Sharp ER-A450T Service Manual page 34

[7] Calendar oscillator test
1) Key operation
108 CA/AT
2) Functional description
This program is used to test the calendar oscillator function.
Display:
" – " shows the current time.
"–" is blinking. (500ms ON and OFF)
3) Check items
Time elapsed after master reset must be displayed.
4) Test termination
Press any key. The terminates and the test No. and message is
printed
[8] SSP test
1)Key operation
109 CA/AT
2) Functional description
If an SSP is programmed, its contents are automatically checked and
the result is printed.
Display:
1 0 9
3) Check items
Check printing of the termination message.
4) Test termination
This check is terminated automatically.
The test terminates and the test No. and message is printed
Normal end
Error
E-----
SSP table full
F-----
In this SSP check, set the data for check in the empty area of SSP
entry REG and erase the data for check after completion of check.
Therefore SSP setting before check is not cleared.
If therefore there is no SSP entry REG remained for the SSP
check, F-print is performed to terminate the program without
check.
1 0 8
1 0 9
1 0 9
1 0 9
[9] Drawer open sensor test (For standard test)
1) Key operation
110 CA/AT
2) Functional description
State of the drawer open sensor is sensed and displayed.
1 1 0
3) Check items
X
O Drawer open sensor detected. (Drawer opend)
C Drawer open sensor not detected. (Drawer closed)
a) Check opening of the specified drawer.
b) Check the display indication when the drawer is open and closed.
4) Test termination
Press any key. The test terminates and the test No. and message is
printed
[10] Drawer open sensor test (For remote drawer)
1) Key operation
111 CA/AT
2) Functional description
State of the drawer open sensor is sensed and displayed.
1 1 1
3) Check items
X
O Drawer open sensor detected. (Drawer opend)
C Drawer open sensor not detected. (Drawer closed)
a) Check opening of the specified drawer.
b) Check the display indication when the drawer is open and closed.
4) Test termination
Press any key. The test terminates and the test No. and message is
printed
[11] Standard RAM test
1) Key operation
120 CA/AT
5 – 4
X
Description
1 1 0
X
Description
1 1 1