/660CN and FAX2580C/2480C
Head
Carriage PCB
HEAD 2
CIS
motor
Ink cartridge PCB
HEAD 3
PCB principal (main PCB)
Color LCD
Control panel PCB
Paper
CR
feed
motor
motor
Scanner/ink cartridge
cover sensor
MFC665CW/660CN and
MFC845CW/665CW only
FAX2480C only
Hook switch
ADF
WLAN
PCB
motor
PCB
MFC845CW/FAX2580C only
PF
Purge
REGI-
encoder
Speaker
cam
sensor
sensor
switch
CN3
TXD
-17
RTS
-16
RST
-15
S0V
-14
S0V
-13
RING
-12
HSMIPD
-11
MIPD
-10
LIN0D
-9
CI
-8
M0V
-7
LOUT0D
-6
HSSPOUTP
-5
+3.3V
-4
+3.3V
-3
SPOUTPD
-2
CTS
-1
RXD
CN1
La
-1
Lb
CN2
POL
-2
RELAY
-1
S0V
CN1
+31V
-3
+31V
-2
P0V
-1
P0V
Backup
battery
MFC845CW/665CW/660CN
and FAX2580C only