JVC VN-H57U manual

1
2
3
4

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of JVC VN-H57U, 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 JVC VN-H57U 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 JVC VN-H57U. 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 JVC VN-H57U should contain:
- informations concerning technical data of JVC VN-H57U
- name of the manufacturer and a year of construction of the JVC VN-H57U item
- rules of operation, control and maintenance of the JVC VN-H57U 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 JVC VN-H57U 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 JVC VN-H57U, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the JVC 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 JVC VN-H57U.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the JVC VN-H57U 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

  • Page 1

    1 Safety Precautions The power rating is AC 24 V , 50/60 Hz/PoE (VN-H57U) or PoE (VN-H37U/VN-H137U). Use the correct voltage. Always use the AC 24 V power source that is insulated from the primary power supply . (VN-H57U) A level of supplied power that exceeds the ratings may result in failures, smoke or fire. If the camera breaks down, turn off th[...]

  • Page 2

    2 ☞ Continued overleaf Mounting this Camera Mounting the lens (VN-H57U/VN-H37U) Note • Use a Megapixel lens only . 1 Check the lens mount before mounting the lens. • The VN-H37U has the CS mount. • The lens mount size (a) must be as shown in the table below . Lens Flange focus (b) Dimension (a) CS mount lens 12.5 mm 5.5 mm or less • Never[...]

  • Page 3

    3 ☞ Continued overleaf Adjust the field angle and the focus while checking the actual image on the monitor . Note • Before you touch this camera, be sure to touch the metal surface of the monitor terminal first in order to discharge static electricity . Otherwise, static electricity may cause the camera to malfunction. Adjust the direction of t[...]

  • Page 4

    4 Specifications * The specifications and appearance of this unit are subject to change for purposes of improvement without prior notice. VN-H57U VN-H37U VN-H137U Camera section Image sensor 1/3-inch Square-Pixel Progressive Scan CMOS (elementary color filter) Effective pixels Approximately 2,120,000 pixels 1944 (H)×1092 (V) Lens mount CS mount ?[...]