Jumper Definitions; Specifications; Power Specifications; Table 2-4. Jumper Settings - Ampro MightyBoard 821 Reference Manual

Chapter 2

Jumper Definitions

Table 2-4 describes the jumpers shown in

Table 2-4. Jumper Settings

Jumper #
JP1 – CMOS Normal/Clear
JP2 – CPU Voltage Select
JP3 – Serial 3 (COM3) RS-485
Termination
JP3 – Serial 4 (COM4) RS-485
Termination
JP4 – LVDS Voltage Select
JP5 – Inverter Voltage Select
Note: *The jumper or shunt may be stored by connecting it to one of the pins for safe keeping.

Specifications

Power Specifications

Tables 2-5 and 2-6 list the power requirements for the MightyBoard 821 with 1.5 and 2.0 GHz CPUs.

Table 2-5. System Power Requirements (1.5 GHz CPU)

Parameter
In-rush Current
(Typical)
Idle
BIT* Current
(Typical)
Operating configurations:
•
In-rush operating configuration includes 512MB DDR RAM, ATX power, CRT monitor, two SATA
HDDs and one IDE HDD each with WinXP Pro, keyboard and mouse.
•
Idle operating configuration includes the same items as the in-rush configuration.
•
BIT* = Burn-In-Test. Operating configuration includes Idle configuration as well as one serial port with
loop-back, one parallel port with loop-back, two Ethernet connections, and four external USB flash
drives.
MightyBoard 821
Figure 2-4 on page
Installed
Normal (pins 1-2) Default
1.5V/533 FSB CPU (pins 1-2)
Termination (pins 1-2)
Termination (pins 3-4)
Enable +3.3V (pins 1-2) Default
+5V (pins 1-2)
+12.0VDC
Max: 8.00A (96.00W)
Min: 0.28A (3.36W)
1.20A (14.38W)
1.54A (18.47W)
Reference Manual
10.
Removed/Installed
Clear (pins 2-3)
1.8V/400 FSB CPU (removed)
No Termination (removed)
*Default
No Termination (removed)
*Default
Enable +5V (pins 2-3)
+12V (pins 2-3)
Product Overview
11