![Brother MFC-9420CN Скачать руководство пользователя страница 261](http://html.mh-extra.com/html/brother/mfc-9420cn/mfc-9420cn_service-manual_54175261.webp)
Confidential
9-5
[ 2 ] Error codes shown in the "MACHINE ERROR X X" message
s
Error Code
(Hex)
Symptom Probable
Cause
Solution
Connector LCN does
not properly connected
Connect the connector
properly.
Laser unit defective
Replace the laser unit
20
Laser power error
Engine controller board
defective
Replace the engine
controller board
Connector LCN does
not properly connected
Connect the connector
properly.
Laser unit defective
Replace the laser unit
21
Beam detector error.
Engine controller board
defective
Replace the engine
controller board
22
NVRAM error
Main PCB defective
Replace the main PCB
Control error
Try the Power Switch
Off/On
23 Engine
controller
hardware
error
Engine controller board
defective
Replace the engine
controller board
Main motor
defective
Replace the main motor
24
Process timing clock error.
Engine controller board
defective
Replace the Engine
controller board
Toner cartridge gear
defective
Replace the toner
cartridge.
Developer gear unit
defective
Replace developer gear
unit
Developer motor
defective
Replace the developer
motor
25
Developing motor error
Engine controller board
defective
Replace the engine
controller board.
Main motor
defective
Replace the main motor
26
Main motor error.
Engine controller board
defective
Replace the engine
controller board.
Connector LCN does
not properly connected
Connect the connector
properly.
Laser unit defective
Replace the laser unit
27
Scanner motor error
Engine controller board
defective
Replace the engine
controller board.
Содержание MFC-9420CN
Страница 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS MFC 9420CN ...
Страница 16: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...
Страница 22: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 33: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 48: ...Confidential 3 1 4 CBV DBV Fig 3 16 Y M C K Fig 3 17 ...
Страница 69: ...Confidential 3 3 5 Fig 3 35 ...
Страница 73: ...Confidential 3 3 9 3 Interface Circuit Printer side Fig 3 38 ...
Страница 82: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Страница 85: ...Confidential 4 2 Cover page sample End page sample Fig 4 1 ...
Страница 86: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 94: ...Confidential 5 5 5 1 1 AC Cord 1 Disconnect AC cord from the machine Fig 5 1 AC cord Machine ...
Страница 100: ...Confidential 5 11 5 1 5 Side Cover LR 1 Remove the screw and then remove the side cover LR Fig 5 8 Side cover LR Screw ...
Страница 172: ...Confidential 5 83 CIS unit 2 Side cover L Hole Main PCB CIS unit CIS flat cable Document scanner Insert ...
Страница 173: ...Confidential 5 84 FB motor 3 Side cover L Hole Hole Main PCB Document scanner FB motor FB motor harness Insert ...
Страница 175: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 203: ...Confidential CHAPTER 7 CLEANING ...
Страница 205: ...Confidential CHAPTER 8 MAINTENANCE MODE ...
Страница 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 ...
Страница 224: ...8 17 Confidential Cover page sample End page sample Fig 8 8 ...
Страница 255: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 279: ...Confidential 9 23 2 Image failure 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...
Страница 280: ...Confidential 9 24 15 a 15 b 16 17 18 19 20 21 22 23 24 25 Fig 9 1 ...
Страница 325: ...App 1 5 Confidential 6 Transfer Unit X X X X X X 7 1 2 3 Location SERIAL NO YEAR MONTH DATE ...
Страница 398: ...B Power Supply PCB 100V 127V Confidential ...
Страница 399: ...B Power Supply PCB 240V Confidential ...
Страница 428: ...SM FAX045 5CS101 6 Printed in Japan ...