Sharp SF7900 with list Error Codes and Epson ET4700 Adjustment Program

Sharp SF7900 Printer with list Error Codes and Epson ET4700 Adjustment Program

– Printer model: Sharp SF7900
– Error codes on Sharp SF7900 with details instruction fixing:

Code: CC
Description: Document sensor

Code: CH
Description: Door open or developer unit out

Code: EE
Description: Developer did not set up properly

Code: EL
Description: Developer sensor

Code: EU
Description: Developer sensor

Code: H2
Description: Thermistor

Code: H3
Description: High temperature

Code: H4
Description: Low temperature

Code: L1
Description: Forward scan

Code: L2
Description: Forward scan

Code: L3
Description: Scan return

Code: L5
Description: Lens

Code: L6
Description: Bottom rotating cassette

Code: L8
Description: Signal

Code: L9
Description: Sorter

Code: U1
Description: Battery

Code: U2
Description: Back up battery

Code: U3
Description: Auto exposure sensor

– Sharp SF7900 printer Error Codes and quick guide on repairing:

Code: U5
Description: Problem in interface between machine and ADF

Epson ET4700 Adjustment Program

– OS Support: only Windows Operating System.
– Because Adjprog.exe gets Hardware ID info => Antivirus will misunderstand Adjprog.exe is the virus ==> you need to disable antivirus before extract and run Epson ET4700 Adjustment Program or add to exclusion folder
– Limitation: Unlimited using on only 1 Computer.
– Epson ET4700 AdjProg or Epson ET4700 Adjustment Program or Epson ET4700 Adj Program, is a middleware developed by third-party software to supply for Epson ET4700 printer, making printer continuous printing without error.

– Epson ET4700 Adjustment Program is featured with clearing the waste ink counter, ultra-deep clean to clean the printhead, adjust the smoothness of the printhead, adjust the motor headers, and fix the errors: no printing, lack of colour printing, colour blur, prints with horizontal and vertical stripes…

Epson ET4700 Adjustment Functions:

– Bi-D Adjustment
– USB ID Input
– Initial Ink Charge
– Deep Cleaning the Print Head
– Reset Waste Ink Pad Counter
– Head ID Setting
– EEPROM initial setting
– Top margin Adjustment

Using Epson ET4700 Adjustment Program

– Choose printer model and usb connection

– Choose Particular Adjustment Mode

Using Epson ET4700 Adjustment Program Step 2

– Choose Waste Ink Pad Counter

Using Epson ET4700 Adjustment Program Step 4

– Read Waste Ink Pad Counter

Using Epson ET4700 Adjustment Program Step 5

– Reset Waste Ink Pad Counter

Using Epson ET4700 Adjustment Program Step 6

Active Epson ET4700 Adjustment Program

– Run Adjprog.exe, Copy ET4700 Hardware ID, send it to admin email : [email protected] to get serial key and then active Epson ET4700 Adjustment Program.