PH-PC45

Emergency Alarm Controller

4.Lamp Indications

Lamp indications for this circuit card are shown in the table below.

LAMP NAME

COLOR

STATE

 

 

 

OPE/MB

Green

Indicates the circuit card is operating normally.

 

 

Red

Indicates the circuit card is in a Make-busy state.

 

 

 

 

ACT1

Green

CPU #1 is in the ACT state.

 

 

 

CKERR 1

Red

CPU #1 clock failure has occurred.

 

 

 

ACT0

Green

CPU #0 is in the ACT state.

 

 

 

CKERR 0

Red

CPU #0 clock failure has occurred.

 

 

 

EMSUP

Green

Disable the CPU change-over. (When EMSUP key is set upward .)

 

 

OFF

Enable to the CPU change-over.

 

 

 

 

5.Switch Settings

Standard settings for switches on this circuit card are shown in the table below.

SWITCH

SETTING

STANDARD

MEANING

NAME

SETTING

 

 

 

 

 

 

MB

UP

 

Make-busy of the circuit card.

 

 

 

DOWN

 

Normal setting.

 

 

 

 

 

 

EMASUP

UP

 

Make-busy of the CPU change-over circuit.

 

 

 

DOWN

Normal setting.

 

 

 

 

 

 

UP

 

Forced activating the CPU #1.

 

 

 

 

CPUSEL

MIDDLE

Denial of the forced CPU selection. Note

 

 

 

 

 

DOWN

 

Forced activating the CPU #0.

 

 

 

 

 

UP

 

Outputs the Non-Maskable Interruption (NMI) signal to the CPU when

NMISEL

 

a fault occurs.

 

 

 

 

 

 

DOWN

Outputs the RST (Reset) signal to the CPU when a fault occurs.

 

 

 

 

Note: Set CPUSEL switch downward, if a single CPU system.

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NEC 2400 ipx manual ACT1, Ckerr, ACT0, Emsup, Emasup, Cpusel Middle, Nmisel

2400 ipx specifications

The NEC 2400 IPX is a robust and versatile business communication solution designed to meet the increasing demands of modern enterprises. It is a part of NEC's esteemed range of IP-based telephony systems, known for integrating sophisticated technology and user-friendly features.

One of the main characteristics of the NEC 2400 IPX system is its modularity. This flexibility allows organizations to scale their communication needs effectively. The system can be customized with various modules that cater to specific requirements, enabling businesses to add or remove functions as their operations evolve. This adaptability makes the NEC 2400 IPX ideal for small to medium-sized enterprises as well as large organizations.

The NEC 2400 IPX incorporates advanced VoIP technology, which facilitates seamless communication over the internet. This leads to reduced operational costs, as traditional phone lines are no longer a necessity. VoIP also enhances mobility, allowing employees to stay connected irrespective of their physical location. The system supports a wide range of endpoints, including digital, analog, and IP phones, facilitating a diverse range of user preferences.

One of the standout features of the NEC 2400 IPX is its user-friendly interface. The system supports advanced call management functionalities, including call forwarding, conferencing, and voicemail services. This user-centric design ensures that businesses can streamline their communications efficiently while providing an intuitive experience for end users.

In addition to its communication capabilities, the NEC 2400 IPX integrates with various business applications, enhancing productivity and collaboration. The system supports features like presence management and instant messaging, allowing for real-time communication among team members. This integration strengthens teamwork and fosters a more connected workplace.

Moreover, the NEC 2400 IPX is built with security in mind. The system employs various encryption technologies to safeguard communications, ensuring that sensitive information remains protected against unauthorized access. This feature is particularly crucial for organizations in sectors such as finance and healthcare, where data security is paramount.

In summary, the NEC 2400 IPX is a leading telecommunications solution that combines modularity, VoIP technology, user-friendly features, and robust security measures. Its ability to adapt to the changing needs of businesses makes it a preferred choice for organizations looking to enhance their communication infrastructure. As technology continues to evolve, the NEC 2400 IPX stands out as a reliable and future-ready choice for modern enterprises.