Sharp LC-32GD8EE Service Manual page 107

Power-Source Block Diagram
32/37GD9E/K/F/I/RU POWER-BLOCK-DIAGRAM
KEY-UNIT
4 5 6
CH+ CH- INPUT
DUNTKD606FMV0
(32/37)
POWER SW
S156
I
P0035GE
1 2 3 P153
TUNER-UNIT
5V(CONT)
CKITKD609FM01
5V 8V
(32/37)
IC203
IC204
Q203
MULTIPLEX
MULTIPLEX Q211
SN2G53CT
LV4053AT FL202
IC207
SSM6J51TU
IC201
IF-DEMOD
TDA9886 IC206
H 7 1
3.3V
3.3V REG
D-TU201
1.8V
MM3033E
RTUNQA033WJ
IC202 IC205
COFDM P201
1.8V REG
DEMOD-IC
QCNCMA012WJ
IXB682WJ PQ1M185M
8 6
MAIN-UNIT 8 6
M2
SC2705
+5V 8V
DUNTKD890FM11
(32/37)
PC-INPUT RS-232C
SSM6J51TU
BU3.3V
3
G
IC2301
S+8V
2
RS-232C
ISL83220
M5
SC2301
QSOCDA036WJ
EXT-6 1/3
EDID5V
4/6
HDMI-IN
7/9
10/12
IC1902
E2PROM 5V
SC1902 16/15
M1 24LC2BIN
M1 +1.8V
QSOCZA117WJ
+3.3V
24LC2BINEES
EXT-5
1/3 (SERVICE)
4/6
HDMI-IN
F
74 99
7/9
IC1901
10/12 IC1905
E2PROM
SC1901 16/15
24LC2BIN IC3001
HDMI
M1 M1 RECEIVER
24LC2BINEES E2PROM
QSOCZA117WJ
(SERVICE)
SII9021
BR24L64F
AUDIO
M1 M3
+3.3V
J2701
M2
EDID5V S+8V 8V
QJAKEA073WJ
EXT-4
1/2/3
13/14
D-SUB-15 IC2303 IC2701
IC3005 33 18 192
170
12/15 E2PROM SYSNC 133
SC2303 RESET
E BR24C21F SELECTOR
M5
M5 IC3002
TVHC153T BU4215G
QSOCNA229WJ M3
IXB731WJZZS M2
(SERVICE)
VIDEO
AUDIO
PROCESSOR
IC2704
VCT6993
ANALOG SW IC2702/5
J2702
M2 IXB698WJ
CD4052BP
SWITCH
QJAKEA073WJ
M2 MM1507XN
M2
SC2702
DUNTKD604FM04
AV-UNIT
P1101
(32/37) P1102
D
A+5V
EXT-1 20
19
15/11/7
IC1102
10
SCART1
SWITCH
6/2
MM1506XN
J1101 3/1
16/8 AV1
AV
QSOCZA116WJZZ
41
EXT-2 IC1101
40
36/32/28 SWITCH
MM1506XN
31
27/23
SCART2
AV1
24/22
C 37/29
J1101
AV
QSOCZA116WJZZ
IC1201
EXT-3
1
SWITCH
A/V-IN MM1507XN
3/5
AV1
A-OUT 13/15
S/VIDEO
11 B+30V
7
J1201
AV
QJAKZA033WJZZ
5
HEAD
4 IC302 IC301
PHONE 2
3 SOUND AMP SOUND AMP
7
J1301
8
1 TDA8931T TDA8931T
AV AV1 P301
AV1
QJAKJA007WJZZ
1-2 3-4
B
CORE
SPEAKER L
B
VCP3007PA014A G R
G SENS
R (32/37) SENS
OPC
SLEEP POW
-LED -LED OPC REMOCON
A
D102 D104 D103 IC101 RMC101
1 2 3
VOL+ VOL-
RRMCGA460WJSA(GD9E)
LCD-MODULE
TFT LCD PANEL
SERVICE EXTENSION CABLE
QCNWGA015WJPZ (UP-DATE)
QCNW-C222WJQZ (CONTROL PWB)
14
RCORFA023WJZZ
LB CORE
P2302
P1701
LCD-CONT-UNIT
OPEN P2305
M5
IC1711 LCD+5V
28-31
PQ1R50
P2303
IC1709
M5
BU3.3V BU3.3V
2
SC1702
IC1703 M6
S8V
8V REG
SC1701
PQ20WZ11
M6
M6
35V
1
9
13.5V
4-6
IC1710 LCD5V IC1705
FPGA
5V-REG.
SSM6J51TU
IXB823WJ
M6
M6
IC1704
5V SH
P2301
5V-REG.
+1.8V
SSM6J51TU
M6
SC4601
IC1708
POW+5V
+1.8V DIGITAL-UNIT
1.8V-REG.
20
MP1410ES 10-15 DUNTKD628FM01
IC3003
M6
(32/37)
MICRO
CONTROLLER
P2702
IXB664WJ
PIC16F913
M3
IC1707
+3.3V
+3.3V REG 16-6
PQ20WZ11
M6
BU3.3V
IC1706
BU+1.8V BU+1.8V
1.8V-REG.
MP1410ES
CARD-SLOT
M6
185
169
142
IC1702
BU3.3V BU+5V
3.3V REG
PQ20WZ11 20-21
QCNCMA199WJSA
M6
87 18
IC3301
IC3302
FRC
RESET
IXB064WJ
BU4215G
M3 M4 M4
TERMINAL+5V
S8V
SC2704
SC2703
22
19 M2
23
22
19
23
A+5V B8V P1201
(32) C705 C706
220 &L 220 &L
400V 400V
(37) C705 C706
270 &L 270 &L
D701
400V 400V
TH701
8V
VA702 HXA033WJ
IC303
OP-AMP
T703
NJM4558M
SC301
AV1
B+30V D778
1-3
D777
L701
L702
C704
VA701
RCORF0103CEZZ(32/37)
RCORF0103CEZZ(32/37)
BU3.3V
Q702
CORE
P101
SC701
SPEAKER R
R
R/C LED UNIT
VCP3007PA014A
DUNTKD607FMV0 (32/37) RCORFA020WJZZ
B CORE
(32/37)
QACCKA007WJPZ(E/F/I/R)
AC-CORD
QACCBA054WJPZ(K)
AC-IN (32/37)
4 5 6
R1LK315T3LZ4BX(32)
R1LK370T3LZ5BX(37)
CN5
CN4
CORE RCORFA064WJ(32/37) CORE
CN5 CN4
CN1 CN2
LCD+5V
POW5V
SC4602
Q4401
IC4702
P5V
SW
SSM6J51TU
TXA026WJ
IC4604
OP-AMP
TSH73CPT
IC4701 IC4704
1.8V
3.3V
1.8V REG
3.3V REG
PQ018ENA
MP1583 3.3V
D4
D4
IC4001
P3V3
DIGITAL
PROCESSOR
IC4005 IC4002 IC4003
INVERTER AND GATE
RESET IXB680WJ
LVC573AP
SN1G08DC BU4228G
D1 D1
D1
P3V3
IC4203
IC4202 IC4201 IC4204
16M-FLASH 64MSDRAM 64MSDRAM EEPROM
IXB076WJ BR24L64F
IXB681WJ IXB076WJ
D2 D2 D2 D2
P3V3
IC4401 IC4402 IC4404 IC4405
BUS RACHE
BUFFER/LINE RACHE
TRANCEIVER STATE STATE
DRIVER
LCX244MT LVC573AP
TCLCX245 LVC573AP
D3 D3 D3 D3
IC4406 IC4407 IC4408 IC4403
OR GATE OR GATE NOR GATE AND GATE
SN1G32DC SN1G32DC SN1G02DC SN1G08DC
D3 D3 D3 D3
DUNTKD605FM01/03 (32/37)
POWER-UNIT
RY701
13.5V
Q721
P701
P-CON2
35V 35V
T701
1
D735
380V 30V 13.5V
4-6
1 16
D741 5V
C762
D759 10-15
IC705
15 D738 BU5V
SW-REG 20-21
35V
MR4020
14
GND
D753
1 2 4 C754
9 7 D754
D739
13.5V
13
900V
3 D756 P702
D725 C757
5
12
PCON1
1
11
PCON2
6 2
Q724
D737
7 5V 5V
C752 D751
10
D724
Q726 D731
P703
D726
Q708
30V
1-3
D730
Q730
IC706
5-7
6
7 D732
Q731
Q710
IC708
D746
NJM2904
D733
Q723
P-CON1
Q713
P-CON2
T702 Q712 P704
380V
1 24V
24V
15 1-5
D728
IC704
C744
SW-REG
D736
MR4030 D762
4 2 1 9
900V GND
3 14 6-10
R858
5
6
6 2
7 1
5 3
D734
IC707
Q704
IC709
NJM2903M
7 8 9 10
107
LCD
BACK-LIGHT
(32) *8
(37) *9
RUNTKA214WJZZ
INV(32) UNIT
CN7501
F7501
24V 10A CN7504
T7501
1-5
Q7501
Q7502
Q7603
Q7503
Q7504
VCC
*8
LB Z7601
CN7501
INV-CTL T7508 CN7511
RUNTKA216WJZZ(37)
INV(37) UNIT 1/2
CN7501
F7501
24V
6.3A
1-5 T7501 CN7504
Q7526
Q7524
LB
CN7501 Q7525
Q7523
CN7503 *5
Vcc
T7505
CN7508
6
VCC
15-19
IC7501
INV-CTL
BD9777FV
RUNTKA217WJZZ(37)
INV(37) UNIT 2/2
CN7705 T7701 CN7701
F7701 6.3A
15-19
Q7526
Q7524
Q7529
Q7527
Vcc
F7702 1.0A
*4
T7704 CN7704
6
11 12 13
LC-32/37GD8E/RU
LC-32/37BT8E/RU
14 15 16