Manual Corrigo E Ventilation, revision M
Chapter 18
Other functions
99
The different language files are stored in the application memory and are downloaded to the work
memory. If a Corrigo via E tool has been reloaded with a newer program revision than the factory
revision, the controller will not allow language files to be downloaded from the application
memory. This is because there is a risk that the language files are not compatible with the new
revision. Therefore, you are limited to the two languages you have downloaded using E tool.
18.5 Indication LEDs
Status indication can be found in the upper left corner of the controller. For controllers with display,
the alarm indication and change mode LEDs are located in the keypad area.
Status indication
Designation
Colour
Description
Tx
Green
Port 1, Transmitting
Rx Green
Port 1, Receiving
Serv (-LON models)
Yellow
Service LED LON, commissioning
LAN (-WEB models)
Yellow/Green
Green: Connected to other network
equipment
Blinking green: Network traffic
Blinking yellow: For identifying
P/B (Power/Battery)
Green/Red
Power on/Battery error
Controllers with built-in
display:
Red Alarm
indication
Yellow Change
mode
18.6 Changing the battery
This procedure requires knowledge of proper ESD protection; i.e. an earthed wristband must be
used!
When the alarm ”Internal Battery” is activated and the battery LED lights up red, the battery for
backup of program memory and real-time clock has become too weak. The battery is replaced as
described below. A backup capacitor saves the memory and keeps the clock running for at least 10
minutes after the power supply is removed. Therefore, if the battery replacement takes less than 10
minutes, there will be no need to reload the program, and the clock will continue to run normally.
The replacement battery must be of the type CR2032.
Remove the cover by pressing down the locking torques at the edge of the cover using a small
screwdriver, and at the same time pulling the edges outwards.
Содержание Corrigo E series
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