IEI Technology NANO-HM551, User Manual

Page: 61 / 162

NANO-HM551 EPIC SBC
Page 47
Before the NANO-HM551 is installed in the system, the jumpers must be set in
accordance with the desired configuration. The jumpers on the NANO-HM551 are listed in
6
Table 4-1 .
Description Type Label
AT Auto Button 2-pin header J_AUTOPWR1
AT/ATX Power Mode
Setting
3-pin header J_ATXCTL1
Clear CMOS 3-pin header J_CMOS1
COM3 RS-232/422/485
select
3-pin header J1
LCD Panel Type 8-pin header J_PID1
LVDS LCD Voltage select 6-pin header J_VLVDS1
ME RTC Register 3-pin header ME_RTC1
ME RTC Security Override 2-pin header JP1
Table 4-1: Jumpers
4.5.1 AT Auto Button Power Select Jumper Settings
Jumper Label: J_AUTOPWR1
Jumper Type: 2-pin header
Jumper Settings: See Table 4-3
Jumper Location: See Figure 4-6
The AT Auto Button Power Select jumper specifies the systems auto button power mode
as AT or ATX.
Setting Description
Short Use AT power