What to do if the door opener is not working on my RiTTO TWINBUS Intercom System?
If the door opener for your RiTTO Intercom System isn't working, the issue might stem from a short-circuit in lines 3 and 21, an open circuit in the line to the door opener, or a defective door opener. You should remedy any short circuits, check and repair the line, or replace the door opener if necessary.
Why is there no call signal to an intercom unit on my RiTTO TWINBUS?
If you're not getting a call signal to an intercom unit on your RiTTO Intercom System, the call signal might not be programmed. Refer to “Start-up” for the specific intercom unit or the intercom unit may be defective and needs replacing. Also, check for an open circuit in the TwinBus line; if found, repair the line.
How to fix no illumination of door station on RiTTO TWINBUS Intercom System?
If the door station of your RiTTO Intercom System isn't illuminated, it could be due to a short circuit between terminals 3 and 4 or the lines, an open circuit in the line to the door station, or an alternating current overload. Remedy any short circuits, check and repair the line, or use mains transformer 1 6477 with 7 modules or more or constant load of more than 700 mA. The lighting itself might also be defective, so consider replacing it.
Why is there no speech connection from the door station to intercom units in my RiTTO TWINBUS Intercom System?
If there's no speech connection from the door station to the intercom units on your RiTTO Intercom System, the wires might be incorrectly connected, the loudspeaker could be defective, or the connections at terminals 1 and 2 might be swapped. Try modifying the wiring, replacing the door intercom module, or changing the connections at terminals 1 and 2.
What to do if there is no call signal from the modular door station to all intercom units on a busline of my RiTTO TWINBUS Intercom System?
If there is no call signal from the modular door station to all intercom units on a busline of your RiTTO Intercom System, the thermal fuse of TwinBus power supply unit 1 7573 may have activated, the power supply unit 1 7573 may be defective, there may be a short-circuit or open circuit in the TwinBus line, the call signal may not be programmed, no call signal being transmitted by button modules, the module carrier may be wrongly connected, or wrong button modules may be used. De-energize power supply unit 1 7573, replace power supply unit 1 7573, remedy any short circuit, check and repair the line, check bus connection in door station (observe red mark).
Why is the speech quality poor or breaking up on my RiTTO TWINBUS Intercom System?
If you are experiencing poor speech quality or speech breaking up on your RiTTO Intercom System, it might be due to an incorrect volume setting. Try increasing or decreasing the volume at the door intercom module or built-in loudspeaker, or adjusting the microphone volume.
What to do if the monitor on my RiTTO TWINBUS won't turn on, but the doorbell works?
If the monitor on your RiTTO Intercom System's indoor video station or handsfree video intercom unit won't turn on, but the doorbell signal is working, there might be no voltage from mains transformer 1 6477 or video power supply unit 1 4874. Test the line or the power supply unit and transformer.
Why is the image 'running' at my RiTTO TWINBUS's video stations?
If the image at your RiTTO Intercom System's indoor video stations or handsfree video intercom units is 'running', the supply voltage might be too low, the lines might be too long, or too many indoor video stations/handsfree video intercom units might be supplied by the same video power supply module 1 4874. Try increasing the voltage or using an additional video power supply module.
Why is there no picture on my RiTTO TWINBUS Intercom System's video monitor?
If the monitor of your RiTTO Intercom System's indoor video station or handsfree video intercom unit switches on but shows no picture, the camera might not be supplying a video signal, or there could be an open circuit in the TwinBus video line. Check the camera and its supply voltage, and check the line.
Why is there whistling at the door station of my RiTTO TWINBUS Intercom System?
If you're experiencing whistling at the door station of your RiTTO Intercom System, the volume might be too loud. Try decreasing the volume at the door intercom module or built-in loudspeaker, or make the microphone quieter.
Details on recommended telecommunication lines, layout, and maximum lengths.
Explains connection of devices via the system bus and uses of connectors.
Installation requirements and considerations for video camera setup and illumination.
Precautions for handling devices to prevent damage from static electricity.
Covers assembly, connection, and start-up for basic door intercom systems.
Covers assembly, connection, and start-up for systems with internal speech.
Covers assembly, connection, and start-up for video systems without internal speech.
Describes various indoor devices, their assembly, and connection.
Details assembly and surface mounting for the 1 7630 indoor telephone.
Lists and details TwinBus power supply units and related accessories.
Details assembly and connections for the 1 7573 power supply unit.
Covers various types of door stations, their assembly, and installation.
Details assembly and frame installation for the Modular Portier door station.
Explains symbols used in the operation section for user interaction.
Describes operational functions of various indoor devices.
Details operational functions for the 1 7630 indoor telephone.
Details operational functions for the 1 7857 colour indoor video station.
Details operating menu structure and settings for the 1 7855 comfort indoor video station.
Lists door station types and their operational notes.
Notes operation for Verrano glass door stations upon bell press.
Lists target voltages for various connection points on TwinBus units.
Explains the meaning of LEDs and indicators on the power supply and door station.
Provides common faults, measuring points, causes, and remedies for system issues.
General| Brand | RiTTO |
|---|---|
| Model | TWINBUS |
| Category | Intercom System |
| Language | English |
To Next Page
