Technical Manual
GE Reason H49
114
H49/EN M/C22
9.5
Testing the LEDs
Reason H49 provides a mechanism allowing us to test the correct functioning of the
LEDs present in the front panel.
•
Press "OK" + "C" buttons: all LEDs turn RED,
•
Message "LED test / press OK" is displayed on the LCD
•
Press "UP" button: all LEDs turn AMBER
•
Press "DOWN" button: all LEDs turn GREEN
•
Press "OK" button in order to set the device to its normal (LED + LCD)
9.6
Method of Repair
This product cannot be repaired on-site. Should the product fail, then it will need to
be replaced with an equivalent device.
9.6.1
Replacing Reason H49
The case and connectors have been designed for ease of use, so removing Reason
H49 is very simple.
9.6.1.1
Removing Reason H49
Before disconnecting, check that labels correctly identify the connections, and match
the descriptions.
Note the IP Address, Subnet settings, etc., to configure the replacement.
Proceed by:
1
Disconnecting all the power supply connectors.
2
Disconnecting the alarm contacts connectors.
3
Disconnecting the Ethernet RJ45 connectors.
4
Disconnecting the Ethernet optical connectors.
5
Disconnecting the protective earth connection.
6
Removing the H49 from the DIN rail carefully, paying attention to its weight.
Содержание Reason H49
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