Sharp LC-90LE740X Service Manual page 44

LC-90LE740X
4) Other failure details (Flashes slowly 4 times and flashes fast)
Error type
Monitor temperature H: On
failure
Flashes fast once
L: Off
Main failure H: On
Flashes fast 3 times
L: Off
Center icon LED operation
6 – 4
Note
Pins are monitor microprocessor pins unless other-
wise specified.
If the panel temperature is 60°C or more for 15 seconds
or more in a row, CAUTION appears on the OSD
(flashes in red in the lower right screen).
If the panel temperature is 60°C or more for 25 seconds
or more in a row, error standby is activated.
Main microprocessor detection error (CPU temperature
error, etc.)
The details are displayed on page 1 of the adjustment
process mode.