ADF Web HD674-A010 User Manual page 11

Industrial Electronic Devices
LEDS:
The device has got four LEDs that are used to give information of the functioning status.
The various meanings of the LEDs are described in the table below.
LED
1: Device state (green)
2: Serial Communication
(green)
3: USB Link (yellow)
4: Ethernet communication
(green)
ADFweb.com Srl – IT31010 – Mareno – Treviso
Normal Mode
Blinks slowly (~1Hz)
Blinks when Modbus requests are received
ON: USB cable inserted
OFF: USB cable not inserted
Blinks when SNMP responses are received
User Manual Modbus Slave / SNMP Manager
Document code: MN674-A010_ENG
Page 11 of 32
Boot Mode
Blinks quickly: Boot state
Blinks very slowly (~0.5Hz): update in progress
Blinks quickly: Boot state
Blinks very slowly (~0.5Hz): update in progress
ON: USB cable inserted
OFF: USB cable not inserted
Blinks quickly: Boot state
Blinks very slowly (~0.5Hz): update in progress
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Revision 1.000 Page 11 of 32
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