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AS2021M-T2R+/2021M-82R+ User's Manual
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 amber or off to indicate
the speed of the connection.
the table on the right for the func-
tions associated with the connection
speed LED.
+3.3V Standby LED
When illuminated, the DP4 LED indi-
cates that +3.3V standby power from
the power supply is being supplied to
the serverboard. DP4 should normally
be illuminated when the system is con-
nected to AC power, whether turned
on or not. DP4 will fl ash on and off
when the system is in an S1, S3
(Suspend to RAM) or S4 (Suspend to
Disk) state.See the table on the right
for DP4 LED states.
SCSI Activity LEDs
(H8DM8-2 only)
When illuminated, the DA1 and DA2
LEDs indicate activity on SCSI chan-
nels A and B, respectively. These
LEDs are located near the SCSI con-
troller chip. See the table on the right
for LED states.
(Connection Speed Indicator)
LED Color
Off
Amber
See
+3.3V Standby LED
State
System Status
On
Standby power present on
serverboard
Off
No power connected
Flashing
System in standby state
SCSI Activity LEDs
State
System Status
On
SCSI channel active
Off
SCSI channel inactive
5-24
JLAN LED
Defi nition
10/100 Mb/s
1 Gb/s
(DP4)
(DA1, DA2)
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