7-1
Confidential
1. MAINTENANCE MODE
The maintenance mode is exclusively designed for the checking, setting and adjustments of
the machine by using the buttons on the control panel cover ASSY. The EEPROM can be
customized according to the destination of the machine. Moreover, the operational check of
the LCD, operation panel board, and sensors, print test, display of the log information and
error codes, and change of the worker switches (WSW) can be performed.
1.1 How to Enter the Maintenance Mode
<Operating procedure>
(1) Press the Menu button and then the Start/Black button while the machine is in the ready
state. Next, press the button four times to enter the maintenance mode.
(2) The machine beeps for one second and displays “ ” on the LCD,
indicating that it is placed in the initial state of the maintenance mode, a mode in which the
machine is ready to accept entry from the buttons.
(3) To select any of the maintenance mode functions shown in the next page, enter the
maintenance mode that you want to use using the buttons.
1.2 How to Enter the End User-accessible Maintenance Mode
Basically, the maintenance-mode functions listed in the next page should be accessed by
service personnel only. However, you can allow end users to access some of these under the
guidance of service personnel by phone, for example.
The end user-accessible functions are shaded in the table given on the next page. (codes 06,
09, 10, 11, 12, 25, 43, 52, 53, 54, 68, 71, 72, 77, 80, 82, 87, 88 and 91)
Function code 10 accesses the firmware switches, each of which has eight selectors. You
should not allow end users to access all of those selectors, but you can allow them to access
user-accessible selectors which are shaded in the firmware switch tables in APPENDIX 1.
The service personnel should instruct end users to follow the procedure given below.
<Operating procedure>
(1) Press the Menu, Start/Black, Menu and buttons in this order when the machine is in
the ready state. “MAINTENANCE 06” appears on the LCD.
(2) Press the or button to display the desired maintenance code on the LCD. Then
press the OK button.
To switch the machine back to the
ready state
, press the
Stop/Exit
button. When each of the
user-accessible functions is completed, the machine automatically returns to the
ready state
.
Memo:
FAX models equipped with numerical keypads can enter the maintenance mode in the
same way as conventional models; that is, by pressing the Menu, *, 2, 8, 6 and 4
buttons in this sequence.
Memo:
- To exit from the maintenance mode and switch to ready state, press the 9 button twice in
the initial state of the maintenance mode.
- When the Stop/Exit button is pressed, the machine beeps for one second and returns to
the initial state of the maintenance mode.
- When an incorrect maintenance mode is entered, the machine beeps for one second and
returns to the initial state of the maintenance mode.
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