9. Troubleshooting
9.1 Diagnostic LEDs
Position of the diagnostic LEDs
The diagnostic LEDs can be found near the local keypad of the projector.
LED 1
BACKLIGHT
LED 2 LED 3
Image 9-1
SIM 7: LEDs
Description of the diagnostic LEDs
Technically each LED consists of a red LED and a green LED. If both are ON, the visible color is orange.
LED
Green Orange
Red
LED 1
Cool down sequence: blinks
2 minutes after switching to
standby
2
Upgrading
Rescue program (Software error)
LED 2 Not used Not used Hardware error
LED 3 IR acknowledgement: blinks Not used Standby Status
Backlight Not used Not used Keypad activation
2. Projector cannot be restarted during this period
254 R59770066 SIM 7Q SERIES 07/10/2013
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