Circuit Diagrams - Hitachi CDH-LE32FD14 Service Manual

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5
Fitting Jumpers
CORE POWER
D
5V_M
FB5
FB5
FB
FB
+5V_Standby
5V_M
+5V_Standby
DDR POWER
BL-ON/OFF
BL-ON/OFF
BL-ADJUST
BL-ADJUST
STANDBY
C
STANDBY
Inverter controler
LDO
+3.3V_Normal
+5V_Normal
R25
R25
R14
R14
R15
R15
NC / 1K
NC / 1K
1K
1K
4.7K
4.7K
BL-ON/OFF
BL-ADJUST
R18
R18
10K
10K
Q1
Q1
R19
R19
1
10K
10K
VBL_CTRL
3904
3904
C15
C15
R23
R23
Q3
Q3
3904
3904
R21
R21
10K
10K
1
BRI_ADJ
2.2uF
2.2uF
NC/2.2K
NC/2.2K
R665
R665
R580
R580
Integral circuit
NC / 100
NC / 100
NC / 100
NC / 100
B
DCR-OUT
DCR-OUT
DCR-IN
DCR-IN
SINGLE CHANNEL P-MOS FOR LVDS POWER SWITCHING
STANDBY CIRCUIT
+5V_Standby
R17
R17
2K
2K
H :Power on
L :Power off
STANDBY
R22
R22
100R
100R
PWR-ON/OFF
A
5
4
+12V_Normal
U214
U214
MP1495
MP1495
2
3
IN
OUT
R68
R68
100k
100k
6
EN
C133
C133
10uF
10uF
R69
R69
5
BST
100k
100k
7
VCC
R87
R87
R70
R70
30K
30K
82K
82K
1
AAM
Q6
Q6
1
3904
3904
4
8
GND
FB
+5V_Normal
Q5
Q5
R71
R71
1
R8
R8
3904
3904
C143
C143
10K
10K
10K
10K
0.1uF
0.1uF
1.20V DC-DC
C20
C20
0.1uF
0.1uF
+5V_Normal
U212
U212
SY8086
SY8086
4
3
L44
L44
VCC
OUT
R190
R190
10k
10k
1
EN
C139
C139
10uF
10uF
2
5
GND
FB
1.5V Power for DDR3
U201
U201
U202
U202
AS1117L-3.3
AS1117L-3.3
AS1117L-2.5
AS1117L-2.5
+3.3V_Standby
+5V_Normal
+5V_Standby
C2
C2
C3
C3
C53
C53
C9
C9
C10
C10
+5V_Standby
0.1uF
0.1uF
0.1uF
0.1uF
2.2uF
2.2uF
0.1uF
0.1uF
0.1uF
0.1uF
+12V_Normal
+5V_Normal
NC
NC
L64
L64
PANEL_VCC
C333
C333
L65
L65
FB
FB
2.2uF
2.2uF
R349
R349
R353
R353
10K
10K
0OHM
0OHM
R352
R352
10K
10K
PANEL_ON/OFF
Q41
Q41
1
PANEL_ON/OFF
2N3904
2N3904
R351 10k
R351 10k
H :Power on
L :Power off
4
3
2A
VCC1.2V
L42
L42
22uH
22uH
C144
C144
0.1uF
0.1uF
C12
C12
+
+
R65
R65
100
100
R1
C131
C131
0.1uF
0.1uF
CA8
CA8
R86
R86
R67
R67
4.7K
4.7K
10uF/X5R
10uF/X5R
220uF/16V
220uF/16V
10R
10R
R83
R83
82K
82K
Low ESR
R62
R62
R2
10K
10K
Resistor close to the DC-DC
Vout=0.8V*(1+R1/R2)
400MA
+1.5V_DDR
3.3uH
3.3uH
R199
R199
15K
15K
C138
C138
10pF
10pF
C158
C158
10uF
10uF
C34
C34
0.1uF
0.1uF
R196
R196
10K
10K
R185
R185
0
0
Resistor close to the DC-DC
U203
U203
AS1117L-3.3
AS1117L-3.3
+3.3V_Normal
+2.5V_Normal
+5V_Normal
C54
C54
C11
C11
C51
C51
C52
C52
2.2uF
2.2uF
0.1uF
0.1uF
2.2uF
2.2uF
0.1uF
0.1uF
VCC-Panel
U213
U213
VCC-Panel
1
8
S
D
2
7
S
D
3
6
S
D
4
5
G
D
C170
C170
AP9435
AP9435
NC / 10uF
NC / 10uF
SOP8-225-50
SOP8-225-50
C334 NC
C334 NC
PANEL_VCC
Q8
Q8
NC / AO3401A
NC / AO3401A
VCC-Panel
3
2
5V MAIN
U211
U211
+12V_PWR
MP1470
MP1470
3
6
IN
BST
R77 20R
R77 20R
C112
C112
R263
R263
1uF
1uF
10K
10K
5
2
EN
SW
+
+
C137
C137
10uF
10uF
1
4
GND
FB
CA9
CA9
NC / 220uF/16V
NC / 220uF/16V
R79 100K
R79 100K
C159
C159
10pF
10pF
5V DC-DC
Resistors close to the DC-DC
Vout=0.8V*(1+R1/R2)
USB POWER
U209
U209
+12V_Normal
MP1470
MP1470
3
6
IN
BST
R73 20R
R73 20R
C104
C104
R262
R262
1uF
1uF
10K
10K
USB_EN
5
2
EN
SW
C123
C123
NC/10uF
NC/10uF
1
4
GND
FB
R75 100K
R75 100K
C154
C154
10pF
10pF
5V DC-DC
Resistors close to the DC-DC
Vout=0.8V*(1+R1/R2)
2 CHANNEL P-MOS FOR POWER SWITCHING
C24
C24
NC/0.1uF
NC/0.1uF
5V_M
U207
U207
4953
4953
1
S1
D1
2
G1
D1
C19
C19
3
S2
D2
R16
R16
4
G2
D2
100K
100K
0.1uF
0.1uF
R24 100K
R24 100K
STANDBY
R20
R20
22K
22K
Q4
Q4
1
3904
3904
C21
C21
+12V_PWR
NC/0.1uF
NC/0.1uF
C23
C23
R42
R42
100K
100K
0.1uF
0.1uF
R43 100K
R43 100K
STANDBY
R38
R38
22K
22K
Q7
Q7
1
3904
3904
LOCATION HOLE & MARK
H1
H1
H2
H2
H3
H3
5
9
5
9
5
4
8
4
8
4
3
7
3
7
3
2
6
2
6
2
NC
NC
NC
NC
NC
NC
H5
H5
H6
H6
H7
H7
H8
H8
H9
H9
H10
H10
H11
H11
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
Skyworth
Title
Title
Title
Size
Size
Size
C
C
C
Date:
Date:
Date:
2
1
2A
5V_M
5V_M
L45
L45
22uH
22uH
D
R76
R76
C13
C13
+
+
56K
56K
R1
C136
C136
0.1uF
0.1uF
CA10
CA10
10uF/X5R
10uF/X5R
NC / 220uF/16V
NC / 220uF/16V
R78
R78
R2
10K
10K
R82
R82
470R
470R
1A
+5V_USB
L43
L43
22uH
22uH
R72
R72
56K
56K
R1
C105
C105
C120
C120
10uF/X5R
10uF/X5R
0.1uF
0.1uF
C
R74
R74
R2
10K
10K
R80
R80
470R
470R
8
+5V_Normal
+5V_Normal
7
+12V_Normal
6
+12V_Normal
5
B
H4
H4
9
5
9
8
4
8
7
3
7
6
2
6
NC
NC
2
1
H12
H12
H13
H13
NC
NC
NC
NC
A
MSD1326
MSD1326
MSD1326
Document Number
Document Number
Document Number
Rev
Rev
Rev
System power
System power
System power
1.0
1.0
1.0
Saturday, November 17, 2012
Saturday, November 17, 2012
Saturday, November 17, 2012
Sheet
Sheet
Sheet
2
2
2
of
of
of
16
16
16
1

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