DOWNLOAD Sharp LC-20S5E Service Manual ↓ Size: 3.49 MB | Pages: 65 in PDF or view online for FREE

Model
LC-20S5E
Pages
65
Size
3.49 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
lc-20s5e.pdf
Date
PREV: Sharp LC-20S1E (serv.man32) Service Manual / Technical Bulletin

Sharp LC-20S5E Service Manual ▷ View online

A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
D7200
1SS250
1
2
3
IC7201
BD8139AEFV
DAC IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
5
6
7
8
9
CP7201
QS0CNA222WJZZY
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
9
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
IC7200
KE454U2380TFP
RSDS IC
1
10
100
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
81
82
83
84
85
86
87
88
89
9
90
91
92
93
94
95
96
97
98
99
JG7203
JG7202
JG7201
JG7200
L7201
47uH
NLCV32T
LCD PANEL
V2301
LK197V3GZ91
NR7200
4D03WGJ0330T5E
S
D
G
Q7205
2SK3018T106
SW
S
D
G
Q7204
2SK3018T106
SW
CD7201
FFC058012003509T1-A04
Q7201
KTA1544T-RTK/P
SW
Q7202
2SA1729-TD-E
VCOM SW
C7240
47
25V
YK
C7239
220
6.3V
YK
CAUTION: DIGITAL TRANSISTOR
Q7203
DTC144EE
SW
B7203
HCB1608KF-181T20
B7202
HCB1608KF-181T20
B7201
HCB1608KF-181T20
B7205
HCB1608KF-181T20
B7204
FCM1608CF-600T06
Q7200
2SC4520T-TD-E
SW
R7231
100
R7226
5.6
R7238
5.6K
R7236
100
R7241
100
R7206
10K
R7209
47
R7215
33K
R7225
5.6K
R7239
5.6K
R7240
100
R7208
100
R7216
100
R7223
4.7K
R7222
4.7K
R7224
5.6K
R7221
4.7K
R7212
4.7K
R7210
1K
R7213
33K
R7200
33
R7204
33
R7203
33
R7202
33
R7201
33
R7205
13K
R7237
100
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
C7238
47P
CH
C7237
47P
CH
C7224
1B
C7221
1 B
C7205
10
B
C7206
0.1
F
C7208
0.1 F
C7223
0.1
B
C7242
0.1
B
C7232
0.01
B
C7231
0.01
B
C7230
0.01
B
C7203
0.1 F
C720010 B
C7241
1B
C7218
0.001 B
C7219
0.1 F
C7220
1 B
C7215
10 B
C7225
0.001 B
C7227
0.1
F
C7226
0.1
F
C7228
0.01
B
C7229
0.01 B
C7209
0.1
F
C7210
0.1
F
C7202
0.1 F
C7201
0.1 F
C7204
0.1
F
C7211
0.1
F
C7207
0.1
F
C7212
0.1 F
C7213
0.1 F
C7233
10
16V
KA_P
C7236
47
16V
YK
W837
W802
W829
W801
W800
W803
W810
W819
W824
W828
W825
W827
W809
UD
GCK
GSP1
GSP2
POWER
P.CON+3.3V
P.CON+3.3V
VH63
VH55
DCLK1
DR9
DR8
VH31
DR7
DR6
VH7
VH0
DR5
DHS
R3+
DR4
DVS
R3-
DG9
DEN
R2+
LBR_S
DG8
REV
R2-
DG7
VH55
LS
SPIO
DG6
R1+
SPOI
DG5
R1-
DG4
DR4
VH7
B1-
B1+
DB9
DR5
G3+
B2-
DB8
VH0
B2+
G3-
B3-
DB7
B3+
DR6
G2+
DB6
VL63
CK-
DB5
DR7
G2-
CK+
DB4
VL55
DR8
G1+
DCLK1
DR9
G1-
DEN
G1-
G1+
DVS
G2-
DHS
G2+
CK+
VL7
G3-
G3+
CK-
RSDS_RESET
RSDS_HSCAN
DG4
B3+
RSDS_VSCAN
R1-
DG5
B3-
SDA
R1+
SCL
R2-
B2+
R2+
R3-
DG6
B2-
R3+
DG7
B1+
VLS14V
DG8
B1-
VL0
VL0
VL7
DG9
VL31
VL55
VL63
P.CON+14V
LCD+32V
CS
CS
P.CON-6V
GSP2
GSP1
P.CON+14V
SCL
POWER
P.CON+3.3V
GCK
UD
VGH32V
GND
P.CON-6V
SDA
RSDS_HSCAN
RSDS_VSCAN
RSDS_RESET
LBR_S
VLS14V
DB4
DB5
DB6
DB7
DB8
DB9
LS
REV
SPOI
SPIO
VGH32V
LCD+32V
H-14
H-13
PCBF40
CMF102
3.3 3.3
FROM/TO POWER1
13
(MAIN PCB)
NC
NC
NC
NC
NC
NC
NC
NC
3.3
3.3
5.0
3.3
3.3
5.0
13.0
6.0
3.0
14.0
13.6
NC
NC
VCOM
GND
V0
V1
V2
V3
V4
V5
V6
Vy
V8
V9
FB
VCC
VDAC
REFIN
DVCC
CT
DACGND
DGND
SCL
SDA
VSC_MODE
STN/INC
OSC
A2
A1
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
CS
CS
VGL
VGL
VSH
VGH
VGH
LBR_G
GCK
POWER
GSP1
GSP2
CS
COM
COM
VLS
VLS
VL63
VL55
VL47
VL39
VL31
VL23
VL15
VL7
VL0
COM
R3+
R3-
R2+
R2-
R1+
R1-
G3+
G3-
G2+
G2-
G1+
G1-
CK+
CK-
B3+
B3-
B2+
B2-
B1+
B1-
SPOI
SPIO
LS
REV
LBR_S
VH0
VH7
VH15
VH23
VH31
VH39
VH47
VH55
VH63
GND
GVCC
VSH
VSH
VSH
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
NC
RSDS S
CHEMATIC DIAGRAM
NC
FROM/TO SCALER
NC
NC
NC
VDD
HSYNC
VSYNC
DE
GND
VDD
RIN0
RIN1
RIN2
RIN3
RIN4
RIN5
RIN6
RIN7
GND
GIN0
GIN1
GIN2
GIN3
GIN4
VDD
GIN5
GIN6
GIN7
GND
BIN1
BIN2
BIN3
GND
GIN4
GIN5
GIN6
GIN7
VDD
HSCAN
VSCAN
GRST
TEST0
TEST1
GND
OSD
LBR
REV
VDD
LS
SSP2
SSP1
GND
B0P
B0N
B1N
B1P
B2P
B2N
CKN
CKP
RSDSVDD
G0N
G0P
G1P
G1N
G2N
G2P
RSDSGND
R0N
R1N
R0P
R1P
R2N
R2P
RSDSVDD
OSP1
GOE
GND
GCK
UD
FS
VDD
BTEST0
BTEST1
D_INV
WVMODE
GND
LMD_SEL0
LMD_SEL1
REVSEL
HV_TIN
HV_MODE
VDD
SS_ENAB
FS_MODE
FLSF
CLK
99
100 GND
26
27
VDD
BIN0
51 RSDSGND
P1
52
VDD
76
OSP2
77
0
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
3.3
3.3
3.3
3.3
3.3
3.3
0
0
3.3
3.3
3.3
3.3
NC
3.3
0
0
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
3.3
3.3
3.3
3.3
1.6
1.6
1.6
1.6
1.6
1.6
0
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.6
1.6
1.6
1.6
1.6
1.6
1.3
0
0
0
0
0
0
3.2 3.3 3.3
3.3
3.3
0
0
0
0
0
0
3.3 3.3 3.3 3.3 3.3
3.3
3.3
NC
0
0
0
0
0
0
3.4
3.4
0
0
NC
0
0
0
3.3
0
14.0
0
0
7.0
0
0
0
0
0
1.3
11.3
9.8
9.0
8.0
0.1
2.3
3.9
8.0
6.0
6.0
3.0
0
14.0
0
0
32.0
0
14.0
NC
13.9
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
R
L
J4208
MSJ-2000B_AG(O87)
PC AUDIO IN
1
2
3
CP102
MD24-95V-EC
RS-232C JACK
1
2
3
4
5
6
7
8
9
IC102
ISL83220ECVZ-T
RS-232 TRANSMITTERS/RECEIVERS
1
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
CP4302
D229FD015G107BY
D-SUB
1
10
11
12
13
14
15
2
3
4
5
6
7
8
9
B105
FCM1608KF-102T02
B103
FCM1608KF-102T02
B4314
EBMS160808A102_RDC45
B4302
EBMS160808A102_RDC45
B4217
MMZ1608R102CT
B4303
FCM1608CF-600T06
B4305
FCM1608CF-600T06
B4304
FCM1608CF-600T06
D101
UDZS12B
D102
UDZS12B
D103
UDZS12B
D104
UDZS12B
D4212
UDZS3.3B
D4207
UDZS3.3B
L103
22uHNLV25
NLCV32T
R4228
100K
R4343
1K
R4231
100K
R4317
1K
R4309
75
R4312
75
R4315
75
R4314
10K
R4320
10K
R4321
10K
R4311
1K
R4310
1K
R102
100
R103
100
R104
10K
R4316
10K
R4322
10K
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
C4264
0.0056
B
C4265
0.0056
B
C103
0.1
B
C124
0.1 B
C128
0.1
B
C127
0.1
B
C126
0.1
B
C125
0.1
B
C4301
0.1 B
C106
10
16V
KA
W856
W857
PC_AUDIO_R
PC_AUDIO_R
PC_AUDIO_L
PC_AUDIO_L
VGA-R
VGA-R
VGA-G
VGA-G
VGA-B
VGA-B
HSYNC
HSYNC
VSYNC
VSYNC
RS232C_TX
RS232C_RX
AT+3.3V
GND
H-16
H-15
PCBF40
CMF102
(MAIN PCB)
JACK SCHEMATIC DIAGRAM
11.4
5.7
3.0
5.8
3.1
5.8
5.8
0
3.1
0
3.2
0
5.6
0
3.2
3.2
R
L
NC
NC
FROM/TO SCALER
NC
SHDN
T1OUT
T1IN
R1OUT
NC
GND
VCC
V+
C1-
C2+
C2-
V-
R1IN
C1+
EN
NC
NC
NC
DSUB_5V
DDCC
DDCD
NC
VGAVS
VGAHS
AGND
VGA-B
VGA-G
VGA-R
NC
DGND
AGND
AGND
DGND
NC
NC
NC
NC
GND
RS232_TXD
RS232_RXD
NC
NC
NC
NC
NC
NC
NC
FROM/TO POWER1
NC
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC3205
KIA78D05F
VOLTAGE CTL
1
2
3
IC3402
BD7820FP
F4
AT+1.8V REG
1
2
4
5
6
IC3401
BD7820FP
F4
AT+1.8V REG
1
2
4
5
6
IC3400
BA00BC0WFP
P.CON+5V REG
1
2
4
5
6
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
D3401
EC31QS04
D3402
EC31QS04
D3403
EC31QS04
D3404
EC31QS04
D3405
EC31QS04
D3208
EC11FS2-TE12L
D3200
EC11FS2-TE12L
D3201
EC11FS2-TE12L
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
R3415
10K
R3438
10K
R3402
2.7K
+-1%
R3403
33
+-1%
R3401
8.2K
+-1%
R3406
1.2K
+-1%
R3407
390
+-1%
R3410
1.2K
+-1%
R3411
390
+-1%
R3409
2.2K
+-1%
R3408
1K
R3405
2.2K
+-1%
R3404
1K
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
C3400
1B
C3404
0.1
B
C3402
1B
C3410
0.1
B
C3408
1B
C3406
1B
C3416
0.1
B
C3412
1B
C3414
1B
C3239
1B
C3237
1B
C3403
100
10V
YK
C3401
100
10V
YK
C3409
100
10V
YK
C3407
100
10V
YK
C3415
100
10V
YK
C3413
100
10V
YK
C3240
100
10V
YK
C3238
100
16V
YK
AT+5V
GND
AT+3.3V
AT+3.3V
AT+1.8V_1
P.CON+5V
AT+1.8V_1
AT+1.8V_2
GND
AT+3.3V
AT+5V
P.CON+8V
AT+6V
P.CON+5V
AT+14V
AT+1.8V_2
P.CON+5V
GND
GND
P.CON+5V
AT+5V
AT+5V
GND
H-18
H-17
PCBF40
CMF102
(MAIN PCB)
REGULATOR SCHEMATIC DIAGRAM
FROM/TO AV JACK/SWITCH
FROM/TO SOUND AMP
V_IN
V_C
V_ADJ
GND
V_OUT
V_IN
V_C
V_ADJ
GND
V_OUT
5.0
0
12.0
0.9
1.8
0
2.6
2.0
0.9
1.8
0
2.6
2.0
V_IN
V_C
V_ADJ
GND
V_OUT
2.4
5.0
0
6.2
7.0
OUT
IN
GND
FROM/TO POWER1
FROM/TO SCALER
FROM/TO TUNER
FROM/TO 21PIN
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
L512
100uH0405
TSL0405
CP502
A2001WV2-7P
1
2
3
4
5
6
7
CP503
A2001WV2-14P
1
10
11
12
13
14
2
3
4
5
6
7
8
9
IC504
LA5779
24
3.3V_REGULATOR
1
2
3
4
5
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
SH507
YQ-36
SH501
YQ-36
SH502
YQ-36
SH503
YQ-36
HS501
763WAAA143
HS502
763WAA0369
TH501
NTPAA2R2LDNB0
CP501
CCT2302-0911
1
2
D501
ENE471D-10A
HS505
763WAAA070
IC502
PS2561AL1-1-V(W)
PHOTO COUPLER
1
2
34
R547
22
2W
R568
2.7 2W
R511
100K
1W
R506
0.27 1W
R528
15 1/4W
R527
15
1/4W
R507
100 1/4W
R514
0.22
1W
IS THE LIVE CONNECTION
CAUTION:
IC501
STR-W6765
POWER REG
1
3
4
5
6
7
F501
T4A_L_250V
FH502
EYF-52BCY
FH501
EYF-52BCY
L511
SS24V-K07325
1
2
3
4
L510
SS24V-K07325
1
2
3
4
C521
1
50V
YK
D515
FMX-22S
1
2
3
D520
SBR100-10J-CBC11
1
2
3
T501
81400834
1
10
11
12
13
14
15
16
2
3
4
6
7
8
9
IC503
KIA431A-AT
VOLTAGE CTL
1
2
3
L506
6.8uH
RCH8011NP-6R8L
L504
22uHTSL0808
L507
6.8uH
RCH8011NP-6R8L
L509
22uH
TSL0808
L513
47uH
1010
D519
1F5-E
D504
1N4005-EIC
D503
1N4005-EIC
D507
RM11C-EIC
D506
RM11C-EIC
D508
RM11C-EIC
D509
RM11C-EIC
D514
1H3-E
D518
1H3-E
D536
SR340-004
D521
1SS133
D524
1SS133
D517
SK34A
D505
1H3-E
D511
1SS133
D502
1H3-E
D512
SARS01-V1
Q506
KTA1504S_Y_RTK
SHORT_PROTECT
Q513
KTA1281_Y
INV+B_LIMIT
Q512
KTA1504S_Y_RTK
POWER FAIL
D516
MTZJ6.2B
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
C514
180
400V
LXQ
Q502
KRA102SRTK
SW
B508
W4BRH3.5X6X1.0
D513
MTZJ5.6B
D525
MTZJ20B
D523
MTZJ13B
D522
MTZJ3.3B
D535
MTZJ30B
D510
MTZJ6.2B
W803
W813
W812
W809
W811
W810
C525
47
50V
YXF
C538
100
16V
YXF
C523
1800
25V
ZL
C522
22
50V
YXF
C526
22
50V
YXF
C524
1000
16V
ZL
C527
1800
25V
ZL
C531
100
25V
YXF
C529
100
6.3V
YXF
C533
1000
6.3V
ZL
C532
1000
16V
ZL
C510
1
50V
YXF
C505
4.7
50V
YXF
C554
0.0022
250V
KX
C500
0.1
B
C535
1B
C513
0.001
B
C518
0.0022 B
C520
0.1 B
C512
470P
CH
C508
0.47
B
C503
0.22
275V
ECQUL
C504
470P
2KV
R
C515
0.039
400V
PP
C509
0.22
275V
ECQUL
C506
0.1
275V
ECQUL
C511
0.01
B
C507
0.027
100V
MMTS
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
R537
1K1/4W
R512_1
1K
1/4W
R540
2.2K
1/4W
R533
22K
R532
100
R526
100
R521
10K 1/2W
R500
270K
R516
12M 1W
R576
22K
R541
2.2K
1/4W
R513
22K
R536
1K
R529
100 1/4W
R582
10K
R542
4.7K
R546
100
R519
47K
R522
820
+-1%
R524
2.7K
+-1%
R523
12K
+-1%
R515
220
1/4W
R517
10K
R520
150 1/4W
R518
1K
R534
6.8K
R525
4701/4W
R548
180
+-1%
R545
1.5K
+-1%
R531
1K
+-1%
R509
1K
R530
1K
R508
10 1/2W
R504
68K
1/2W
R503
68K
1/2W
R502
68K
1/2W
R501
68K
1/2W
R510
560 1/2W
R505
1.5M
1W
Q501
KTC3875S_Y_RTK
SW
Q505
KTC3875S_Y_RTK
SHOHT_PROTECT
Q511
KTC3875S_Y_RTK
INV+B_LIMIT
Q503
KRC102SRTK
STANDBY_SW
Q504
KRC102SRTK
SW
L505
47uH
0405
CD3401
CU271301
CD3402
CU2E1301
AT+40V
INV_+B
INV_GND
SOUND_GND
SOUND+
AT+14V
UNREG+6V
AT+3.3V
POWER_FAIL
OFL2
OFL1
LMP_ERR
INV_+B
INV_GND
AT+3.3V
GND
POWER_FAIL
PANEL_ON-H
STANDBY_H
LMP_ERR
OFL2
OFL1
SOUND+
AT+3.3V
SOUND_GND
AT+40V
AT+14V
AT+3.3V
GND
UNREG+6V
P.CON-6V
STANDBY_H
PANEL_ON-H
P.CON-6V
UNREG+6V
H-20
H-19
POWER2 SCHEMATIC DIAGRAM
(POWER PCB)
3.3
0
1.2
0
14.2
2.9
7.0
7.7
3.3
3.3
5.0
(CP3401)
(CP3400)
FROM/TO POWER1
PCB240
CEF279
12.0
0
0
UNREG+6V
AT+40V
SOUND GND
SOUND +B
GND
GND
UNREG+6V
GND
GND
P.CON-6V
AT+14V
AT+3.3V
AT+3.3V
AT+3.3V
GND
POWER FAIL
PANEL ON-H
OFL1
OFL2
LMP ERR
STANDBY-H
3.3
0
1.2
FROM/TO INVERTER
19.0
9.0
0
0
0
19.0
2.5
0
12.0
IN
IN
OUT
GND
14.6
12.5
11.2
14.0
3.3
0
2.5
7.0
2.5
6.0
1.6
1.25V ON/OFF
G
VOUT
VIN
5.2
13.5
18
35
NC
NC
0
360.0
0
360.0
24.0
0
0
NC
0
3.0
0
0
0
360
0
18.9
0
1.1
0.7
S/GND
SS/OLP
FB OCP/PD
Vcc
D
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