Printer - Konica Minolta bizhub 250 Service Manual

Field Service Ver. 1.0 Aug. 2005
11.3.2

Printer

A. Edge Erase
• To change the laser emission timing to adjust the width of the image area that is erased
Functions
at the leading edge, trailing edge and top and bottom.
Use • When the PH unit is replaced
Width A
Adjustment
Specifica-
tion
Adjustment To make the erase width (Width A, B, or C) smaller, decrease the setting value.
Instructions To make the erase width (Width A, B, or C) greater, increase the setting value.
1. Call the Tech. Rep. Mode to the screen.
2. Touch the keys in this order: [Tech. Rep. Choice] → [Printer] → [Edge Erase].
Adjustment
3. Select the specific edge to be adjusted.
Procedure
4. Press the Clear key and change the setting value using the 10-Key Pad.
5. Touch [END] to validate the new setting value.
B. Loop Adjustment
Functions • To adjust the length of the loop formed in the paper before the Regist Rollers.
• When a paper skew occurs.
Use
• When a paper jam occurs.
Adjustment • The default setting is "0".
Range • The adjustment range is -5 mm to +5 mm. (in 1 mm increments)
1. Call the Tech. Rep. Mode to the screen.
2. Touch the keys in this order: [Tech. Rep. Choice] → [Printer] → [Loop Adjustment].
Adjustment 3. Select the paper source, for which the adjustment is made.
Procedure 4. Press the Clear key and change the setting value using the 10-Key Pad.
5. Change the + or - sign using the Access key or * key.
6. Touch [END] to validate the new setting value.
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Width B
Adjust the following erase width values so that
each falls within the following adjustment range:
Width
Width A (Leading Edge); Width B (Trailing
C
Edge); and Width C (Top/Bottom).
Default setting: 4 mm
Width
Adjustment range: 0 to 5 mm (in 1-mm incre-
C
ments)
4040F3C508DA
The default setting for 2-sided trailing edge
erase width is "2 mm."
11. Tech. Rep. Mode
153