Ricoh Pro 8320 - 569-01: Pressure Roller Lift Error: HP Detection Failure (Three Times); 569-02: Pressure Roller Lift Error: Contact Failure; 569-04: Pressure Roller Lift Error: Contact Failure: Pressure 3;4; Pressure Release Error: Overrun

1.SC Codes
178
SC569-01, 02, 04
Error Name
 569-01: Pressure Roller Lift Error: HP Detection Failure (Three Times)
 569-02: Pressure Roller Lift Error: Contact Failure
 569-04: Pressure Roller Lift Error: Contact Failure: Pressure 3/4
Pattern
D
Error Condition
 569-01: Pressure roller HP could not be detected for three times.
 569-02: Pressure control failed.
 569-04: Pressure control failed (Pressure 3 and 4)
Major Cause
 Pressure roller cam HP sensor (SEN60) assembly fault, or not connected properly.
 Pressure roller cam HP sensor (SEN60) is defective.
 Pressure release unit is damaged.
 Pressure roller lift motor (BLM11) is defective.
Solution
* If fusing SC occurs during inspection, execute "Fusing SC Reset" (SP5-810-001) in SP mode every
time SC occurs, and then turn the main power OFF and ON.
1. Check the pressure roller cam HP sensor assembly. Make sure it is connected properly.
2. Check the pressure release unit.
Output Check
 SP5805-069: Fusing Pressue Release Motor(HP)
 SP5805-070: Fusing Pressue Release Motor(Up)
Repair the unit as needed, turn the power OFF and ON, and then check if the SC recurs.
3. Replace the pressure roller cam HP sensor (SEN60).
4. Replace the pressure roller lift motor (BLM11).
SC569-03
Error Name
Pressure Release Error: Overrun
Pattern
D