Code :

Code: 990.01
Description: Service finisher error Sensor (stapler carriage HP) off failure
Remedy: The sensor (stapler carriage HP) is not turned off within 500 ms after stapler starts moving to the staple position, and sensor (stapler carriage HP) is turned off. Or the sensor (stapler carriage HP) is not turned off after the stapler was moved to the staple position. Or the sensor (stapler carriage HP) is turned on again after the sensor (stapler carriage HP) is turned off, and the stapler stopped its moving.

Code: 995.00
Description: Service finisher NV Finisher NVM R/W failure
Remedy: A read/write error occurred on the NVM of the finisher controller card assembly.

Code: 997.00
Description: Service wrong duplex Duplex controller card assembly type failure
Remedy: A duplex controller card assembly of a different specification is installed. 1 Check the duplex unit for proper installation. Remove duplex unit assembly, and reinstall it. Perform a two sided print test. Does the error still occur? Go to step 2. Problem solved. 2 Perform a 2 sided print test. Does the error still occur? Replace the duplex controller card assembly. Go to “Duplex controller card assembly removal”. Go to step 3. Problem solved. 3 Perform a 2 sided print test. Does the error still occur? Replace the printer engine card assembly. Go to “Printer engine card assembly removal”. Problem solved.

Code: 999.00
Description: Service finisher error Finisher engine/RIP functional failure
Remedy: The engine reported a finisher failure that the RIP card assembly did not recognize.