Read Sharp MX-6240N / MX-7040N (serv.man26) Service Manual online
MX-7040N TROUBLESHOOTING 7 – 57
(1) Descriptions on E7-91 - 94 errors
Two-digit numbers with double parentheses are added to E7-91 - 94 error codes recorded in SIM22-6 indicate the detailed contents of the
errors.
errors.
The number in each digit has its own meaning.
(Example) E7-91(**)
The upper digit of the added code indicates the job kind at the occurrence of the error.
The lower digit of the added code indicates the kind and the content of the abnormality or the result of the automatic memory check executed
when the abnormality is detected.
when the abnormality is detected.
: Added code indicating that the memory and its peripheral must be focused for check in case of an error.
: Added code indicating that doubtful sections are in a wider range such as the memory, PWB's, HDD, etc.
—: Added code without generating
Error
code
The upper digit of
the added code
Image
type
Job kind at the occurrence
of the error
E7-91
0*
Other
• FAX (Internet FAX)
reception print (Other than
long size images)
long size images)
1*
JPEG
2*
JBIG
3*
Mxx1ch
4*
Mxx4ch
5*
Other
• FAX (Internet FAX)
reception print
(Long size images)
(Long size images)
6*
JPEG
7*
JBIG
8*
Mxx1ch
9*
Mxx4ch
A* - F*
Not Used
E7-92
0*
Other
• OC copy (in Non ERDH)
1*
JPEG
2*
JBIG
3*
Mxx1ch
4*
Mxx4ch
5* - F*
Not Used
E7-93
0*
Other
• Copy print (in ERDH)
• Copy composing system
• Copy composing system
function (Custom Stamp,
Water mark)
Water mark)
1*
JPEG
2*
JBIG
3*
Mxx1ch
4*
Mxx4ch
5*
Other
• Image send
• Document filing
• Preview display
• Document filing
• Preview display
6*
JPEG
7*
JBIG
8*
Mxx1ch
9*
Mxx4ch
A*
Other
• GDI/PCL printer print
• Copy composing system
• Copy composing system
function (Custom Stamp,
Water mark)
Water mark)
B*
JPEG
C*
JBIG
D*
Mxx1ch
E*
Mxx4ch
F*
Not Used
E7-94
0*
Other
• Backup restore
(Filing data import)
1*
JPEG
2*
JBIG
3*
Mxx1ch
4*
Mxx4ch
5* - F*
Not Used
Lower digit of the added code Kind/Content of the error
*1
*9
*A
*B
*C
*D
*E
*F
Memory
verify
NG
—
Huffman
code
error
Restart
marker
error
Improper
marker
error
Head decoding
error detection
(ASIC detection)
Head decoding
error detection
(CPU detection)
Other
abnormal
termination
The upper digit of the
added code
Error detection circuit
1*, 6*, B*
JPEG
—
—
2*, 7*, C*
JBIG
—
—
—
—
3*, 8*, D*
Mxx1ch
—
—
—
—
—
—
4*, 9*, E*
Mxx4ch
—
—
—
—
—
—
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