Read Sharp ER-A310 (serv.man2) Service Manual online
CHAPTER 5 TEST FUNCTION
1. Start of test function
The following key operation is required in the SRV mode to start the
test.
test.
Master reset is required when the system is to be started for the first
time.
time.
2. List of test commands
No.
Test contents
Key operations
1
Mode switch test
1
→
ST
2
One hole cashier SW test
11
→
ST
3
Keyboard test
XXXX02
→
ST
4
Display and Buzzer test
3
→
ST
5
Standard Drawer test
4
→
ST
6
Option Drawer test
14
→
ST
7
Printer test
5
→
ST
8
RAM test
6
→
ST
9
Battery voltage test
7
→
ST
NOTE-1: Test message is printed on the journal
NOTE-2: The contents of the totalizer and the preset values are not
erased by the test.
3. Test function
1) Test No. 1: Mode switch test
1
Key operation
Then, turn the mode switches in the following order.
*
In the mode switch test, turn the switch rhythmically.
2
Description
As the mode switch position number is displayed, check the num-
ber.
As the mode switch position number is displayed, check the num-
ber.
3
Termination
The test can be terminated when the mode switch is turned to the
SRV side from other position.
The test can be terminated when the mode switch is turned to the
SRV side from other position.
Termination print at normal end
******
0 1
Termination print and error
*******
1
2) Test No. 2: One hole cashier key test
1
Key operation
2
Details of the test
Insert the operator key, and the key code will be displayed.
Set the mode switch to another position than SRV to complete the
test.
Insert the operator key, and the key code will be displayed.
Set the mode switch to another position than SRV to complete the
test.
3
Check item
Check that the proper display is made for each key.
Check that the proper display is made for each key.
Key No.
A
B
D
E
No key
Display
1
2
3
4
0
4
Test end
End print
11
3) Test No. 3: Keyboard test
1
Key operation
(1)
Enter the test command in succession to the sum check data
of the model.
of the model.
Model name
Sum check data
(Standard keyboard data)
ER-A310
ER-A330
∗
NOTE:
Sum check data
The check sum is a decimal number obtained by
converting the hard code hexadecimal total of all
keys.
The TL/NS key are the exception.
The check sum is a decimal number obtained by
converting the hard code hexadecimal total of all
keys.
The TL/NS key are the exception.
(2)
Next, push every key on the keyboard except for the receipt
and journal keys.
When the TL/NS key is pressed, the termination printout is
immediately produced assuming that all keys have been
pressed.
There is no order in which the keys have to be depressed.
Display: 02 XX
and journal keys.
When the TL/NS key is pressed, the termination printout is
immediately produced assuming that all keys have been
pressed.
There is no order in which the keys have to be depressed.
Display: 02 XX
←
XX = position code.
[Keyboard position code of model vs. key to be pressed]
[All key position code]
[All key position code]
[ER-A310 standard keyboard layout]
[ER-A330 standard keyboard layout]
XXXX
Test command
ST
1
ST
MODE:
SRV
PGM
VOID
OFF
OP X/Z
REG
MGR
X1/Z1
X2/Z2
SRV
DISPLAYE: (0)
(1)
(2)
OFF
(3)
(4)
(5)
(6)
(7)
(0)
11
ST
02
Test command
X
X
X
X
Sum check data
ST
65
68
67
58
77
78
38
37
27
18
08
48
47
28
17
07
57
46
36
16
06
56
35
75
05
25
55
45
76
15
26
66
42
32
72
02
12
62
52
22
R
70
10
00
J
41
21
11
61
31
20
01
14
04
03
24
44
64
63
34
74
53
33
73
8
70
13
54
43
23
70
10
00
65
68
55
76
26
77
48
47
78
38
37
27
08
03
53
33
73
13
54
43
23
04
63
34
74
31
20
01
41
21
11
61
R
J
15
45
28
18
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