5-10 Onboard Indicators - Supero AS-4041M-32RPlus User Manual

Supermicro as-4041m-32rplus servers: user guide
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Watch Dog Enable/Disable
JWD controls the Watch Dog function.
Watch Dog is a system monitor that can
reboot the system when a software ap-
plication hangs. Pins 1-2 will cause WD
to reset the system if an application has
frozen. Pins 2-3 will generate a non-
maskable interrupt signal for the appli-
cation that is hung up. See the table on
the right for jumper settings. Watch Dog
must also be enabled in BIOS (setting
located in the Power Menu).
Note: When enabled, the user needs to
write their own application software in
order to disable the Watch Dog timer.

5-10 Onboard Indicators

JLAN1/JLAN2 LEDs
The Ethernet ports (located beside
the VGA port) have two LEDs. On
each Gb LAN port, one LED indicates
activity when blinking while the other
LED may be green, amber or off to
indicate the speed of the connection.
See the table on the right for the func-
tions associated with the connection
speed LED.
Onboard Power LED (DP2)
DP2 is an Onboard Power LED. When
this LED is lit, it means power is pres-
ent on the serverboard. In suspend
mode this LED will blink on and off. Be
sure to turn off the system and unplug
the power cord(s) before removing or
installing components.
Chapter 5: Advanced Serverboard Setup
Watch Dog
Jumper Settings (JWD)
Jumper Setting
Pins 1-2
Pins 2-3
(Connection Speed Indicator)
LED Color
Off
Green
Amber
5-21
Defi nition
Reset
NMI
JLAN LED
Defi nition
10 MHz
100 MHz
1 GHz

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