E191: Auto ID sensor adjustment error (at the 1K copies process control)
- Definition - [D]
1. ADS sensor output is lower than the 2.7 V target at the maximum gain for the
sensor.
2. ADS sensor output is higher than the 2.7 V target at the minimum gain for the
sensor.
- Possible Causes -
• ADS sensor board defective
• ADS sensor board poorly connected
• Main control board defective
E302: Drum charge roller current leak
- Definition - [B]
A charge current leak signal is detected.
- Possible Causes -
• Drum charge roller unit defective
• CB high voltage supply board defective
E346: Development bias leak
- Definition - [B]
A development bias leak signal is detected.
- Possible Causes -
• Sleeve roller receptacle damage
• CB high voltage supply board defective
E351: ID sensor adjustment error
- Definition - [D]
When the ID sensor output (VSG) falls out of the adjustment target
(3.8 ~ 4.2 V) during the process control self check.
- Possible Causes -
• ID sensor board defective
• Dirty ID sensor
• Main control board defective
FSM 6-33 FT5535/4527/4522
To Next Page