Communication and Monitoring & Troubleshooting and maintenance
36
If GPRS setting has been initialised, press "OK" to check the information, shown as following figure.
9 Troubleshooting and maintenance
9.1 Troubleshooting
This section illustrates possible faults of an inverter and solving methods and provides users with
troubleshooting tips to help them identify and solve common problems. Please read the following
troubleshooting steps:
1. Check the warning, fault messages or fault codes displayed on LCD. If a message is displayed, record
it before doing anything further.
2. Attempt the solution according to table 5.
3. If no fault message is displayed on LCD, check the following list whether the installation meet the
requirements.
— Is the inverter installed in a clean, dry, adequately ventilated place?
— Have the DC input switch been opened?
— Do section area and length of cable meet requirements?
— Are the input and output connections and wiring in good condition?
— Are the configuration settings correct for user particular installation?
Steps of checking the warning and fault information displayed on LCD:
Move the cursor to the "Event list" and then press “OK” in main menu interface, then enter "Event list"
interface.
Figure 27 Event list interface
GPRS Message
2012-03-03 10
32
06
:
:
Press ESC to Back
PIN
Center Number:
1234
+8613800510500
Customer Number:
Press OK to have a test!
+8615000000000
Events list
2012-03-03 10
42
07
:
:
Press ESC to Main Menu
Code
Message
40
Bus over voltage
2012-03-03 10
40
36
:
:
10
PV2 over voltage
2012-03-03 10
40
34
:
:
09
PV1 over voltage
2012-03-03 10
40
34
:
:
08
No utility
2012-03-03 10
40
22
:
:
08
No utility
2012-03-03 10
40
14
:
:
01/20
