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  2. SES-2 Enclosure Management - Wikipedia

    en.wikipedia.org/wiki/SES-2_Enclosure_Management

    SES-2 SCSI Enclosure Services (SES) permit the management and sense the state of power supplies, cooling devices, LED displays, indicators, individual drives, and other non-SCSI elements installed in an enclosure. SES2 alerts users about drive, temperature and fan failures with an audible alarm and a fan failure LED.

  3. N2 chart - Wikipedia

    en.wikipedia.org/wiki/N2_Chart

    The N 2 chart or N 2 diagram (pronounced "en-two" or "en-squared") is a chart or diagram in the shape of a matrix, representing functional or physical interfaces between system elements. It is used to systematically identify, define, tabulate, design, and analyze functional and physical interfaces.

  4. Design rule checking - Wikipedia

    en.wikipedia.org/wiki/Design_rule_checking

    The most basic design rules are shown in the diagram on the right. The first are single layer rules. A width rule specifies the minimum width of any shape in the design. A spacing rule specifies the minimum distance between two adjacent objects. These rules will exist for each layer of semiconductor manufacturing process, with the lowest layers ...

  5. List of driverless train systems - Wikipedia

    en.wikipedia.org/wiki/List_of_driverless_train...

    AnsaldoBreda Driverless Metro / Ansaldo STS DTG [11] Line M2: Line M3: 29 September 2019: AnsaldoBreda Driverless Metro / Ansaldo STS CBTC Line M4: 28 March 2020: France: CDGVAL: Line 1: 3 April 2007: VAL system: Line 2: 27 June 2007: Lille Metro: Line A: 25 April 1983: VAL system: First line to use the VAL system Line B: 1 April 1989: Lyon ...

  6. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. IDEF1X - Wikipedia

    en.wikipedia.org/wiki/IDEF1X

    The three-schema approach in software engineering is an approach to building information systems and systems information management, that promotes the conceptual model as the key to achieving data integration. [4] A schema is a model, usually depicted by a diagram and sometimes accompanied by a language

  8. Hitachi Rail Italy Driverless Metro - Wikipedia

    en.wikipedia.org/wiki/Hitachi_Rail_Italy...

    The Hitachi Rail Italy Driverless Metro is a class of driverless electric multiple units and corresponding signaling system. Manufactured by Hitachi Rail Italy (formerly AnsaldoBreda) and Hitachi Rail STS (former name Ansaldo STS) in Italy, it is or will be used on the Copenhagen Metro, a people mover at Princess Nourah Bint Abdul Rahman University, the Brescia Metro, the Thessaloniki Metro ...

  9. Serial Attached SCSI - Wikipedia

    en.wikipedia.org/wiki/Serial_attached_SCSI

    Storage servers housing 24 SAS hard disk drives per server. A typical Serial Attached SCSI system consists of the following basic components: An initiator: a device that originates device-service and task-management requests for processing by a target device and receives responses for the same requests from other target devices.