Sharp XE-A303 (serv.man4) Service Manual ▷ View online
XE-A303 (V)
DIAGNOSTIC PROGRAM
– 14 –
3) PRINTER PRINT TEST
1
Key operation
102
3
2
Details of the test
The following print pattern is printed. For the receipt side, the logo
mark is also printed and a receipt is issued.
3
Display/Print
4
End of the test
After completion of printing, the test is automatically terminated.
4) KEYBOARD TEST
1
Key operation
_ _ _ _104
3
2
KEY sum check code
2
Details of the test
With the key code sum check code, the keyboard check is per-
formed.
When no sum code is entered, the check is made with sum code of
default key arrangement.
The sum check data of each model are entered on the upper 4 digits
of the diag code, and the entered data are compared with the key
data accumulated until the last key (TL/NS) is pressed. If those data
correspond with each other, the end print is made. If not, the error
print is made.
formed.
When no sum code is entered, the check is made with sum code of
default key arrangement.
The sum check data of each model are entered on the upper 4 digits
of the diag code, and the entered data are compared with the key
data accumulated until the last key (TL/NS) is pressed. If those data
correspond with each other, the end print is made. If not, the error
print is made.
3
Display/Print
4
End of the test
5) MODE SWITCH TEST
1
Key operation
105
3
2
Details of the test
Turn the mode SW from “PGM” position to “X2/Z2” one by one
sequentially and return to “PGM” position again. Check that the
positions are changed in the proper sequence.
positions are changed in the proper sequence.
If the test is completed normally, the end print is made. If not, an
error print is made.
3
Display/Print
The above “X” must be read in the proper sequence. (“9” is displayed
when the contact is open.)
when the contact is open.)
4
End of the test
6) PRINTER SENSOR TEST
1
Key operation
106
3
2
Details of the test
The paper end sensor status and the head-up sensor status are
checked.
3
Display/Print
4
End of the test
PO
R / J
P R I N T E R
P G M
OP display
Pattern enlargement
Print content
*
As shown above, 5 lines of 30 digits are printed.
PO
K E Y
B O A R D
P G M
OP display
Rear display
1 0 4
* * *
* * *
* * *
= KEY CODE
Error print: The test is not printed on the
journal side and the receipt side.
journal side and the receipt side.
104
104
KEY SUM ERROR
XXXX-YYYY
Print : The test is not printed on the
journal side and the receipt side.
journal side and the receipt side.
PO
M O D E
1 0 5
S W
X
P G M
OP display
MODE: PGM VOID OFF OP X/Z REG MGR X1/Z1 X2/Z2 PGM
X :
1
2
9
3
4
5
6
7
1
Rear display
X
Error print: The test is not printed on the
journal side and the receipt side.
journal side and the receipt side.
Print : The test is not printed on the
journal side and the receipt side.
journal side and the receipt side.
105
105
MODE KEY ERROR
PO
R / J
S E N S O R
P G M
X
Q
R /
Y
OP display
1 0 6
Q
R
Rear display
X
Y
ὼ
Receipt side paper presence
ὼ
Receipt side paper empty
X : 1
0
Journal side normal position
Journal side head-up position
Journal side head-up position
ὼ
ὼ
ὼ
R : 1
0
ὼ
Journal side paper presence
ὼ
Journal side paper empty
0
Y : 1
ὼ
Receipt side normal position
ὼ
Receipt side head-up position
0
Q : 1
Print: The test is not printed on the
journal side and the receipt side.
106
XE-A303 (V)
DIAGNOSTIC PROGRAM
– 15 –
7) CLOCK DISPLAY TEST
1
Key operation
107
3
2
Details of the test
The current time is displayed.
“-” blinks at interval of 0.5sec.
3
Display/Print
4
End of the test
When any key is pressed, the date and the time are printed and the
test is terminated.
8) DRAWER OPEN TEST
1
Key operation
110
3
2
Details of the test
The drawer is opened.
3
Display/Print
4
End of the test
After opening the drawer, the end print is made and the test is
autoatically terminated.
9) LCD DISPLAY TEST
1
Key operation
116
3
2
Details of the test
The display CG is checked. Check procedures, the built-in 256
CG’s are divided into 16 blocks, and each block of 16 characters is
CG’s are divided into 16 blocks, and each block of 16 characters is
displayed on the dot-display for check.
Check is started with CG code of 00H ~ 0FH initially. When any key
is pressed, the following block is displayed sequentially.
is pressed, the following block is displayed sequentially.
3
Display/Print
4
End of the test
When any key is pressed, the test is terminated and the following
print is made.
10) LCD BACKLIGHT TEST
1
Key operation
118
3
2
Details of the test
The backlight ON/OFF test is performed.
First, the yellow green backlight is lighted. When any key is pressed,
the orange backlight is lighted. When any key is pressed again, the
the orange backlight is lighted. When any key is pressed again, the
backlight is turned off.
3
Display/Print
4
End of the test
When any key is pressed after turning OFF the backlight, the test is
terminated and the following print is made.
terminated and the following print is made.
11) EXTERNAL RAM TEST
1
Key operation
120
3
2
Details of the test
The external RAM of 512Kbyte (standard provision) is checked.
Device check
The target range is all the addresses of the standard RAM.
1) Test area data save
2) Write "00H"
3) Read comparison after "00H", write "55H"
4) Read comparison after "55H", write "AAH"
5) Read comparison "AAH"
6) Save data restore
In case of an error in each step, an error print is made.
3
Display/Print
PO
T I M
C H E C K
P G M
OP display
*
hh = hour‚ mm = minute‚ ss = sec
E R
Rear display
h h
s s
m m
h h
m m
107
yyMMdd - hhmmss
*
yy = year, MM = month, dd = day, hh = hour, mm = minute, ss = sec
Print: The test is not printed on the
journal side and the receipt side.
PO
D R A W E R
P G M
OP display
Print: The test is not printed on the
journal side and the receipt side.
journal side and the receipt side.
110
PO
X Y
P G M
OP display
o o o o o o o o o o o o o o o o
*
X and Y: The head code of each block is displayed in
hexadecimal number. (ex: 10, A0)
Print: The test is not printed on the
journal side and the receipt side.
116
PO
B A C K L I G H T
P G M
OP display
Print: The test is not printed on the
journal side and the receipt side.
118
PO
R A M
1 2 0
P G M
OP display
XE-A303 (V)
DIAGNOSTIC PROGRAM
– 16 –
4
End of the test
After completion of the test, the end print is made and the test is
automatically terminated.
12) CPU INTERNAL RAM TEST
1
Key operation
121
3
2
Details of the test
The RAM (12Kbyte) in the CPU is checked.
3
Display/Print
4
End of the test
After completion of the test, the end print is made and the test is
automatically terminated.
automatically terminated.
13) FLASH ROM TEST
1
Key operation
130
3
2
Details of the test
The test program checks that the checksum of the FLASH ROM
area. The lower two digits of the checksum should be 10H.
3
Display/Print
4
End of the test
After completion of the test, the end print is made and the test is
automatically terminated.
14) AD CONVERSION PORT TEST
1
Key operation
160
3
2
Details of the test
The AD conversion port voltage is displayed. TM is displayed. When
any key is pressed, VPTEST is displayed.
3
Display/Print
4
End of the test
When any key is pressed with VHTEST displayed, the end print is
made and the test is automatically terminated.
15) USB COMMUNICATION TEST 1 (ID/ADRESS PRINT)
1
Key operation
520
3
2
Details of the test
The USB revision, the vendor ID, the product ID, and the device
address assigned by the host are printed.
address assigned by the host are printed.
3
Display/Print
4
End of the test
After completion of printing, the test is terminated.
120
120
RAM ERROR xy
*****
h
XX-YY
*
x = 1 : Data error, x = 2 : Address error, y = Bank area
*
XX-YY : XX is the anticipated data. YY is the read data.
*
In case of an error, the error address is printed on "
*****
"
after the abnormal end print.
Error print:
Print : The test is not printed on the
journal side and the receipt side.
journal side and the receipt side.
PO
R A M
1 2 1
P G M
OP display
121
121
RAM ERROR x
*****
h
XX-YY
*
x = 1 : Data error, x = 2 : Address error
*
XX-YY : XX is the anticipated data. YY is the read data.
*
In case of an error, the error address is printed on
"
*****
" after the abnormal end print.
Error print:
Print : The test is not printed on the
journal side and the receipt side.
journal side and the receipt side.
PO
R O M
F L A S H
P G M
OP display
1 3 0
ROM
130
ROM ERROR XXH
********
********
130
********
********
*
XXH = The lower two digits of the check sum.
*
In case of an error, the error address is printed on
"
*****
" after the abnormal end print.
ROM
Model name
Version
Model name
Version
Error print:
Print : The test is not printed
on the journal side and
the receipt side.
on the journal side and
the receipt side.
PO
A / D
P G M
T E S T
T
OP display
X X X
X X X
T M J =
=
A / D
P G M
T E S T
X X X
V H J =
Press any key.
M R
/
V
X X X
=
H R
/
HEAD TEMP
HEAD VOLTAGE
HEAD VOLTAGE
160
Print: The test is not printed on the journal side and the receipt side.
***
/
***
***
/
***
TMR (Receipt side) / TMJ (Journal side)
VHR (Receipt side) / VHJ (Journal side)
VHR (Receipt side) / VHJ (Journal side)
PO
U S B
T E S T 1
P G M
OP display
5 2 0
When the host is connected :
1~127
1~127
When the host is not connected : 0
USB Rev. Ver. XXX
VENDOR ID XXX
PRODUCT ID XXX
DEVICE ADDRESS XXX
VENDOR ID XXX
PRODUCT ID XXX
DEVICE ADDRESS XXX
520
Print: The test is not printed on the journal side and the receipt side.
XE-A303 (V)
DIAGNOSTIC PROGRAM
– 17 –
18)SLEEP MODE TEST
1
Key operation
550
3
2
Details of the test
Check to confirm that the machine has entered the sleep mode
(display OFF, Dp ON), and wait for a change in status (key input).
(display OFF, Dp ON), and wait for a change in status (key input).
3
Display/Print
4
End of the test
The test will automatically be terminated and the printer prints as
follows.
PO
OP display
POPUP display
.
End print:
550
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