Jumpers Setup - ASROCK IMB-1237 User Manual

2.5 Jumpers Setup

The illustration shows how jumpers are setup.
When the jumper cap is placed on pins, the
jumper is "Short." If no jumper cap is placed
on pins, the jumper is "Open. " The illustration
shows a 3-pin jumper whose pin1 and pin2 are
"Short" when jumper cap is placed on these 2
pins.
COM Port Pin9 PWR Setting Jumpers
(3-pin PWR_COM1 (For COM Port1))
(see pp. 7, 9, No. 1)
(3-pin PWR_COM2 (For COM Port2))
(see pp. 7, 9, No. 2)
(3-pin PWR_COM3 (For COM Port3))
(see p. 7, No. 8; p. 9, No. 9)
The maximum current for per port is 1A, and the power supply is either 5V or 12V. Use the
jumpers to set the
Digital Input/Output Power Select (JGPIOPWR)
(3-pin JGPIO_PWR1)
(see p. 7, No. 13; p. 9, No. 14)
The maximum current JGPIO_PWR1 provides is 1A.
Panel Power Select
(5-pin PNL_PWR1)
(see p. 7, No. 15; p. 9, No. 16)
Use this to set up the VDD power of the LVDS connector.
20
1 2 3
1 2 3
3
2
1
power for COM port pin 9.
1 2 3
5 1
Setting Description
1-2 +5V (Default)
2-3 +12V
Setting Description
1-2 +12V
2-3 +5V (Default)
Setting Description
1-2 +3V (Default)
2-3 +5V
4-5 +12V