Electrical/Image Adjustment; Auto Mode - Minolta EP1080 Service Manual

3-4. ELECTRICAL/IMAGE ADJUSTMENTS
(1) Adjustment of the Maximum Exposure Lamp Voltage for the Manual
(1) Mode
Requirement
•
Maximum Exposure Lamp voltage: 81 ±1V (RMS value)
Important
•
After the maximum Exposure Lamp voltage has been adjusted, be sure to make the following
adjustments: Optimum Exposure Setting in the Manual Mode and Optimum Exposure Setting in
the Auto Mode.
3
1
0
Stop
1139D007CA
Zoom up down keys
Full size
1139D068CA
Stop
Panel reset
1139D011CA
1. Remove the Large Cover. (3 screws)
2. Insert the probes of the multimeter into the
receptacles of the Exposure Lamp voltage
measurement connector.
3. On the control panel, press the Stop Key, Multi-Copy
Key "0," Stop Key, and Multi-Copy Key "1," in that
order, to set the copier into a state ready to enter a
particular Tech. Rep. Mode.
4. Press Multi-Copy Key "1" and then "3" to set the
copier into the F3 Test Mode. (At this time, the
Magnification Ratio Indicator shows the currently set
value and the Multi-Copy Display shown "F3.")
5. Press the Full Size Key to select the Lamp voltage
setting mode. (The Magnification Ratio Indicator
shows "L + current setting.")
6. Press the Start Key to light up the Exposure Lamp
and, using the Zoom Up/Down Keys, adjust to obtain
the Lamp voltage of 81V.
7. Press the Stop Key to stop the F3 operation. (Or, the
operation will be automatically completed in about 30
sec.)
8. Press the Panel Reset Key twice (or turn OFF the
Power Switch) to return the copier back into the
normal mode.
NOTE
For the Root Mean Square values and Mean values,
see p. 48-50. Most testers, voltmeters, or multimeters
used in the field show only the mean values.
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