Service manual

3 - 14
JLFENC1 (Paper feed motor/LF encoder connector)
Pin No. Signal Name Function
1
2
3
4
5
6
LFA
LFB
GND
LF_ENCA
EVDD
LF_ENCB
LF motor phase A
LF motor phase B
GND
Encoder signal phase A
Sensor power supply
Encoder signal phase B
JUSB2 (USB interface connector)
Pin No. Signal Name Function
1
2
3
4
USB_VBI
USB_DM
USB_DP
GND
Cable power supply
Differential data signal
Differential data signal
GND
JCRM1 (Carriage motor connector)
Pin No. Signal Name Function
1
2
CRA
CRB
CR motor phase A
CR motor phase B
2.3.2 Carriage board
Figure 3-8 Carriage Board
JCRB1 (Carriage ribbon cable connector)
See page 3-12 (JCR1 Carriage ribbon cable connector pin description)
JCRB2 (Carriage ribbon cable connector)
See page 3-12 (JCR2 Carriage ribbon cable connector pin description)
JCRB3 (Carriage ribbon cable connector)
See page 3-13 (JCR3 Carriage ribbon cable connector pin description)
JHD1 (Print head contact)
Pin No. Signal Name Function
1 - 50 See page 3-15 (Print head pin description)
JCRB3 JCRB2 JCRB1
41
50
1
10