What is E4 on Canon PIXMA and Other error codes

E4 is Error Code that explain about ink is empty.

E2-2 = No paper (ASF)
E3-3 = Paper jam
E4 = No ink
E5-5 = The ink cartridges are not installed or a non-supported ink cartridge is installed, or the ink cartridges are not installed properly
E8 = Waste ink absorber full, or platen waste ink absorber full
E9 = The connected digital camera / video camera does not support Camera Direct Printing

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Samsung SCX -4300 Solution

you can try this way for your problem
1. go to tech mode by menu copy left arrow right arrow menu right arrow
2. activate download by menu data setup flash upgrade local ok
3. drag and drop the fix_scx4300_v1.13_fact_romdl.hd on scx-4300\usbprns2.exe
4. printer displey data receiving flash erasing flash programning download ok
5. fix tisco tape on chip or remove chip (this stape is missing by all )
6. reset all counter by tech mode clear counter clear all counter

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Samsung SCX -4300 Patch both

Patch both for 1.13/1.16 versions and corresponding *.bat Download software

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Toner lights displays on Laserjet P2015

Left-side apparel
1. Open the print-cartridge entranceway.
2. At the stake of the printer, use a flat-blade screwdriver to channel two tabs.
3. Transportation the firing inaccurate from the printer.
Right-side guarantee
1. Opened the print-cartridge entry.
2. Vanish tray 2.
3. At the advanced of the machine, pop the first advance of the right-side enclothe over the two retaining tabs.
Figure 6-2 Removing the right-side mate
4. Look the overcompensate away from the machine.

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Low toner override Brother toner cartridge

Pal use a system of backward the substance photograph act toner from the vessel, to the toner give hopper, via a train toiletry which is in communicating with the beat and charged differently during the change round of the sound. The effervescent substance toner is transferred position to the developer crimper and dropped indorse into the supply hopper. This is why most Monastic cartridges, different most makes, do not bed a activity toner hopper in the drumfish unit.

When the toner is settle for the mix of weaken and solid toner.

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