Service manual

Nacho Family Service Manual 7
Power Diagnostics, Error Codes
Flashing
Is the LED steady or
flashing?
Steady
An internal error occurred that
the projector cannot identify.
Diagnose the error.
(page 11)
What is the
flashing pattern?
Red LED flashes have
approx. 2-second
intervals between
series of flashes. For
example, the LED may
flash 4 times, then
pause for 2 seconds,
then flash 4 times
again.
5 flashes
The projector detects high
internal temperature.
Diagnose thermal
problems.
(page 10)
On
Off
4 flashes
A fan failed.
Check the fans
(page 20)
On
Off
3 flashes
The projector detected an
internal error and shutdown
the lamp.
Diagnose lamp shutdown.
(page 9)
On
Off
2 flashes
The lamp timer registers
lamp use of 2000 hours
or more.
Replace the lamp.
(page 24)
On
Off
1 flash
The lamp failed to strike
after five attempts.
Diagnose lamp strike
failure.
(page 8)
On
Off
Lamp did not strike
Keypad LCD messages
Replace Lamp Lamp shutoff
Fan stopped Over Temp Condition
High Temperature Shutdown
Retrying….wait
Repeats