Control Panel Special Operations; Operation Method & Functions - Epson AcuLaser C9200N Service Manual

EPSON AcuLaser C9200N

7.4 Control Panel Special Operations

This printer provides the special functions listed in the following table by means of the special button operations.
Never disclose these special operations to the users. They are
intended to be used for product development and service.
7.4.1 Operation Method & Functions
Function
Hexadecimal dump Turn the power ON while holding down the [Start/Stop]
button.
Support mode Turn the power ON while holding down the [Down] button. [Support Menu] and [Printer Adjust Menu] are added to the Panel Menu. For more details, refer to
Initialization of EEPROM Turn the power ON while holding down the [Start/Stop],
[Job Cancel], and [Left] buttons.
Initialization of control panel settings Turn the power ON while holding down the [Job Cancel]
button.
Forced erase of flash ROM A Turn the power ON while holding down the [Job Cancel],
[Right], [Up] and [Down] buttons.
Update controller firmware Turn the power ON while holding down the [Start/Stop],
[Job Cancel] and [Down] buttons.
Copy ROM module Turn the power ON while holding down the [Start/Stop],
[Job Cancel] and [Right] buttons.
Maintenance mode Turn the power ON while holding down the [Right], [Left],
[Up] and [Down] buttons.
Update engine (mechanical) controller Turn the power ON while holding down the [Start/Stop],
firmware [Job Cancel], [Up] and [Down] buttons.
RAM check of all sectors Turn the power ON while holding down the [Start/Stop],
[Right], [Left] and [Up] buttons.
Reset of the CPU when a service call Turn the power ON while holding down the [Job Cancel],
occurs [Right], [Left], [Up] and [Down] buttons.
APPENDIX
Operation Method
Printing is made in hexadecimal dump.
" 7.4.2 Special Menu "
All information stored in the EEPROM of the controller is cleared.
All the settings made by the control panel are returned to their default.
All information stored in the Flash ROM module, which is inserted into the DIMM slot A, is
erased.
The printer enters into the mode for updating the controller firmware.
ROM module information is copied to another ROM module.
[Support Menu], [Printer Adjust Menu] and [Maintenance Menu] are added to the Panel Menu.
For more details, refer to
The printer enters into the mode for updating the engine controller firmware.
All sectors of RAM are checked when starting the printer. This function is executed when a
controller-related error occurs, and checks if RAM has the reason of the error.
CPU is reset when this function is executed while a service request error is occurring.
Control Panel Special Operations
Explanation
(p349).
Note that information on the printer operational history such as total printed pages
is also erased.
" 7.4.2 Special Menu " (p349).
Revision D
347
Confidential