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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of HP SCANJET ScanJet 4570 C, 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 HP SCANJET ScanJet 4570 C 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 HP SCANJET ScanJet 4570 C. 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 HP SCANJET ScanJet 4570 C should contain:
- informations concerning technical data of HP SCANJET ScanJet 4570 C
- name of the manufacturer and a year of construction of the HP SCANJET ScanJet 4570 C item
- rules of operation, control and maintenance of the HP SCANJET ScanJet 4570 C 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 HP SCANJET ScanJet 4570 C 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 HP SCANJET ScanJet 4570 C, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the HP 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 HP SCANJET ScanJet 4570 C.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the HP SCANJET ScanJet 4570 C 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
Glass cleaning hp scanjet 4570c/5500c scanner[...]
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Page 2
hp scanjet 4570c/5500c scanner Clean the underside of the scanner glass If cleaning the top surface of the scanner glass does not remove all dirt and smudges from the glass, you can also clean the underside of the glass. Cleaning the underside of the glass requires you to disassemble the scanner. For instructions on cleaning the underside of your s[...]
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Page 3
preparation Tools needed: • phillips screwdriver Supplies needed: • Glass cleaner • lint-free cloths 1 Disconnect the USB cable between the scanner and computer. 2 Disconnect the power supply from the scanner. Wait at least 15 minutes (after disconnectin g power) be fore dissembli ng the scanner and cleaning the glass. This give s the scanner[...]
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Page 4
disassembly r emove the scanner lid After steps 1 and 2 have been completed and the scanner has cooled for 15 minutes, you can remove the lid as shown. 3 Open the lid and lift it straight up. Scanner lid being removed 4 Set the lid aside. Clean top of the scanner Clean the outside of the scanner prior to disa ssembly to prevent contam ination of in[...]
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Page 5
un-fasten the top cover Begin disassembly only after completing steps 1 through 6 You are about to expose the i nterior of the s canner to the dust of the outsi de environm ent. the scanner is very sensitive to dust; any dust particles th at get in to the carriage head can cause streak s in the scanned image. Minimize the tim e that the top cover i[...]
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Page 6
remove the top cover After unscrewing the top cover, you are ready to remove it. top cover bein g removed 9 Carefully lift the top cover off the base. Lift the back of the top cover first then pull it out of the front bezel (bezel is referred to e nd contain ing the buttons and back is opposite of buttons). Turn the top cover ups ide down and set i[...]
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Page 7
Cleaning clean the glass You are now ready to clean th e underside of the glass. Use only glass cleaner. Avoid ab rasives, acetone, benzene, and carbon tetrachloride, all of which can damage the scanne r glass. Avoid i sopropyl alco hol because it can l eave streaks on the glass. Do not spray the glass cleaner directly on the gl ass. Do not allow t[...]
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Page 8
12 Holding the top and bottom covers together, turn the scanner upside down on a clean surface. insert the screws 13 Re-insert and tighten the four screws with a Phillips screwdriver. Step #7 Insert the screws location of screws 14 Turn the unit over so that the glass side is facing up. insert the scanner lid you can now re-insert the scanner lid, [...]
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Page 9
16 Close the scanner lid. reconnect your scanner You can now reconnect the USB cable and the power supply to the scanner. For instructions on connecting the cables see the setup instructions that came with your scanner.[...]