AR-C250 (serv.man69). Change carried out in the ROM (Firmware). - Sharp Copying Equipment Technical Bulletin (repair manual). Page 5

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CCE051
Sharp Electronics (UK) Ltd., Technical Services Group
Window.
* Touching the Mode Key reverses the display.
* Changes in the settings during initial status are possible after mode cancellation has been carried out by
the CA Key during Auto-Clear operations and after the power supply has been turned ON.
* Registration of special modes, operation guide, copy interrupt, and no. of copies is not enabled. (The
warning signal will sound if the function key is touched while registration is not enabled.)
* If the ADU status is set to Not Installed or Use Prohibited when S --> D or D --> D mode is registered as the
initial status, S --> S mode is set as the default.
* If the RADF status is set to Not Installed or Use Prohibited when D --> D or D --> S mode is registered as
the initial status, S --> S mode is set as the default.
* If [Return to the Factory Default Settings] is selected, the Factory Settings are immediately set as the Copy
Mode Initial Status.
* If [Return to the Factory Default Settings] is selected when the LCC is installed, the LCC is set as the
selection tray default.
* If [Return to the Factory Default Settings] is selected when the LCC is not installed, Tray 1 is set as the
selection tray default.
* Due to the fact that the initial factory settings of the machine are stored in the ROM, changes cannot be
written in.
(6) P 38: Transfer Belt Position Setting
* Color, or Black & White can be set for the Transfer Belt Position.
* Default: Color (When the settings window is opened, however, both "Color" and "Black & White" are displayed
as not being selected. The previous settings are not displayed.)
* The following events will return the machine to the home position.
a. Initialization operations after the power supply is turned ON.
b. The CA key is ON.
c. Auto-Clear.
Window
* All setting selections on the settings palette are displayed as not being selected. (The previous settings are
not displayed.)
* After either "Color" or "Black & White" has been selected, the OK Key will record the setting data in the
memory. If the OK Key is depressed, the display will return to the Key Operator Function Settings Menu.
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