Panasonic FP-D250 User Manual page 476

Code
Item
No.
c13 Black density sensor reference
level adjustment
(Factory use only)
c14 Black density sensor output gain
adjustment
c15 Not used
c16 LCD touch panel key input
position adjustment
c17 Not used
c18 Laser unit PWM circuit adjustment
c19 Lock operation of mirror and lens
(Field use only)
c20 Toner density sensor output
adjustment
c21 Main memory capacity read
c50 Test pattern print
5-38
Function
(Need special adjustment jigs)
This adjustment should be performed when
installing the copier, cleaning / replacing the
black density sensor or replacing the drum.
Procedure:
a) Press the Start key.
b) Adjustment value is automatically stored in
65
This adjustment is to compensate the LCD touch
panel detecting position to corresponding key
input.
This function automatically prints the gray
steps which corresponds to F6-39
values, when the Start key is pressed.
a) Press the Start key then the mirror unit moves
to locked position for transporting the copier.
b) When the mirror unit is locked, any digit key
input won't be accepted.
NOTE: The lock operation is automatically
reset when the Power switch is turned
ON again.
a) Press the Start key then the main motor starts
rotating and control voltage of the toner density
sensor is automatically set.
NOTE: Write the value to the memory sheet.
Displays the main memory capacity.
a) Press the Start key then test print is made.
F6-
adjustment