Eiki LC-XIP2000 Service Manual page 16

H. Built-in interactive smart function troubleshooting-1
Start
When "LightPen
not found" shows
up?
Yes
Check
projector's
external
USB cable
connection
Yes
Check
internal
M/B USB
connection
to CMOS
module
Yes
Replace
CMOS
module
Yes
END
LC-XIP2000 Service
Manual Ver. A
Refer to Owner's Manual
and properly install
No
Software and Hardware.
And systems requirements
met?
Re-connect or
replace USB cable
No
Re-connect or
replace internal USB
No
wire
Replace/repair
No projector's main board
Troubleshooting
16