INFOSEC UPS SYSTEM E6 LCD-RT, User Manual

INFOSEC UPS SYSTEM – 4 rue de la Rigotière – 44700 Orvault – France – www.infosec-ups.com 

Hot Line Tel : +33 (0)2 40 76 15 82 – fax : +33(0)2 40 94 29 51 – hotline@infosec.fr – 04 09 AA XX 201 19

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4.

Troubleshooting Guide 

4.1 Trouble Shooting 

When the UPS malfunctions during operation, you may check the followings: 

a.

Are the wirings of input and output correct?   

b.

If the input voltage of the Utility is within the input window of the UPS? 

In case problems or symptoms still exist, please proceed the followings for proper adjustment. 

Should the problem persists, please contact your local distributor for help. 

Situation Check 

Items 

Solution 

UPS Red Fault 
LED lights up   

Check the error code 
shown on the LCD screen 
 
Er05, 

 & 

Er06, Er10, Er12 Er28 & 

EPO 
Er11, Er33 
Er14 
Er15 
Er16, Er27 
Er21 
Er24 
other error code 
   

Check to see if the battery connection is properly done, 
then re-charge the batteries for 8 hours to see whether 
the UPS may backup normally; otherwise, consult your 
local distributor right away. 
If the CB3 is tripped, please turn off the UPS completely 
and keep the CAM switch at position INV before 
pressing CB3. Then remove some uncritical load at the 
UPS output end. If any damage of the coating of AC 
power cord, please replace a new one. 
Remove the short circuit occurred at the EPO terminal. 
Remove the objects blocked onto the ventilation holes. 
Check the cooling fans on rear panel are working 
normally. 
Make sure the UPS is operated normally. If it is on CVCF 
mode, you have to turn off and turn on the UPS again. 
All of parameters except ID Number in the parallel UPS 
must be same. Please refer chapter 3.5.5 to set them 
again 
Reconnect the RJ-45 wire or set a UPS with ID=1. 
When the UPS is on CVCF mode, it is prohibited to have 
bypass input. You have to turn off the UPS and bypass 
input and re-start the UPS. 
Consult your local distributor for help. 

UPS fails to 
offer battery 
backup or its 
back up time 
is shorter 
than its 
calculation.  

If the backup time is still too short after 8 hours of 
charge, please contact your local distributor for battery 
replacement.  

UPS locks 
itself and it 
can not be 
turned off. 

Please refer to chapter 3.5.6 to trouble shoot the 
problem; otherwise, consult your local distributor for 
help.