DOWNLOAD Sharp MX-6500N / MX-7500N (serv.man21) Service Manual ↓ Size: 561.77 KB | Pages: 66 in PDF or view online for FREE

Model
MX-6500N MX-7500N (serv.man21)
Pages
66
Size
561.77 KB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Section 7 Troubleshooting
File
mx-6500n-mx-7500n-sm21.pdf
Date

Sharp MX-6500N / MX-7500N (serv.man21) Service Manual ▷ View online

MX-7500N  TROUBLESHOOTING  7 – 2
E. Breakdown sequence
(1)
Error code and operatable mode
Trouble content
Judg-
ment 
block
Trouble code
Operatable mode
Copy scan 
(including 
interrup-
tion)
Scan 
(Push)
Scan 
(Pull)
Scan-
To 
HDD
Print
List 
print
FAX 
Send
FAX 
print
FAST 
Notifi-
cation 
to host
FAX board 
trouble
FAX board 
breakdown
MFP
F6 (00, 01, 04, 21, 
30, 97, 98)
1
1
1
HDD trouble
Compact flash 
memory breakdown
E7 (A6)
5
5
5
5
5
5
5
5
5
SD card breakdown
E7 (07)
5
5
5
5
5
5
5
5
5
HDD breakdown
E7 (03, A5)
5
5
5
5
5
5
5
5
5
HDD-ASIC 
breakdown
E7 (04)
5
5
5
5
5
5
5
5
5
Scanner 
communication 
trouble
SCU communication 
error
A0 (02)
E7 (80)
5
5
5
5
5
Engine 
communication 
trouble
PCU communication 
error
A0 (01)
E7 (90)
5
5
5
5
5
5
5
5
Option 
communication 
trouble
ACU communication 
error
A0 (04, 05)
5
5
5
5
5
5
5
5
Printer port 
system trouble
Printer port system 
trouble
F9 (91, 92)
5
5
5
*13
*14
Backup battery 
voltage fall 
trouble
Backup battery 
voltage fall
U1 (01)
5
5
5
5
5
5
5
5
Operation 
disable trouble 1
Controller fan motor 
trouble
L4 (28, 30)
5
5
5
5
5
5
5
5
5
Operation 
disable trouble 2
External 
communication 
disable (RIC)
U7 (50, 51)
5
5
5
5
5
5
5
5
Memory error 
(included not installed 
the expansion RAM)
U2 (00, 11, 40, 41, 
42)
5
5
5
5
5
5
5
5
15
Connection trouble 
(MFP detection)
A0 (10, 11, 14, 15, 
16, 17, 20)
E7 (60, 61, 89)
5
5
5
5
5
5
5
5
5
Serial number 
discrepancy
U2 (30)
5
5
5
5
5
5
5
5
5
HDD registration data 
check sum error
U2 (50)
5
5
5
5
5
5
5
5
Operation 
disable trouble 3
Memory check error 
when booting
E7 (95, 96)
5
5
5
5
5
5
5
5
Image memory 
trouble, decode error
E7 (01, 49, 91, 92, 
93, 94)
5
5
5
5
5
5
5
5
Image memory 
trouble, decode error 
(related to ACRE, 1)
E7 (42, 46, 48)
5
17
5
5
5
Operation 
disable trouble 4
Personal counter not-
installed trouble
PC (00)
5
5
5
5
5
5
5
5
Power controller 
trouble
Power controller 
trouble
L8 (20)
5
5
5
5
5
5
5
5
Special function 
trouble
Special function error
P1 (00, 01, 02)
U2 (60)
Laser trouble
LSU breakdown
PCU
E7 (20, 24, 28, 29, 
A0)
L6 (10)
5
5
5
5
5
5
*10
5
5
Engine trouble 1
Connection trouble 
(PCU detection)
A0 (21)
E7 (50, 55)
F1 (50)
5
5
5
5
5
5
5
5
5
MX-7500N  TROUBLESHOOTING  7 – 3
Engine trouble 2
PCU troubles (motor, 
fusing, etc.)
PCU
C1 (01, 10, 14)
C4 (00, 01, 20, 21, 
30, 31)
F2 (22, 40, 64, 70, 
74, 91)
H2 (00, 01, 02, 03, 
04, 05, 06, 07)
H3 (00, 01, 02)
H4 (00, 01, 02, 30, 
31, 32)
H5 (01)
H7 (10, 11)
L4 (02, 03, 06, 07, 
08, 16, 17, 18, 19, 
20, 24, 29, 31, 32, 
34, 35, 36, 39, 40, 
41, 42, 43, 44, 48, 
49, 57, 60, 61, 63)
L8 (01, 02, 11, 12)
U2 (90, 91)
5
5
5
5
5
5
*10
5
5
Color system 
trouble
General PCU color 
system breakdown
C1 (03, 05, 07)
E7 (21, 22, 23, 25, 
26, 27, A1, A2, A3)
F2 (23, 24, 25, 41, 
42, 43, 65, 66, 67, 
71, 72, 73, 75, 76, 
77, 92, 93, 94)
5
*19
5
*19
5
*19
5
*19
5
*19
5
*10
*19
5
*19
5
*19
Paper feed tray 
0 trouble
Paper feed tray 0 
breakdown
U6 (63, 68, 69)
3
3
3
*10
3
Paper feed tray 
1 trouble
Paper feed tray 1 
breakdown
F3 (12)
3
3
3
*10
3
Paper feed tray 
2 trouble
Paper feed tray 2 
breakdown
F3 (22)
3
3
3
*10
3
Paper feed tray 
3 trouble
Paper feed tray 3 
breakdown
F3 (32)
3
3
3
*10
3
Paper feed tray 
4 trouble
Paper feed tray 4 
breakdown
F3 (42)
3
3
3
*10
3
Paper feed tray 
5 trouble
Paper feed tray 5 
breakdown
U6 (09, 23, 24, 29)
UE (10, 11, 12, 13, 
14, 15, 16, 17)
3
3
3
*10
3
Paper feed tray 
6 trouble
Paper feed tray 6 
breakdown
U6 (33, 34, 39)
UE (20, 21, 22, 23, 
24, 25, 26, 27)
3
3
3
*10
3
Paper feed tray 
7 trouble
Paper feed tray 8 
breakdown
U6 (43, 44, 49)
UE (30, 31, 32, 33, 
34, 35, 36, 37)
3
3
3
*10
3
Paper feed tray 
8 trouble
Paper feed tray 8 
breakdown
U6 (73, 74, 79)
UE (40, 41, 42, 43, 
44, 45, 46, 47)
3
3
3
*10
3
Staple trouble
Staple breakdown
F1 (08, 10)
4
4
4
4
4
4
*10
4
4
Saddle stitch 
section trouble
Saddle stitch section 
breakdown
F1 (31, 41, 42, 43, 
44, 45, 46, 51)
4
4
4
4
4
4
*10
4
4
Finisher trouble
After-process 
breakdown
F0 (03, 08, 10, 11, 
14, 15, 18, 19, 20, 
23, 25, 28, 29, 30, 
31, 32, 33, 34, 37, 
40, 41, 42, 43, 44, 
45, 46, 47, 48, 49, 
51, 52, 53, 54, 55, 
56, 70, 71, 72, 73, 
74, 75, 76, 77, 80, 
81, 82, 83, 84, 86)
F1 (00, 03, 15, 19, 
20, 21, 22, 23, 30, 
32, 33, 34, 37, 38, 
52, 60, 90, 96, 97, 
98, 99)
4
4
4
4
4
4
*10
4
4
Inserter trouble
Inserter breakdown 
(except for 
communication 
trouble)
F1 (64, 65, 66, 67)
3
3
3
*10
3
Other troubles
Other troubles
EE (EC, EL, EU)
Process control 
trouble
Process control 
breakdown (PCU 
detection)
F2 (39, 49, 50, 51, 
52, 53, 58, 78, A0, 
A1, A2, A3)
*12
Trouble content
Judg-
ment 
block
Trouble code
Operatable mode
Copy scan 
(including 
interrup-
tion)
Scan 
(Push)
Scan 
(Pull)
Scan-
To 
HDD
Print
List 
print
FAX 
Send
FAX 
print
FAST 
Notifi-
cation 
to host
MX-7500N  TROUBLESHOOTING  7 – 4
Error where only history data are saved
5: Operation disabled
1: The operation is enabled in a line other than the trouble line.
3: When detected during other than a job, the operation is enabled with a tray other than the trouble tray.
4: When detected during other than a job, the operation is enabled in a section other than the trouble paper exit section. * However, it is valid
only when the escape tray setting has been made.
6: When detected during other than a job, the operation is enabled in the OC mode.
7: When detected in other than a job, the operation is enabled in the OC mode/single surface scan mode.
8: When detected in other than a job, the operation is enabled in other than the duplex color scan mode.
9: When detected during other than a job, the operation is enabled in the black and white mode.
*10: Since communication is enabled, reception can be transferred. (Noted in the list print category of the system setting screen operation
because it is an operation on the system setting screen.)
11: When detected during other than a job, the operation is enabled in other than the DESK and the LCC.
*12: Trouble display message is displayed in 2 lines. (Example: Ready to copy. F2 trouble)
*13: When FIERY (EFI) option is installed, PCL will not operate. (Machine specifications) (Exclusive)
*14: Only FIERY (EFI) option list print (self print) is disabled.
15: When in U2-22, trouble notification cannot be made. When in U2-23, if either of the FAX soft SW or the FAST data cannot be restored,
the data are initialized, disabling trouble notification.
17: Job execution enable only in a format other than high compression PDF.
*19: When the color mode is set to disable in the "Color mode disable setting" of the system setting, the operation is enabled in the black and
white mode.
Operation 
disable trouble
Connection trouble 
(SCU detection)
SCU
A0 (22)
5
5
5
5
5
5
5
5
5
Color system 
trouble (SCU 
detection)
SCU color system 
breakdown (SCU 
detection)
UC (02)
9
9
9
9
9
Color system 
trouble (DSPF 
detection)
SCU color system 
breakdown (DSPF 
detection)
UC (12)
8
8
8
8
8
Anti-copy 
trouble
Anti-copy system
UC (20)
5
5
5
5
5
Anti-copy 
trouble (DSPF 
detection)
Anti-copy system 
(DSPF detection)
UC (30)
7
7
7
7
7
Scanner trouble 
1
EEPROM system
U2 (80, 81)
5
5
5
5
5
Scanner trouble 
2
Scanner section 
breakdown (mirror 
motor, lens, copy 
lamp)
L1 (00)
L2 (11)
L3 (00)
U9(01)
5
5
5
5
5
CCD trouble
CCD breakdown 
(shading, etc.)
E7 (10, 11, 14)
5
5
5
5
5
DSPF/DF 
trouble
DSPF/DF breakdown
U5 (00, 16, 30, 31)
6
6
6
6
6
SPF back 
surface trouble
General troubles in 
the SPF back surface 
scanning section
E6 (10, 11, 14)
7
7
7
7
7
Trouble content
Judg-
ment 
block
Trouble code
Operatable mode
Copy scan 
(including 
interrup-
tion)
Scan 
(Push)
Scan 
(Pull)
Scan-
To 
HDD
Print
List 
print
FAX 
Send
FAX 
print
FAST 
Notifi-
cation 
to host
Error history
PCU
F2 (45)
MFP
E7 (02)
U2 (05)
Trouble content
Judg-
ment 
block
Trouble code
Operatable mode
Copy scan 
(including 
interrup-
tion)
Scan 
(Push)
Scan 
(Pull)
Scan-
To 
HDD
Print
List 
print
FAX 
Send
FAX 
print
FAST 
Notifi-
cation 
to host
MX-7500N  TROUBLESHOOTING  7 – 5
(2)
Trouble detection sequence and trouble cancel sequence when turning on the power
The process has priority when the power is turned ON with the MFP.
When booting, two or more troubles in the list below may be detected. In this case, the trouble code of higher priority is displayed.
Process sequence
Error code
Content
First
(Low priority)
Last
(High priority)
U2
60
Watermark check error
50
HDD user authentication data check sum error
30
MFPC PWB and PCU PWB manufacturing No. data inconsistency
A0
15
Incompatible DSK BOOT and program firmware
20
Conflict firmware and EEPROM data version (MFP)
U2
11
MFPC PWB EEPROM counter check sum error
00
MFP EEPROM read/write error
E7
48
Scanner expansion PWB (ACRE) ASIC memory error
42
Image data trouble (Scanner expansion PWB (ACRE) ASIC)
96
MFPC PWB DIMM memory check error (MFPC PWB)
95
Printer PWB DIMM memory check error (PRINTER section)
U1
01
Battery trouble
E7
60
Combination error between PWB and firmware (MFPC PWB detection)
A0
04
Scanner expansion PWB (ACU) (ACRE) ROM error
(Power ON sequence)
H3, H4, H5
Saved in the PCU
U1
Saved in the MFP
U2
Saved in each block
U6-09
Saved in the PCU
F3-12, 22
Saved in the PCU
(Trouble cancel sequence)
When executing SIM 13, 14, 15, 16
H3, H4, H5, U1, U2, U6, F3 trouble check
SIM13: U1 trouble cancel
SIM14: H3, H4, H5 
(Color mode inhibition) cancel
SIM15: U6 trouble cancel, 
F3-12, F3-22 trouble cancel
SIM16: U2 trouble cancel
Each block
MFP event 
manager
Communication of trouble status
[Trouble code] [Trouble status]
Trouble cancel command
When the power is turned on, 
check is made in each block.
Trouble cancel status 
is communicated.
Trouble cancel 
(The trouble memory is 
initialized.)
sim task
Trouble check is preformed in each block, 
and the result is sent to the MFP.
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Sharp MX-6500N / MX-7500N (serv.man21) Service Manual ▷ Download

  • DOWNLOAD Sharp MX-6500N / MX-7500N (serv.man21) Service Manual ↓ Size: 561.77 KB | Pages: 66 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp MX-6500N / MX-7500N (serv.man21) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp MX-6500N / MX-7500N (serv.man21) Copying Equipment. Information contained in Sharp MX-6500N / MX-7500N (serv.man21) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.