Hisense LHD24K26AMN Service Manual page 31

Table of Contents

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5
Power Input
XP21
XP21
BL1
1
2
BL2
BL3
3
4
BL4
BL9
5
6
BL10
BL11
7
8
BL12
9
10
BL6
11
12
BL6
D
13
14
BL-ADJUST
0R
0R
R73
R73
BL
15
16
BL-ON/OFF
4
BL-ADJUST
17
18
VCC-AUDIO
VCC-AUDIO
STANDBY
19
20
21
22
12VS
12VS
23
24
3.3Vstb
25
26
2
key0
key1
2
VCC-AUDIO
VCC-A
L52
L52
BLM18PG330SN1D/NC
BLM18PG330SN1D/NC
for LED<=32"
12VS
R45
R45
12VS
N40
N40
100k
100k
C11
C11
AO4459
AO4459
1
100n/16V
100n/16V
S1
2
R43
R43
S2
3
S3
3.3Vstb
4.7k
4.7k
4
G
R44
R44
100k
100k
+12V
C
R40
R40
1k
1k
V43
V43
R41
R41
C15
C15
10k
10k
10u/16V
10u/16V
PWR-ON/OFF
1
C44
C44
2
PWR-ON/OFF
100n/16V
100n/16V
H:ON
2SCR523EB
2SCR523EB
L:OFF
12VSTB
N30
N30
+5V FOR SYS
L8
L8
Vout=0.765*(1+R1/R2)
13
10
VIN1
SW1
BLM18PG121SN1
BLM18PG121SN1
14
11
VIN2
SW2
4
12
C28
C28
SS
VBST
1
7
C26
C26
C22
C22
C14
C14
C30
C30
5VS
VO
EN
2
6
VFB
PG
10u/16V
10u/16V
10u/16V
10u/16V
100n/16V
100n/16V
R34
R34
5
3
GND
VREG5
9
8
VZ1
VZ1
1
0R
0R
PGND2
PGND1
TPS54426PWPR
TPS54426PWPR
C25
C25
C27
C27
1u/25V
1u/25V
10n/50V
10n/50V
+5V需要调整到5.25V---5.3V之间,保证
后续转tuner5V的 LDO输入供电电压.
1.2V CORE POWER
B
12VSTB
N8
N8
L9
L9
BLM18PG121SN1
BLM18PG121SN1
2
IN
SW
C10
C10
5VAIN
100n/16V
100n/16V
C243 100n/16V
C243 100n/16V
7
VCC
SS
C80
C80
C84
C84
C75
C75
10u/16V
10u/16V
R91
R91
27k
27k
10u/16V
10u/16V
10u/16V
10u/16V
6
R85
R85
10k/NC
10k/NC
EN_SYNC
BST
C74
C74
100n/16V
100n/16V
8
FB
GND
MP1497
MP1497
CORE POWER 1.2V, 1.16V<=VDDC<=1.24V
3.3V Standby Power
VD3 max 500mA
5Vstb
1
2
VD3
VD3
N17 TLV70233DBVR
N17 TLV70233DBVR
MBR0520LT1/B0520LW
MBR0520LT1/B0520LW
L80
L80
1
5
VIN
VOUT
BLM18PG121SN1/NC
BLM18PG121SN1/NC
C48
C48
C49
C49
22k/NC
22k/NC
100n/16V
100n/16V
2.2u/10V
2.2u/10V
3
4
EN
NC
A
VOUT=0.8*(1+R514/R524)
TLV70233
3.3V Power_Standby only for AVDD_MPLL and IR
5
4
12VS
BLM18PG330SN1D/NC
BLM18PG330SN1D/NC
VCC-A
L50
L50
+12V
VCC-A
L51
L51
BLM18PG330SN1D
BLM18PG330SN1D
2
VBL_CTRL
12VS
L53
L53
BLM21PG220SN1D
BLM21PG220SN1D
2
BRI_ADJ-PWM1
L54
L54
12VSTB
+12V
BLM21PG220SN1D/NC
BLM21PG220SN1D/NC
5Vstb
+12V
12VS
C447
C447
C448
C448
C449
C449
10u/10V
10u/10V
10u/16V
10u/16V
2
PWR-ON/OFF
10u/16V
10u/16V
5VS
5Vstb
L55
L55
BLM21PG220SN1D
BLM21PG220SN1D
5VAIN
L56
L56
BLM21PG220SN1D/NC
BLM21PG220SN1D/NC
for LED<=32"
+12V
5Vstb
5VAIN
8
N42
N42
D1
7
AO4459
AO4459
D1
6
R46
R46
1
8
D2
S1
D1
5
2
7
C12
C12
10k
10k
C16
C16
D2
S2
D1
C64
C64
C13
C13
3
6
100n/16V
100n/16V
1u/16V
1u/16V
S3
D2
4
5
1u/16V
1u/16V
G
D2
22u/6.3V
22u/6.3V
R47
R47
V28
V28
R48
R48
1k
1k
10k
10k
1
PWR-ON/OFF
2SCR523EB
2SCR523EB
5VS
L1 4.7 uH
L1 4.7 uH
R39
R39
100n/25V
100n/25V
R36
R36
C17
C17
R35
R35
100n/16V
100n/16V
22R/NC
22R/NC
22k/NC
22k/NC
R26
R26
10k
10k
130k
130k
22p/50V
22p/50V
C21
C21
C23
C23
C18
C18
2
C31
C31
C24
C24
12VSTB
1n/50V/NC
1n/50V/NC
22u/6.3V
22u/6.3V
22u/6.3V
22u/6.3V
100n/16V
100n/16V
22u/6.3V
22u/6.3V
C29
C29
R28
R28
R30
R30
LM3Z5V6T1G
LM3Z5V6T1G
22k
22k
1n/50V/NC
1n/50V/NC
10k/NC
10k/NC
2011-06-10增加
R119 0R
R119 0R
VCC_VSENSE
Main IC Max:850mA
2
VCC_VSENSE
VCC1.15V
3
L20
L20
4.7 uH
4.7 uH
R76
R76
R171 100R
R171 100R
C85
C85
C244 33p/50V
C244 33p/50V
1
C81
C81
20R
20R
22u/6.3V
22u/6.3V
R84 30.1k
R84 30.1k
22n/25V
22n/25V
C78
C78
R86 0R
R86 0R
C416
C416
22u/6.3V
22u/6.3V
C73
C73
5
C79
C79
100n/16V
100n/16V
22u/6.3V
22u/6.3V
100n/16V
100n/16V
R90
R90
4
Value = 60.4k
Value = 60.4k
R120
R120
82k
82k
3.3V Normal Power
3.3Vstb
5VAIN
N35
N35
LD1117A-3.3AZ1117H-3.3
LD1117A-3.3AZ1117H-3.3
L60
L60
R62
R62
3
4
C51
C51
C50
C50
VIN
VOUT
BLM21PG220SN1D
BLM21PG220SN1D
2
10u/10V
10u/10V
100n/16V
100n/16V
C396
C396
VOUT
R63
R63
100n/16V
100n/16V
C741
C741
6.2k
6.2k
R67
R67
10u/10V
10u/10V
0R/NC
0R/NC
R68
R68
0R
0R
Main IC Max:144mA
4
3
5VAIN
R9
R9
R14
R14
R15
R15
R8
R8
10k/NC
10k/NC
1k
1k
4.7k
4.7k
R16
R16
4.7k
4.7k
0R
0R
V6
V6
BL-ON/OFF
R11
R11
2SCR523EB
2SCR523EB
R22 0R
R22 0R
4.7k
4.7k
3.3VA
1
BRI-EXT
BRI-EXT
V9
V9
R10
R10
VBL_CTRL
1
2SCR523EB/NC
2SCR523EB/NC
R20
R20
10k/NC
10k/NC
R17
R17
BL-ADJUST
R12 0R/NC
R12 0R/NC
4.7k/NC
4.7k/NC
1k
1k
V10
V10
BRI_ADJ-PWM1
1
R18
R18
3.3Vstb
R13
R13
2SCR523EB
2SCR523EB
C4
C4
4.7k/NC
4.7k/NC
4.7k
4.7k
R1
R1
10u/16V/NC
10u/16V/NC
10k
10k
R2
R2
0R/NC
0R/NC
PWR-ON/OFF
R3 4.7k
R3 4.7k
2.5V Normal Power for ADC
N23
N23
5VAIN
SPX1117M3-ADJLD1117A-ADJ
SPX1117M3-ADJLD1117A-ADJ
L59
L59
3
VIN
BLM21PG220SN1D
BLM21PG220SN1D
C431
C431
C742
C742
100n/16V
100n/16V
10u/10V
10u/10V
R197
R197
100R
100R
Main IC Max:30mA
1.5V Normal Power for DDR3--1309BT ONLY
3.3VA
5VAIN
VDD_DDR
C732
C732
C733
C733
C1113
C1113
C60
C60
10u/10V
10u/10V
22u/6.3V
22u/6.3V
22u/6.3V
22u/6.3V
100n/16V
100n/16V
Vout = 1.25 x ( 1 + 220/ 1000) = 1.5V
1.5V Power_DDR3(1105681)
3
2
4
BL12
BL11
BL10
BL9
5Vstb
BL6
5Vstb
R6
R6
10k
10k
R4
R4
BL4
BL3
10k
10k
BL2
V1
V1
STANDBY
R5
R5
BL1
4.7k
4.7k
R7
R7
1
V2
V2
100R
100R
1
2SCR523EB
2SCR523EB
2SCR523EB
2SCR523EB
Power for Panel
VDD_Panel
L5
L5
2
+12V
BLM18PG121SN1
BLM18PG121SN1
R27
R27
C38
C38
V19
V19
L40
L40
20k
20k
C19
C19
C20
C20
5VAIN
10u/16V
10u/16V
100n/16V
100n/16V
1u/25V
1u/25V
BLM18PG121SN1/NC
BLM18PG121SN1/NC
R78
R78
10k
10k
3.3VA
R29
R29
R31
R31
R32
R32
1k
1k
10k
10k
0R/NC
0R/NC
1
1
R33
R33
10k
10k
V8
V8
V15
V15
2
PANEL_PWR_ON
2SCR523EB
2SCR523EB
2SCR523EB
2SCR523EB
R38
R38
10k/NC
10k/NC
C32
C32
100n/16V
100n/16V
Main IC Max:117mA
4
VOUT
+2.5V_Normal
2
VOUT
C734
C734
C735
C735
C1115
C1115
R196
R196
100n/16V
100n/16V
100R
100R
22u/6.3V
22u/6.3V
22u/6.3V/NC
22u/6.3V/NC
Main IC Max:50mA
N36
N36
+1.5V_DDR3
AZ1084D-ADJ
AZ1084D-ADJ
2
3
VIN
VOUT
C54
C54
100n/16V
100n/16V
R59
R59
C55
C55
C59
C59
C62
C62
1k
1k
C56
C56
100n/16V
100n/16V
R61
R61
22u/6.3V
22u/6.3V
22u/6.3V
22u/6.3V
22u/6.3V/NC
22u/6.3V/NC
220R/NC
220R/NC
C61
C61
R60
R60
2.2u/10V/NC
2.2u/10V/NC
220R
220R
2
1
XP22
XP22
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R-JS-0501-12-HX
R-JS-0501-12-HX
VCC-Panel
3
AO3401L
AO3401L
C34
C34
10u/16V
10u/16V
C35
C35
100n/16V
100n/16V
C33
C33
100n/16V/NC
100n/16V/NC
Hisense Electric Co.,Ltd.
Hisense Electric Co.,Ltd.
Hisense Electric Co.,Ltd.
No.11,Jiangxi Road,Qingdao,China
No.11,Jiangxi Road,Qingdao,China
No.11,Jiangxi Road,Qingdao,China
WWW.HISENSE.COM
WWW.HISENSE.COM
WWW.HISENSE.COM
Title
Title
Title
Hisense MSD130XBT
Hisense MSD130XBT
Hisense MSD130XBT
Size
Size
Size
Schematic Name
Schematic Name
Schematic Name
Rev
Rev
Rev
Custom
Custom
Custom
<Doc>
<Doc>
<Doc>
1.0
1.0
1.0
Date:
Date:
Date:
Friday, January 04, 2013
Friday, January 04, 2013
Friday, January 04, 2013
Sheet
Sheet
Sheet
1
1
1
of
of
of
11
11
11
1
D
C
B
A

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