PG-M25XE (serv.man38). Intermittent start-up shut down (locks up) - Sharp Projector Technical Bulletin (repair manual). Page 5

LV064

Sharp Electronics (UK) Ltd., Technical Services Group

2.  Installing the USB-RS232C Virtual Driver to the PC

2-1.  Setting up the projector

(1)  Turn on the projector and wait until the start-up is finished. If the auto search is

running, stop it by inputting a signal or pressing the INPUT key.

(2)  Press the buttons in order of below to call up the process mode. (within 5

seconds)
AV MUTE, AV MUTE, ▲, ▼, ENTER, ENTER, MENU
If you failed to call the process mode (the menu will appear), press the MENU
button to close the menu and then try again to call the process mode after
waiting for about five seconds.

(3)  Select “SPECIAL” and press the ENTER button.
(4)  Select “USB-MODE” and press the 

! button to change the value to 1 from 0.

(5)  Press the POWER button to turn the power off and then wait until the projector

is cooled down.

(5)  Disconnect the Power cord.

2-2.  Installing the USB-RS232C Virtual Driver to the PC

This driver works for only Microsoft Windows 98 Second Edition.
And stop Screen saver and power-saving function of PC.
(1) Run “usbdriver.EXE”.

The necessary driver files will be automatically copied into the
“c:\TEMP\USBRSDriver” folder and the “HidComInst.exe” will be also executed
in that folder.

(2)  Turn on the projector and wait until the start-up is finished.
(3)  Connect the USB cable.
(4)  The “New Hardware Found” dialog box appears. If “The ccport.sys on Cypress

HIDCOM
Installation Disk can not be found” message appear, click “Browse…” and
select “c:\temp\USBRSDriver” and then click ‘OK’.