ATXN-5520 / ATXW-5520 Technical Reference
Specifications
1-13
Chassis Plans
Mechanical
The Extended ATX form factor of the motherboard complies with the SSI-EEB 2008 – Rev. 1.0 industry
standard for overall board dimensions [12.0” (30.5cm) x 13.0” (33.1cm)] and mounting-hole placements.
The motherboard‟s standard height cooling solution is designed for 2U and greater chassis heights.
UL Recognition
This motherboard is designed to meet UL60950 and CAN/CSA C22.22 No. 60950-00.
Configuration Jumpers
The setup of the configuration jumpers on the motherboard is described below. An asterisk (*) indicates the
default value of each jumper.
NOTE:
For the three-position jumper, "TOP" is toward the bracket end of the board; "BOTTOM" is toward
the Post Code LEDs.
JU8
Password Clear
(two position jumper)
Install for one power-up cycle to reset the password to the default (null password).
Remove for normal operation. *
JU12
CMOS Clear
(three position jumper)
Install on the TOP to clear.
Install on the BOTTOM to operate. *
NOTE:
To clear the CMOS, power down the system and install the jumper on the TOP. Wait for at least two
seconds, move the jumper back to the BOTTOM and turn the power on. When AMIBIOS displays the "CMOS
Settings Wrong" message, press F1 to go into the BIOS Setup Utility, where you may reenter your desired
BIOS settings, load optimal defaults or load failsafe defaults.
W2,
W4
CPU Fan Speed Control
(two position jumper)
Install to run CPU fan at full speed*
Remove to enable ACPI soft control of the CPU cooling fan
Note
: W2 jumper is connected to CPU1 fan header P28 and W4 is for CPU2 fan header P31
W3,
W5,
W6,
W7
System Fan Speed Control
(two position jumper)
I
nstall to run SYSTEM fan at full speed*
Remove to enable ACPI soft control of the system cooling fan
Note:
The following jumpers provide the speed control capability to the system fan headers listed below;
W3 – P30, W5 – P27, W6 – P26 and W7 – P25.
W8
PSON Soft Control
(two position jumper)
Install to enable ACPI soft control of the PSON signal line*
Remove to disable PSON control
Содержание ATXN-5520
Страница 4: ...This page intentionally left blank...
Страница 30: ...Specifications ATXN 5520 ATXW 5520 Technical Reference Chassis Plans 1 20 This page intentionally left blank...
Страница 68: ...System Bios ATXN 5520 ATXW 5520 Technical Reference Chassis Plans 4 20 This page intentionally left blank...
Страница 108: ...Advanced Setup NTMS6900 ATXW 5520 Technical Reference Chassis Plans 5 40 This page intentionally left blank...
Страница 114: ...Plug and Play Setup ATXN 5520 WTM7026 Technical Reference Chassis Plans 6 6 This page intentionally left blank...