Fault Code
Displayed
Message
Additional
Message
Steps to resolve
4.49-4.55 Internal Fault -
Internal failure—Contact Banner Engineering (see Repairs and Warranty Service Repairs
Warranty on page 111).
4.56
Display Comm
Failure
-
Display Communication Failure:
• Cycle power to the Controller. If fault code persists, contact Banner Engineering
(see Repairs and Warranty Service Repairs Warranty on page 111
4.57-4.59 Internal Fault -
Internal failure—Contact Banner Engineering (see Repairs and Warranty Service Repairs
Warranty on page 111).
4.60 Output Fault Check for shorts An output terminal detected a short. Check output fault for details.
5.1 Mute Lamp Fault
Check Lamp and
Wiring
The monitored status output voltage should be low when the lamp is Off and is sensing a
high, indicating an open in the mute lamp circuit.
5.2 Mute Lamp Fault Check for shorts
The monitored status output voltage should be high when the lamp is On and is sensing a
low, indicating a short in the mute lamp circuit.
5.3 Internal Fault -
Internal failure—Contact Banner Engineering (see Repairs and Warranty Service Repairs
Warranty on page 111)
6.xx Internal Fault -
Invalid configuration data. Possible internal failure:
• Try writing a new configuration to the Controller
9.3 Recovering from a Lockout
To recover from a lockout condition:
• Follow the recommendation in the fault display (LCD models)
• Follow the recommended steps and checks listed in the Fault Code Table on page 108.
• Perform a system reset
If these steps do not remedy the lockout condition, contact Banner Engineering (see Repairs and Warranty Service Repairs
Warranty on page 111).
9.4 Cleaning
Disconnect power to the Controller. Wipe down the polycarbonate enclosure and the display with a soft cloth that has
been dampened with a mild detergent and warm water solution.
9.5 Repairs and Warranty Service
Contact Banner Engineering for troubleshooting of this device. Do not attempt any repairs to this Banner device; it
contains no field-replaceable components. If the device or a device component is determined to be defective by a
Banner Applications Engineer, they will advise you of Banner's RMA (Return Merchandise Authorization) procedure.
Important: If instructed to return the device, pack it with care. Damage that occurs in return shipping
is not covered by warranty.
XS/SC26-2 Safety Controller
111