Confidential
9-9
Error Code
(Hex)
Symptom Probable
Cause Solution
50
Cyan toner empty
The cyan toner cartridge
is empty.
Replace the cyan toner
cartridge with a new one.
51
Magenta toner empty
The magenta toner
cartridge is empty.
Replace the magenta toner
cartridge with a new one.
52
Yellow toner empty
The yellow toner
cartridge is empty.
Replace the yellow toner
cartridge with a new one.
53
Black toner empty
The black toner
cartridge is empty.
Replace the black toner
cartridge with a new one.
54
Cyan cartridge run out
No cyan toner cartridge
is installed.
Install the cyan toner
cartridge.
55
Magenta cartridge run out
No magenta toner
cartridge is installed.
Install the magenta toner
cartridge.
56
Yellow cartridge run out
No yellow toner
cartridge is installed.
Install the yellow toner
cartridge.
57
Black cartridge run out
No black toner cartridge
is installed.
Install the black toner
cartridge.
58
Illegal toner cartridge
The substandard toner
cartridge is installed.
Install the standard toner
cartridge.
59
Cyan toner near-empty
The cyan toner cartridge
is nearly empty.
---
5A
Magenta toner near-empty
The magenta toner
cartridge is nearly
empty.
---
5B
Yellow toner near-empty
The yellow toner
cartridge is nearly
empty.
---
5C
Black toner near-empty
The black toner
cartridge is nearly
empty.
---
5D-5F
Not used
60
Stacker full
The output tray is full of
the recording paper.
Remove the recording
paper from the output
tray.
61
TMA&TMAM control
The automatic color
calibration is failed.
Press the Stop key to clear
the error.
62-6F
Not used
70
OPC belt un-device
The OPC belt is
removed.
Assemble the OPC belt.
71
Fuser unit un-device
The fuser unit is not
assembled.
Assemble the fuser unit.
72
Transfer roller un- device
The transfer roller is not
assembled.
Assemble the transfer
roller.
Summary of Contents for MFC-9420CN
Page 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS MFC 9420CN ...
Page 16: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...
Page 22: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Page 33: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Page 48: ...Confidential 3 1 4 CBV DBV Fig 3 16 Y M C K Fig 3 17 ...
Page 69: ...Confidential 3 3 5 Fig 3 35 ...
Page 73: ...Confidential 3 3 9 3 Interface Circuit Printer side Fig 3 38 ...
Page 82: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Page 85: ...Confidential 4 2 Cover page sample End page sample Fig 4 1 ...
Page 86: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Page 94: ...Confidential 5 5 5 1 1 AC Cord 1 Disconnect AC cord from the machine Fig 5 1 AC cord Machine ...
Page 175: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Page 203: ...Confidential CHAPTER 7 CLEANING ...
Page 205: ...Confidential CHAPTER 8 MAINTENANCE MODE ...
Page 213: ...8 6 Confidential Fig 8 2 Scanning Compensation Data List a b c d e f g h i j k l m n q ...
Page 224: ...8 17 Confidential Cover page sample End page sample Fig 8 8 ...
Page 255: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...
Page 279: ...Confidential 9 23 2 Image failure 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...
Page 280: ...Confidential 9 24 15 a 15 b 16 17 18 19 20 21 22 23 24 25 Fig 9 1 ...
Page 325: ...App 1 5 Confidential 6 Transfer Unit X X X X X X 7 1 2 3 Location SERIAL NO YEAR MONTH DATE ...
Page 398: ...B Power Supply PCB 100V 127V Confidential ...