inforce SYS644 P1 Series, User Manual, Page: 27 / 31

SYS644X-XX-P1 User Guide SYSTEM SETUP AND USAGE
001703 Rev. A MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION 15
Confidential and Proprietary
– Inforce Computing, Inc.
Provided under NDA
2.2.2 LED INDICATIONS
Q7 CPU board LED indications
Refdes Function
D2 VPH
D3 Battery Chanrging
D4 Battery Chanrging
Carrier board LED indications
Refdes Function
D505 Notification LED
D506 S4 Power rail
D509 CPU Reset out
D500 Privacy LED
D527 ATX 5V STBY indicator
D528 DC Jack power indicator
D513 PCIe hub INT
D511 PCIe Lanegood-0: Uplink to CPU
D508 PCIe Lanegood-1: ETH controller
D510 PCIe Lanegood-2: mini PCIe
D512 PCIe Lanegood-3: x1 PCIe connector
D514 PCIe hub error
D521 SATA uplink to CPU
D522 SATA port A
D524 SATA port B
2.3 JUMPER SETTINGS
ATX power ON
This option is provided for enabling the ATX main rails without GPIO signal.
Mount jumper shunt on header P513 for enable
V3P3_JACK feeder
This is for feeding V3P3_ATX from V3P3_JACK. This will help to operate minimal level 3.3V devices
without ATX power supply. On detecting ATX presence this will get disabled.
Mount P517 for V3P3_JACK feed
LVDS Voltage Selection
Voltage for the LVDS connector can be selected either 12V or 5V by placing the jumper shunt as shown
in the table below.
Voltage Description
12V P510 (Pin 1-2)
5V P510 (Pin 2-3)