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2.2
LED Indicators
The LEDs in the front panel can be divided into 4 groups
2.2.1
System Status Indicators
Table 2.1: Definition of System Status Indicators
Item
LED
1
PWR
2
HD
3
WDT
4
BTR
5
SYS OVT
FAN FAIL
6
(Optional)
UNO-4673A/4683 Series User Manual
Status
Description
Green
System power is on
Off
System power is off
Data being received/ transmitted between on CF/
Green
SATA
Off
No Data being received/ transmitted on CF/SATA
Red
WDT trigger the LED for alarm
Off
Default
Red
Battery for backup SRAM should be replaced
Off
Status of battery for backup is OK
Red
System over temperature alarm
Off
Default
Red
System fan fail
Off
Default
10
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