Sharp UP-3301 Service Manual page 35

3-11. Drawer Diagnostics
This diagnostics is used to check the drawer open and sensors.
The following menu is displayed. Press the position of the operation you
want to perform to execute individual Diag programs.
Pressing the CANCEL key returns the screen to the Diag MAIN menu.
Drawer Diagnostics
Drawer 1 Check
Drawer 2 Check
1) Drawer 1 Check
1 Check content
The solenoid of drawer 1 is turned on, and the drawer open sensor
value is sensed at every 100ms, and the state is displayed.
2 Display
Drawer1 Check
Drawer Open Sensor
3 Terminating procedure
Press the Touch panel to terminate the check.
2) Drawer 2 Check
1 Check content
The solenoid of drawer 2 is turned on, and the drawer open sensor
value is sensed at every 100ms, and the state is displayed.
The display and the terminating procedure are the same as Drawer
1 Check.
Cancel
: OPEN (or CLOSE)
UP-3301US DIAGNOSTICS SPECIFICATIONS
3-12. Printer Diagnostics
I/F loopback and printing tests of the printer are performed.
The following menu appears. Press the name of the test you want to
perform to execute its Diag program. When the Diag program is termi-
nated, the screen returns to the Printer Diagnostics menu. Pressing the
CANCEL key returns to screen to the Diag Menu.
Printer Diagnostics
Loop Back Check
Printer Print Check
1) Loop Back Check
1 Check
A LOOPBACK test on the built-in printer (UP-T80BP) interface
(logic channel 7 of RS232) is performed and the result is displayed.
The test itself is the same as that for the RS232. The difference in
test specifications is as follows: The loopback signals are for ER-
DR, RS-CS, TXD-RXD only and the following LOOPBACK-Connec-
tors are required.
Wiring diagram of loopback connectors (UKOG-2356BHZZ)
2 Indication
The indication is the same as that for RS232 DIAGNOSTICS.
3 End
Press the PANEL to end the program.
2) Printer Print Check
1 Check
Send the signal to generate a receipt (by DIAG COMMAND) to the
UP-T80BP.
– 33 –
Cancel
CD 1pin
RD 2pin
SD 3pin
ER 4pin
GND 5pin
DR 6pin
RS 7pin
CS 8pin
CI 9pin