
ES31x.1 User’s Guide
18
Hardware Description
ETAS
4.5
LEDs
The ES313.1 features a status LED for the display of the operating state.
LED code
Display
State
Off
No power supply
Illuminated green
Operational
Flashing green
(0.9 s on / 0.1 s off)
Measurement in progress -
operation in a system with
a master device
Flashing green
(0.1 s on / 0.9 s off)
Measurement in progress -
operation in a system
without a master device
Flashing green
(0.25 s on / 0.25 s off)
Error
Remedy:
Switch the module off and
on again.
If the problem persists,
restart the configuration
software.
If the problem still persists,
send the module to ETAS
for repair.
Flashing green
(0.5 s on / 0.5 s off)
Equipment ready for firm-
ware download
Flashing green according
to download activity
Firmware download in
progress