Description: Service finisher error Stapler unit failure
Remedy: The off/on status of the sensor (stapler unit motor HP) is not detected within the specified time after the stapler unit motor (forward operation). Or the sensor (stapler unit motor HP) is not turned on within the specified timer after the stapler unit motor is on (reverse operation).
Code: 990.00
Description: Service finisher error Sensor (stapler carriage HP) on failure
Remedy: The sensor (stapler carriage HP) is not turned on within two seconds after the stapler starts moving toward the staple position, and also the sensor (stapler carriage HP) is turned off. Or the sensor (stapler carriage HP) is not turned on after the stapler was moved to the staple position. Or the sensor (stapler carriage HP) is turned off again after the sensor (stapler carriage HP) is turned on, and the stapler stopped its moving.
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: 996.00
Description: Service wrong finisher Finisher type failure
Remedy: An incorrect type of finisher is connected.
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.