Sharp AR-M256 Service Manual page 52

4
4-2
Purpose Operation test/check
Function Used to check the operation of sensor and detector in
(Purpose) the option cassette and the related circuit.
Section Paper feed
Item Operation
Operation/procedure
The operating states of the sensor and the detector are displayed.
(Only the installed option cassettes are displayed. For the standard
tray, use SIM 30-2.)
The active sensors and detectors are highlighted.
PED2 2nd cassette paper empty sensor
LUD2 2nd cassette paper upper limit detection sensor
PFD2 2nd cassette paper pass sensor
CD2 2nd cassette empty sensor
PED3 3rd cassette paper empty sensor
LUD3 3rd cassette paper upper limit detection sensor
PFD3 3rd cassette paper pass sensor
CD3 3rd cassette empty sensor
PED4 4th cassette paper empty sensor
LUD4 4th cassette paper upper limit detection sensor
PFD4 4th cassette paper pass sensor
CD4 4th cassette empty sensor
DSWR2 2nd cassette right door detection sensor
DSWR3 3rd cassette right door detection sensor
DSWR4 4th cassette right door detection sensor
Note: Execution is possible only when the option cassette is installed.
4-3
Purpose Operation test/check
Function Used to check the operation of the load in the option
(Purpose) tray and the control circuit.
Section Paper feed
Item Operation
Operation/procedure
Select the load to be checked with the 10-key, and press the [START] key.
The motor for 10sec, the solenoid ON for 500msec, OFF for 500msec.
The lift-up motor operates only when the tray is opened. (20 times)
Item
1 LUM2 2nd cassette lift-up motor
2 CPFC2 2nd cassette pick-up solenoid
3 CPFS2 2nd cassette paper feed clutch
4 TRC2 2nd cassette transport roller clutch
2nd cassette paper transport motor
5 DM
(3rd cassette paper transport motor)
6 LUM3 3rd cassette lift-up motor
7 CPFC3 3rd cassette pick-up solenoid
8 CPFS3 3rd cassette paper feed clutch
9 TRC3 3rd cassette transport roller clutch
10 LUM4 4th cassette lift-up motor
11 CPFC4 4th cassette pick-up solenoid
12 CPFS4 4th cassette paper feed clutch
Note: Execution is possible only when the option cassette is installed.
Content
AR-M256/M257/M258/M316/M317/M318/5625/5631 SIMULATION 8 - 10
5
5-1
Purpose Operation test/check
Function Used to check the operation of the display (LED), LCD
(Purpose) in the operation panel, and control circuit.
Section Operation (screen/operation)
Item Operation
Operation/procedure
The LCD is displayed as follows. (All LED's are ON.)
With the upper half highlighted and the lower half normally displayed,
→
contrast changes "Standard MAX
(6 sec later)
With the upper half normally displayed and the lower half highlighted,
→
contrast changes "Standard MAX
* When returning to the sub menu selection menu, the display of the
standard contrast is displayed for an instant.
5-2
Purpose Operation test/check
Function Used to check the operation of the heater lamp and the
(Purpose) control circuit.
Section Fusing
Item Operation
Operation/procedure
1. Select the lamp to be checked with the 10-key, and press the
[START] key.
ON/OFF operation of the heater lamp is repeated 5 times in an interval
of 100ms/900ms.
When completing the operation, the cooling fan is rotated at a low speed.
Item Content
Item
1 HL1 Heater lamp 1 (Main) operation
2 HL2 Heater lamp 2 (Sub) operation
→
MIN." in every 2sec.
→
MIN." in every 2sec.
Content