Service manual
Schematic Diagrams
W870CU Multi I/O Board B - 51
B.Schematic Diagrams
W870CU Multi I/O Board
D02 DEL
WR22,WR23
WH6
C118D118N
SD-DATA3
25mil
WMDIO9
W1394_TPB0+
Near Cardreader CONN
W1394_TPBIAS0
WU2
UP7534DSA8
VOUT1
6
VOUT3
8
VIN2
3
VIN1
2
VOUT2
7
GND
1
EN#
4
FLG#
5
MOID1 4
WMDIO2
SD-CMD
WPCIE_TXP5_CR
WR21 *0_04
W1394_XO
WSD_CD#
WCARD_PWREN#
WMDIO12
WC20
0.1u_16V_Y5V_04
WR1
8.2K_1%_04
WR8 200K_04
WCLK_PCIE_CR#
WUSB_OC#01
WPCIE_TXP5_CR
WC11
0.1u_16V_Y5V_04
WPCIE_RXP5_CR
WUSB_PP3
WBUF_PLT_RST#
W_5V
WCLK_PCIE_CR
WPCIE_TXN5_CR
W_3.3VS
WVCC_CARD
WPCIE_RXN5_CR
WMDIO0
.
WL1 HCB2012KF-500T40
WUSB_PN3
WR14
*100K_04
WR6 10K_04
WGND
WMDIO4
30 mil
WCR_APVDD
WMDIO0
WC18
0.1u_16V_Y5V_04
WR15 4.99K_1%_04
SD-DATA1
WCR1_LEDN
WC27
0.1u_16V_Y5V_04
WGND
WSD_CD#
WC17
0.1u_16V_Y5V_04
WMS_INS#
WMDIO7
WUSB_PN3
JMB380
WU1
JMB380-QGAZ0B
XRSTN
1
XTEST
2
APCLKN
3
APCLKP
4
APVDD
5
APGND
6
APREXT
7
APRXP
8
APRXN
9
APV18
10
APTXN
11
APTXP
12
SEECLK
14
CR1_CD1N
15
CR1_CD0N
16
CR1_PCTLN
17
DV18
18
REG_CTRL
19
DV33
20
CR_LEDN
21
MDI O14
22
MDI O13
23
TC PS
24
SEEDAT
13
DV18
37
TXIN
38
TXOU T
39
MDI O7
40
MDI O6
41
MDI O5
42
MDI O4
43
DV33
44
MDI O3
45
MDI O2
46
MDI O1
47
MDI O0
48
TREXT
36
TPBIAS_1
35
TPA1P
34
TPA1N
33
TPB1P
32
TPB1N
31
TAV33
30
MDIO8
29
MDIO9
28
MDIO10
27
MDIO11
26
MDIO12
25
WR11 10K_04
WR4 4.7K_04
WC8
0.1u_16V_Y5V_04
6-21-B4930-104
WC1
10u_10V_08
Note:
Close to JMB380
WCR_APVDD
6-21-B4D00-004
6-21-G4020-123
WMS_INS#
.
WL3
HCB1608KF-121T25
MDIO1
WMDIO14
60 mil
WMDIO1
WMDIO4
SD-DATA2
W1394_TPA0-
WMDIO2
WAPREXT
WC22 0. 33u_16V_Y5V_06
WR2 0_04
WSD_CD#
WSD_CD#
WR12 12K_04
WUSBVCC01
MDIO3
WCR_TEST
W1394_XI
WR18 56_04
30 mil
WC25
*10U_10V_08
WC21 220p_50V_NPO_04
WC4 0.1u_16V_Y5V_04
W_3.3VS
WUSB_VCC01_0
WCARD_PWREN#
Note:
Close to CON
WC14
0.1u_16V_Y5V_04
WMD_CLK1
MS Card
WVCC_CARD
WVCC_CARD
WPCIE_RXN5_CR
WMDIO8
WR5 22_04
MDIO4
WBUF_PLT_RST#
H:CR1_LEDN high ac tive,
L:CR1_LEDN low active
H:CR1_PCTLN high active,
L:CR1_PCTLN low active
(MDIO12 is no use in MP
version IC)
WSDWP
WC19
0.1u_16V_Y5V_04
WR19 56_04
WR16 56_04
APREXT:12mil
WCR_APVDD
WMDIO5
WCLK_PCIE_CR
WR9 10K_04
WC2
10u_10V_08
MDIO2
WTREXT
WMDIO12
W1394_XO
WTCPS
USB_PP3_R
W_5V
WMDIO3
WMDIO4
W1394_XI
QFN-48
W_3.3VS
W1394_TPB0+
WC24
0.1u_16V_Y5V_04
WCLK_PCIE_CR#
WMDIO2
W_3.3VS
WPCIE_RXP5_CR
SD Card
USB_PN3_R
WL2
WCM2012F2S-161T03
1
4
2
3
WC12
0.1u_16V_Y5V_04
WR3 4.7K_04
MDIO5
WUSB_OC#01
MS-DATA0
W_CJREADER1
MDR019-C0-1042
SD-WP-SW
1
SD-DATA1
2
SD-DATA0
3
SD-GND1
4
MS-GN D1
5
MS-BS
6
SD-CLK
7
MS-DATA1
8
MS-DATA0
9
SD-VCC
10
MS-DATA2
11
SD-GND2
12
MS-I NS
13
MS-DATA3
14
SD-CMD
15
MS-SC LK
16
MS-VC C
17
SD-DATA3
18
MS-GN D2
19
SD-DATA2
20
SD-CD-SW
21
GND1
22
GND2
23
WX1
X8A024576FG1H_24.576MHz
12
WVCC_CARD
MS-DATA3
WR7 10K_04
WC26
0.1u_16V_Y5V_04
MOID1 2
MS-DATA2
WVCC_CARD
WC5
0.1u_16V_Y5V_04
WC16 20p_50V_NPO_04
WR20 *0_04
WSDWP
WR17 56_04
SD-CLK
IEEE1394
WMDIO5
WJ1394PORT1
C13117-100C
TPA +
4
TPA-
3
TPB +
2
TPB-
1
GND
GND2
GND
GND1
GND
GND3
GND
GND4
WC15
0.1u_16V_Y5V_04
WPCIE_TXN5_CR
W1394_TPA0+
WR13 200K_04
+
WC23
100u_6.3V_B_A
WJ_CRBOARD1
5P1.251A4-13V00.210
12
34
56
78
910
1112
1314
16
18
20
15
17
19
MS-SCLK
100 MIL
Note:
Close to JMB380
WMDIO7
WMDIO13
WC28
10u_10V_08
WMDIO13
S1
SHORT_1MM
21
Hi: on-board
Low : on
Add-in card
W1394_TPBIAS0
WC13 20p_50V_NPO_04
WC6
0.01u_50V_X7R_04
WGND
WCR_APVDD
W_3.3VS
MDIO0
WMDIO14
W1394_TPA0+
WMDIO1
WLP1
SB0402TL-040
1
2
3
4
6
5
7
8
WMDIO3
W1394_TPA0-
MS-DATA1
WMDIO3
WUSBVCC01
MS-BS
WVCC_CARD
WC10
0.1u_16V_Y5V_04
WR10
1M_04
1
WH4
MTH7_0D2_8
2
3
4
5 6
7
8
9
WMDIO1
WC7
1000p_50V_X7R_04
WMDIO10
30 mil
WMDIO11
WCR_TEST
1
WH1
MTH7_0D2_8
2
3
4
5 6
7
8
9
WSDWP
WMDIO0
W1394_TPB0-
W1394_TPB0-
WUSB_PP3
WC9
0.1u_16V_Y5V_04
WGND
WC3 0.1u_16V_Y5V_04
SD-DATA0
WCR_TAV33
WMS_INS#
WGND WGND WGND
6-21-C1700-210
WGND
WJ_USB1
C10777-10403-L
V+
1
GND1
GND1
DATA_L
2
DATA_H
3
GND
4
GND2
GND2
D02 DEL WU3
WGNDWGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND
WGND WGND
WGND
WGNDWGND
WGND
WGND
WGND
1
WH5
MTH6_0D2_3
2
4 5
3
Sheet 50 of 57
W870CU Multi I/O
Board