Canon W8400 Series, Service Manual, Page: 187 / 224

Chapter 6
6-37
T-6-38
6.2.6 Power Supply
0009-9755
F-6-6
30 GND - GND
J1108
Pin
number
Signal name IN/OUT Function
1 GND - GND
2 +5V IN Power supply (+5.1V)
3 C_MODEL_SEL* - NC
4 HVHFBG - NC
5 VHFBH - NC
6 HEADEEPCS IN Head EEPROM chip select signal
7 HEADEEPWD IN Head EEPROM write signal
8 HEADEEPRD OUT Head EEPROM read signal
9 HEADEEPCLK IN Head EEPROM data transfer clock
10 GND - GND
11 ADTRG* IN LICC2 output sample hold
12 LICC2_DT IN LICC2 input data
13 LICC2_LT IN LICC2 input data latch signal
14 DSOUT1 OUT LICC2 analog output
15 DSOUT2 OUT LICC2 analog output
16 GND - GND
17 LICC2_CLK IN LICC2 input data clock
18 GND - GND
19 <BK>
C5_HENB_B* IN BK heat pulse output
20 <LC>
C4_HENB_B* IN LC heat pulse output
21 <LM>
C3_HENB_B* IN LM heat pulse output
22 <BK> C5SUBH IN BK subheat pulse drive
23 <LC> C4SUBH IN LC subheat pulse drive
24 <LM> C3SUBH IN LM subheat pulse drive
25 <C> C2SUBH IN C subheat pulse drive
26 <M> C1SUBH IN M subheat pulse drive
27 <Y> C0SUBH IN Y subheat pulse drive
28 <C>
C2_HENB_B* IN C heat pulse output
29 <M>
C1_HENB_B* IN M heat pulse output
30 <Y>
C0_HENB_B* IN Y heat pulse output
J1107
Pin
number
Signal name IN/OUT Function
J1003
J1002
J1001