DOWNLOAD Sharp LC-26LE430E Service Manual ↓ Size: 15.96 MB | Pages: 127 in PDF or view online for FREE

Model
LC-26LE430E
Pages
127
Size
15.96 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
lc-26le430e.pdf
Date
PREV: Sharp LC-26LE320E (serv.man10) Service Manual / Technical Bulletin

Sharp LC-26LE430E Service Manual ▷ View online

LC-19LE430E, LC-22LE430E, LC-26LE430E, LC-32LE430E 
 
105
CHAPTER 8. 
SCHEMATIC DIAGRAM
 
[1] MAIN SCHEMATIC DIAGRAM  
01. POWER-1 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Vout=0.827x (1+12.3K/33K) = 1.13V for DV11
VCCK
DV33SB
Q705
AON4421
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
FB706
220R/2000mA
1
2
C729
10uF 10V
Q703
BC847C
TP
7
0
2
FB702
120R/3000mA
1
2
C715
100N 50V
C721
22uF 10V
R701
NC/10K 1/8W 5%
+
C730
220UF 16V
C734
22uF 10V
C705
100N 16V
C718
100N 16V
R726
27R 1/10W 1%
C708
10U 16V
R721
33K 1/16W 1%
C728
4.7uF 50V
C713
22uF 10V
C703
1UF16V
R704
33K 1/16W 5%
R718
300R 1/16W 1%
FB701
120R/3000mA
1
2
R712
120R 1/10W 1%
C735
10N 50V
TP
7
0
4
SMD/0402
Near U701
U701
TPS54319RTE
VIN
1
VIN
2
GND
3
GND
4
AGND
5
VSNS
6
COMP
7
RT/CLK
8
SS
9
PH
10
PH
11
PH
12
BOOT
13
PWRGD
14
EN
15
VIN
16
Pw
Pd
17
R724
NC/0R05 1/4W
FB705
220R/2000mA
1
2
R7
3
6
1
80K
 1/
16W
1
%
C720
3300pF 50V
Q702
AON4421
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
R731
7K
5 1/
16
W
 5%
+
C702
470UF 10V
U703
G1117T43Uf
VIN
3
VOUT
2
GN
D
/A
D
J
1
C733
10N 50V
TP
7
0
3
R729
33K 1/16W 1%
R715
7K
5 1
/16W
 5%
R
737
1
80K
 1/
16W
 1%
C719
10uF 10V
CN701
CONN 13P 2.5MM
1
2
3
4
5
6
7
8
9
10
11
12
13
R719
47K 1/16W 5%
R705
4K7 1/16W 5%
R730
100K 1/16W 1%
FB707
220R/2000mA
1
2
C711
100N 16V
R720
12K 1/10W 1%
C716
100N 50V
C723
22uF 10V
Q701
BC847C
3
2
1
R722
300R 1/16W 1%
C717
100N 16V
R732
0R05 1/4W
C724
10uF 10V
C707
100N 16V
R723
10K 1/16W 5%
C725
10uF 10V
C714
22uF 10V
U702
TPS54319RTE
VIN
1
VIN
2
GND
3
GND
4
AGND
5
VSNS
6
COMP
7
RT/CLK
8
SS
9
PH
10
PH
11
PH
12
BOOT
13
PWRGD
14
EN
15
VIN
16
Pw
P
d
17
C727
1uF 25V
C701
10UF 6.3V X5R +-20%
TP
7
0
7
R742
N
C
/10K
 1
/16W
 5%
R702
100R 1/16W 5%
R727
5K1 1/16W 5%
R716
1K 1/16W 5%
L701
1.5UH
R706
22K 1/16W 5%
C709
1UF16V
R703
2K7 1/16W 5%
R725
7K5 1/16W 5%
R714
4K7 1/16W 5%
TP
7
0
1
DV33 to DV15_DDR
C722
3300pF 50V
TP
7
0
5
C731
22UF 6.3V
L702
1.5UH
C732
22uF 10V
C726
100N 16V
12V (DL)/NC(DS)
TP
7
0
6
Q704
BC847C
3
2
1
+12V
+5V_STB
+5V_SW
PWR_16V_24V
STB_PWR5V
+5V_STB
+16V_24V
DV15_DDR
DV33
AV33
DV11
+5V_STB
DV33
DV33
+5V_SW
VCCK
PWR_16V_24V
DV33SB
GND
5,6,7,8,9,10,11,12,13,14,15,16
+5V_STB
5,7,14
+16V_24V
8,9
STB_PWR5V 9
+12V
5,9
VCCK
6
+5V_SW
5,7,10,11,13,14,15
DV33
5,6,7,8,9,11,13,14,15
AV33
6,13
DV15_DDR
6,12
OPWRSB
6
BRIGHT_ADJ
14
INVERTER_ON_OFF 14
DV33SB
5,6,7,9,13,14
AV33
BRIGHT_ADJ
+5V_STB to DV11/VCCK
R/A 2.5 MM
311GW250B13ABX(XINYA)
STB_PWR5V
DV33SB
R717
NC/4K7 1/16W 5%
ON  OFF
GPIO Contrl
EC080-35 も础
R734
4K7 1/16W 5%
+5V_STB
"PWR_ON"
Normal:High
Standby:Low
BRIGHT_ADJ
PWR_ON
+16V_24V
OPWRSB
+24V or 16V
ON  OFF
INVERTER_ON_OFF
"INVERTER_ON_OFF"
Normal:High
Standby:Low
+5V_SW to DV33/AV33
INVERTER_ON_OFF
OFF  ON
PWR_ON
24V (DL) / 16V(DS)
"BRIGHT_ADJ"
Normal:PWM or DC 3V3 Max
Standby: 0 V
STB_PWR5V
+5V_STB to +5V_SW
C657
4.7uF 50V
Q705
R724
32"
19"/22"/32"
0R
NC
NC
AON4421
Q704
NC
BC847
+12V
GND
DV11
Normal:High
Stand_By:Low
Vout=1.25x (1+27/120)= 1.53V 
PWR_ON
DV11
PWR to 24V or 16V for AUDIO
PWR_ON
+5V_STB TO +5V_SW BY DV11
DV15_DDR
Near U702
Change to C1206
+5V_SW
"OPWRSB"
H: Standby
L: Normal
DC POWER INPUT
24V(DL)/16V(DS)
OPWRSB
Vout=0.827x (1+100.3K/33K) = 3.34V for DV33 & AV33
LC-19LE430E, LC-22LE430E, LC-26LE430E, LC-32LE430E 
 
106
02. POWER-2 
 
 
 
 
 
 
 
 
 
 
 
 
 
+12V
R754
+12V
R752
DV33
AV12
PANEL_VCC_ON/OFF(GPIO_11)
Normal:High
Standby:Low
PANEL_VCC
NC
DV33SB
0R
0R
GPIO Contrl
PANEL_VCC
NC
Vo=1.25 x (1+1R/120R) = 1.25V
FB750
NC/220R/2000mA
1
2
C754
4.7UF 10V
R756
120R 1/10W 1%
R7
6
0
33
K
 1/
1
6
W
 1%
R7
5
9
3
.9K
 1/
1
6
W
 1
%
R7
6
1
12
K 1
/10
W
 1
%
R752
NC/0R05 1/4W
R766
10K 1/16W 5%
Q752
BC847C
U751
G903T63UF
VIN
3
VOUT
2
GN
D
1
4
4
+
C752
100UF 16V
U704
G1117T43Uf
VIN
3
VOUT
2
G
ND/A
D
J
1
R751
15K 1/16W 5%
C756
NC/10U 16V
R754
0R05 1/4W
R757
1R 1/10W 5%
FB751
220R/2000mA
1
2
C760
1UF16V
R753
5K1 1/16W 5%
R764
10K 1/16W 5%
C758
22uF 10V
R758
7K5 1/16W 5%
C759
22uF 10V
C753
1UF16V
U755
G965-25ADJPIUF
VEN
1
VIN
2
VO
3
ADJ
4
GND
5
GND
6
GND
7
GND
8
C769
10U 16V
FB708
220R/2000mA
1
2
C757
1UF16V
Q751
AON4421
D
1
D
2
D
3
G
4
S
5
D
6
D
7
D
8
R755
10K 1/16W 5%
C762
10U 16V
C761
10U 16V
+5V_STB
DV33SB
PANEL_VCC
+12V
AV12
DV33
+5V_STB
+5V_SW
+5V_TUNER
GND
4,6,7,8,9,10,11,12,13,14,15,16
PANEL_VCC_ON/OFF 6
PANEL_VCC 14
AV12
6,15
DV33
4,6,7,8,9,11,13,14,15
DV33SB
4,6,7,9,13,14
+5V_TUNER 16
+5V_STB
4,7,14
+5V_SW
4,7,10,11,13,14,15
SMD/0402
+12V
4,9
1.2(1+(<33K+3K9>/12K))=4.89V
SMT
PANEL_VCC_ON/OFF
+5V_TUNER
+5V_SW
PANEL_VCC_ON/OFF
+5V_STB TO DV33SB
+5V_STB
+5V_STB to DV33SB
ON  OFF
19"/22"
26"/32"
DV33 to AV12/DV12
PANEL 
VCC
OFF  ON
+5V
GND
+5V_SW to +5V_TUNER
LC-19LE430E, LC-22LE430E, LC-26LE430E, LC-32LE430E 
 
108
04. FLASH/UART/RS232/IR/JTAG 
 
 
 
 
 
 
 
 
 
 
SYS EEPROM
RC6
R4227
22R 1/16W 5%
DV33
LED_R
TO IR/KEY BOARD
LED_G
SOP8-P-6.2-1.27
Key 1
+5V_STB
Key 2
Flash_WP#
PACLE
PAALE
POWE#
SY S_EEPROM_WP
AOSDATA1
WR  WP
Near PIN16
UTX
V-
Near CN404
RC6_OUT
TX
RX
U0TX
U0RX
C2+
V+
C1+
C1-
URX
"SYS_EEPROM_WP"
H:Write Enable
L: Write Protect
C2-
RC6_OUT
RC6_OUT_EN
RC6
RS232
URX
UTX
V/T H:8.6 MM
088G353F9M1VCL(Changli)
LED_G
OPCTRL5
PARB#
+5V_SW
ORESET#
Reset IC
SYSTEM EEPROM
OSDA0
OSCL0
I2C ADDRESS "A0"
X'TAL & RESET
DV33
4,5,6,8,9,11,13,14,15
JTAG
DV33SB
4,5,6,9,13,14
LED_G
6
RC6
6
OPCTRL4 6
LED_R
6
OPCTRL5 6
AOSDATA1 6,8
Flash_WP#
AOSDATA1
OPCTRL4
PDD4
OPCTRL5
PDD5
PDD6
PDD7
Key 1
Key 2
KEY _UP_DN_DCSW
ADIN2_SRV
KEY _MENU_L_R_SOURCE
ADIN3_SRV
OSCL0
OSDA0
ON
OFF
IN
H
L
ON
NO to COM
COM to NO
OFF
NC to COM
COM to NC
FUNCTION TABLE
KEY IC_EN
<<LED_R:OPCTRL4>>
H: Standby
L: Normal
ADIN3_SRV
RC6_OUT_EN
<<LED_G:GPIO1>>
H: Normal
L: Standby
PDD1
PDD3
PDD2
PDD0
FLASH
Disable Touch
Key IC in
standby mode.
IR & KEY
POOE#
PDD6
HD#
OXTALO
OXTALI
27MHz CRYSTAL
GND
4,5,6,8,9,10,11,12,13,14,15,16
DV33
Light_Sensor
8MB NOR Flash for boot code.
NAND Flash 32MB
POCE0#
PDD7
TSSOP16-P-6_6-0_65
JTAG_DBGACK
JTAG_DBGRQ
JTDO
STRAPPING
JTMS
TVTREF#1
JTRST#
JTDI
JTCK
JTAG Port
U-ART
U0TX
U0RX
STRAPPING
POOE#
POCE1#
Light_Sensor
+5V_SW
4,5,10,11,13,14,15
OFF  ON
U-ART & RS232
OPCTRL4
ADIN2_SRV
C
4252
NC/1
0
N
 5
0
V
+5V_STB
4,5,14
R4213
0R05 1/16W
R4237
10K 1/16W 5%
R4242
4K7 1/16W 5%
R4
2
0
7
10K 1/
1
6
W
 5%
R4247
4K7 1/16W 5%
R4243
4K7 1/16W 5%
FB4152
600R/200mA
1
2
JTCK
JTRST#
C4208
1UF16V
OXTALO
JTMS
JTDO
JTDI
R4244
4K7 1/16W 5%
U0TX
ORESET#
OXTALI
C4205
1UF16V
RC6
U0RX
U409
AT24C128BN-SH-T
VSS
4
VCC
8
SDA
5
SCL
6
E0
1
E1
2
E2
3
WC
7
R4
2
1
5
10
K 1/
16W
 5%
POOE#
PARB#
POCE1#
PAALE
PACLE
C4207
1UF16V
PDD4
PDD3
PDD2
PDD0
POWE#
R4181
330R 1/16W 5%
POCE0#
PDD5
PDD1
PDD7
PDD6
R
4228
N
C
/1
K 1/
16W
 5%
R
4204
1K 1/
16W
 5%
C4260
27P 50V
R4183
330R 1/16W 5%
D4155
BAV99
3
1
2
R4246
NC/100R 1/16W 5%
R
4202
10
K 1/
16W
 5
%
C
4258
N
C
/2
.2uF
 10
V
R4233
6K8 1%
R4236
NC/10K 1/16W 5%
R4229
100R 1/16W 5%
R4210
0R05 1/16W
C4251
1UF16V
C
4
256
100
N
 16V
R4220
4K7 1/16W 5%
FB4151
120R/600mA
1
2
Q503
BC847C
3
2
1
LED_R
C4204
1UF16V
R4
2
2
3
4K7 1/
16W
 5%
R4214
33R 1/16W 5%
U4053
ICL3232ECV-16Z
R1IN
13
R2IN
8
T1IN
11
T2IN
10
C+
1
C1-
3
C2+
4
C2-
5
V+
2
V-
6
R1OUT
12
R2OUT
9
T1OUT
14
T2OUT
7
VCC
16
GND
15
C
4
257
100
N
 16V
R4245
4K7 1/16W 5%
D4151
BAV99
3
1
2
R4226
0R05 1/16W
R4218
100R 1/16W 5%
U4051
NAND256W3A2BN6E
NC
1
NC
2
NC
3
NC
4
NC
5
NC
6
RB
7
R
8
E
9
NC
10
NC
11
VDD
12
VSS
13
NC
14
NC
15
CL
16
AL
17
W
18
WP
19
NC
20
NC
21
NC
22
NC
23
NC
24
NC
25
NC
26
NC
27
NC
28
I/O0
29
I/O1
30
I/O2
31
I/O3
32
NC
33
NC
34
NC
35
VSS
36
VDD
37
NC
38
NC
39
NC
40
I/O4
41
I/O5
42
I/O6
43
I/O7
44
NC
45
NC
46
NC
47
NC
48
R4219
0R05 1/16W
R4
2
0
8
10
K 1/
16W
 5%
C4254
100N 16V
R4239
10K 1/16W 5%
R4
2
0
3
10
K 1/
16W
 5%
D4152
BAV99
3
1
2
R4211
NC/3.9K 1/16W 1%
R4232
100R 1/16W 5%
R4241
10K 1/16W 5%
CN402
CONN 2.0 13P R/A
1
2
3
4
5
6
7
8
9
10
11
12
13
CN406
NC/60947 20P 1.25MM
1
3
5
7
9
11
13
15
17
19
2
4
6
8
10
12
14
16
18
20
21
22
R4209
NC/3.9K 1/16W 1%
R4240
NC/10K 1/16W 5%
R4201
15K 1/16W 5%
CN410
NC/CONN 3P 2.0MM
1
2
3
C4261
27P 50V
C
4253
100N
 16
V
R4231
1.2K 1/16W 1%
R4
2
2
2
4K7 1/
16W
 5%
R4217
100K 1/16W 5%
C4209
100N 16V
R4200
NC/0R05 1/16W
R4225
10K 1/16W 5%
R4221
4K7 1/16W 5%
U410
MAX809STRG
GND
1
R
ESET
2
VCC
3
R4238
NC/10K 1/16W 5%
C4262
220N 10V
R4
2
1
2
10
K 1/
16W
 5%
U4052
NC/MX25L6445EM2I-10G
CS#
1
SO/SIO1
2
WP#/SIO2
3
GND
4
SI/SIO0
5
SCLK
6
NC/SIO3
7
VCC
8
R
4206
10
K 1/
16W
 5
%
U4150
TS5A3157DCKR
NO
1
GND
2
NC
3
COM
4
V+
5
IN
6
R4230
100R 1/16W 5%
X4150
27MHz
1
2
R
4205
10
K 1/
16W
 5%
R4216
100R 1/16W 5%
C4206
1UF16V
R4
2
2
4
4K7 1/
16W
 5%
C4259
220N 10V
C
4255
2.
2uF
 10
V
CN404
D-SUB 9P
5
9
4
8
3
7
2
6
1
10
11
DV33
DV33SB
DV33
DV33
DV33
DV33
DV33
DV33
Change to 1.2K for 0.15W purpose
and DV33SB reserved
DV33
DV33
+5V_STB
DV33
DV33SB
+5V_SW
DV33
DV33
DV33
DV33SB
DV33SB
DV33SB
DV33SB
DV33SB
DV33
+5V_STB
+5V_STB
DV33SB
DV33
SY S_EEPROM_WP 6,11,13
DV33
JTDO
6
JTMS
6
JTCK
6
R/A 2.0 MM
033G380213B YH
(XINYA)
JTDI
6
POCE0#
6
POWE#
6
PACLE
6
PAALE
6
POCE1#
6
PARB#
6
POOE#
6
OXTALI
6
ORESET#
6
OXTALO
6
PDD0
6
JTRST#
6
PDD1
6
PDD3
6
PDD2
6
PDD4
6
PDD6
6
PDD5
6
ADIN2_SRV 6
PDD7
6
SY S_EEPROM_WP
ADIN3_SRV 6
OSDA0 6,9
Light_Sensor 6
DV33SB
OSCL0
6,9
U0RX
6,11
U0TX
6,11
RC6_OUT_EN 6
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