Sharp MX-M623U / MX-M753U (serv.man6) Handy Guide ▷ View online
Test Simulations
61
LSU Adjustment
1
LSU test (Polygon motor & Laser detection check)
3
Laser power setting
62
HDD Operation / Test
1
HDD format (FAT32)
2
HDD partial read/write check
3
HDD read/write check (All)
6
Smart (HDD) self diagnostics test (E7-03)
7
Smart (HDD) self diagnostics error log
8
HDD format (excluding system & operation
manual area)
manual area)
10
Used to delete the Job Log data
11
Used to delete the Document Filing data
12
Enable/Disable auto format for HDD trouble
13
HDD format (Operation Manual area only)
63
CCD Operation / Adjustment
1
Shading correction data display
2
Shading correction execution (force)
3
CCD gamma & colour balance auto adjustment
4
SIT chart patch density display
5
CCD gamma & colour balance setup (Default)
64
Self Test Print
2
Self print test (B/W mode)
4
Printer self print test
5
Printer self print test (PCL)
6
Printer self pint test (PS)
7
Test print
65
LCD Operation / Adjustment
1
LCD touch panel adjustment
2
LCD touch panel adjustment display
5
Operation panel key input check
66
Fax Operation / Adjustment
1
Fax Soft SW setting (2-99)
2
Country code default set (Fax)
3
Fax PWB controller memory check
4
Fax signal line check (Max level)
5
Fax signal line check (Soft SW setting)
6
Fax check list print (confidential registration)
7
Fax memory printout (all data)
8
Fax voice message setup
9
Fax signal (sound) line check (Soft SW setting)
10
Fax all memory clear
11
Voice signal check (line & speaker 300bps - Max)
12
Voice signal check (line & speaker 300bps –Soft
SW)
SW)
13
Register dial number for Sim 66-14/15/16
14
Adjust & check the time dial pulse (10bps)
15
Adjust & check the time dial pulse (20bps)
16
Adjust and check the send level DTFM signal
17
Select DTFM signal to send to line (Max level)
18
Select DTFM signal to send to line (Soft SW)
19
Write Fax Pwb SRAM data to Flashcard
20
Write telephone book data onto HDD
21
Print various registration information
22
Set the sound volume of the handset
24
Fast save data clear
25
Register fax number for modem dial in
26
Register external telephone numbers for Modem
dial in
dial in
29
Fax address book clear
30
Tel/LIU sensor status check
31
ON/OFF setting of each output port (Tel/LIU)
32
Received data check
33
Busy Tone/CNG/CED/FNET/DTMF detect signal
check
check
34
Communication time display
36
Check Send/Receive from modem controller
39
Check Destination saved in Fax EEPROM
42
Rewrite PIC program installed on Fax box
43
Write program & adjustment values to PIC
installed on Fax
installed on Fax
67
Printer
17
Printer control reset
24
Adjust printer density (auto adjustment)
25
Adjust printer density (manual adjustment)
31
Clear printer calibration data
33
Adjust printer screen gamma/density
34
Fax check list print (confidential registration)
70
MFP PWB SRAM DATA CLEAR
Trouble Codes
A0
01
PCU ROM error
02
SCU ROM error
04
ACU ROM error (MXEBX3)
10
MFP PWB ROM error
11
Firmware Version Discrepancy (MFP-PCU)
12
Firmware Version Discrepancy (MFP-SCU)
15
DSK Boot error
20
MFP Firmware & EPROM Discrepancy
21
PCU Firmware & EPROM Discrepancy
22
SCU Firmware & EPROM Discrepancy
C1
10
Main charger trouble (BK)
E6
10
DSPF Shading error (Black Correction)
11
DSPF Shading error (White Correction)
14
DSPF CCD-ASIC error
08
MFP memory compatibility error (MFP)
09
Memory size/expansion size error (MFP)
10
Shading trouble (Black correction)
11
Shading trouble (White correction).
14
CCD-ASIC error
20
LSU laser detection error
21
LSU laser deterioration error
28
LSU-PCU connector error
29
LSU ASIC frequency error
42
Data error (ACRE ASIC)
46
Decode error (ACRE ASIC)
48
Memory error (ACRE ASIC)
49
Water mark data error
50
Engine connection trouble
55
PWB information sum error
60
Combination error between MFP PWB &
other PWB/firmware
other PWB/firmware
61
Combination error between MFP & PCU
62
Combination error between MFP & SCU
65
MFP EEPROM sum check error
70
Combination error between SCU PWB &
other PWB
other PWB
75
SCU sum check error
80
MFP-SCU PWB communication error
90
MFP-PCU PWB communication error
EE
EC
Auto toner density adjustment error
EL
Auto toner density adjustment error
(Overtoned)
(Overtoned)
EU
Auto toner density adjustment error
(Undertoned)
(Undertoned)
F1
00
Finisher PCU communication error
02
Finisher paper transport motor trouble
03
Finisher transport lift motor trouble
08
Finisher staple shift motor trouble.
09
Finisher load quantity sensor trouble.
10
Finisher staple motor trouble
11
Finisher grip operation trouble.
14
Finisher paper tail push down motor trouble
15
Finisher paper exit tray lift motor trouble
18
Finisher paper tail holding motor troble.
19
Finisher paper alignment motor lock
20
Finisher paper alignment motor lock
21
Finisher fan motor trouble
23
Finisher shutter trouble
25
Finisher paper transport roller lift motor
trouble
trouble
28
Finisher paper alignment roller lift motor
trouble.
trouble.
31
Saddle Finisher folding sensor trouble.
33
Punch unit shift operation trouble.
34
Punch operation trouble.
37
Finisher data backup RAM error
38
Punch data backup RAM trouble.
41
Saddle paper positioning trouble
42
Saddle guide motor trouble.
43
Saddle alignment operation trouble.
44
Saddle staple motor R trouble
45
Saddle staple motor F trouble.
46
Saddle motor trouble.
50
Finisher incompatibility trouble
51
Saddle sensor connection trouble
52
Finisher micro switch trouble.
60
Finisher – inserter communication trouble
61
Inserter EEPROM trouble
62
Inserter reverse sensor trouble
80
Finisher power cooling fan trouble
81
finisher paper delivery unit transport motor
trouble
trouble
83
Finisher paper guide motor trouble
84
Finisher grip trouble
86
Finisher delivery paper holding motor trouble
E7
01
MFP image data error
03
HDD trouble
04
HDD-ASIC error
05
Memory read/write error (MFP)
06
Image data decode error
Trouble Codes
F2
31
Image density sensor trouble
39
Process thermister trouble
40
Toner empty sensor trouble (K)
46
Developing thermistor trouble
47
Room temperature thermistor trouble
48
Developing humidity sensor trouble
59
Room humidity sensor trouble
64
Toner supply operation trouble
68
Waste toner full sensor trouble
69
Waste toner full detection
70
Improper toner cartridge detection (K)
74
Toner cartridge CRUM error (K)
F3
12
Paper feed tray 1 lift trouble
22
Paper feed tray 2 lift trouble
32
Paper feed tray 3 lift trouble
42
Paper feed tray 4 lift trouble
F6
00
MFP-Fax communication trouble
01
Fax board EEPROM read/write error
04
Fax modem operation trouble
21
TEL/LIU PWB & Fax soft switch error
30
Access error to 1-chip on Fax board
97
Fax PWB incompatibility trouble
98
Fax PWB & Destination information error
H2
00
Thermistor open trouble (TH_UM)
01
Thermistor open trouble (TH_US)
H3
00
Fuser high temperature (TH_UM)
01
Fuser high temperature (TH_US)
H4
00
Fuser low temperature (TH_UM)
01
Fuser low temperature (TH_US)
H5
01
5 continuous (POD1 not reached) jams
detected.
detected.
H7
10
Fuser low temperature trouble (TH_UM)
11
Fuser low temperature trouble (TH_US)
L1
00
Scanner feed trouble
L3
01
Scanner return trouble
L4
01
Main motor trouble
02
Drum motor trouble
03
Fuser motor lock trouble
04
Developer motor trouble (K)
06
Transfer separation motor trouble
08
Waste toner transport trouble
30
MFP fan motor trouble
31
Fusing section cooling fan (CFM-U1/3)
trouble.
trouble.
32
Power cooling fan (CFM-DC1/DC2) trouble
35
Fusing exhaust fan (VFM-EX1/2/3) trouble.
38
Fusing section cooling fan (CFM-U4) trouble.
40
Process exhaust fan (VFM-EX1/2/3)trouble
43
Fusing exhaust fan (VFM-BKU) trouble.
46
Developing section cooling fan(CFM-DV)
trouble.
trouble.
50
Procsee cooling fan (CFM-R1/2/3) trouble.
56
Fusing section cooling fan (CFM-U2) trouble.
58
Process exhaust fan (VFM-BKL) trouble.
L6
10
Polygon motor trouble (LSU)
L8
01
No Full wave signal is detected
02
Full wave signal error
20
MFP - Motherboard communication error
F3
38
Voltage trouble
Trouble Codes
PC
--
Personal counter not installed
U1
01
Battery trouble
U2
00
MFP EEPROM read/write error
05
HDD/MFP PWB SRAM data discrepancy
10
MFP PWB SRAM user authentication index
check sum error
check sum error
11
MFP EEPROM counter check sum error
12
FAX SRAM check sum error
22
MFP PWB SRAM memory check sum error
23
MFP PWB SRAM memory data check sum
error
error
24
MFP PWB SRAM memory individual data
check sum error.
check sum error.
30
MFP PWB & PCU PWB data inconsistency
50
HDD/flash memory registration
60
Water mark check error
80
SCU PWB EEPROM read/write error
81
SCU PWB EEPROM check sum error
90
PCU PWB EEPROM read/write error
91
PCU PWB EEPROM check sum error
U5
00
Document feed communication trouble
16
Document feed fan trouble
30
Document feed tray lift up trouble
31
Document feed tray lift down trouble
40
Document feed installation trouble
U6
09
LCC lift motor trouble
20
LCC communication trouble
21
LCC transport motor trouble
22
LCC 24v power abnormality
23
A3LCC tray decent trouble
24
A4LCC tray lock trouble
50
Desk incompatibility
51
LCC incompatibility
U7
50
MFP PWB Vendor machine communication
51
Vendor machine error
UC
02
IPD/DOCC ASIC IPD abnormality
20
IPD/DOCC
ASIC DOCC abnormality
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