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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Cobra Electronics CPI 1550, 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 Cobra Electronics CPI 1550 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 Cobra Electronics CPI 1550. 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 Cobra Electronics CPI 1550 should contain:
- informations concerning technical data of Cobra Electronics CPI 1550
- name of the manufacturer and a year of construction of the Cobra Electronics CPI 1550 item
- rules of operation, control and maintenance of the Cobra Electronics CPI 1550 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 Cobra Electronics CPI 1550 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 Cobra Electronics CPI 1550, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Cobra Electronics 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 Cobra Electronics CPI 1550.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Cobra Electronics CPI 1550 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
Intro Operation Customer Assistance W arranty Notes Notice M ain Icons Secondary Icons Caution Warning Installation Customer Assistance A1 English Our Thanks to Y ou Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Introduction Thank you f or purchasing the Cobra CPI 1550 in verter . Properl [...]
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Page 2
25 Nothing comes close to a Cobra ® A3 English A2 English Product Features Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Introduction Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Introduction Intro Operation Customer Assistance [...]
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Page 3
er A nce W arranty Notes N on Warning e r n ce W arranty N otes N on Warning o n Customer A ssistance W arranty Notes N ce Caution Warning t ion 1 Nothing comes close to a Cobra ® Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Introduction Important Safety Information Important Safety Info[...]
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Page 4
Notes N ce C aution Warning t ion 3 Nothing comes close to a Cobra ® 2 English Important Safety Information Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Introduction WARNING Power inverters contain components that ten d to produce ar cs or sparks. T o prevent fire or explosion, do not in[...]
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Page 5
5 Nothing comes close to a Cobra ® 4 English Quick Ev aluation Before Installation Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Introduction Quick Ev aluation Before Installation Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Int[...]
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Page 6
Notes Notice Secondary Icons Caution Warning I nstallation er A nce W arranty Notes N on Warning 7 Nothing comes close to a Cobra ® 6 English Mounting Installation Requirements • The inverter must be installed in an area that meets all of the following requirements: A. Dry Do not place in an area where water can drip or splash on the inverter . [...]
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Page 7
9 Nothing comes close to a Cobra ® 8 English Connecting Cables (not included) • Power wire and wiring are very important to the performance of the inverter . Because the inverter has a low voltage, high current input, low resistance wiring is essential between the battery and inverter . This is so it can deliver the maximum amount of energy to t[...]
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Page 8
I ntro Operation Customer A ssistance W arranty Notes Notice M ain Icons Secondary Icons Caution Warning I nstallation Notes N otice Secondary Icons C aution Warning I nstallation er A nce W arranty Notes N on Warning CAUTION We recommend a main fuse in the battery’ s positive cable to protect against DC wiring short circuits (external to the inv[...]
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Page 9
13 Nothing comes close to a Cobra ® 12 English Power Consumption • For each piece of equipment you will be operating from the inverter , you must determine the batter y’ s reserve capacity (how long the battery can deliver a specific amount of current – in automotive batteries, usually 25 ampere) or ampere-hour capacity (a measure of how man[...]
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Page 10
15 Nothing comes close to a Cobra ® 14 English T urning Y our Inver ter On or Off • Be sure to have your power inverter properly installed before attempting to turn the unit on (see installation page 6). T o turn the power inverter on: 1. If a DC power supply is being used as the power source, switch it on . 2. On the left side panel, switch the[...]
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Page 11
No Plugs at 0% 17 Nothing comes close to a Cobra ® 16 English P o wer and Protection Indicators Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Operation Operating Limits Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Operation Powe[...]
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Page 12
18 English T r oubleshooting Guide Intro Operation Customer Assistance W arranty N otes Notice S econdary Icons Caution Warning Installation Operation Problem/Symptom Low output voltage No output voltage No output voltage after prolonged use No output voltage, “Protect” indicator lighted No output voltage No output voltage Low battery alarm on [...]
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Page 13
21 Nothing comes close to a Cobra ® Maintenance • Very little maintenance is required to keep the inverter operating properly . The exterior of the unit should be cleaned periodically with a damp cloth to prevent accumulation of dust and dirt. At the same time, tighten the screws on the DC input terminals. Be sure vents and fans are free of dust[...]
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Page 14
23 Nothing comes close to a Cobra ™ 22 English Name Address (No P .O . Boxes) City State/Province Zip Countr y T elephone Credit Card Number T ype: ❒ Visa ❒ Mastercard ❒ Discover Exp. Date Customer Signature Item # U .S . Cost Each Qty Amount U.S. Subtotal (T ax if Applicable) Shipping/Handling T otal Optional Accessories Y ou can find qual[...]