Acer AL2051W Service Manual page 47

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VCC12V
LP701
CN701
1 +12V_IN 6 3
5 2
+ + R721
C705 C774
JACK 4 1 20K 1/10W
220uF/16V 220uF/16V
0805
BEAD
MH1 MH4 MH5 MH6
MH3 MH7 MH8 MH9 MH10
Change to
TO-252
VCC5V+
U702 +3.3AVDD
3 2
Vin Vo2
4
Vo2
AIC1084-33PE
C718 C717 + C719
0.1uF 47uF/16V 0.1uF
TO-263
VCC5V+ +3.3DVDD
U705
AIC1084-33M
3 2
VIN VOUT
4 FB705
VOUT
1
ADJ
C731 C730 + C732
0.1uF 47uF/16V 0.1uF
+3.3DVDD
L707
+3.3DV1
pin162,pin182
+3.3DV1
120 OHM C753 C754 C755
+
10uF/50V
0.1uF 0.1uF
+3.3DVDD
L711 +3.3DV2
pin66
+3.3DV2
120 OHM + C762
C760
10uF/50V 0.1uF
Remove C94/C95/U13
+3.3DV1=>LCD I/F Pad
+3.3DV2=>Host bus
0414
C710綼 U701 U701
1 8
S D
2 7
S D
3 6 D704 D705
S D
C710 4 5 SBM84PT SBM84PT
G D
1uF/25V
0805
AM4811P-T1-PF
U707
8 1
VIN ISENSE
7 2
PGATE GND
6 3
PWRGND NC
5 4
ADJ FB
C701
1000pF
0805
LM3485
VCC12V_AUDIO
VCC12V
FB702 120 OHM
VCC12V_AUDIO 8
FB704 600 OHM
MH11
+3.3AVDD for
AVDD_DVI
pin4,pin10
AVDD_DVI
+3.3AVDD L702
AVDD_DVI 5
120 OHM
C722 C723 C724
+
10uF/50V 0.1uF 0.1uF
VCPU
+3.3AVDD for
AVDD_PLL
AVDD_PLL
+3.3AVDD
NC
AVDD_PLL 5
L704 120 OHM
C733
+
10uF/50V
PLL_GND
+3.3AVDD for
AVDDA
+3.3AVDD L706 AVDDA
120 OHM
C749 + C750 C751
10uF/50V
0.1uF
5
3.3V(6251) for
AVDD_PLL2
AVDDPLL2 pin109
+3.3AVDD
AVDDPLL2 5
L710 120 OHM
C758 + C759
10uF/50V
0.1uF
5
PLL_GND
+3.3V for
VDD_MPLL
+3.3AVDD
L713 VDD_MPLL pin204
VDD_MPLL 5
120 OHM
C765 + C769
10uF/50V
0.1uF
PLL_GND
L701A1
NC
L701
22uH
+ + +
C706 C707 C708
220uF/16V 220uF/16V 220uF/16V
R719 C711
62K 1/10W 1% 1000pF
0805 0805
R720 C712
20K 1/10W 1% 0.0047uF
0805 0805
FB703 120 OHM
+3.3DVDD
L715
Change to AZ1084-18
120 OHM
TO263
pin12
C734
U703
0.1uF
3
Vin Vout
Vout
C728
0.1uF
pin17,pin34
AVDDA 5
1.8V for
0.1uF
VDDC
+1.8V_VDD
Audio PLL
1.8V
+1.8V_VDD +APLL
L708 120 OHM
C756 C757
+
pin49
10uF/50V 0.1uF
PLL_GND
L709 120 OHM
PLL_GND
47
VCC5V
VCPU
FB701 600 OHM
VCPU 7
C773
+
C709
1000pF
0805
220uF/16V
7 onPanel_5V/3.3V
LL5232B 5.6V 5%
7 onPOWER
+1.8V_VDD
2
4
C725 C729
+
AP1084D18 47uF/16V 0.1uF
pin63,pin79,pin131,
pin156,pin173,pin185,pin195
L705
120 OHM
+ C736 C737 C738 C739 C740
C735
10uF/50V
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
+APLL 5
Change to
TO-252
VCC5V+
U706
3 2
Vin Vo2
4
Vo2
C763 + C766 +
C764
47uF/25V 47uF/25V
0.1uF
AIC1084-33PE
VCC1
VCC5V
R702 R
10K 1/16W N
R709 4.7K 1/16W
B
C704
D125
0.1uF
VCC5V
R722
10K 1/16W
R727 4.7K 1/16W
B
C775
D706
0.1uF
NC
C713
CN702
220uF/16
6
5
4 ON_OFF R712
3
2
1
CONN
C7
+
22
VCC
C720 +
47uF/25V
VDDC
VDDC
C741 C742
0.1uF 0.1uF
2.5V
FOR
DDR
L712
+2.5V_DMC
120 OHM
C767 C768
0.1uF 0.1uF
L714
+2.5V_DMQ
120 OHM
C770
0.1uF