worker switch settings.
For models without keypad
(1) Press the [▲] or [▼] key in the initial 
state of maintenance mode to display 
"MAINTENANCE 74" on the LCD, and 
press the [OK] key. The country code 
currently set is displayed on the LCD. 
(The first digit is flashing.)
(2) Press the [▲] key to enter "1", or the [▼] 
key to enter "0". Then press the [OK] 
key. The second digit starts to flash.
(3) Press the [▲] key to enter "1", or the [▼] 
key to enter "0" similarly. Then press the 
[OK] key. The second digit is completed 
and the third and fourth digit starts to 
flash.
(4) The third digit and fourth digit changes 
at once when the [▲] or [▼] key is 
pressed. Press the [Start] key when the 
desired value is shown on the screen. 
The new setting is saved, and 
"PARAMETER INIT" is displayed on the 
LCD. The machine then returns to the 
initial state of maintenance mode.
For models with keypad
(1) Press the [7], and then the [4] key in the 
initial state of maintenance mode. The 
country code currently set is displayed 
on the LCD.
(2) Enter the country code (four digits) you 
want to set.
(3) Pressing the [Start] or [Mono Start] key 
saves the new setting and 
"PARAMETER INIT" is displayed on the 
LCD. The machine then returns to the 
initial state of maintenance mode.