1. Prodott Aktarview
The Aiphone LEF-10S is an Open Voice Selective Call Master Intercom designed for surface mounting. It facilitates audio communication with visitors at a door and with other rooms within a building. This master intercom supports connection with up to 10 Aiphone LAF and LEF Series master intercoms, and LA, LE, or LS Series door and sub-master intercoms.
Key features include an All-Call button for broadcasting messages and a Door Release button for remote access control.

Image of the Aiphone LEF-10S Open Voice Selective Call Master Intercom, showing its front panel with buttons and speaker.
1.1 X'hemm fil-Kaxxa?
- Aiphone LEF-10S master intercom unit
- Ħardwer tal-immuntar
- Manwal ta' struzzjonijiet
2. Informazzjoni dwar is-Sigurtà
Please read and understand all instructions before installation and operation. Failure to follow these instructions may result in electric shock, fire, or damage to the product.
- Sigurtà Elettrika: Ensure all power is disconnected before performing any wiring or installation procedures. Installation should be performed by qualified personnel in accordance with all local electrical codes.
- Kundizzjonijiet Ambjentali: Do not expose the intercom to extreme temperatures, humidity, or direct water contact.
- Immaniġġjar: Immaniġġja l-unità b'attenzjoni biex tevita ħsara fiżika.
3. Installazzjoni
The LEF-10S master intercom is designed for surface mounting.
3.1 Immuntar
- Select a suitable location for the master intercom, ensuring it is easily accessible and within reach of necessary wiring.
- Use the provided mounting hardware to securely attach the intercom unit to a desktop or wall surface.
3.2 Wajers
The system requires hardwiring and is powered by a 12V power supply (e.g., Aiphone PS-1225UL, sold separately).
- Provvista tal-Enerġija: Connect the 12V power supply to the designated terminals on the LEF-10S.
- Konnessjonijiet tal-Intercom: Connect the LEF-10S to door, sub-master, or other master intercoms using appropriate wiring. Maximum distance from door/sub to master is 650 ft. using 22 AWG wire, or 1,600 ft. using 18 AWG wire.
- Konnessjoni tal-Istrajk tal-Bieb: For door access control, connect an electric strike (sold separately) via an Aiphone RY-PA relay (sold separately). Each intercom in the system must be connected to an Aiphone RY-PA relay.
- All-Call Functionality: To enable the All-Call broadcast feature, connect an Aiphone BG-10C adapter (sold separately) to the system.
- Apparati Addizzjonali: The RY-PA relay can also connect other devices such as CCTV cameras and lights (sold separately).
4. Setup
4.1 Qawwa Inizjali
Once all wiring is complete and secure, connect the 12V power supply to an electrical outlet. The intercom system will power on.
4.2 Aġġustament tal-Volum
The chime and audio volume can be adjusted using the dedicated controls on the master intercom unit. Adjust to a comfortable listening level.
5. Operazzjoni
5.1 Tagħmel Sejħa
- Press one of the 10 selectable buttons corresponding to the desired door or sub-master intercom. An LED indicator will illuminate.
- Agħfas u żomm il- Imbotta biex Tkellem button to speak.
- Irrilaxxa l- Imbotta biex Tkellem buttuna biex tisma' għal tweġiba.
5.2 Riċeviment ta' Sejħa
When a call is received from a sub-master intercom, a momentary chime will sound, and the corresponding LED indicator above the selectable button will illuminate for 20 seconds.
- Press the illuminated button to establish communication.
- Agħfas u żomm il- Imbotta biex Tkellem button to speak, and release to listen.
5.3 All-Call Function
If an Aiphone BG-10C adapter is connected, the Kollha-Sejħa button allows you to broadcast a message to every intercom connected to the system.
- Agħfas il- Kollha-Sejħa buttuna.
- Agħfas u żomm il- Imbotta biex Tkellem button to broadcast your message.
- Irrilaxxa l- Imbotta biex Tkellem buttuna meta tkun lesta.
5.4 Door Release Function
If an electric strike is connected via an RY-PA relay, the Rilaxx tal-Bieb button allows you to remotely unlock the entrance for a visitor.
- Establish communication with the door intercom.
- Agħfas il- Rilaxx tal-Bieb button to activate the electric strike.
5.5 Privacy Function
Il- Privatezza button prevents other intercom users in the system from overhearing a conversation with another intercom, ensuring confidentiality.
- During a conversation, press the Privatezza button to activate privacy mode.
- Agħfas il- Privatezza agħfas il-buttuna mill-ġdid biex tiddiżattivaha.
5.6 Monitoring Function
The master intercom allows you to listen to audio transmissions from a specified door or sub-master intercom at any time.
- Select the desired door or sub-master intercom button.
- The master intercom will monitor audio from that location without requiring the Imbotta biex Tkellem button to be held.
5.7 Silencing Chime Alerts
To temporarily silence incoming call chime alerts, switch the power button to the 'off' position. This will only silence the chime, not power down the unit entirely.
6. Manutenzjoni
6.1 Tindif
To clean the intercom unit, gently wipe the surface with a soft, dry cloth. Do not use abrasive cleaners, solvents, or excessive moisture, as these can damage the unit.
6.2 Kontrolli regolari
Periodically check all wiring connections to ensure they are secure. Ensure the unit is free from dust accumulation, especially around vents or speaker grilles.
7 Issolvi l-problemi
If you experience issues with your Aiphone LEF-10S intercom, consider the following common troubleshooting steps:
- Ebda Qawwa: Ensure the 12V power supply is correctly connected and plugged into a working electrical outlet. Check all power connections.
- Ebda Komunikazzjoni: Verify that all intercom units are properly wired and connected. Check for loose or damaged wiring. Ensure the correct intercom button is selected.
- Kwalità tal-Awdjo Fqira: Adjust the audio volume. Check for any obstructions near the microphone or speaker. Ensure wiring connections are secure and free from interference.
- Il-Ftuħ tal-Bieb Mhux Jaħdem: Confirm that the Aiphone RY-PA relay and electric strike are correctly installed and wired. Check the power supply to the electric strike.
- All-Call Not Working: Ensure the Aiphone BG-10C adapter is correctly installed and connected to the system.
If problems persist after attempting these steps, please contact Aiphone customer support or a qualified technician.
8. Speċifikazzjonijiet
| Speċifikazzjoni | Dettall |
|---|---|
| Dimensjonijiet ġenerali (H x W x D) | 8-1/8 x 7-1/2 x 2-3/16 inches (approx. 20.6 x 19.1 x 5.6 cm) |
| Ħruġ ta' Komunikazzjoni (Riċeviment) | 800mW f'20 ohms |
| Ħruġ ta' Komunikazzjoni (Trażmissjoni) | 500mW f'20 ohms |
| Max. Distance (Door/Sub to Master, 22 AWG) | 650 piedi (madwar 198 metri) |
| Max. Distance (Door/Sub to Master, 18 AWG) | 1,600 piedi (madwar 488 metri) |
| Konnessjoni tal-Istrajk tal-Bieb | Aiphone RY-PA relay (sold separately) |
| Rekwiżiti ta' Enerġija | Provvista tal-enerġija Aiphone PS-1225UL 12V (mibjugħa separatament) |
| Tip ta 'Immuntar | Immonta fil-wiċċ |
| Materjal tad-Djar | Plastik abjad |
9. Garanzija u Appoġġ
For detailed warranty information, please refer to the documentation included with your purchase or visit the official Aiphone website. Aiphone meets International Organization for Standardization (ISO) standards 9001 and 14001.
For technical support, troubleshooting assistance beyond this manual, or to inquire about replacement parts, please contact Aiphone customer service directly.





