Acrosser AR-B1894 - Manual (Page 18)

2.3.11 PS/2 Keyboard & Mouse (KBMS1) 2.3.12 LAN LED Connector (LAN_LED1)
PIN No. Description
1 Keyboard Data
2 Mouse Data
3 Ground
4 +5V
5
Keyboard Clock
6 Mouse Clock
PIN No. Description
1 L1_LED_LINKACT
2 L1_LED_LINK100
3
L1_LED_LINKACT_V
4 L1_LED_LINK1000
5
L2_LED_LINKACT
6 L2_LED_LINK100
7
L2_LED_LINKACT_V
8 L2_LED_LINK1000
9
L3_LED_LINKACT
10 L3_LED_LINK100
11 L3_LED_LINKACT_V
12 L3_LED_LINK1000
2.3.13 LAN 1/2/3 & USB 1/2 Connectors (LAN2_LAN3, USB1LAN1)
LAN 1/2/3
PIN No. Description PIN No. Description
1 TX+ 5 NC
2 TX- 6 RX-
3
RX+ 7 NC
4 NC 8 NC
USB 1/2
PIN No. Description PIN No. Description
1 +5 V (fused) 5 +5 V (fused)
2 USBP0- 6 USBP1-
3
USBP0+ 7 USBP1+
4 Ground 8 Ground
2.3.14 LCD Inverter Connector (LVDS1)
PIN No. Description
1 +12V
2 Ground
3
Backlight On/Off control
4 Backlight brightness adjustment
5 +5V