Haier L32R1, L40R1, L42R1, Service Manual

Page: 35 / 54

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
1.25 x (1+180/110) = 3.3V
1.25 x (1+180/110) = 3.3V
VTT FOR DDR TERMINATOR
MEM_VREF FOR DDR AND MT5381 VREF
0.8 x (1+0.75K/2K) = 1.1V
or +12V
1.25 x (1+120/110) = 2.6V
Low ESR
V1
B
2 15
DIGITAL POWER
NUSTC_5380P1_V2_FOR:HAIER
Title
Size
Document Number
Rev
Date: Sheet of
Drawn
DV10
+5V
+5VSB
+3V3SB
MEM_VREF
MEM_VREF
VTT
DDRV
DV33
AV33
GND
GND 1,3,4,5,6,7,8,9,10,11,12,13,14,15
+5V 1,3,5,8,9,10,13,14,15
DV10 7
+5VSB 1,11,13,15
+3V3SB 1,4,7,8,9,13
MEM_VREF 6
VTT 6
DDRV 6,7
DV33 4,7,9,14
AV33 3,5,8,9,10,13
+3V3SB
+5VSB
DV33
+5V DV10
DDRV
VTT
+5V
DDRV
DDRV
AV33
+5V
R956
110
R0603/SMD
R29
NS/75 1%
R0603/SMD
+ CE8
100uF/16V
C100UF16V/D6.3H7
R32
NS/75 1%
R0603/SMD
CB12
0.1uF
C0603/SMD
L134
NS/FB
BEAD/SMD/0805
CB37
0.1uF
C0603/SMD
R7
2K
R0603/SMD
R10
110
R0603/SMD
+
CE16
100uF/16V
C100UF16V/D6.3H7
U4
IC LP2996 DDR Termination SOP-8
SOP8/SMD
1
2
3
4
5
6
7
8
GND
SD
VSENSE
VREF
VDDQ
AVIN
PVIN
VTT
R519
100K
R0603/SMD
R2
2K
R0603/SMD
R1
110
R0603/SMD
CB64
0.1uF
C0603/SMD
U11
LT1084 TO-252-3
TO-252-3/SMD
3
1
2
IN
ADJ/GND
OUT
R11
180
R0603/SMD
C301
NC/100nF
C0603/SMD
U1 AZ1117/adj
SOT223/SMD
1
2 3
0
ADJ/GND
OUT IN
OUT
+
CE33
470uF/16V
C470UF16V/D8H9
R5
750
R0603/SMD
CB33
0.1uF
C0603/SMD
CB8
0.1uF
C0603/SMD
+
CE2
100uF/16V
C100UF16V/D6.3H7
R6
4.7K
R0603/SMD
C302
100nF
C0603/SMD
+
CE15
100uF/16V
C100UF16V/D6.3H7
CB5
0.1uF
C0603/SMD
+
CE6
100uF/16V
C100UF16V/D6.3H7
U6 AZ1117/adj
SOT223/SMD
1
2 3
0
ADJ/GND
OUT IN
OUT
U3
AP1513/SOP-8
SOP8/SMD
1
2
3
4
5
6
7 8
FB
EN
OCSET
Vcc
O/P
O/P
Vss Vss
CB42
0.01uF
C0603/SMD
CB7
0.1uF
C0603/SMD
CB573
0.1uF
C0603/SMD
FB1
FB
BEAD/SMD/0805
+
CE9
220uF/16V
C470UF16V/D8H9
+
CE611
22uF/16V
C22UF16V/D4H7
R3
180
R0603/SMD
+ CE1
100uF/16V
C100UF16V/D6.3H7
R518
3K
R0603/SMD
R958
120
R0603/SMD
L7 27uH/POWER CHOKE
L5-9
C6
4.7uF/10V
C0805/SMD
CB9
0.1uF
C0603/SMD
CB574
0.1uF
C0603/SMD
C1
1uF
C0603/SMD
+
CE579
470uF/16V
C470UF16V/D8H9
D95
SCHOTTKY DIODE/B340A
D/SMA/SMD
CB6
0.1uF
C0603/SMD