PG-M25XE (serv.man38). Intermittent start-up shut down (locks up) - Sharp Projector Technical Bulletin (repair manual). Page 9

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Sharp Electronics (UK) Ltd., Technical Services Group

(6)  Select “IPL2” and then press the ENTER button.
(7)  The lamp of the projector goes to off and the projector starts the cooling. Wait

for about 60 seconds.

(8)  Disconnect the power cord.
(9)  Wait about 5 seconds, and then connect the power cord.

Note: Be sure to surely connect the AC cord. If the AC cord is disconnected
during updating, the data in the flash memory may be corrupted and the
projector may become unable to operate.

(10)  If the projector has changed to the following condition, the projector is in the

standby mode to write the firmware. If so, connect the USB cable.

Power indicator

: Green (kept on)

Other indicator

: Off (kept off)

Fan

: Stop

(11)  If the projector does not change to the above status, take the steps again

from the previous step 3-1(2).

3-2.  Writing the firmware - In case of ”AA” Version

Please refer to 3-1(3) for Version code.

“M20X020325”

 or 

“M20X020402”

 or 

“M20X020425”

 or 

“M20X020611”

 or

”M20X020614”

(1) Start the Tera Term Pro from Windows “Start” button.

If the “Tera Term:Error” dialog box appear, click ”OK” and then proceed in the
next step.