Canon iP4200 - PIXMA Photo Printer, Service Manual

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CN202
(
Print head 2/2 [Carriage unit]
)
21 H_EEPROM_SK Head EEPROM serial clock signal OUT
22 H_D10 Head data (SM2) OUT
23 LOGIC_GND Logic GND -
24 H_CLK Head data transfer clock signal OUT
25 H_EEPROM_DIO Head EEPROM data signal OUT
26 H_D12 Head data (SC2) OUT
27 H_D6 Head data (PBK1) OUT
28 LOGIC_GND Logic GND -
29 CR_ENCB CR encoder phase B IN
30 LOGIC_GND Logic GND -
31 CR_ENCA CR encoder phase A IN
32 LOGIC GND Logic GND -
33 DIA1 Diode sensor anode 1 IN
34 LOGIC GND Logic GND -
35 H_D7 Head data (PBK2) OUT
36 H_D11 Head data (M2) OUT
37 H_D9 Head data (Y2) OUT
38 H_D13 Head data (C2) OUT
39 SNS_CDR_P CDR position sensor signal IN
40 THERMO CR temperature sensor signal IN
41 DIK DIK (Logic GND) -
42 H_ENB2 Head heat enable signal 2 (Col-2) OUT
43 VSEN_CDRS Power supply for CDR sensor OUT
44 VSEN_3.3V Power supply for sensor 3.3V OUT
45 LOGIC GND Logic GND -
No. Signal name Function Input / Output
1 to 3
H_GND Head GND
-
4 to 6
HVH_24V Head drive power supply 24V
OUT
7 to 10
H_GND Head GND
-
11to
12
HVH_16V
Head drive power supply 16V
OUT
13 to
16
HVH_24V Head drive power supply 24V
OUT
17
LOGIC_GND Logic GND
-
18
HVDD_3.3V Head logic drive power supply 3.3V
OUT
19 LOGIC_GND Logic GND -
20
HVDD_3.3V Head logic drive power supply 3.3V
OUT
3-3