5-32
Confidential
■ Error message list
* # indicates the toner color (Y, M, or C) of which cartridge became empty.
■ Adjustment of inter-color position alignment (manual)
< Operating Procedure >
(1) For models with touch panel 
Press the [6] twice in the initial state of the maintenance mode. “REGISTRATION” is 
displayed on the LCD.
For models without touch panel
Press the [▲] or [▼] in the initial state of maintenance mode to display 
“MAINTENANCE 66” on the LCD, and press the [OK]. “REGISTRATION” is displayed 
on the LCD.
(2) Press the [▲] or [▼] to display “SET REGISTRATION” on the LCD.
(3) Press the [SET] or [OK]. “1. MAGENTA=0” is displayed on the LCD. Using the 
misregistration correction chart printed by “
■ Printing of misregistration correction chart”, 
identify the numeric value whose color is the darkest in the pattern of 1 (Magenta Left). 
Press the [▲] or [▼] to display the identified numeric value.
(4) Press the [SET] or [OK], and enter each numeric value of the patterns 2 to 9 in the 
same way.
(5) When you enter the numeric value of the pattern 9 (Yellow Right), “COMPLETED” is 
displayed on the LCD.
(6) Press the [X] or [Cancel], and the machine returns to the initial state of maintenance 
mode.
Error message Remedy
FAILED REGIST Press the [Mono Start] or [Go] to clear the error. Perform the 
Adjustment of inter-color position alignment (auto) again. If the 
error recurs, clean the belt unit and the drum unit and then 
perform the adjustment again. If the error still recurs, replace the 
belt unit and the drum unit.
TONER EMPTY # 
*
Replace the empty toner cartridge and press the [Mono Start] or 
[Go] to clear the error. Perform the Adjustment of inter-color 
position alignment (auto) again.
NG L:C080 R:M105 Press the [Mono Start] or [Go] to clear the error. Perform the 
Adjustment of inter-color position alignment (auto) again.
NG R-L:C030
NG PWM L120 R180
NG PWM R-L:080
NG CNT R100 L100
NG S-POSI R:080
NG SKEW:C0120
NG PWM R-P L:080
NG XMARGIN:M191
Cover is Open Close the top cover.