The machine jumped C2558 toner concentration is too thick fault code
Reasons and solutions:
1, the carrier in the development bin depleted, replace the carrier and redo the initialization Enter the maintenance mode, through the arrow keys select "" FUNCTION " and click" OK "key to enter. Enter the maintenance mode, select "FUNCTION" by using the arrow keys and click the "OK" button to enter. Remove the powder bottle, select "TCR AUTO ADJUST" with the arrow keys and click "OK" to start the initialization.
Maintenance mode tcr
Initialization is complete, the screen is displayed as below right, and gives the current toner concentration in the developing bin. (Normal is around 145.) The initialization process will take about 5 minutes, so please be patient.
How to Adjust Toner Concentration in Maintenance Mode
2. TCR Sensor cable is not connected, connect it and restart the test
Copier Drum Connection Cable
3. Concentration is really too high, take out the bottle of toner, and pull the black plate to reduce the concentration
1. Enter Maintenance Mode (utility - stop) - 0 - 0 - Stop - 0 - 1),
Select "DISPLAY" with the arrow keys and click the "OK" button. "OK" key to enter.
Select "TCR GAIN" with the arrow keys and click "OK" to enter.
View the current machine TCR value.
Copier Toner Concentration Inquiry
2. Select "ADJUST" with the arrow keys and click "OK" to enter.
Select "TCR GAIN" with the arrow keys and click "OK" to enter.
(Press Up 3 times) Using the arrow keys, select a value slightly higher than the current TCR value and click "OK" to confirm.
Copier toner concentration adjustment
3. Turn off the power and wait patiently for 10 seconds, then turn on the copier again. If the code still jumps, follow the above steps to continue to raise the value of TCR GAIN until the copier turns on normally. Put in the appropriate amount of paper (recycled paper is recommended), take out the toner bottle, open the cover of the draft table, and make 10 consecutive copies of all black copies.
4 Check the current TCR value of the device again, and adjust the TCR GAIN value in ADJUST, and continue the above actions until the current TCR value of the device is back to about 145, and does not jump the code.