Read Sharp AR-C170 (serv.man29) Service Manual online
AR-C170M ROM VERSION UP 12 - 6
4. Flash ROM version up procedure
(In the case of PCU ROM, ICU ROM, Operation control
ROM, Scanner control ROM, FAX control ROM)
ROM, Scanner control ROM, FAX control ROM)
(Preliminary procedure)
1) Remove the machine paper tray cabinet. (2 screws)
2) Remove the shield plate. (2 screws)
A. By using a computer and the ICU PWB, the
program data of Flash ROM is written from the
computer to the Flash ROM of the ICU PWB.
computer to the Flash ROM of the ICU PWB.
1) Check that the power of the machine is turned off. Install the
Flash ROM which is to be upgraded (copied) to the write
socket of the ICU PWB.
socket of the ICU PWB.
2) Connect the computer with the level converter.
3) Connect the serial I/F connector on the ICU MAIN PWB with
the level converter.
4) Turn on the computer to start Windows.
5) Turn on the machine.
6) Set the communication speed on the computer side.
In the case of Windows 95/98:
(6-1)
Open the "Control panel."
(6-2)
Open the "System."
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