Troubleshooting – Parts Replacement
Display message | Meaning | Corrective action |
|
|
|
System Failure Detected | The system has detected an internal | Check for other alarms and contact |
by Surveillance. | error. | APC customer support if problem |
|
| persists. |
|
|
|
System Start Up Config- | System configuration error. Unable to | Check for other alarms and contact |
uration Failed. | determine system voltage and/or | APC customer support if problem |
| Enclosure size. | persists. |
|
|
|
System Not Synchro- | System cannot synchronize to bypass. | Option 1: Decrease the input fre- |
nized to Bypass. | Mode may not be available. | quency sensitivity. |
|
| Contact APC Customer Support |
|
| (see rear cover). |
|
| Option 2: Correct the bypass input |
|
| voltage to provide acceptable voltage |
|
| on frequency. |
|
|
|
UPS In Bypass Due To | The UPS has transferred to Bypass | Contact APC Customer Support |
Fault. | Mode because a fault has occurred. | (see rear cover). |
|
|
|
UPS In Bypass Due To | The load exceeded the power | Decrease the load. |
Overload. | capacity. The UPS has switched to |
|
| Bypass Mode. |
|
|
|
|
UPS Is Overloaded. | The load exceeded the system power | Option 1: Decrease the load. |
| capacity. | Option 2: Check the load distribution |
|
| on the 3 phases via the display. If the |
|
| load is unevenly distributed, adjust |
|
| the load distribution. |
|
|
|
Weak Batt(s) Detected. | One or more weak batteries detected. | Replace the weak batteries. |
Reduced Runtime. |
|
|
|
|
|
XR Battery Breaker | The external DC disconnect switch | Activate the external DC Disconnect |
Open, or Fuse Blown. | tripped. Battery power is not available | Switch or replace blown fuse in XR |
| or the runtime is lower than expected. | Enclosure (only applicable if your |
|
| installation includes an XR |
|
| Enclosure). |
|
|
|
If a problem persists, note UPS model #, serial #, and date purchased before calling APC Customer Support (Type label located on rear cover, bottom section).
26 |
