MESSRING M-LIGHT LED - Chapter 4; LED Array; Setup and Functioning

Setup and Functioning
LED Array
8LE-D23_BA_E
20.03.2015
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4.1. LED Array
Figure 2: LED array with status indication
Item:
Description
1
Status indication in the LED array
2
LEDs
3
Front plate
The status display in the LED Array indicates the major operating conditions of the M=Light-LED
Indication:
Operating condition
Permanent
green
M=Light-LED is ready for operation and can be switched on (temperature ≤ 30°C).
Permanent
blue
M=Light-LED is ready for operation and can be switched on (temperature ≥ 30°C; ≤ 90°C).
Flashing
blue
The maintenance counter was scanned by the Maintenance command. After the last
maintenance the M=Light LED has been switched on for more than 150 hours
Permanent
yellow
M=Light LED has heated up so much that the ventilators are switched on. Operation of the
M=Light LED can be continued without further restrictions.
I The current temperature of the M=Light LED is > 40°C
Permanent
red
M=Light-LED is in critical condition. M=Light-LED can be operated without the M=Light being
damaged further due to operation. However, operation is not recommended since the lamp
might switch off automatically after a short period (temperature >100°C).
I The current temperature of the M=Light LED is > 85°C
Flashing
red
M=Light-LED is defective and has been switched off. This may be the result of the following
causes:
I At least one fan is defective.