3-18
3.3 CONTROL ELECTRONICS
3.3.1 Configuration
The hardware configuration of the facsimile machine is shown below.
4-pin
4-pin
NCU PCB
Ink cartridge sensors
Print head
Print head
Carriage encoder
Head thermister
INK JET
PRINTER
UNIT
Carriage PCB
Carriage motor
Paper feed motor
USB Parallel interface
(ECP)
11-pin
7-pin
(10-pin)*
Line
External telephone
Power supply
PCB
* 7-pin: American models
10-pin: Other models
AC line
PC
3-pin
3-pin
2-pin
Paper width sensor
Main PCB
EEPROM
DC motor
driver
Stepping
motor driver
Engine
GA
SDRAM
(8MB/2MB)
Main
ASIC
ROM
(2MB)
MODEM
Ink empty sensor
Sensor
support
Registration sensor
Paper
chute
Purge unit
Purge cam HP switch
Pump switching cam HP switch
12-pin
11-pin
9-pin
7-pin
CCD unit
(CCD motor)
(CCD HP sensor)
4-pin
4-pin
ADF motor
Document sensor PCB
(Document front sensor
and document rear sensor)
2-pin
Document tray
open sensor
ADF UNIT
SCANNER
UNIT
Relay
PCB
Control panel PCB ASSY
(Scanner open sensor)
Piezo ringer
Configuration of Facsimile Machine
Summary of Contents for MFC-5100C
Page 1: ...FACSIMILE EQUIPMENT SERVICE MANUAL MODEL MFC5100C MFC590 ...
Page 4: ...CHAPTER 1 GENERAL DESCRIPTION ...
Page 11: ...CHAPTER 2 INSTALLATION ...
Page 19: ...CHAPTER 3 THEORY OF OPERATION ...
Page 39: ...CHAPTER 4 DISASSEMBLY REASSEMBLY LUBRICATION AND ADJUSTMENT ...
Page 114: ...4 73 7 Paper ejection roller gear and PF roller gear 8 Paper feed roller and PF spring ...
Page 116: ...4 75 11 Purge shaft ...
Page 119: ...4 78 Head Positioning Test Pattern ...
Page 120: ...CHAPTER 5 MAINTENANCE MODE ...
Page 127: ...5 6 Scanning Compensation Data List ...
Page 141: ...5 20 Vertical Alignment Check Pattern ...
Page 148: ...CHAPTER 6 ERROR INDICATION AND TROUBLESHOOTING ...
Page 173: ...MFC5100C MFC590 Appendix 1 EEPROM Customizing Codes ...
Page 176: ...MFC5100C MFC590 Appendix 2 Firmware Switches WSW ...
Page 220: ...A Main PCB 1 6 ...
Page 221: ...A Main PCB 2 6 ...
Page 222: ...A Main PCB 3 6 ...
Page 223: ...A Main PCB 4 6 ...
Page 224: ...A Main PCB 5 6 ...
Page 225: ...A Main PCB 6 6 ...
Page 226: ...R27 100 R28 100 R29 100 R30 100 B Relay PCB ...
Page 227: ...C NCU PCB ...
Page 228: ...D Control Panel PCB 1 2 ...
Page 229: ...D Control Panel PCB 2 2 ...
Page 230: ...E Power Supply PCB ...