Sharp AR-280 Service Manual page 52

2
2 - 1 Purpose Operation test/check
Function Used to check the operation of the RADF unit and its control circuit.
(Purpose)
Section ADF/RADF/UDH/SPF
Item Operation
Operation/ 1. Select the aging mode with the key.
Procedure
When selection is made, the selected item is highlighted.
[1:SIDE]: Single copy aging mode
[2:SIDE] Duplex copy aging mode
(Note) [2:SIDE] is displayed only when the unit which allows duplex copy is installed.
2. Select the copy magnification ratio with the key.
(The magnification ratio can be increased or decreased in the increment of 1% with the [ZOOM] key.)
The selected magnification ratio is displayed on the magnification ratio display on the screen.
The magnification ratio can be set only when SPF is installed.
3. Press the [EXECUTE] key.
Aging of the document feeder is executed under the conditions specified with procedures 1 and 2.
During aging, the [EXECUTE] key is highlighted. If the [EXECUTE] key is pressed while it is highlighted, the operation
is interrupted.
When two or more operations are selected in procedure 1, "1:SIDE" (single copy aging mode) is unconditionally
performed and the other highlighted displays return to the normal display.
To resume aging, execute with procedure 3.
To change the conditions for aging, execute with procedure 1.
* When the SPF is installed , the magnification ratio can be adjusted in the range of 64% - 200%.
Note
2 - 2 Purpose Operation test/check
Function Used to check the operation of sensors and detectors in the RADF units and the related circuit.
(Purpose)
Section ADF/RADF/UDH/SPF
Item Operation
Operation/ The operations of sensors and detectors in the RADF/ADF/SPFsection are displayed.
Procedure
The active sensors and detectors are highlighted.
[ADF/RADF installed]
DSS
DFD
DTD
AUOD
TSS1
TSS2
DWS1
DWS2
DWS3
DWS4
DWS5
RDD
Empty sensor
Resist sensor
Paper timing sensor
DF open/close sensor
Tray feed size sensor (large size)
Tray feed size sensor (small size)
Tray width sensor (182mm)
Tray width senso
(210mm/215.9mm)
Tray width sensor (257mm)
Tray width sensor (279.4mm)
Tray width sensor (297mm)
Paper exit sensor
Normal display: Document empty
Normal display: Document empty
Normal display: Document empty
Normal display: Close
Normal display: Document empty
Normal display: Document empty
Normal display: OFF
Normal display: OFF
Normal display: OFF
Normal display: OFF
Normal display: OFF
Normal display: OFF
8 – 7
AR-405
Highlighted: display: Document exist
Highlighted display: Document exist
Highlighted display: Document exist
Highlighted display: Open
Highlighted display: Document exist
Highlighted display: Document exist
Highlighted display: ON
Highlighted display: ON
Highlighted display: ON
Highlighted display: ON
Highlighted display: ON
Highlighted display: ON
1/21/1999