Read Sharp LC-46LE631E (serv.man2) Service Manual online
117
LC-32LE631
LC-40LE631
LC-46LE631
LC-40LE631
LC-46LE631
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DC/DC
B03B
B03B
2011-02-01
2
3139 123 6519
SPB SSB TV550
2K11 4DDR EU SD
2
VFB
1
2
2
TRIP
DRVL
1
2
2
DRVH
1
2
2
SW
1
2
2
PGND
1
2
2
TEST
1
2
2
VREG5
V5FILT
1
2
2
VIN
GND
VBST
1
2
2
EN
1
2
2
VO
1
12V/1V8 CONVERSION
RES
12V/1V1 CONVERSION
10u
2U19
10u
2U23
47u
2U15
5U01
2u0
10K
IU03
10R
RES
3U00
3U20
2U10
1u0
3U01
10K
IU20
IU04
IU10
FU05
+1V1
6U00
STPS2L30A
2U17
1n0
GND-SIG
GND-SIG
FU02
GND-SIG
GND-SIG
GND-SIG
GND-SIG
IU16
1%
3U17
330R
22K
3U10
100n
2U01
3U28
10R
+1V8
+1V1
1n0
2U18
FU00
GND-SIG
GND-SIG
GND-SIG
3U03
12K
CU04
1%
CU05
3U08
330R
10u
2U00
CU00
2U29
100n
RES
3R3
3U05
2U02
100n
3U27
10R
GND-SIG
IU21
1%
1K0
3U18
5K6
3U19
3R3
FU04
3U04
47R
3U24-2
RES
3U24-3
47R
100p
2U08
47R
3U23-2
27
3U23-3
47R
36
2U12
47u
22u
2U16
1
SI4952DY
7U02-1
7 8
2
5 6
4
3
7U02-2
SI4952DY
+3V3-STANDBY
22u
2U13
10u
2U24
2U25
10u
+12V
IU11
4
1 2 3
2U21
220p
7U04
SI4778DY
5 6 7 8
7 8
4
1 2 3
5U00
3u6
SI4778DY
7U01
5 6
FU06
FU01
5
8
8
20
4
9
9
19
15
24
13
13
7
17
21
16
16
18
2
11
11
1
12
23
14
14
3
10
10
6
22
7U03
TPS53126PW
IU01
IU24
+1V8
3U22
1K0 1%
2U09
1n0
1n0
2U11
IU25
3U24-1
47R
2U05
1u0
IU19
IU18
IU15
3U21
100R
1%
5U03
30R
RES
FU03
2U04
10u
22K
3U02
RES
GND-SIG
GND-SIG
2U03
1n0
IU09
IU14
IU12
IU23
100p
2U07
RES
3U09
1%
2U20
1K0
1u0
2U14
100u
2.0V
RES
+1V1
IU22
18
47R
3U24-4
+1V8
3U23-1
47R
IU13
220p
2U22
3U14
3R3
3U23-4
45
47R
3R3
3U11
GND-SIG
5U02
30R
IU02
IU08
IU05
IU07
IU06
2U06
100n
BC847BW
1
3
2
CU01
7U00
CU02
CU03
CU03
FU09
FU08
IU17
ENABLE-1V8
SENSE+1V1
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10-3 Main Unit (SSB) (Continued)
B03B
DC/DC Schematic Diagram
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