Rotary Multi Selector | Nortel Networks S640 specification

Basic Operations

Introduction

The Rotary Multi Selector

This section describes standard uses of the rotary multi selector to select modes, select menu options and to apply selections.

Shooting
Display m (flash mode) (A 32) menu
	Rotate to select an item*
Display n (self-timer)	Display o
Display n (self-timer)	(exposure compensation)
(A34) menu	(A 36) guide
	Apply selection	Flash mode
Display p(macro mode) (A 35) menu

* Options can also be chosen by pressing the rotary multi selector up or down.

Playback

Choose the previous picture1

Display histogram and shooting information2 (except for movies)

Choose the next picture1

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4	4

100NIKON

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1/250 F2.7

+1.0

ISO 100

4 4

1Subsequent or previous pictures can also be selected by rotating the rotary multi selector.

2 A histogram is a graph showing the distribution of tones in the image. The horizontal axis corresponds to pixel brightness, with dark tones to the left and bright tones to the right. The vertical axis shows the number of pixels.

The shooting information displayed includes the folder name, file name, shooting mode used, shutter speed, aperture, exposure compensation, ISO sensitivity, and the current file number.

Awill be displayed for shooting mode.

Press the k button again to return to full-frame playback.

S640 specifications

Nortel Networks S640, a notable member of the Nortel product line, offers a comprehensive solution for enterprises requiring high-performance network equipment. Known for its reliability and extensive features, the S640 has gained traction in various industries, addressing the demand for robust telecommunications and data networking.

One of the primary characteristics of the S640 is its advanced switching capabilities. It operates at Layer 2 and Layer 3, making it suitable for diverse network topologies. The switch is capable of managing a high volume of data traffic efficiently due to its scalability, accommodating growing network needs without compromising performance.

The S640 is equipped with Power over Ethernet (PoE) technology, which simplifies the deployment of connected devices like IP cameras and VoIP phones. This feature not only reduces the need for separate power supplies but also enhances installation flexibility.

Another vital feature of the S640 is its support for Quality of Service (QoS). This functionality ensures that critical applications receive priority over less essential traffic, leading to improved performance for services such as voice and video over the network. QoS management is especially crucial in business environments where it is necessary to maintain operational efficiency and user satisfaction.

Security is paramount in modern networks, and the S640 addresses this with a range of integrated security features. It supports advanced authentication mechanisms such as IEEE 802.1X, ensuring that only authorized devices can access the network. Additionally, features like virtual LAN (VLAN) support help isolate different segments of network traffic, bolstering security and management capabilities.

The S640 also emphasizes energy efficiency, making it an environmentally friendly option for enterprises concerned about their carbon footprint. Nortel has designed this equipment to meet various energy standards, reducing consumption while delivering optimal performance.

In summary, the Nortel Networks S640 stands out in the crowded networking market through its powerful switching capabilities, support for PoE and QoS, robust security features, and commitment to energy efficiency. This combination of characteristics makes it an ideal choice for enterprises looking to upgrade their networking infrastructure to meet contemporary demands. With its reliable performance and versatile functionalities, the S640 continues to be a significant asset in the evolution of network technology.

Nortel Networks S640 user manual Rotary Multi Selector, Choose the previous picture1

Models: S640