5-3
Confidential
1.1.2 Method of entering end-user accessible maintenance mode
The maintenance mode functions should only be accessed by service personnel. However,
end users are allowed to use some of these functions under the guidance of service
personnel over the phone. End users can only use the functions shaded in the table “1.2 List
of Maintenance Mode Functions” (function code: 09, 12, 25, 28, 45, 61, 77, 80, 82, 91).
<Operating Procedure>
Non touch panel models
(1) Press the [OK], [Go], and [OK] keys in this order while the machine is in the ready state.
"0" is displayed on the LCD.
(2) Press the [▲] or [▼] key several times until the desired maintenance mode function is
displayed on the LCD. Check that the desired maintenance mode is displayed on the
LCD, and press the [OK] key.
(3) Each time the selected maintenance mode function is completed, the machine returns to
the ready state automatically. For function codes 12, 25, 28, 45, 80, and 82, pressing the
[X] key returns the machine to the ready state.
Touch panel models
(1) Press and hold the [Home] key for approximately five
seconds while the machine is in the ready state. The
display shown on the right appears on the LCD.
(2) Press the blank field at the bottom on the LCD.
The display shown on the right appears on the LCD.
(For functions of the [<<] or [>>] key, refer to the Fig. 5-1)
(3) Press the [*], [0], and [#] keys on the LCD in this order. The
machine enters into ready state to accept function code
entry, so press the function code you want to execute.
(4) Each time the selected maintenance mode function is
completed, the machine returns to the ready state
automatically.
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