MX3114N TROUBLESHOOTING 7 – 5
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
24
User authentication counter check sum error
10
User authentication index check sum error
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 ASIC memory error
42
Image data trouble (Scanner expansion PWB (ACRE) ASIC)
96
MFPC PWB DRAM memory check error (MFPC PWB)
95
SoC DRAM 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) ROM error
