직렬 콘솔의 기본 구성은 다음과 같습니다.

115200보드

패리티 없음

8개의 데이터 비트

1개의 정지 비트

직렬 콘솔 커넥터는 RJ-45 DTE 직렬 포트입니다. 이들 포트의 핀 배치에 대해서는 Netra CT 900 Server Service Manual을 참조하십시오.

선반 알람 패널의 직렬 포트 중 하나에 연결할 때는 차폐 케이블을 사용해야 합니다.

3.1.5Telco 알람 커넥터

선반 알람 패널은 전면 패널에서 Telco 알람 커넥터를 제공합니다. Telco 알람 연결 릴레 이 회로는 1A에서 60VDC 또는 30VAC를 전송할 수 있습니다. 선반 알람 패널은 차요 및 주요 알람 상태를 해결하기 위한 시간 펄스 입력을 허용합니다(위험 상태에 대한 재 설정은 없음). 재설정은 200밀리초에서 300밀리초 간에 3.3V에서 48V까지의 전압 차동 을 설정하여 수행됩니다. 허용 전압 범위는 0에서 48VDC까지입니다(50퍼센트 업무 주 기에서 최대 60VDC 처리). 재설정 입력에 의해 소비되는 전류는 12mA를 초과하지 않 습니다.

Telco 알람 커넥터는 표준 DB-15 커넥터입니다. 이 포트의 핀 배치에 대해서는 Netra CT 900 Server Service Manual을 참조하십시오.

3.2선반 알람 패널 SEEPROM

SEEPROM은 마스터 전용 I2C 버스로 연결되고 I2C 주소 0xa6/0x53에 있으며, 마이크 로칩 24LC256 장치입니다.

3.3선반 알람 패널 온도 센서

배출 온도 측정을 위한 3개의 LM75 온도 센서와 보드 온도 측정을 위한 하나의 센서가 선반 알람 패널 PCB에 장착되어 있습니다. 온도 센서는 마스터 전용 I2C 버스에 연결됩 니다.

3-6Netra CT 900 서버 개요 • 20071

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Sun Microsystems Ct 900 manual 선반 알람 패널 Seeprom, 선반 알람 패널 온도 센서, 직렬 콘솔의 기본 구성은 다음과 같습니다

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.