OKI X400 Manual De Usuario

2. 

Using a soft cotton sheet moistened alcohol, clean all dirt and label 
residue from the print head, paying particular attention to the print 
line.  

Caution !   

Do not clean the print head or drive roller using abrasive or 
metallic objects, ammonia-based cleaners or other harsh 
chemicals. The practices can cause serious damage and will 
void the warranty.   

3. 

Wipe the platen roller with the cleaning cloth. To reach all portions 
of the platen roller, press the FEED button. The roller will rotate 1/4 
turn each time you press the FEED button when the print head is 
unlatched.  

Caution !   

Keep all objects clear of the platen roller when you press the 
FEED button   

4. 

Confirm that the label sensor is unobstructed. Clean away any 
obstruction with a soft brush if necessary.   

5. 

Resume the media loading procedure, or if there is already media in 
the printer, lower and lock the print head.   

6. 

Resume normal operation.   

 

OKIPOS X400 is very reliable, so printing problems are unlikely. If you 
do think you have a printer problem, proceed as follows:   

Confirm that the printer has the right media installed, and that it is 
loaded correctly. See page 5 for media loading instructions.   

1. 

Confirm that the printer is connected to its power supply and the 
supply is plugged into an AC outlet having the proper voltage.   

2. 

Open the print head and inspect the media path. Remove any 
obstructions, and clean the print head and drive roller according to 
the instructions on page 12.