XE-A113 (serv.man3). XE-A113 Service Manual - Sharp ECR Service Manual (repair manual). Page 13

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XE-A113 (V)
TEST FUNCTION
– 11 –
CHAPTER 5. TEST FUNCTION
1. TEST ITEMS
The test items are as follows.
1) STARTING DIAG
Mode switch position
: “SRV” mode
Key operation
: JOB code 
+
 “RCPT/PO” key
2) COMMON NOTES
During execution of the diag, the winding motor is rotated regardless
of the setting. (Operation in the journal mode)
2. DESCRIPTION OF EACH DIAGNOSTIC
PROGRAM
1) LED DISPLAY BUZZER TEST
1 Key operation
2 Test procedure
The decimal point will shift in steps of 1 digit from the lower digit to
the upper (every 200m sec).
After that, all segments turn on (about 1 sec).
This mode is repeated.
At the same time, the buzzer sounds continuously.
3 Display
4 Check that
•  The display of each position must be proper.
•  The brightness of each display LED must be even.
•  The buzzer sound must be normal.
5 End of testing
You can exit the test mode by pressing any key.  The following is
printed.
2) KEY CODE DISPLAY
1 Key operation
2 Test procedure
Every time a key is pressed, the code of that key is displayed as
a decimal number.
3 Display
4 Check that
•  Every time when each key is pressed, the hard code of the key is
displayed in decimal number.
•  For double typing or invalid typing, “ 
 
 
 ” is displayed.
5 End of testing
You can exit the test mode by turning the mode switch to a position
other than the SRV mode. The printer prints as follows.
3) PRINTER TEST
1 Key operation
2 Test procedure
3 lines of 24 Z's are printed.
3 Display
No.
JOB code
Description
1)
100
LED DISPLAY BUZZER TEST
2)
101
KEY CODE DISPLAY
3)
102
PRINTER TEST
4)
104
KEYBOARD TEST
5)
105
MODE SWITCH TEST
6)
106
PRINTER SENSOR TEST
7)
107
CLOCK DISPLAY TEST
8)
110
DRAWER OPEN TEST
9)
120
EXTERNAL RAM TEST
10)
121
INTERNAL RAM TEST
11)
140
INTERNAL ROM TEST
12)
160
AD CONVERSION PORT TEST
13)
173
WINDING MOTOR TEST
14)
550
SLEEP MODE TEST
15)
161
CONTINUOUS DIAG FOR THE FTC
16)
162
CONTINUOUS DIAG FOR THE PROCESS
17)
164
TEMPERATURE RISE TEST,
EMI EVALUATION DIAG
18)
165
AGING TEST
RCPT/PO
1
0
0
OP display        :
POPUP display:
1. 2. 3. 4. 5. 6. 7. 8. 9. 0.
4. 5. 6. 7. 8. 9. 0.
OP display        :
POPUP display:
8. 8. 8. 8. 8. 8. 8. 8. 8. 8.
8. 8. 8. 8. 8. 8. 8.
Repeat
100
End print:
RCPT/PO
1
0
1
(*) * * *
 
=
 Key code
OP display        :
POPUP display:
1 0 1
* * *
* * *
101
End print:
RCPT/PO
1
0
2
OP display        :
POPUP display:
1 0 2
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