9-24 Confidential
9.1.4.12 Updating of Paper Feeding Correction Value (Function code 58)
îš„ Function
To keep the paper feeding performance in the best condition for quality print, the controller
optimizes the rotation of the paper feed roller, using the correction value stored in the EEPROM on
the main PCB.
If you replace the engine unit or head/carriage unit, you need to update the paper feeding correction
value according to the procedure given here.
îš„ Operating Procedure
(1) Switch on your PC.
(2) Place the machine in the maintenance mode (see Section 9.1.1) and set letter-size paper to print
check patterns.
(3) Connect the machine to your PC using a USB cable.
(4) On your PC, run "filedg32.exe" in the folder created in Section 7.1.1.
The Filedrgs window appears as shown below.
(5) Drag and drop the "pfadj.prn" onto the BHL2-Maintenance Printer icon in the Filedrgs window
shown above.
The machine displays the "RECEIVING DATA" on the LCD and prints out "PF adjust check"
pattern (see page 9-26 for a sample printout).
(6) On the machine, press the 5 and 8 keys in this order.
The "1.PF 2.EXIT" appears on the LCD.