
P7280/P7270I/P7280 Refresh/P7270I Refresh
Confidential
5-5
5-4 Firmware Upgrade
Procedure
- Take P7280 for example,P7270I Refresh/P7280
Refresh/P7270I/P7280 is the same as P7280
1. Set-up
- Press "Power" and "MENU" at the same
time,then plug in power cord to the
Projector and hold on 5 seconds.
- Once the Temp and the Lamp LED light
up, plug in USB cable into the projector
and link to the USB port of a PC.
Note: The system fan and the light will not
operated.
2. Execute the "
DLP Compose
TM
"
file.
3. Click "edit" and "preferences".
4. Click "Library".
- Click the "browse" button and navigate
to the directory where you put the library
file in