Outback Power Systems AXS Port SunSpec Modbus Interface Owners Manual - Manual (Page 17)

900-0138-01-00 Rev B 15
Troubleshooting
Basic Troubleshooting
Table 5 Basic Troubleshooting
Symptom Possible Cause Remedy
Power LED does not illuminate The OutBack device may not be
powered; the CAT5 cable may be
damaged or disconnected Make sure the OutBack device is powered; check
the cable connection or replace the cable
Ethernet Link LED does not
illuminate The CAT5 cable may not be making
connection; network port may be
inactive Check the cable connection or replace the cable;
use another network port; verify that the
networking device is functional
SD Card LED does not illuminate SD card not correctly placed, or
defective card
Insert the card firmly or replace the card
Fault LED illuminates OutBack_error field in OutBack
block is occupied by an error code Check for error codes
Time-based functions are
incorrect following power loss Discharged internal battery Replace BR2032 battery inside AXS Port; a CR2032
battery is acceptable but has a temperature range
of only -25°C to 60°C
Error Codes
Table 6 Error Codes
Bit Position Definition
0 Last register write exceeded high range limit for register
1 Last register write was less than low range limit for register
2 Last register write was an invalid value
3 No response from DHCP server
4 DNS resolve failed
5 SMTP authentication failed (email)
6 SMTP message sending failed (email)
7 FTP password error
8 SD card error
9 SNTP failure (Internet time)
10 Register write attempted on read-only register