MX-6240N, MX-7040N (serv.man26). Section 7 Troubleshooting - Updated November 2012 - Sharp Copying Equipment Service Manual (repair manual). Page 6

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MX-7040N  TROUBLESHOOTING  7 – 6
F. Error code list
Trouble 
code
Trouble content
Trouble 
detection Mechanism Option Electricity FAX Supply
Main 
code
Sub 
code
A0
01
PCU PWB ROM error
MFP
02
SCU PWB ROM error
MFP
04
Scanner expansion PWB (ACU) (ACRE) ROM error
MFP
05
Scanner expansion PWB (ACU) (ACRE) firmware error
MFP
10
Color profile error
MFP
11
Firmware version inconsistency (MFP - PCU)
MFP
14
Inconsistency between the MFP and the CPU firmware version
MFP
15
Incompatible DSK BOOT and program firmware
MFP
16
Data error of the energy-saving NIC controller firmware in the SD card
MFP
17
Inconsistency between the UI data and the CPU firmware version
MFP
20
Conflict firmware and EEPROM data version (MFP)
MFP
21
Conflict firmware and EEPROM data version (PCU)
PCU
22
Conflict firmware and EEPROM data version (SCU)
SCU
C1
01
Charger cleaner trouble (K)
PCU
03
Charger cleaner trouble (C)
PCU
05
Charger cleaner trouble (M)
PCU
07
Charger cleaner trouble (Y)
PCU
10
Main charger trouble (Monochrome)
PCU
14
Main charger trouble (Color)
PCU
C4
00
PTC trouble
PCU
01
PTC (Pre Transfer Charger) cleaner trouble
PCU
20
Primary transfer output open trouble
Primary 
transfer
21
Primary transfer output short trouble
Primary 
transfer
30
Secondary transfer output open trouble
Secondary 
transfer
31
Secondary transfer output short trouble
Secondary 
transfer
E6
10
Shading error (Black correction)
SCU
11
Shading error (White correction)
SCU
14
CCD-ASIC error
SCU
E7
01
MFP image data error
MFP
02
HDD trouble when the mirroring kit is installed
MFP
03
HDD trouble (When the mirroring kit is not installed)
MFP
03
HDD trouble (When the mirroring kit is installed)
MFP
04
HDD-ASIC error
MFP
07
SD card error
MFP
10
Shading error (Black correction)
SCU
11
Shading error (White correction)
SCU
14
CCD-ASIC error
SCU
20
LSU laser detection and deterioration error (K)
PCU
21
LSU laser deterioration error (C)
PCU
22
LSU laser deterioration error (M)
PCU
23
LSU laser deterioration error (Y)
PCU
24
LSU LD driver trouble (K)
PCU
25
LSU LD driver trouble (C)
PCU
26
LSU LD driver trouble (M)
PCU
27
LSU LD driver trouble (Y)
PCU
28
LSU - PCU connection error
PCU
29
LSU ASIC frequency error
PCU
42
Image data trouble (Scanner expansion PWB (ACRE) ASIC)
MFP
46
Image data decode error (Scanner expansion PWB (ACRE) ASIC)
MFP
48
Scanner expansion PWB (ACRE) ASIC memory error
MFP
49
Water Mark data error
MFP
50
Combination error between PWB and firmware (PCU PWB detection)
PCU
60
Combination error between PWB and firmware (MFPC PWB detection)
MFP
61
Combination error between the MFPC PWB and the PCU PWB 
(MFPC PWB detection)
MFP
80
MFP - SCU PWB communication error
MFP
89
Communication error between MFPC PWB CPU and energy-saving NIC 
controller
MFP
90
MFP - PCU PWB communication error
MFP
91
FAX reception image data error
MFP
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