5-2
Confidential
(3) Press the *, 2, 8, 6 and 4 keys on the LCD in this order. The machine displays the 
following screen on the LCD and enters the maintenance mode.
(4) To select one of the maintenance mode functions listed on the 5-4 page, enter the 
corresponding 2-digit code using the numerical keys.
Notes: - Pressing the 9 key twice in the initial stage of the maintenance mode 
switches the machine to standby.
- Pressing the X key after entering only one digit returns the machine to the 
initial stage of the maintenance mode.
- If an invalid maintenance code is entered, the machine returns to the initial 
stage of the maintenance mode.