
ETAS
Hardware Description
ES593.1-D
-
User Guide
17
4.5.2
Operational State of the Module
Four LEDs can be found top left on the front panel of the ES593.1-D(see Fig.
16). They indicate operational, error and synchronization states.
•
ON
: power supply and operational state
•
ER
: error states or firmware update
•
°C
: temperature inside the housing
•
SYNC
: synchronization function of the module (master or slave) and the
synchronization state
•
MODE
: function "Pre-Buffering" (interfaces CAN1 and CAN2)
LED
Display
Operational State
ON
Green
The module is powered on.
Green, flashing
(Flash code 3)
The module is on “Standby”, the power
consumption is minimal. The module
needs a wakeup event to enter the nor
-
mal operation mode.
Off
The module is not powered.
ER
Red
Module is currently booting or booting
was unsuccessful.
Red, flashing
(Flash code 1)
Internal device software error, core file
created.
Red, flashing
(Flash code 2)
Firmware update is being executed.
Off
No error
°C
Red
Temperature inside the housing has
exceeded the critical level and the mod
-
ule powered down; the module is pow
-
ered on again if the temperature inside
the housing has reached the normal
operational range
Red
(Flash code 2)
Temperature inside the housing has
reached a critical level. The module
does not shut down any functionality.
Off
Temperature inside the housing is in
normal operational range.