Read Panasonic DP-8020E / DP-8020P / DP-8016P (serv.man2) Service Manual online
120
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
3. PWM Adjustment
1) Ensure that Ledger / A3 Size Paper is loaded in one of the Trays, and pull out the remaining trays
(including the bypass tray) to disable them.
2) Press “FUNCTION”, “ORIGINAL SIZE”, and “3” keys sequentially to enter the Service Mode.
3) Press the "8" key to enter the F8 Mode (Service Adjustment).
4) Press the "START" key.
5) Press the "1", "8", and "SET" keys sequentially to enter the F8-18 "C18 PRT PWM ADJ. PTN.".
6) Press the "START" key to begin the LSU PWM Pattern Printing.
3) Press the "8" key to enter the F8 Mode (Service Adjustment).
4) Press the "START" key.
5) Press the "1", "8", and "SET" keys sequentially to enter the F8-18 "C18 PRT PWM ADJ. PTN.".
6) Press the "START" key to begin the LSU PWM Pattern Printing.
Sample:
4 gray patches are visible in the illustration, the value of the uppermost patch position is "+2" in
our example.
our example.
7) Press the "STOP" key.
8) Press the "6", and the "START" keys to enter the F6 Mode (Adjust Parameters).
9) Select "39 LSU Unit PWM ADJUST".
8) Press the "6", and the "START" keys to enter the F6 Mode (Adjust Parameters).
9) Select "39 LSU Unit PWM ADJUST".
10) Press "SET" button, and enter the value of the gray patch, as established in Step (6).
4. LSU Adjustment
Refer to 3.9.
Test Pattern
In our sample, 4 patches
are visible.
are visible.
(0)
+2
(-5)
(+5)
Click on the first or last page to see other DP-8020E / DP-8020P / DP-8016P (serv.man2) service manuals if exist.