Canon PIXMA iP4200 Service Manual - Page 50

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