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SERVICE PROGRAM MODE
Mode No.
Class
Class
1 and 2
3
Erase Margin
Adjustment
(Rear – Trailing
Edge)
7
Erase Margin
Adjustment
(Rear – Left Side)
8
Erase Margin
2-101*
Adjustment
(Rear – Right Side)
9
Erase Margin
Adjustment
(Printer, Rear
Trailing Edge)
10
LD Power
2-103*
Adjustment
ID Adjustment for
Test Pattern
2-106*
Development Bias
Adjustment
(Printing)
2-201*
1
Function
Adjusts the trailing edge erase margin on
the reverse side of duplex copies.
The actual trailing edge erase margin on the
reverse side is this value plus the value of
SP2-101-2 or 3 or 4.
The specification is 3 ± 2 mm. See
"Replacement and Adjustment - Copy
Adjustment" for details
Adjusts the left side erase margin on the
reverse side of duplex copies.
The actual left side erase margin on the
reverse side is this value plus the value of
SP2-101-5.
The specification is 2 ± 1.5 mm. See
"Replacement and Adjustment - Copy
Adjustment" for details.
Adjusts the right side erase margin on the
reverse side of duplex copies.
The actual right side erase margin on the
reverse side is this value plus the value of
SP2-101-6
The specification is 2 +2.5/-1.5 mm. See
"Replacement and Adjustment - Copy
Adjustment" for details.
In printer mode, adjusts the trailing edge
erase margin on the reverse side of duplex
copies.
The actual trailing edge erase margin on the
reverse side is this value plus the value of
SP2-101-7.
The specification is 3 ± 2 mm. See
"Replacement and Adjustment - Copy
Adjustment" for details.
Adjusts the LD power.
Do not change the value.
Adjusts the image density level for black
pixels on test pattern printouts (patterns are
made with SP5-902).
This SP affects all test patterns except for
the grayscale test patterns.
Adjusts the development bias during
printing.
This can be adjusted as a temporary
measure if faint copies appear due to an
aging drum.
4-18
20 September 1999
Settings
0.0 ~ 9.0
0.1 mm/step
1.2 mm
0.0 ~ 9.0
0.1 mm/step
0.3 mm
0.0 ~ 9.0
0.1 mm/step
0.3 mm
0.0 ~ 9.0
0.1 mm/step
0.0 mm
0 ~ 255
1 /step
129
0 ~ 255
1 /step
255
-1500 ~ -
2000
1 V/step
–600 V
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