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

CEF280A
CEF281A
CEF279A
SH501
W001
L6704
L6703
L6702
L6701
L6700
W002
W003
T6704
T6703
T6702
T6701
T6700
CP6703
CP6702
CP6705
W004
R6748
R6729
R6728
W005
W006
W007
W008
W009
C6728
F6704
R6747
W010
R6719
R6718
F6703
W011
C6721
R6749
F6702
C6716
W012
R6714
R6746
R6715
W013
W014
R6726
R6727
W015
W016
R6705
R6704
CP6701
R6745
F6701
F6700
W017
W018
W019
C6709
W020
R6701
R6744
W021
R6700
C6704
W022
W023
W024
W025
W026
W027
W028
W029
W030
W031
L511
D501
C509
D508
TH501
D503
R505
L510
CP501
D507
D509
D506
FH502
FH501
F501
W032
W033
D525
D524
W803
SW2202
SW2203
SW2206
SW2204
SW2207
SW2201
SW2205
C2207
D2201
OS2201
CP2201
SH507
C506
C503
W034
W035
W036
CP2200
R2205
W037
J2202
J2200
W038
J2201
W040
W078
W041
W042
W043
W044
W045
W046
W047
R511
W048
L512
L509
L505
C515
W049
W051
W813
W052
W053
W054
W809
W055
W056
W057
W058
W059
W060
W061
W062
W811
D511
W063
T501
W064
W065
W066
W067
D521
W068
W069
W070
W071
W072
R540
R541
Q513
W073
W074
D523
R
547
R529
R537
C526
D518
C522
D514
R527
L504
C524
D536
R515
R520
D513
R521
R525
C521
D516
CP503
D522
C529
C533
L513
C532
C523
L506
HS505
D520
C527
L507
C531
R568
D519
R528
C525
CP502
IC504
D515
W075
W076
W077
HS502
HS501
IC501
R506
R507
C505
C510
IC502
R503
C514
C507
D510
R512_1
D505
R514
R516
D502
B508
D512
D535
R510
R508
R502
R501
R504
C504
SH503
SH502
D504
IC503
CD2200
W810
C538
C554
CP6700
W812
C6724_1
C6717_1
C6712_1
C6705_1
C6700_1
PRINTED CIRCUIT BOARDS
POWER/OPERATION/REMOCON (INSERTED PARTS)
SOLDER SIDE
G-5
G-6
CEF280A
CEF281A
D6703
D6704
D6707
D6708
D6710
Q6717
Q6713
Q6706
R6724
R6703
D6700
D6711
R6743
R6734
C6739
R6733
R6731
R6730
C6754
C6727
R6732
C6744
Q6715
Q6714
D6705
R6721
Q6712
R6720
C6720
C6753
C6743
Q6711
Q6710
R6725
D6701
R6716
R6717
C6752
C6715
Q6709
C6723
C6722
R6722
R6723
Q6707
Q6708
C6742
D6709
R6707
C6708
C6751
R6706
Q6705
R6712
R6713
D6702
R6709
C6729
R6708
C6741
Q6703
Q6704
C6738
R6711
R6710
R6735
C6703
C6750
R6702
Q6702
C6740
Q6701
Q6700
Q6716
R536
C2209
R2209
R2208
R2207
R2204
R2201
R2202
R2203
R2206
B2200
B2201
B2202
R530
Q505
R533
Q506
R532
R513
R576
Q511
R546
R582
R542
Q512
R522
R523
R524
C518
R518
Q503
C520
R517
R526
R519
Q501
Q502
Q504
R534
R548
R545
R531
D517
C512
C508
R509
C511
C513
C2205
R2212
C500
C535
R500
B2204
B2205
C2210
B2203
C2211
W821
PRINTED CIRCUIT BOARDS
POWER/OPERATION/REMOCON(CHIP MOUNTED PARTS)
SOLDER SIDE
G-7
G-8
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
J4206
RGB-16C
1
10
11
12
13
14
15
16
17
18
19
22
0
21
3
4
5
6
7
8
9
J4205
RGB-16C
1
10
11
12
13
14
15
16
17
18
19
22
0
21
3
4
5
6
7
8
9
C4200
10
16V
KANP
C4227
10
16V
KANP
CAUTION: DIGITAL TRANSISTOR
Q4217
KRA103SRTK
SW
Q4202
KTA1504S_Y_RTK
BUFFER
Q4203
KTA1504S_Y_RTK
6DB AMP
Q4214
KTA1504S_Y_RTK
6DB AMP
Q4213
KTA1504S_Y_RTK
BUFFER
C4218
470
10V
YK
C4217
470
10V
YK
CAUTION: DIGITAL TRANSISTOR
Q4218
KRC102SRTK
LEVEL SHIFT
B4203
FCM1608KF-601T02
B4204
FCM1608KF-601T02
D4206
UDZS12B
D4210
UDZS4.7B
D4211
UDZS4.7B
D4205
UDZS12B
Q4212
KTC3875S_Y_RTK
6DB AMP
Q4208
KTC3875S_Y_RTK
MUTE SW
Q4210
KTC3875S_Y_RTK
MUTE SW
Q4205
KTC3875S_Y_RTK
MUTE SW
Q4204
KTC3875S_Y_RTK
MUTE SW
Q4215
KTC3875S_Y_RTK
6DB AMP
L4202
22uH
L4204
22uH
L4205
22uH
L4203
22uH
L4214
22uH
L4207
22uH
L4206
22uH
L4211
22uH
L4212
22uH
L4217
22uH
R4241
100
R4245
10K
R4255
470
R4263
470
R4269
3.9K
R4234
100
R4215
68
R4210
75
R4217
68
R4240
100
R4233
100
R4219
100
R4273
8.2K
R4227
75
R4267
10K
1/4W
R4268
10K1/4W
R4254
75
1/4W
R4242
75
R4239
18K
R4247
8.2K
R4251
1K
R4223
100
R4224
100
R4249
1K
R4248
1K
R4220
100
R4222
100
R4218
75
R4274
18K
R4201
47
R4221
10K
R4246
10
1/4W
R4200
330
1/4W
R4266
10K
R4262
330
R4264
10K1/4W
R4261
10K 1/4W
R4256
100 1/4W
R4250
1K
R4209
75
R4278
470
R4280
470
R4281
10K
R4282
3.9K
R4276
10K
R4277
10
1/4W
R4275
10K
R4271
330
1/4W
R4279
330
R4272
47
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
C4209
22P
CH
C4210
270P CH
C4230
100P
CH
C4245
100P
CH
C4233
100P
CH
C4215
0.0047
B
C4212
0.0022
B
C4202
0.0022
B
C4207
0.0047
B
C4225
0.01
B
C4213
0.0047
B
C4211
0.0022
B
C4201
0.0022
B
C4206
0.0047
B
C4226
0.01
B
C4223
0.01
B
C4220
100P
CH
C4222
0.1
B
C4208
270P CH
C4235
22P
CH
C4237
0.1
B
C4216
47
16V
YK
C4224
47
16V
YK
C4236
47
16V
YK
C4250
47
16V
YK
W853
W851
W913
W849
W836
W883
W882
W871
W841
W826
W830
W881
W813
AT+5V
P.CON+9V
P.CON+9V
GND
AUDIO_MUTE
TUNER_CVBS_IN
SCART1_Y_IN
AUDIO_MUTE
SCART1_CVBS_IN
SCART2_MONITOR_OUT
SCART1_G_IN
SCART1_B_IN
SCART1_R_IN
SCART1_Y_IN
SCART2_Y/CVBS_IN
SCART2_C_IN
SCART1_CVBS_IN
SCART1_R_IN
SC1_A_OUT_L
SCART1_G_IN
SC1_A_OUT_R
SCART1_B_IN
SC2_A_OUT_L
SCART1
SC2_A_OUT_R
SCART1_AUDIO_L
SCART1_AUDIO_R
SCART2_AUDIO_L
SCART2_AUDIO_R
SCART1
SCART2
SCART1_AUDIO_L
SC1_A_OUT_L
SCART1_AUDIO_R
SC1_A_OUT_R
P.CON+9V
SCART2_Y/CVBS_IN
SCART2_MONITOR_OUT
SCART2_C_IN
SCART2
SCART2_AUDIO_L
SC2_A_OUT_L
SCART2_AUDIO_R
SC2_A_OUT_R
H-2
H-1
(MAIN PCB)
21PIN SCHEMATIC DIAGRAM
2
3
FROM/TO SCALER
PCBF40
CMF102
NC
NC
NC
R OUT
R IN
L OUT
GND
GND
L IN
FOR VCR
GND
GND
GND
21-C IN
NC
GND
GND
MONITOR OUT
VIDEO IN
GND
R OUT
R IN
L OUT
GND
GND
L IN
21-B IN
FOR VCR
GND
NC
21-G IN
GND
GND
21-R IN
21-Y IN
GND
GND
TUNER OUT
VIDEO IN
GND
NC
0
5.1
0
0
0
5.1
8.8
0
4.5
7.8
7.3
3.8
7.3
2.3
1.7
0
0
5.1
0
0
5.1
1
FROM/TO TUNER
0
2.0
2.9
FROM/TO POWER1
8.8
4.5
0
7.8
7.3
3.8
7.3
FROM/TO REGULATOR
2.9
5.0
5.1
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
IC3403
KIA431A-AT
VOLTAGE CTL
1
2
3
IC3404
BA00BC0WFP
F4
9V_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
SH4304
YQ-36
SH4301
YQ-36
SH4302
YQ-36
SH4303
YQ-36
SH4305
YQ-36
SH4306
YQ-36
D3409
EC11FS2-TE12L
D3804
EC11FS2-TE12L
CP3400
A2001WR2-7P
1
2
3
4
5
6
7
CP3401
A2001WR2-14P
1
10
11
12
13
14
2
3
4
5
6
7
8
9
D3407
UDZS36B
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
Q3400
KTA1504S_Y_RTK
PANEL+32V_SW
Q3407
KTA1664-Y-RTF/P
P.CON+3.3V SW
Q3402
KTA1504S_Y_RTK
TU+32V SW
Q3405
KTA1664-Y-RTF/P
P.CON+14V SW
CAUTION: DIGITAL TRANSISTOR
Q3408
KRC102SRTK
SW
Q3406
KRC102SRTK
LCD_SW
Q3401
KRC102SRTK
LCD_SW
Q3403
KRC102SRTK
LCD_SW
Q3404
KRC102SRTK
LCD_SW
Q3409
KRC102SRTK
SW
B3403
HCB1608KF-121T20
B3402
HCB1608KF-121T20
B3400
HCB1608KF-121T20
B3401
HCB1608KF-121T20
B3404
HCB1608KF-121T20
B3405
HCB1608KF-121T20
L3400
47uH
R3430
10K
R3432
6.8K
+-1%
R3425
100
R3426
100
R3422
2.2K 1/4W
R3418
2.2K 1/4W
R3417
22K
1/4W
R3416
22K
R3436
2.2K 1/4W
R3412
30K
+-1%
R3414
2.7K
+-1%
R3413
150
+-1%
R3419
22K
R3421
1K 1/4W
R3420
22K
1/4W
R3424
100K
R3437
22K
1/4W
R3423
22K
1/4W
R3434
100
R3433
1K
+-1%
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
C3427
1B
C3428
1B
C3425
0.1
B
C3422
0.1
B
C3439
0.0033
B
C3433
0.1
B
C3432
0.1
B
C3438
0.1
B
C3437
0.1
B
C3431
0.1
B
C3430
0.1
B
C3426
0.1
B
C3419
0.1
B
C3418
0.01 B
C3435
0.1
B
C3424
0.0033
B
C3429
100
16V
YK
C3434
100
6.3V
YK
C3421
22
50V
YK
C3440
10
50V
YK
C3420
1
50V
KA
GND
P.CON+9V
TUNER+32V
P.CON+3.3V
GND
P.CON+3.3V
LCD+32V
P.CON-6V
P.CON+14V
GND
AT+3.3V
GND
SOUND+B
AT+3.3V
POWER_FAIL
GND
SOUND_GND
AT+14V
AT+6V
AT+3.3V
GND
P.CON+8V
GND
P.CON+8V
AT+3.3V
POWER_FAIL
SYS_POWER_H
INVERTER_DET
PANEL_ON-H1
LIGHT_CONTROL1
LIGHT_CONTROL2
STANDBY_H
PANEL_ON-H2
H-4
H-3
PCBF40
CMF102
(MAIN PCB)
POWER1 SCHEMATIC DIAGRAM
OFL1
OFL2
LMP ERR
STANDBY-H
PANEL ON-H
POWER_FAIL
GND
SOUND+B
SOUND GND
AT+40V
AT+14V
AT+3.3V
AT+3.3V
AT+3.3V
GND
GND
GND
GND
UNREG+6V
UNREG+6V
P.CON-6V
33.0
0
35.0
31.0
33.0
FROM/TO SOUND AMP
FROM/TO JACK
FROM/TO 21PIN
FROM/TO TUNER
FROM/TO RSDS
FROM/TO REGULATOR
(CP503)
FROM/TO POWER2
FROM/TO POWER2
(CP502)
FROM/TO SCALER
3.3
3.3
0
0
0
3.3
31.0
40.0
33.0
3.3
31.0
0
33.0
14.0
14.0
0
0
0
3.3
V_ADJ
V_OUT
GND
V_IN
V_C
3.3
13.5
0
9.0
4.5
0
0
3.3
3.3
0
0
3.3
3.3
0
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