News for December 2009
Network Wiring Standards
There are two wiring standards for network cabling. T568A and T568B are the two standards for the RJ-45 or 8-position modular connector wiring standards document permitted TIA/EIA-568-A. The only difference between T568A and T568B (also known as Weco, AT & T 258A) is that the orange and green wire pairs (pairs two and three) are exchanged. To decide how to use cables pattern:
1. If the specification of work called a model of wiring?
2. If/ End-user customers have a preference for T568A or T568B?
3. Patch panels have already been purchased for the work? If so, who will probably be either T568A and T568B. The connectors are on the same pattern as the panels are interconnected.
4. If you add to an installation of wiring? If so, should the new lines in accordance with the existing wiring.
When you use one of the factors above apply, either T568A or T568B. It 'important to ensure that the workstation connectors and patchThe panels are connected to a single model. T568B is commonly used in commercial installations, while T568A is operated in a residential area is widespread. For these reasons, almost always for the facilities we T568B unspecified described.
One advantage is that the majority of network equipment currently on the market have wiring diagrams for either T568A or T568B. Because the only difference is the shift by two pairs of wires, is fairly easy for the producers of both standards on their hardware for printing. ForFor example, for a patch panel is labeled for T568A/T568B usually have a color-coded wiring diagrams above and below the current Punchdown. You will be branded as a rule, both T568A and T568B others. This type of hardware is preferred by installers for its flexibility.
Edited: December 31st, 2009
How to properly update Xerox 13R546 Drum Cartridge In less than 60 minutes
Xerox 13R546 Laser Drum Unit are relatively easy to overcome. In many respects similar to the 5318 style cartridges, which preceded them.
It 'simply a matter of separation, a thorough cleaning, inspection of the drum and blade cleaning and repair of the connector.
The connector is the key to restoring the status code (J7) to request a new cartridge files. Parts of these cartridges have been slow to enter the market.
Fortunately, the drums are able toexported 100,000 units. There are two types of cartridges, the only difference between the connector is "Type".
The XC23 uses a 33-13R546 cartridge is set up to 30,000 copies, while XDL23-33 User 13R555 increased by 50,000 copies.
The connections are not mutually exclusive, even though the cartridges are identical in all other respects.
Step-by-step "how-to-repair Xerox 13R546" Instructions:
This drum cartridge is compatible withXerox copier model numbers:
• XC23
• XC23-A
• XC23-AS
• XC33-AS
• XC33-D
Specifications for Xerox 13R546 Drum Cartridge
• Model Number – 13R546
• Producer – Xerox
• Type – Brand New
• Color – Black
• Description – 1 cartridge per carton
• Page Yield – about 30,000 pages
These cartridges are relatively easy to overcome. Many respects similar to the 5318-styleCartridges, which preceded them.
It 'simply a matter of separation, a thorough cleaning, inspection of the drum and blade cleaning and repair of the connector.
The connector is the key to restoring the status code (J7) to request a new cartridge files. Parts of these cartridges have been slow to enter the market.
Fortunately, the drums yesterday to 100,000 copies. There are two types of cartridges, the only difference between the connectors"type".
The XC23 uses a 33-13R546 cartridge is set up to 30,000 copies, while XDL23-33 User 13R555 increased by 50,000 copies.
The connections are not mutually exclusive, even though the cartridges are identical in all other respects.
SECTION 1
Tools:
• Screwdriver (small)
• Phillips screwdriver
• Technical vacuum cleaner with a toner rated filter
Delivery:
• Starter Powder (dusting pouch)
• yellow dust cloths
• cloth with isopropyl alcohol (or a Corona Cleaning Pen)
• White Polishing (optional)
• Drum-Coat Polish (optional)
Parties have to do.
• Repaired Connector (required)
• Cleaning Blade
SECTION 2
PROCEDURE
Check for errors 1.First drum (turn counterclockwise when searching) on the back-end:
• Find scuffmarks or scratches. See ifBlade dry leaves streaks on the drum. Fingerprints and some minor scuff may occur when you polish the drum later.
Guide rail 2.Remove on the drum (2 screws):
• Remember to remove the game Scorotron (1 screw) on the back.
3.Remove front-end cap (2 screws):
• Slowly pull the plug and remove leaves from the drum with the tube container of toner bottle (screw in the spring in place).
4.Remove connector from the back ofCartridge (2 screws):
• Remove the back plate (3 screws & 1 E-clip). Remove the metal in contact with the machine of great whites noting how it goes back there (it is loose when the rear plate is removed) efforts to remove the collar of the rear brake drum from the drum shaft and drum. Note that the large white gear set screw loose end of spring when the rear plate is off normally.
5.Empty collection of tones that are in the drum:
• CheckDrum and put it in a safe place, away from direct light.
6. Remove the metal lid:
• Even among the plastic cover (2 screws). The magazine can be lifted. All clean well. Pay particular attention to the brush behind toner cleaning sheet.
• Clean the corona wire with isopropyl alcohol on a cotton swab or a Corona Cleaning Pen. Be careful not to damage the thin Mylar Recovery Blade & Scorotron the Grid or its contacts.
• CheckSheets for all deficiencies. Replace the blade if necessary (if you use a lot of dust).
• If a minor injury or fingerprints on the drum, you can use it to drum Coat Polish (sparingly) with a clean sponge to know … be sure that Haze excess polish after the removal of the drum to dry for one or two minutes.
• Every Pole on the drum will increase the number of copies you must follow to "be copied to break" the drum again (easy for us on the left between20 and 50 copies of a good polishing).
7.Reassemble cartridge:
• Return the drum carefully to its cradle, slide the collar back back. When considering the installation of rear door, you notice that it is a machine screw that goes right on the white race the other two screws, plastic screws.
When everything is together, beat the drum (counter clockwise, when looking at the back of the cartridge) that all is well.
Connector 8.SendRepairs:
• When the connector repair … Cartridge is running a full cycle.
Here are some codes that can occur and need to know the codes.
Status codes: press '0 'to see the sub-code
Tags:
A Code Document Feed Problems
C code:
C-code or the validity of the card jammed Feed
E-Code:
And for the codes registry / Jams & Exit Duplex problems
F codes:
F Code Jam or SorterInterlocking problems
H-code:
H codes HCF (High Capacity Feeder) or ADF problems
J-codes:
J1-code "toner empty"
J3 cartridge installed copy code (or improperly) seated
J7 CTG Copy the code. count expired (which replaces the socket)
Wrong codes J8 Copy Cartridge (or incorrect) sits
L codes:
Code L6 Key counter not installed
Code L8 Platen temperature too high
Error code L9 communicate with the Inter-Image LampPWB
Underground Codes:
U1-1-xerographic engine code problem
Code scanners U2 Drive Problems
U3-1 Lens Code Drive problem
U4-1-Fuser thermistor open code
U4-2-code Fuser took too long to warm
U4-3-fusion code will continue after the temperature of operation
U4-4-code Fuser is too long for the cycle of reproduction
U4-6-tag Fuser Overtemperature
U5 Code Sorter Bin Drive problem
Code of problems with memory U6 / MainboardIssues
Codes U8 exposure problems
Diagnosis: Hold down '0 'when you give power in the diagnosis. To enter a code, enter the 1st Welcome King of the code for the "Printing Press ', then the 2nd Part of the postcode and then'.
Reset Fuser overheating: (50-20): First you must ensure that repairs will cause overheating. Enter the code diagnosis 50-20 as described above, press '0 'followed by' Print '.
Note: Make sure you know that the cycles of lightas they should, if the machine is ready.
Reading Total Copy Count: (30-50)
Read Copy cartridge life remaining: (30-91)
This information is for your records and should be read atleast 4 times before they can configure a test, remove the cartridge drum. This is to ensure understanding.
Edited: December 30th, 2009
Laser – Do You Really need a laser printer?
Laser printers use a laser or LED (Light Emitting Diodes) to burn the printing on paper. The result is a text document or high resolution images with the fine and points close together. Have gone up to 16 pages in one minute, which is faster than inkjet printers that can, when it comes to printing speed.
Species
The price of laser printers may depend on what the press: white / black and color. A laser printer, which prints colorsText and images are very expensive in general.
Laser printers are also available in single sheets or continuous paper.
Continuous Laser Printers
This type of laser printer is designed to handle multiple sheets of paper continues. You are responsible for most of the press and perfect for use in the office because they simply print graphics, bar codes are capable of, and other types of documents. Are also quite fast and efficient, because the press about 16 pages in a jarMinute.
Single sheet of laser printers
This type of printer uses laser technology to move power to clutch a piece of paper during printing. They are used for home or office, and are capable of up to 12 pages per minute.
Shopping for a laser printer
Laser printer for the paper should be compatibility and performance is reviewed. A versatile laser printer that can print not only on plain paper, but also onEnvelopes, letterhead, labels and transparencies. Paper capacity, select one that can take several papers at once. However, remember that the paper also depends on the weight and thickness of paper you want.
Edited: December 29th, 2009