LEGRAND 7756 23 Manual Download Page 17

17

Operation 

(continued)

Problem

Cause

Solution

The Learn indicator light comes on for
5 seconds.

Learning is impossible.

Install compatible products.

The Learn indicator light comes on for
10 seconds.

The number of transmitters saved is
greater than 32.

Delete unused scenarios.

During learning, the Learn indicator
light stops blinking.

If there is no activity, the learning
mode closes after 10 minutes.
The control button was not pressed in
the minute after pressing Learn.

Restart the learning procedure.

When saving the scenario, the Learn
indicator lights of certain receivers do
not go off.

Incorrect communication between the
products.

Check the wiring (connection).
Look for the presence of a disruptive
device (*).
Isolate it with a filter.

Impossible to perform the calibration
procedure.

Blind does not support this function

Set the product to the factory settings.
Do not perform the calibration 
procedure.
Opening to a preset level is impossible
Product can only be made to Roll
Up/Stop/Roll Down

(*) Examples of a disrupter: electronic transformers, switch-mode power supply.

Summary of Contents for 7756 23

Page 1: ...eristics LE00387AA Voltage 100 240 VA Frequency 50 60 Hz 2 x 1 5 mm2 or 1 x 2 5 mm2 Standard Power line carrier EN 50065 IEC 60669 2 1 5 C to 45 C 5 C 110 VA 230 VA 1 x 270 VA 1 x 500 VA Pro 21TM PLC...

Page 2: ...t the installation read the instructions and take account of the product s specific mounting location Do not open up the device All Legrand products must be exclusively opened and repaired by personne...

Page 3: ...3 Characteristics continued L 50 mm L 40 mm L 40 mm...

Page 4: ...ered up pressing the buttons controls all the opening points roller shutter or blind in the In One by Legrand installation This option lets you check the correct operation and connection of all the bl...

Page 5: ...5 Operation Blind Open Stop STOP Close 1 s 1 s 1 s...

Page 6: ...6 1 s 1 s Operation continued Slat angling Open Close...

Page 7: ...7 Operation continued 1 Calibration procedure a b and 10 s The product has learnt the length of the blind it controls now it can learn an opening level PRESET mode...

Page 8: ...ction End stop adjustment This function cuts the motor driven forces exerted on the blinds if there is no endstop Function activation Function deactivation The blind rolls down by 1 step The blind rol...

Page 9: ...opening level 2 Save the set opening level The blind rolls down 1 step 10 s The level is saved This product can save a selected intermediate opening level One press on the Stop button blind stopped o...

Page 10: ...nsmitter Centralised blind control e g 7756 26 Receiver Individual blind control e g 7756 23 Operation continued Example creating a general control Control an individual blind control using a centrali...

Page 11: ...the scenario Operation continued Note Only the roll up button has to be learnt the stop roll down buttons are learnt automatically Key The indicator light switches off The indicator light flashes slo...

Page 12: ...Operation continued Transmitter LEARN indicator Receiver s LEARN indicator Blind Save the scenario Add the individual control To add several individual controls repeat operations and for each receive...

Page 13: ...tralised blind control e g 7756 26 Blind A Blind B Receiver blind A and B Individual blind control e g 7756 23 Operation continued Example Modification of the previous general control by adding an ext...

Page 14: ...Blind B Transmitter LEARN indicator Receiver s LEARN indicator Blind LEARN indicator Blind Open the scenario Reminder of the existing scenario All the products of the existing scenario blink Operation...

Page 15: ...15 Operation continued Blind A Blind B Transmitter LEARN indicator Receiver s LEARN indicator Blind LEARN indicator Blind Add blind B Save the scenario Individual blind control A and B...

Page 16: ...16 Operation continued Deleting one receiver from all the scenarios on the Receiver 10 s 5 s Restore the product to factory settings...

Page 17: ...d in the minute after pressing Learn Restart the learning procedure When saving the scenario the Learn indicator lights of certain receivers do not go off Incorrect communication between the products...

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