3.1.1Alarm Silence 누름 버튼

선반 알람 패널에 있는 Alarm Silence 누름 버튼은 알람 차단(ACO) 상태를 활성화합니 다. 알람 차단이 활성화되면 활성 알람 LED가 깜박이고 모든 알람 릴레이가 비활성화 됩니다.

이 버튼은 알람 차단 상태만 활성화하며, 알람을 완전히 해제하는 것은 아닙니다.

3.1.2Telco 알람 LED

선반 알람 패널에는 위험 알람, 주요 알람 및 차요 알람이 있음을 나타내는 3개의 Telco 알람 LED가 있습니다. 3-3에서는 Telco 알람 LED의 기능에 대해 설명합니다.

3-3

Telco 알람 LED

 

 

LED 상태

설명

 

 

꺼짐

트리거된 알람 없음

켜짐

알람이 트리거됨

깜박임

알람 차단(ACO)이 활성화됨

 

 

3.1.3사용자 LED

사용자 LED는 사용자 정의 가능합니다. LED는 선반 알람 패널에 있는 PCA 9555I2C 버스 I/O 포트에 연결됩니다.

3.1.4직렬 콘솔 커넥터

선반 알람 패널은 다음 RS-232직렬 콘솔 인터페이스 커넥터를 제공합니다.

SERIAL 1 - 기본(위쪽) 선반 관리 카드용 직렬 콘솔 커넥터

SERIAL 2 - 백업(아래쪽) 선반 관리 카드용 직렬 콘솔 커넥터

모뎀 제어를 포함한 전체 RS-232신호 집합이 제공됩니다. 직렬 인터페이스는 선반 관리 카드에 구현됩니다.

3장 선반 알람 패널 설명 3-5

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Sun Microsystems Ct 900 manual 3 사용자 LED, 4 직렬 콘솔 커넥터

Ct 900 specifications

The Sun Microsystems CT 900, part of the Sun Enterprise server line, is a robust and powerful system designed to cater to the demands of enterprise applications. Launched in the late 1990s, the CT 900 series was engineered to deliver high performance, reliability, and scalability, making it well-suited for data-intensive environments such as financial services, telecommunications, and large-scale web hosting.

One of the standout features of the CT 900 is its multiprocessing capability. The architecture supports multiple SPARC processors, allowing for efficient multitasking and enabling organizations to run several applications simultaneously without sacrificing performance. This flexibility ensures that businesses can adapt to the ever-evolving needs of their operations.

The CT 900 series is built on the Solaris operating system, which is known for its stability and security. The combination of Solaris and Sun hardware results in systems that are not only powerful but also user-friendly, offering robust tools for system administration and performance monitoring. This OS optimization ensures that customers can take full advantage of the hardware capabilities, resulting in improved processing times and reduced downtime.

Another key characteristic of the CT 900 is its extensive memory support. These servers can accommodate large amounts of RAM, enhancing their ability to handle complex calculations and massive data workloads. This feature is critical for enterprises that require high-speed data access and processing, such as real-time analytics and large database operations.

In terms of storage, the Sun Microsystems CT 900 can be configured with various disk options to meet specific needs. The system supports both standard disk drives and advanced configurations such as RAID (Redundant Array of Independent Disks), which provides data redundancy and improves performance. This capability is essential for organizations prioritizing data integrity and availability, particularly in mission-critical applications.

Networking capabilities in the CT 900 are also noteworthy. The server supports various Ethernet configurations for fast data communication, ensuring seamless integration into existing network infrastructures. This is crucial in modern enterprises where high-speed data exchange between multiple systems is a requirement.

Moreover, the CT 900 is designed with expandability in mind. Organizations can easily increase their computational power, memory, and storage capacity as their needs grow. This scalability ensures that businesses can invest in a system that will serve them well into the future without the need for complete replacements as technology evolves.

Overall, the Sun Microsystems CT 900 is a quintessential server for enterprises looking for a reliable, high-performance solution to meet their IT demands. With its advanced multiprocessor architecture, robust storage options, optimized operating system, and scalability, it remains a significant player in the realm of enterprise computing solutions.