CK
LIGHT
CN450
2 1
BA
CK
LIGHT
CN490
2 1
BA
CK
LIGHT
CN460
2 1
1 5 3
CN411
2 4 6
AL+21V
GND
AL+21V AL+21V
GND GND
9 7 8
10
BA
CKLIGHT
-ADJ
GND
PR
O
TECT
-1
BA
CKLIGHT
-SW
11
P-ON-H
1 5 3 2 4 6
CLN411 AL+21V GND AL+21V AL+21V GND GND
9 7 8
10
BA
CKLIGHT
-ADJ
GND PR
O
TECT
-1
BA
CKLIGHT
-SW
11
P-ON-H