Troubleshooting List: D350-M1 / D700-M2; Troubleshooting List: D1500-M4 - Duracell D350-M1 Installation Manual

7.2 Troubleshooting List: D350-M1 / D700-M2

Alarm
Title
Code
Port 1
205
over voltage
(D700-M2 only)
206 Port 2
over voltage
Port 1
207
under voltage
(D700-M2 only)
208 Port 2
under voltage
209 Port 1 no input
(D700-M2 only)
210
Port 2 no input

7.3 Troubleshooting List: D1500-M4

Alarm
Title
Code
Port 1 & 2
205
over voltage
Port 3 & 4
206
over voltage
Port 1 & 2
207
under voltage
Port 3 & 4
208
under voltage
209 Port 1 no input
210 Port 2 no input
211 Port 3 no input
212 Port 4 no input
Port 1 & Port 2 abnormal
213
wiring
Port 3 & Port 4 abnormal
214
wiring
Installation Manual
Suggestion
Ensure that the PV module open-circuit voltage is less than or equal to the maximum
input voltage.
Ensure that the PV module open-circuit voltage is less than or equal to the maximum
input voltage.
Confirm whether this port is connected to the PV module.
If the PV module is connected, please check the DC cable connection between this port
and the PV module.
Suggestion
Ensure that the PV module open-circuit voltage is less than or equal to the maximum
input voltage.
Ensure that the PV module open-circuit voltage is less than or equal to the maximum
input voltage.
Confirm whether this port is connected to the PV module;
If the PV module is connected, please check the DC cable connection between this port
and the PV module.
Check PV input connections.
Check PV input connections.
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