Canon PIXMA iP6220D Service Manual page 48

J202 (Print head 2/2 [Carriage unit:Color])
No.
1 DIA
2, 8, 10, 12,
SGND
14
3 A_HE0
4 A_CNO
5 DATA (M)
6 DATA (C)
7 DATA (Y)
9 HCLK
11 ID2
13 TH
15 ENC_OUT1
16 ENC_OUT0
17 ENC_PWR
18 HVDD
19 HLAT
20 B_HE1
J203 (LF encoder)
No.
1 VSEN_3.3V
2 GND
3 SNS_PE
4 SNS_ASF
5 GND
6 ENCB
7 ENCA
8 VSEN
J204 (Remote debugger)
No.
1 TXD
2 RXD
3 GND
4 +3.3V
J303 (IrDA)
No.
1 +3.3V
2 IR RXD
3 IR TXD
4 GND
Signal name
Signal name
Signal name
Signal name
Function
Diode sensor anode side
Ground
Heat enable
Head contact detection signal (CL)
Magenta seiral data
Cyan seiral data
Yellow seiral data
Head clock
Head ID
Thermistor signal
Encoder signal
Encoder signal
Encoder 3.3V
Head logic power upply
Latch signal
Heat enable
Function
Sensor power supply
Ground
PE sense
ASF sense
Ground
Encoder signal phase B
Encoder signal phase A
Sensor power supply
Function
Transmit data signal
Receive data signal
Ground
Power supply
Function
Power supply
Receive data signal
Transmit data signal
Ground
3-3