Toshiba NB255 User Manual
C.
Appendix C Pin Assignments
System Board
C.1
JFAN
Table C-1 FAN I/F pin assignments (3-pin)
Pin No.
Signal name
I/O
Pin No.
Signal Name
I/O
1 +FAN1
2 FAN_SPEED1
3 GND
C.2
JLVDS
Table C-2 LVDS I/F pin assignments (20-pin)
Pin No.
Signal name
I/O
Pin No.
Signal Name
I/O
1 +LEDVDD
2 NC
3 +LCDVDD_L
4 +3VS
5 LCD_PWM
6 BKOFF#
7 LVDS_SDA
8 LVDS_SCL
9 GND
10 LVDS_A0
11 LVDS_A0#
12 GND
13 LVDS_A1
14 LVDS_A1#
15 GND
16 LVDS_A2
17 LVDS_A2#
18 GND
19 LVDS_ACLK
20 LVDS_ACLK#
21 GND
22 USB_N7_R
23 USB_P7_R
24 +5VS
NB250/NB255 Series Maintenance Manual
[CONFIDENTIAL]
C-1