OKI B2500 User Guide

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To access the SMS service locking menu:

1 Enter the four-digit locking code with the numerical 

keypad.

2 Press key OK to confirm.
3 Enter the four-digit locking code again to confirm it.
4 Press key OK to confirm.

When a code is already registered in the machine, you will 
have to enter this registered code first before you can type 
and register a new one.

This function allows you to view the activity counters for 
your machine at any time. 
According to your needs, you can read the counters for:
• sent pages,
• received pages,
• scanned pages,
• printed pages.

To view the number of pages sent from your machine:

1 Press on  , enter 821 with the keyboard.
2 The number of sent pages appears on the screen.
3 Quit this menu by pressing the 

 button.

To view the number of pages received on your machine:

1 Press on  , enter 822 with the keyboard.
2 The number of received pages appears on the 

screen.

3 Quit this menu by pressing the 

 button.

To view the number of pages scanned on your machine:

1 Press on  , enter 823 with the keyboard.
2 The number of scanned pages appears on the 

screen.

3 Quit this menu by pressing the 

 button.

To view the number of pages printed on your machine:

1 Press on  , enter 824 with the keyboard.
2 The number of printed pages appears on the 

screen.

3 Quit this menu by pressing the 

 button.

1 Press on  , enter 86 with the keyboard.
2 The available toner percentage appears on the 

screen.

3 Quit this menu by pressing 

the  

button.

1 Press on  , enter 80 with the keyboard, confirm 

with OK.

2 The scanner is triggered and a calibration is done 

automatically.

3 At the end of the calibration, the machine comes 

back to the screen saver

.