C-16 [CONFIDENTIAL] Satellite M40X Series Maintenance Manual
13 GND - 14 GND -
15 GND - 16 GND -
C.14 JP5

Table C-13 Double USB Connector pin assignments (12-pin)

Pin No. Signal name I/O Pin No. Signal Name I/O
1 +USB_VCCB I 2 USB20P2- I
3
5
7
9
11
USB20P2+
+USB_VCCA
USB20P3+
GND
GND
I
-
-
I
-
4
6
8
10
12
GND
USB20P3-
GND
GND
GND
-
I
-
-
I
C.15 JP23

Table C-14 Single USB Connector pin assignments (4-pin)

Pin No. Signal name I/O Pin No. Signal Name I/O
1 +USB_VCCC I 2 USB20P4- I/O
3 USB20P4+ I/O 4 GND -
C.16 JP16

Table C-15 MDC Connector pin assignments (30-pin)

Pin No. Signal name I/O Pin No. Signal Name I/O
1 NC - 2 NC -
3
5
7
9
11
13
15
17
19
21
GND
NC
NC
NC
NC
NC
GND
+3V_MDC
GND
+3VS_MDC
-
-
-
-
-
-
-
I
-
I
4
6
8
10
12
14
16
18
20
22
NC
NC
GND
+5VS_MDC
NC
NC
+3VS_MDC_R
NC
GND
AC97_SYNC
I
-
-
I
-
-
I
-
-
O