Mode No. Function Settings
Class 1 Class 2
2804 *
1 *
Charge
Corona Wire
Cleaning
Enable/Disable
Determines whether to clean the charge
corona wire every time interval set with
SP 2804-2.
This only works if the optional wire
cleaning motor is installed.
2 *
Charge
Corona Wire
Cleaning
Interval
Changes the interval for charge corona
wire cleaning.
100 ~ 10000
100
copies/step
2500 copies
This only works if the optional wire
cleaning motor is installed.
2902
1
Test Pattern
Printing
(Analog Video
Processing)
Prints the test patterns for analog video processing.
See section 2.2.2 for how to print test patterns.
0. Not used 1. 16 gradations
2. 128-dot intervals 3. 64-dot intervals
This SP mode is useful for finding whether the SBU or
EX-IPU failed. If the printout is OK, the SBU is defective. If
the printout is not OK, the EX-IPU is defective.
✽
2
Test Pattern
Printing
(Digital Video
Processing)
Prints the test patterns for digital video processing.
See section 2.2.2 in the AD3 service manual for how to
print test patterns.
0. Not used 1. Vertical Stripes 2. Grayscales
3. Cross Pattern 4. Black Bands
✽
5. 300 dpi
✽
6. 600 dpi
This SP mode is useful for finding whether the printer or
the EX-IPU failed. If the printout is OK, the EX-IPU is
defective. If the printout is not OK, the printer is defective.
3
Test Pattern
Printing
(Printing)
Prints the printer test patterns.
See section 2.2.2 in the AD3 service manual for how to
print test patterns.
Example: 10. Trimming Area
For the other test patterns, refer to section 2.2.2.
This SP mode is useful for finding the part that failed. If
the printout is OK, the EX-IPU is defective. If the printout
is not OK, the printer is defective.
7
Test Pattern
Printing
(GA5)
Prints the test pattern for the GA5 (IC for the image
compression)
0. Not used 1. Print out
2905 *
LD PWM
Laser Pulse
Positioning
Selects the laser pulse positioning type
that is used for test printouts and when in
binary picture processing mode.
2: Center
3. Left
4. Right
5.
Concentrated
If SP 4904-1 is set to NO, this SP mode is
ignored. The "center" setting will be used.
2906 *
TD Sensor
Input Voltage
Use to input the TD sensor control voltage. 4 ~ 10
0.1 V/step
8.0 V
Factory use only
2909 *
Main Scan
Magnification
Adjusts the magnification in the main scan
direction for the printer.
- 2.54 ~ + 2.54
0.02 %/step
+ 0.00 %
Use the
•/∗
key to toggle between + and -.
See "Replacement and Adjustment -
Copy Image Adjustments" for details.
A195
Copier
25 April 1997 SERVICE PROGRAM MODE TABLES
19
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