Troubleshooting Remote Control Problems - InFocus DP8000 Service Manual

Troubleshooting Remote Control Problems

Issue resolved
Replace the
remote.
If the remote works through the
front IR window only or not at
all,
DP8000 Replace engine/controller kit
DP8000HB Replace controller ECA
(page 32)
DP8000/8000HB Service Manual
Infrared remote problem
Use known good batteries in
the remote.
Does the remote
Yes
work?
No
Use a known good remote with the
projector.
Does the remote
Yes
work?
No
Does the remote
No
work through the the rear IR
lens?
If the remote works through the
rear IR window only, replace the
Yes
IR ECA in the top case.
(see page 20)
Does the remote
work?
No
C300B Replace engine/controller kit
C300HB Replace controller ECA
(page 32)
Confirm that the IR/
speaker cable is
connected to both the IR
ECA and the controller
ECA.
Yes Issue resolved
85