XG-V10WE (serv.man26). Projector does not turn on (Power LED Flashes Red) - Sharp Projector Technical Bulletin (repair manual). Page 2

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RG002
Sharp Electronics (UK) Ltd., Technical Services Group
Case2. CVIC VER : 1129 or 1022
Upgrading the Firmware
1. Turn on the power of V10WE (with the lamp on).
2. Enter factory adjust mode.
The following key sequence accesses the service menu:
mute / mute / vol up / vol down / enter / enter / menu
3. Select the following group and subjects.
- group   : SPECIAL
- subject : IPL
4. When the cursor position is on IPL, press the ENTER key on the V10WE's operation key. The lamp will turn off,
and ready the projector is now ready for firmware update.
5. Connect RS-232C-IN port on the projector to RS-232C port on the computer with a RS-232C cross cable.
6. Execute the program file named " bhx_write.bat "
7. When firmware upgrade is being done normally, the numerical value of the screen is counted. When writing is
finished, " COM1:Transfer completion " is indicated on the screen.
(When "ERR" is indicated, execute from the process of No.1 again)
Note
If the firmware upgrade is stopped during writing, the V10WE sometimes stops turning on.
In this case, open the top cabinet, and move the writing switch of the PC board to the write side. Then, turn on the
power of V10WE (with the lamp off), and execute from the process of No.6 again.
When writing is finished, move the writing switch of the PC board to the normal side.
8.Turn off the power of V10WE, then that's finished.
Case1. CVIC VER : 0905
Upgrading the Firmware
1. Turn on the power of V10WE (with the lamp on).
2. Enter factory adjust mode.
The following key sequence accesses the service menu:
mute / mute / vol up / vol down / enter / enter / menu
3. Select the following group and subjects.
- group   : SPECIAL
- subject : IPL
4. When the cursor position is on IPL, press the ENTER key on the V10WE's operation key. The lamp will turn off,
and ready the projector is now ready for firmware update.
5. Connect RS-232C-IN port on the projector to RS-232C port on the computer with a RS-232C cross cable.
6. Execute the program file named " bhx_write.bat "
7. When firmware upgrade is being done normally, the numerical value of the screen is counted. When writing is
finished, " COM1:Transfer completion " is indicated on the screen.
(When "ERR" is indicated, execute from the process of No.1 again)
Note
If the firmware upgrade is stopped during writing, the V10WE sometimes stops turning on.
In this case, open the top cabinet, and move the writing switch of the PC board to the write side. Then, turn on the
power of V10WE (with the lamp off), and execute from the process of No.6 again.
When writing is finished, move the writing switch of the PC board to the normal side.
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