PH-CK17

Phase Lock Oscillator

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

 

Circuit card Make-busy.

 

 

 

DOWN

Circuit card Make-busy cancel.

 

 

 

 

 

SW03

1 - F

1

Fixed to “1.”

 

 

 

 

SWITCH

SWITCH

SETTING

STANDARD

MEANING

NAME

NO.

SETTING

 

 

 

 

 

 

 

 

1

ON

 

Clock subordinate office.

 

 

 

 

 

OFF

 

Clock source office.

 

 

 

 

 

 

 

 

 

2

ON

 

Digital Clock Supply route zero (DCS 0) is used.

 

 

 

 

 

OFF

 

Digital Clock Supply route zero (DCS 0) is not used.

 

 

 

 

 

 

 

 

 

3

ON

 

Digital Clock Supply route one (DCS 1) is used.

 

 

 

 

 

OFF

 

Digital Clock Supply route one (DCS 1) is not used.

 

 

 

 

 

 

 

 

 

 

ON

 

8 KHz of Frame Head signals are extracted from the DCS signals

 

 

 

(which is composed of 64 KHz + 8 KHz).

 

4

 

 

 

 

 

 

 

OFF

 

8 KHz of Frame Head signals are not extracted from the DCS

 

 

 

 

 

 

signals (which is composed of 64 KHz + 8 KHz).

 

 

 

 

SW01

 

 

 

 

 

ON

 

When clock source failure has occurred in all supply routes, the

 

 

 

 

 

 

PLO outputs the original clock of the internal oscillator.

 

5

 

 

 

 

 

 

 

OFF

 

When clock source failure has occurred in all supply routes, the

 

 

 

 

 

 

PLO continues outputting the current phase clock.

 

 

 

 

 

 

 

 

 

 

 

ON

 

This circuit card is associated with SYNC (PA-CK16 WCS) card

 

 

 

and 5m Frame Pulse (FP) is supplied by the SYNC card.

 

6

 

 

 

 

 

 

 

OFF

 

This circuit card is not associated with SYNC (PA-CK16 WCS)

 

 

 

 

 

 

card.

 

 

 

 

 

 

 

 

 

 

7

ON

 

A-law CODEC is used for the hold music.

 

 

 

 

 

OFF

µ-law CODEC is used for the hold music.

 

 

 

 

 

 

 

 

8

OFF

Not used.

 

 

 

 

 

CHAPTER 3

NDA-24296

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Revision 1.0

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NEC 2400 ipx manual KHz of Frame Head signals are extracted from the DCS signals

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.

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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.

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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.