1. Produto rematadoview
The Notifier CHS-4L is a low-profile chassis designed specifically for securely mounting the AA-30 audio amplifier and LDM (LED Driver Module) within compatible fire alarm control panels. This chassis ensures proper integration and stable housing for these critical components, facilitating organized and reliable system installations. It is compatible with NFS-3030 and NFS-640 systems.

Figura 1: Fronte view of the Notifier CHS-4L Low-Profile Chassis, showing its compact design and mounting points.
2. Configuración e instalación
The CHS-4L chassis is intended for professional installation within a fire alarm control panel enclosure. Ensure all power is disconnected from the panel before beginning installation.
2.1 Ferramentas necesarias
- Destornillador de cabeza Phillips
- Flat head screwdriver (if applicable for terminal connections)
- Mounting hardware (typically included with the chassis or panel)
2.2 Pasos da instalación
- Carefully unpack the CHS-4L chassis and inspect for any shipping damage.
- Identify the designated mounting location within the fire alarm control panel enclosure. Refer to the panel's installation manual for specific instructions.
- Align the mounting holes on the CHS-4L chassis with the standoffs or mounting points in the enclosure.
- Secure the chassis using the appropriate screws or mounting hardware. Ensure it is firmly attached and does not wobble.
- Once the chassis is mounted, proceed to install the AA-30 audio amplifier and LDM onto the chassis according to their respective installation guides. The chassis provides the necessary mounting points and structural support.
- Verify all connections are secure and properly terminated before restoring power to the system.

Figura 2: Parte inferior view of the Notifier CHS-4L Chassis, showing internal structure and a small bag of mounting accessories (part number 90107:D).
3. Principios de funcionamento
The Notifier CHS-4L is a passive mechanical component. Its primary function is to provide a stable and secure mounting platform for the AA-30 audio amplifier and LDM within a fire alarm control panel. It does not require electrical power or user interaction for its operation. Once installed, it serves as a foundational element for the proper functioning of the mounted devices.
4. Mantemento
The CHS-4L chassis requires minimal maintenance. Regular inspection is recommended as part of the overall fire alarm system maintenance schedule.
4.1 Inspección
- Periodically check that the chassis remains securely mounted within the panel enclosure.
- Ensure that the AA-30 and LDM are still firmly attached to the chassis.
- Inspect for any signs of physical damage, corrosion, or loose components.
4.2 Limpeza
If necessary, gently wipe the chassis with a clean, dry, lint-free cloth to remove dust. Do not use abrasive cleaners or solvents.
5 Solución de problemas
As a passive component, the CHS-4L chassis typically does not experience "malfunctions." Troubleshooting is generally limited to physical installation issues.
| Problema | Causa posible | Solución |
|---|---|---|
| Chassis is loose or wobbles after installation. | Mounting screws are not tightened sufficiently, or incorrect mounting hardware was used. | Ensure all mounting screws are securely tightened. Verify that the correct screws and standoffs are used as per the panel's installation guide. |
| AA-30 or LDM cannot be mounted onto the chassis. | Misalignment, obstruction, or incorrect chassis model. | Verify that the chassis is correctly oriented. Check for any obstructions. Confirm that the chassis model (CHS-4L) is compatible with the AA-30 and LDM. |
For issues beyond physical installation, consult the manuals for the AA-30, LDM, or the main fire alarm control panel, or contact Notifier technical support.
6. Especificacións
| Atributo | Detalle |
|---|---|
| Número de modelo | NCHS4L |
| Número de peza | NCHS4L |
| Fabricante | NOTIFICAR |
| Peso do elemento | 1 libra |
| Estilo | Seguridade |
| Cantidade do paquete do artigo | 1 |
| Pilas necesarias | Non |
| UPC | 734038305478 |
7. Garantía e soporte
For detailed warranty information regarding the Notifier CHS-4L chassis, please refer to the documentation provided with your purchase or visit the official Notifier websitio. Os termos e condicións da garantía poden variar.
For technical support, installation assistance, or any product-related inquiries, please contact Notifier customer service or your authorized Notifier distributor. Contact information can typically be found on the Notifier websitio web ou na documentación do produto.





