Control Electronics; Components - Brother DCP130C Service Manual

3.3 CONTROL ELECTRONICS

3.3.1 Components

The following illustration shows the hardware components. The corresponding wiring diagrams
appear in Appendix
WLAN PCB
ROM
8 MB
4 MB
EEPROM
PictBridge
USB
Digital camera
5.
1
*
WLAN
2
*
LAN PC
USB
LAN I/F
6-wire
Main
SDRAM
ASIC
32 MB 3
*
16 MB 4
*
MODEM
3
*
4
*
DC motor driver
Main PCB
DC motor driver
Stepping motor driver
Stepping motor driver
Media 1
Media 2
(xD/SD/MS
(CF card)
card)
Power supply
PCB
4-wire
3 7-wire
*
Control panel PCB
4
* 5-wire
18-wire Color LCD
INK JET PRINTING & PAPER FEEDING
Carriage PCB
12-wire (Head 3)
CR encoder sensor
14-wire (Head 1)
Paper width sensor
Head thermistor
13-wire (Head 2)
2-wire
Carriage motor
Ink refill ASSY
Ink cartridge PCB
9-wire
Ink cartridge sensors
Casing internal temperature thermistor
Maintenance unit
2-wire
Purge cam switch
PF encoder PCB
4-wire
PF encoder sensor
7-wire
Registration sensor PCB
Registration sensor
3-wire
2-wire
Paper feed motor
SCANNING
12-wire CIS unit
4-wire
CIS motor
ADF unit
Document front sensor
3-wire
3-wire Document rear sensor
4-wire
ADF motor
* 1 For wireless LAN-enabled models
* 2 For wired LAN-enabled models
* 3 For models with color LCD
* 4 For models with monochrome LCD
* 5 For models with ADF
3-47
AC line
Cover sensor PCB
Scanner/ink cartridge
cover sensor
4
*
Monochrome
3 LCD
*
Head/
carriage
unit
5
*
(DCP_BlockDiagram)
Confidential