Global American 3301825, Руководство пользователя

Страница: 78 / 107

3301825 3.5” Embedded SBC
Before the 3301825 is installed in the system, the jumpers must be set in accordance with
the desired configuration. The jumpers on the 3301825 are listed in Table 5-1.
Description Label Type
AT power select JP4 2-pin header
COM 1 Pin 9 setting JP1 5-pin header
COM 2 function select JP3 5-pin header
LCD voltage select JP2 3-pin header
LCD clock select JP5 3-pin header
Table 5-1: Jumpers
5.4.1 AT Power Select Jumper Settings
Jumper Label: JP4
Jumper Type: 2-pin header
Jumper Settings: See Table 5-2
Jumper Location: See Figure 5-3
The AT Power Select jumper specifies the systems power mode as AT or ATX. AT Power
Select jumper settings are shown in Table 5-2 . If the AT power is used and the system is
connected to an ATX power supply, the system will automatically turn on.
AT Power Select Description
Short Use AT power Default
Open Use ATX power
Table 5-2: AT Power Select Jumper Settings
The location of the AT Power Select jumper is shown in Figure 5-3 below.
Page 66