Schematic Diagrams
B - 34 CARD READER (JMC 251)
B.Schematic Diagrams
CARD READER (JMC 251)
C 317
0. 1u _16V _Y 5V_04
Near Cardreader CONN
S D_C LK
MS_IN S#
SD _BS
SD _CL K
SD _D3
SD _D2
SD _D3
SD _W P
SD _CD #
SD _D2
SD _CL K
SD _BS
SD _D1
SD _D0
SD _D0
SD _D1
L AN _MD IN 2
35
L AN _MD IP2
35
Card Reader
Connector
L AN _MD IN 3
35
L AN _MD IP3
35
C3 19
0. 1u _16V _Y 5V_04
C 318
0 .1 u_16 V_ Y 5V _0 4
MD IO1 4
SD _C D #
MS _I N S#
MD IO1 2
MD IO7
CLK _P CI E_ GLA N 22
CL K_ P CI E_GL A N# 22
PC IE _TXN4_G LA N 22
PC IE _TXP 4_G LA N 22
PC IE _ RXN4 _GL AN 22
PC IE _R XP4 _GL AN 2 2
Card Reader
Power
BU F _P LT_R S T# 4 ,25 ,30, 37
C 261
2 2p _50V _N P O_ 04
C 24 5
0. 1u_1 6V _Y 5V _ 04
X1
F SX-8 L_ 25MHz
1
2
C 265
22 p_ 50V_N PO_04
CR 1 _LED N
LA N_LE D 2
3 .3V
3,4, 12 ,13,21, 22 ,23,25, 26 ,28,30, 31 ,32,34, 35 ,38,40, 41 ,42,43
3 .3V S
2,10, 11 ,12,13, 14 ,21,22, 23 ,25,26, 27 ,28,30, 31 ,32,34, 36 ,37,38, 44 ,45,47
.
L24
SW F 25 20C F-4 R 7M-M
LA N XO UT
D VD D
35
C 280
0 .1u _16 V_ Y 5V_0 4
C 316
0 .1u _16 V_ Y 5V_0 4
C 571
0 .1u _16 V_ Y 5V_0 4
C 2 81
0.1 u_ 16V_Y 5V _04
C5 70
0. 1u _16V_Y 5V _04
C5 74
0.1u_ 16V _Y 5V _04
C2 58
0.1u_ 16V _Y 5V _04
C 2 49
0.1 u_ 16V_Y 5V _04
C3 00
10u_ 6. 3V_X5R _06
Card Reader Pull
High/Low
Resistors
C 256
10u_ 6. 3V _X5R _06
Pin#26
Pin#51
Place all capacitors closed to chip.
The subscript in each CAP incicates the pin
number of JMC251/JMC261 that should be
closed to.
Pin#55
Pin#38
Reserved
Pin#55
Pin#62
Pin#27
Pin#2
Reserved
Pin#11
Pin#59
Pin#59
C 259
1 0u _6.3 V_ X5 R_ 06
C 2 60
0.1 u_ 16V_Y 5V _04
DV D D
DV D D
3. 3V
3. 3V
C 59 0
*1 0p _50V _ NP O_0 4
C 595
0.
1u
_1
6V
_Y
5
V
_
0
4
C 603
0.
1
u
_
16
V
_Y
5V
_0
4
R 214
* 10K_04
R 199
* 200K _0 4
C 283
0 .1u _10V _ X7R_ 04
C 284
0 .1u _10V _ X7R_ 04
C 608
4 .7u_25 V_ X5R _08
J_ C AR D -R EV 1
MDR 019 -C 0-10 42
D A T2 _S D
P2
V S S_ MS
P21
C D /D A T3 _S D
P3
C MD _S D
P4
V S S_ SD
P5
V D D _S D
P6
C L K_ SD
P7
V S S_ SD
P8
D A T0 _S D
P9
D A T1 _S D
P10
W P _ SD
P11
V S S_ MS
P12
V C C _MS
P13
S C LK _MS
P14
D A T3 _MS
P15
I NS_ MS
P16
D A T2 _MS
P17
S D IO /D AT0_MS
P18
D A T1 _MS
P19
B S _MS
P20
C D _S D
P1
GN D
P 23
GN D
P 22
R 201
* 200K _0 4
R 197
10K _0 4
V C C_C AR D
3. 3V
3. 3V S
VC C _C A RD
VC C _C A RD
Pin#7
Pin#7
ARF B 12
For JMC251/261
only
Switching Regulator
RE GLX
(>20mil)
SD
_
D
0
MD IO1 3
SD
_
D
2
SD
_
D
1
S D _C D #
MS _IN S #
C R1 _P C TL N
SD _C LK
L AN _LE D0
L AN _LE D1
Pin#8
Pin#8
NC
Function
C566
NC
Enable D3E(2)
NC
NC
NC
100K
NC
R178
NC
Enable D3E(1)
0
R188
NC
0.1u
0
Disable D3E
R432
SD
_
D
3
For JMC251/261
only
MD
IO
8
SD
_
W
P
MD
IO
7
SD
_
BS
1. For JMC251/JMC261 only.
2. MPD connect to Main Power or
RSTN for D3E applicaion, to AUX
power otherwise.
MD
IO
1
2
MD
IO
1
0
MD
IO
9
MD
IO
1
1
LAN _ LE D 2
C R 1_PC TLN
MD IO13
MD IO14
C R 1_LE D N
MDIO Single
End = 50
Ohm
PCIe Differential
Pairs = 100 Ohm
RE
G
L
X
AR
F
B
1
2
LA
N
X
OU
T
LA
N
X
IN
C 29 3
10 u_6 .3V _X5R _06
C 285
0 .1u_16 V_ Y 5V _0 4
R 17 8
*0_ 04
R N 45
4 .7K_8P 4R _04
1
2
3
4
5
6
7
8
R N 28
1 0K _8P4R _04
1
2
3
4
5
6
7
8
R 18 8
*10 0K _04
(>20mil)
(LQFP 64)
JMC251
JMC261
U 1 1
J MC251
RE
X
T
1
VD
D
X
3
3
2
XI
N
3
XO
U
T
4
GN
D
5
LX
6
FB
1
2
7
VD
D
R
EG
8
CL
K
N
9
CL
K
P
10
AV
D
D
H
11
RX
P
12
GN
D
14
TX
N
15
TX
P
16
A V DD X
17
R STN
18
W A KE N
19
MP D
20
C RE QN
21
S MB_ S CL/LED 2
22
C R_C D1N
23
C R_C D0N
24
RX
N
13
MD
IO
8
37
VD
D
IO
38
MD
IO
7
39
MD
IO
6
40
GN
D
41
MD
IO
5
42
MD
IO
4
43
MD
IO
3
44
VD
D
IO
45
MD
IO
2
46
MD
IO
1
47
MD
IO
0
48
MD
IO
9
36
MD
IO
1
0
35
MD
IO
1
1
34
MD
IO
1
2
33
G N D
32
MDI O1 3
31
MDI O1 4
30
S MB_ SD A /C R_ LE D N
29
TE STN
28
V D DI O
27
V D D
26
V C C3O
25
LE D 0
49
LE D 1
50
VD D
51
GND
52
VI P_ 1
53
VI N_1
54
AV D D1 2
55
VI P_ 2
56
VI N_2
57
GND
58
AV D D3 3
59
VI P_ 3( NC )
60
VI N_3( N C)
61
AV D D1 2(N C)
62
VI P_ 4( NC )
63
VI N_4( N C)
64
R432
0_ 04
R 176
7 5_1% _ 04
R 1 79
22 _0 4
V CC _CA R D
V C C_C AR D
V C C_ C AR D
3.3V
3.3V
3.3V
3.3 V
DV D D
DV D D
3.3 V
3 .3 V
3.3V
D VDD
D VDD
DV D D
D VD D
3. 3V S
3.3V
L AN _MD IP1
35
L AN _MD IN 0
35
L AN _MD IP0
35
L AN _MD IN 1
35
JMC251
SD _B S
SD _W P
C 56 6
*0.1 u_16 V_Y 5V _0 4
R 177
1 M_0 4
PC IE _W A K E# 23, 30
R 202
1 2K _1% _0 4
LA N XIN
Sheet 33 of 56
CARD READER
(JMC 251)
Содержание B5120
Страница 1: ......
Страница 2: ......
Страница 3: ...Preface I Preface Notebook Computer B5120 B5125 Service Manual...
Страница 24: ...Introduction 1 12 Mainboard Overview Bottom Connectors 1 Introduction...
Страница 44: ...Disassembly 2 20 Removing the Modem 2 Disassembly...
Страница 51: ...Part Lists BOTTOM A 7 A Part Lists BOTTOM Figure A 5 BOTTOM...
Страница 52: ...Part Lists A 8 LCD A Part Lists LCD Figure A 6 LCD...
Страница 53: ...Part Lists SATA DVD SUPER MULTI A 9 A Part Lists SATA DVD SUPER MULTI Figure A 7 SATA DVD SUPER MULTI...
Страница 54: ...Part Lists A 10 SATA DVD SUPER MULTI A Part Lists...
Страница 112: ...Schematic Diagrams B 58 MULTI FUNCTION BOARD B Schematic Diagrams...