Industrial
Electronic Devices
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User Manual
CAN / SNMP Manager
Document code: MN67171_ENG Revision 1.000 Pagina 10 di 30
LEDS:
The devices has got four (five for HD67515-B2) LEDs that are used to give information of the functioning status.
The various meanings of the LEDs are described in the table below.
LED
Normal Mode
Boot Mode
1: Device State
Blinks slowly (~1Hz)
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
2: SNMP Communication
Blinks when SNMP responses are received
Blinks quickly: Boot state
Blinks very slowly (~0.5Hz): update in progress
3: Ethernet Link
ON:
Ethernet cable connected
OFF:
Ethernet cable disconnected
ON:
Ethernet cable connected
OFF:
Ethernet cable disconnected
4: CAN Communication
Blinks when CAN frames are received
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
5: Not used (Present only on
HD67171-B2)
OFF
Blinks quickly:
Boot state
Blinks very slowly (~0.5Hz):
update in progress
