ASROCK 1U4LW Series User Manual page 31

Jumper Setup
The illustration shows how jumpers are setup. When the jumper cap is placed on
the pins, the jumper is "Short". If no jumper cap is placed on the pins, the jumper
is "Open". The illustration shows a 3-pin jumper whose pin1 and pin2 are "Short"
when a jumper cap is placed on these 2 pins.
SGPIO Disabled/Enabled
Jumper
(3-pin JP1)
Pin Definitions
SATA HDD Power
Connectors
(CN1)
(CN2)
SATA Connectors
(SATA_1)
(SATA_2)
(SATA_3)
(SATA_4)
Serial General Purpose
Input/Output Header
(8-pin CN6)
SGPIO Disabled
+5V
GND1
GND2
+12V
NC
GND
SDATAOUT
SDATAIN
1
NC
GND
SLOAD
SCLOCK
SGPIO Enabled (Default)
The 4-pin connectors
provide power to the
backplane.
These connectors are used
to connect the SATA port
on the motherboard.
This header supports Serial
Link interface for onboard
SATA connections.
1U4LW Series
25