Read Sharp LC-32GD8EK (serv.man15) Service Manual online
107
LC-32/37GD8E/RU
LC-32/37BT8E/RU
ON
OFF
1
2
3
4
5
6
Vcc
Vcc
AUDIO
M2
J2702
M2
J2701
SC2301
QSOCDA036WJ
12/15
1/2/3
D-SUB-15
QSOCNA229WJ
13/14
SC2303
16/15
1/3
7/9
HDMI-IN
4/6
SC1901
CN5
CN4
CN2
CN1
P2305
P2303
SC1702
SC1701
P201
SC2705
P2302
CN5
CN4
D-TU201
CH+
VOL+
CH-
VOL-
S156
POWER SW
P0035GE
P153
DUNTKD606FMV0
(32/37)
INPUT
AUDIO
CKITKD609FM01
QCNCMA012WJ
7
8V
1
Q203
HDMI
RECEIVER
IC1905
SII9021
IC1901
24LC2BIN
E2PROM
IC3002
IXB624WJ
VCT6973
2
3
QSOCZA117WJ
QJAKEA073WJ
QJAKEA073WJ
M1
M2
SC2704
M2
M3
M6
M3
M6
M6
M5
M5
S8V
7
6/2
40
D103
SENS
1
20
3
SCART2
SCART1
P101
SENS
2
31
15/11/7
B
D104
SC301
POW
-LED
S/VIDEO
4
3/5
J1101
41
RSP-ZA184WJN2
(32/37)
OPC
-LED
RMC101
13/15
5
36/32/28
AV
3/1
10
G
DUNTKD604FM10
REMOCON
IC101
HEAD
PHONE
R
AV
J1101
37/29
G
DUNTKD607FMV0
7
RSP-ZA184WJN1
(32/37)
J1301
AV
A-OUT
27/23
QJAKJA007WJZZ
P1101
R
11
OPC
A/V-IN
1
R
16/8
24/22
QJAKZA033WJZZ
P1102
D102
AV
B
8
19
P1201
SLEEP
J1201
M1
10/12
IC2702/5
MM1507XN
M2
M5
IC2301
ISL83220
RS-232C
BU3.3V
BU+5V
IC1706
MP1410ES
M6
BU+1.8V
IC1702
PQ20WZ11
M6
3.3V REG
IC1703
M6
8V REG
PQ20WZ11
IC1705
IC1708
M6
MP1410ES
8V
+5V
S8V
S+8V
+1.8V
LCD+5V
LCD5V
BU3.3V
+3.3V
IC1101
MM1506XN
SWITCH
AV1
AV1
IC1201
MM1507XN
SWITCH
A+5V
IC1102
MM1506XN
SWITCH
AV1
IC302
IC301
TDA8931T
TDA8931T
SOUND AMP
SOUND AMP
B+30V
B+30V
POW+5V
SSM6J51TU
M6
TERMINAL+5V
SC2703
SC2702
13.5V
SSM6J51TU
M6
IC1704
+3.3V REG
PQ20WZ11
IC1707
M6
5V
A+5V
AV1
IC303
NJM4558M
A8V
8V
6
8
5V(CONT)
Q211
IC203
IC2701
+3.3V
TVHC153T
M2
(32/37)
RS-232C
(32/37)
+1.8V
EDID5V
+3.3V
BU+1.8V
IC1710
IXB823WJ
FPGA
PIC16F913
MICRO
CONTROLLER
IC3003
IXB664WJ
IC2704
CD4052BP
M2
4-6
20-21
BU3.3V
10-15
35V
1
VIDEO
PROCESSOR
SYSNC
SELECTOR
LCD+5V
BU3.3V
P301
6
8
28-31
2
19
22
23
23
22
19
1-3
1-2
3-4
ANALOG SW
SWITCH
5V-REG.
5V-REG.
5V
1.8V-REG.
1.8V-REG.
RTUNQA033WJ
OP-AMP
(32/37)
BU3.3V
S+8V
8V
AV1
AV1
BU3.3V
+1.8V
IC204
IC207
IC206
IC205
IC202
IC201
3.3V
1.8V
SSM6J51TU
TDA9886
LV4053AT
SN2G53CT
MM3033E
PQ1M185M
IXB682WJ
IF-DEMOD
MULTIPLEX
14
DE-MODIC
MULTIPLEX
SC4601
3.3V
IC4003
D3
D3
RACHE
SN1G02DC
TSH73CPT
IC4001
BUFFER/LINE
DRIVER
IC4406
LVC573AP
64MSDRAM
SN1G08DC
IC4702
IC4005
OUTPUT
D2
IC4401
D3
BU4228G
IC4704
D3
DUNTKD628FM01
3.3VREG
QCNCMA199WJSA
OCTAL
SN1G08DC
IXB680WJ
SSM6J51TU
D4
IC4407
OUTPUT
LCX244MT
IXB076WJ
IC4203
D2
IC4402
D3
D1
SC4602
1.8V REG
D3
SN1G32DC
CARD-SLOT
TXA026WJ
MP1583
P3V3
IC4408
RACHE
IXB076WJ
POW5V
IC4202
LVC573AP
16M-FLASH
D2
IC4404
DIGITAL
PROCESSOR
BR24L64F
D3
IC4002
D1
D3
PQ018ENA
D4
P3V3
CN4190
SN1G32DC
IC4403
P5V
Q4401
TCLCX245
IC4201
64MSDRAM
TRANCEIVER
IC4405
P3V3
IXB681WJ
IC4604
D2
IC4701
IC4204
D1
D3
P2702
16-6
E2PROM
IC2303
M5
EDID5V
BR24C21F
D1
(32/37)
SW
OP-AMP
SW
1.8V
3.3V
INVERTER
SN1GU04C
AND GATE
RESET
EEPROM
OR GATE
OR GATE
NOR GATE
AND GATE
D4
3.3V REG
1.8V REG
SW
COFDM
D4
24LC2BINEES
(SERVICE)
IXB731WJZZS
(SERVICE)
SSM6J51TU
PQ1R50
IC1711
IC1709
5V
E2PROM
BR24L64F
8
IC3001
18
33
IC3005
RESET
BU4215G
M3
74
99
20
OPEN
9
BU3.3V
M3
DUNTKD890FM06(32)
DUNTKD890FM07(37)
(32/37)
T702
35V
4
220
RDA706(37)
2
D734
13.5V
MR4020
5V
D724
1-3
13
&L
7
Q702
BU5V
CORE
(32)
Q724
D759
6
D739
C752
I-DET
4
SW-REG
C762
6
Q731
380V
900V
IC708
IC705
INV_BRT
13
D730
3
RY701
QFS-ZA007WJZZ
D701
35V
2
C704
D726
9
C706
1
3
11
D756
INV_BRT
C706
L701
7
D751
D725
2
Q710
C705
PCON2
P703
DUNITKD605FM14/03
P-CON1
MR4030
Q713
VCC
400V
900V
&L
D741
F701
C705
VCC
9
GND
R858
RDA702
P701
D777
(37)
13.5V
Q730
PCON1
10-15
5
&L
270
(RCORFA020WJZZ)
D731
D736
400V
16
SC701
D735
Q712
220
1
PWM-SEL
7
P704
30V
T701
30V
NJM2903M
FB
L702
IC709
Q726
GND
IC706
5-7
1
C754
10
I-DET
14
14
RDA703
T703
P-CON2
35V
D733
24V
12
6-10
1
20-21
14
D754
D762
380V
C744
9
Q708
IC704
1
Q723
1
SW-REG
P702
D778
D728
IC707
D737
P-CON2
VA701
24V
5V
4
TH701
6
400V
Q721
PWM-SEL
2
13.5V
4-6
15
(32/37)
D746
(32/37)
D732
C757
Q704
1-5
12
15
HXA033WJ
5
5
D738
400V
INV_ON
270
5V
FB
INV_ON
4A
NJM2904
7
1
&L
VA702
D753
5
3
Q7523
Q7527
F7501
6.3A
CN7705
Vcc
Q18
T1
T7704
*4
CN7502
Q7525
IC7501
Q17
INV-CTL
20
CN7704
*5
VCC
24V
15-19
Q19
CP3
5A
5A
F7701
6.3A
BD9777FV
Q7524
T7501
Q14
Q21
CN4
1-5
INV(37) UNIT 2/2
1.0A
CN7501
CN7701
6
INV-CTL
Q20
CP1
CN3
LA
CN7504
CN7508
Q7524
Q7526
1-5
Q23
CN11
CP4
LB
RUNTKA216WJZZ(37)
CN7503
RUNTKA217WJZZ(37)
Q7526
15-19
Q22
24V
IC1
INV(37) UNIT 1/2
T7505
Q7529
6
T7701
F7702
1A
Q16
(32) *8
(37) *9
M1
M5
FL202
T8
R828
QSOCZA116WJ
QSOCZA116WJ
P1701
M6
192
142
169
170
185
133
CORE
RCORFA064WJZZ(37)
RCORFA064WJZZ
CORE
RCORF0103CEZZ (37)
RCORFA023WJZZ (32)
CORE
CORE
RCORFA023WJZZ(37only)
CORE
RCORF0103CEZZ(32only)
RCORFA023WJZZ(37only)
RCORF0103CEZZ(32/37)
CORE
MAIN-UNIT
LCD-CONT-UNIT
PC-INPUT
EXT-4
EXT-5
TFT LCD PANEL
KEY-UNIT
TUNER-UNIT
RRMCGA472WJSA(GD8E)
SPEAKER R
R/C LED UNIT
SPEAKER L
EXT-3
AV-UNIT
EXT-1
EXT-2
LCD-MODULE
DIGITAL-UNIT
A3IU32D8E1
A3KU37D8E1
RRMCGA490WJSA(BT8E)
R1LK315T3LF15 (32)
R1LK370T3LZ5BX(37)
AC-CORD
QACCKA021WJPZ(E/F/I/R)
POWER-UNIT
QACCBA073WJPZ(K)
AC-IN
INVERTER UNIT
32 INCH
IM3819
LCD
BACK-LIGHT
32/37GD8E/BT8E/K/F/I/RU
POWER-BLOCK-DIAGRAM
Power-Source Block Diagram
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
I
H
G
F
E
D
C
B
A
Display
