AIMB-784 User Manual 4
1.3.6 Industrial Features
Watchdog timer: Can generate system reset or NC. The watchdog timer is pro-
grammable, with each unit equal to one second (255 levels)
1.3.7 Mechanical and Environmental Specifications
Operating temperature: 0 ~ 60°C (32 ~ 140° F, depending on CPU)
Storage temperature: -20 ~ 70° C (-4 ~ 158° F)
Humidity: 5 ~ 95% non-condensing
Power supply voltage: +3.3 V, +5 V, ±12 V, + 5 VSB
Power consumption:
Maximum: +5 V at 2.07 A, +3.3 V at 1.02 A, +12 V at 4.17 A, +5 VSB at 0.55 A
(Intel Core i7 4770S 3.1 GHz processor, 4 x 8 GB DDR3 Memory)
Board size: 304.8 x 228.6 mm (12" x 9.6")
Board weight: 0.5 kg (1.68 lb)
1.4 Jumpers and Connectors
Connectors on the AIMB-784 motherboard link it to external devices such as hard
disk drives and a keyboard. In addition, the board has a number of jumpers that are
used to configure your system for your application.
The tables below list the function of each of the jumpers and connectors. Later sec-
tions in this chapter give instructions on setting jumpers. Chapter 2 gives instructions
for connecting external devices to your motherboard.
Table 1.1: Jumper list
Label Function
JCMOS1 CMOS Clear
JWDT1 Watchdog reset
PSON1 AT(1-2) / ATX(2-3)
Table 1.2: Connectors
Label Function
LPT1 Parallel port, supports SPP/EPP/ECP mode
LAN1_USB910 LAN1 / USB port 9, 10
LAN2_USB12 LAN2 / USB port 1, 2
VGA1 VGA connector
DVI1+DVI2 Dual DVI-D connectors
COM 1~2 and 4~6 Serial port: RS-232
COM3 Serial port: RS-232/422/485 (9-pin connector)
KBMS1 PS/2 keyboard and mouse connector
KBMS2 External keyboard connector (6-pin)
JIR1 Infrared connector
JFP3
Keyboard lock and power LED
Suspend: fast flash (ATX/AT)
System On: on (ATX/AT)
System Off: off (AT/ATX)
JFP2 External speaker / HDD LED connector / SM Bus connector