Troubleshooting Keypad Problems - InFocus DP8000 Service Manual

Troubleshooting Keypad Problems

If the remote works and the keypad
doesn't, the problem is either a bad
keypad or the controller ECA. You can try
replacing the rubber keypad, but it rare
that a keypad fails.
Does the menu
appear?
No
DP8000 Replace engine/controller kit
DP8000HB Replace controller ECA
(page 32)
DP8000/8000HB Service Manual
Keypad does not respond to key presses
Does the remote control
Yes
work?
Make sure the top case is
fastened flush against the
bottom case.
Flash the projector with
the latest software before
replacing any parts.
DP8000 Replace engine/
controller kit
No DP8000HB Replace controller
ECA
(page 32)
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