Error Diagnosis & Trouble-Shooting; Led Indicator Diagnosis - Delta DVPDNET-SL Operation Manual

DeviceNet Network Scanner DVPDNET-SL
11 Error Diagnosis & Trouble-shooting
DVPDNET-SL supports two diagnostic methods: indicator diagnosis and digital display diagnosis.

11.1 LED Indicator Diagnosis

POWER LED

LED status
Off
Green light on
 NS LED
LED status
Off
Green light
blinking
Green light on
Red light
blinking
Red light on
 MS LED
LED status
Off
Green light
blinking
Green light on
Red light
blinking
Red light on
40
Indication
The power supply is
abnormal.
The power supply is normal. --
Indication
No power; or duplicated ID
checking has not completed
No communication
Normal operation
Error in communication
Network error; duplicated
ID; bus-off or no power
supply
Indication
No power
The master is not
configured.
Normal operation
Some slaves encounter
communication error.
Internal error
DVPDNET
POWER
MS
NS
Make sure that the power supply to DVPDNET-SL is
normal.
1. Make sure that the power supply and connection to
DVPDNET-SL is fine.
2. Make sure that there is at least 1 node that is able to
communicate on the network.
No correction is needed; refer to the digital display
diagnosis and eliminate the error.
--
Refer to the digital display diagnosis and eliminate the
error.
1. Make sure that all the devices have a unique node
address.
2. Check the network connection is proper.
3. Check if the node address of RTU-DNET is valid.
4. Check if the network power is normal.
Make sure that the power supply and connection to
DVPDNET-SL is fine.
Configure the scan list and re-download it to
DVPDNET-SL.
--
Check the digital indicator and make sure the
configuration data of the salve in the scan list is
consistent with the salve actually connected.
1. Check if the configuration is valid.
2. Re-power it. If the error still exists, send it back to
the factory for repair.
How to correct
How to correct
How to correct
DVP-PLC Operation Manual