
Schematic Diagrams
B - 38 +1.2V, +1.5V (71-D40U0-D04A)
B.Schematic Diagrams
+1.2V, +1.5V
SYS5V
VIN
SYS5V
+1.2VS
1.5V
+1.5V
SYS5V
+1.5VS
+12V
+1.5V
DD_ON#
38,39
SUS-
38
1.2VS
SUS-
SUS-
PQ28
IRF7811AV
4
6
2
5
7
3
1
8
PR125
14.2K 1%
1
2
PQ27
IRF7807D1
4
6
2
5
7
3
1
8
PC156
1U
1
2
+
PC43
220U/4V
1
2
PC157
0.1uF
1
2
PJ4
10mm
PQ55
Si4800
4
6
2
5
7
3
1
8
PQ56
2N7002
G
D
S
PC54
10U_1210
1
2
PC55
10U_1210
1
2
PR99
100K
PC135
0.1UF(0805)(R)
PL3
2.0UH
1
2
PC143
0.1uF
1
2
PC56
0.1uF/25V
1
2
PC53
0.1uF/25V
1
2
PC51
0.1U
1
2
+
PC37
*220U/4V
1
2
PQ22
2N7002
G
D
S
PC158
1000P
1
2
PC50
1U
1
2
PR115
0
1
2
PJ5
8mm
PC142
1000P
1
2
PQ29
2N7002
G
D
S
+
PC38
*220U/4V
1
2
PC154
1U
1
2
PR124
15K 1%
1
2
PR41
0
1
2
PL4
4.7uH
1
2
PD6
RB751V
A
C
PD15
RB751V
A
C
PR103
10K 1%
1
2
PC141
100pF
1
2
PC49
1U
1
2
PR36
20K 1%
1
2
PR135
1M
+
PC39
220U/4V
1
2
PR136
10K
1
2
PC162
0.1U
1
2
PR42
10
1
2
PR35
1M
PR43
10K
1
2
PR104 20K 1%
1
2
PQ26
IRF7811AV
4
6
2
5
7
3
1
8
PQ21
IRF7807D1
4
6
2
5
7
3
1
8
PC159
100pF
1
2
SC1485
PU12
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
PGND1
DL1
VDDP1
ILIM1
LX1
DH1
BST1
EN/PSV2
TON2
VOUT2
VCCA2
FBK2
PGOOD2
AGND2
PGND2
DL2
VDDP2
ILIM2
LX2
DH2
BST2
EN/PSV1
TON1
VOUT1
VCCA1
FBK1
PGOOD1
AGND1
PR126
10K 1%
1
2
8A
5A
4A
4A
Sheet 37 of 42
+1.2V, +1.5V
Summary of Contents for 48EV Service
Page 1: ......
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer D47EV D48EV Service Manual...
Page 14: ...Preface XII Preface...
Page 61: ...Part Lists Top D47EV A 3 A Part Lists Top D47EV Figure 1 Top D47EV...
Page 62: ...Part Lists A 4 Bottom D47EV A Part Lists Bottom D47EV Figure 2 Bottom D47EV...
Page 63: ...Part Lists LCD 17 D47EV A 5 A Part Lists LCD 17 D47EV Figure 3 LCD 17 D47EV...
Page 66: ...Part Lists A 8 CD RW Drive D47EV A Part Lists CD RW Drive D47EV Figure 6 CD RW Drive D47EV...
Page 69: ...Part Lists Combo Drive D47EV A 11 A Part Lists Combo Drive D47EV Figure 9 Combo Drive D47EV...
Page 72: ...Part Lists A 14 Card Reader D47EV A Part Lists Card Reader D47EV Figure 12 Card Reader D47EV...
Page 73: ...Part Lists Sub Woofer D47EV A 15 A Part Lists Sub Woofer D47EV Figure 13 Sub Woofer D47EV...
Page 74: ...Part Lists A 16 TV Tuner D47EV A Part Lists TV Tuner D47EV Figure 14 TV Tuner D47EV...
Page 75: ...Part Lists Top D48EV A 17 A Part Lists Top D48EV Figure 15 Top D48EV...
Page 76: ...Part Lists A 18 Bottom D48EV A Part Lists Bottom D48EV Figure 16 Bottom D48EV...
Page 77: ...Part Lists LCD 17 D48EV A 19 A Part Lists LCD 17 D48EV Figure 17 LCD 17 D48EV...
Page 80: ...Part Lists A 22 CD RW Drive D48EV A Part Lists CD RW Drive D48EV Figure 20 CD RW Drive D48EV...
Page 83: ...Part Lists Combo Drive D48EV A 25 A Part Lists Combo Drive D48EV Figure 23 Combo Drive D48EV...
Page 85: ...Part Lists Card Reader D48EV A 27 A Part Lists Card Reader D48EV Figure 25 Card Reader D48EV...
Page 86: ...Part Lists A 28 Sub Woofer D48EV A Part Lists Sub Woofer D48EV Figure 26 Sub Woofer D48EV...
Page 87: ...Part Lists TV Tuner D48EV A 29 A Part Lists TV Tuner D48EV Figure 27 TV Tuner D48EV...
Page 88: ...Part Lists A 30 A Part Lists...
Page 132: ...Schematic Diagrams B 44 B Schematic Diagrams...