PG-M25XE (serv.man38). Intermittent start-up shut down (locks up) - Sharp Projector Technical Bulletin (repair manual). Page 32

LV064

Sharp Electronics (UK) Ltd., Technical Services Group

3.  Updating the firmware

3-1. Select “IPL2” in the “SPECIAL” mode, and then press the ENTER button.

3-2.  The lamp of the projector goes to off and the projector starts cooling. Wait for

about 60 seconds and then disconnect the power cord.

3-3.  Insert the memory card to the INPUT 4 PC card slot of the projector.
3-4.  Connect the power cord.
3-5.  The LAMP indicator blinks in green. The firmware updating gets started.

Note: Never turn off the power during updating period.

3-6.  If the LAMP indicator is lighted up in red, the firmware updating is completed.

3-7.  Disconnect the power cord and then remove the memory card from the projector.