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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Extron electronic SW2 VGA DA2 AF, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Extron electronic SW2 VGA DA2 AF one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Extron electronic SW2 VGA DA2 AF. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Extron electronic SW2 VGA DA2 AF should contain:
- informations concerning technical data of Extron electronic SW2 VGA DA2 AF
- name of the manufacturer and a year of construction of the Extron electronic SW2 VGA DA2 AF item
- rules of operation, control and maintenance of the Extron electronic SW2 VGA DA2 AF item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Extron electronic SW2 VGA DA2 AF alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Extron electronic SW2 VGA DA2 AF, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Extron electronic service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Extron electronic SW2 VGA DA2 AF.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Extron electronic SW2 VGA DA2 AF item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
User ’ s Manual © 2005 Extron Electronics. All rights reserved. Extron Electronics, USA 1230 South Lewis Street Anaheim, CA 92805 USA 714.491.1500 Fax 714.491.1517 Extron Electronics, E urope Beeldschermweg 6C 3821 AH Amersfoort The Netherlands +31.33.453.4040 Fax +31.33.453.4050 Extron Electronics, Asia 135 Joo Seng R oad, #04-01 PM Industrial [...]
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Page 2
Precautions This symbol is intended to alert the user of important operating and maintenance (servicing) instructions in the literature provided with the equipment. This symbol is intended to alert the user of the presence of uninsulated dangerous voltage within the product's enclosure that may present a risk of electric shock. Caution Read In[...]
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Page 3
i SW2 VGA DA2 A /AF • Table of Contents Chapter 1 • Introduction .......................................................... 1-1 About this Manual ................................................................ 1- 2 About the SW2 VGA DA2 A /AF ...................................... 1- 2 Features .................................................[...]
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Page 4
ii SW2 VGA DA2 A /AF • Table of Contents T able of Contents, cont’d SW2 VGA DA2 A /AF 1 Chapter One Introduction About this Manual About the SW2 VGA DA2 A /AF Features[...]
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Page 5
SW2 VGA DA2 A /AF • Introduction Introduction, cont’d SW2 VGA DA2 A /AF 2 Chapter T wo Installation and Operation Installation Overview Mounting the SW2 VGA DA2 A /AF Front Panel Features Rear Panel Features Cabling Operation Troubleshooting Introduction About this Manual This manual contains information about the Extron SW2 VGA DA2 A and SW2 V[...]
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Page 6
SW2 VGA DA2 A /AF • Installation and Operation SW2 VGA DA2 A /AF • Installation and Operation Installation and Operation, cont’d diagonally opposite corners, as shown in the following illustration. Use 2 mounting holes on opposite corners. (2) 4-40 x 3/16" Screws 1U Universal Rac k Shelf 4. Attach the rack shelf to the rack using four 10[...]
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Page 7
SW2 VGA DA2 A /AF • Installation and Operation SW2 VGA DA2 A /AF • Installation and Operation Installation and Operation, cont’d 2-5 IN P U T S 1 2 A ( L O C A L M O N I T O R ) B 1 2 I A S L R A S / R E M O T E S W 2 V G A D A 2 A F O U T P U T S E X T S W IT C H 12V 0.5A MAX Under-desk mounting Through-desk mounting 1. Hold the front panel [...]
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Page 8
SW2 VGA DA2 A /AF • Installation and Operation SW2 VGA DA2 A /AF • Installation and Operation Installation and Operation, cont’d 1 Power supply captive screw connector — Use this 3.5 mm, 2-pole captive screw connector with a 12 VDC, 0.5 to 1 A, external power supply such as Extron part #70-055-01, which can be connected to any power outlet [...]
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Page 9
SW2 VGA DA2 A /AF • Installation and Operation SW2 VGA DA2 A /AF • Installation and Operation Installation and Operation, cont’d Cabling Attach cables to the switcher as detailed in the steps below . The diagram in this section shows how the system looks when cabling is finished. 1. Attach the computers’ video output cables to the switcher [...]
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Page 10
SW2 VGA DA2 A /AF • Installation and Operation SW2 VGA DA2 A /AF • Installation and Operation Installation and Operation, cont’d T roubleshooting If the image does not appear or there is no sound 1. Ensure that all devices are plugged in to a power source. 2. Make sure that each device is r eceiving power . If the switcher is in manual switch[...]
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Page 11
SW2 VGA DA2 A /AF • Installation and Operation Installation and Operation, cont’d SW2 VGA DA2 A /AF A Appendix Specifications, Accessories and Part Numbers Specifications Included Parts Accessories Cables Adapters 2-12[...]
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Page 12
SW2 VGA DA2 A /AF • Specifications SW2 VGA DA2 A /AF • Specifications Specifications, cont’d A-3 S/ N ................................................ >90 dB at maximum output (unweighted) Crosstalk ....................................... <-65 dB @ 20 kHz, <-80 dB @ 1 kHz and below 60 Hz Stereo channel separation .......... >80 dB[...]
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Page 13
SW2 VGA DA2 A /AF • Accessories and Part Numbers SW2 VGA DA2 A /AF • Accessories and Part Numbers Accessories and Part Numbers, cont’d Cables Male-to-male VGA with audio cables Part number VGA 3’ MHRA 26-490-01 VGA 6’ MHRA 26-490-02 VGA 12’ MHRA 26-490-03 VGA 25’ MHRA 26-490-04 VGA 50’ MHRA 26-490-08 A-5 A-4 or Temperature/humidity [...]
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Page 14
SW2 VGA DA2 A /AF • Accessories and Part Numbers SW2 VGA DA2 A /AF • Accessories and Part Numbers Accessories and Part Numbers, cont’d A-6 A-7 Adapters Adapters Part number Mac/VGA adapter 26- 340-0 1 Mac HV/VGA adapter 26-340-02 SY -VGA/XGA-6’ (15-pin HD VGA male to 5 BNC male) 26-173-01 Cables, continued Male-to-female VGA w ith audio cab[...]
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Page 15
SW2 VGA DA2 A /AF • Accessories and Part Numbers Accessories and Part Numbers, cont’d A-8[...]