Canon W6400 Series Service Manual page 145

J504
Pin Signal name IN/OUT
number
1 GND OUT
2 E_READY OUT
3 C_WAKE OUT
4 C_READY IN
5 GND OUT
6 - -
7 SRI_IN_CLK IN
8 GND OUT
9 SRI_OUT_DATA OUT
10 SRI_INT OUT
11 GND OUT
12 ENG_SREQ OUT
13 GND OUT
14 ENG_SACK IN
15 - -
16 GND OUT
17 GND OUT
18 GND OUT
19 ENG_D1 IN/OUT
20 GND OUT
21 ENG_D4 IN/OUT
22 ENG_D5 IN/OUT
23 ENG_D7 IN/OUT
24 GND OUT
25 ENG_D10 IN/OUT
26 ENG_D11 IN/OUT
27 ENG_D13 IN/OUT
28 GND OUT
29 XRESET IN
30 START OUT
31 +5V OUT
32 +3.3V(C) OUT
33 +3.3V(C) OUT
34 +3.3V(C) OUT
35 +3.3V(C) OUT
36 +3.3V(C) OUT
37 - -
38 - -
39 - -
40 GND OUT
41 GND OUT
42 - -
43 GND OUT
44 - -
45 GND OUT
46 GND OUT
47 SRI_IN_DATA IN
48 GND OUT
49 SRI_OUT_CLK OUT
50 GND OUT
51 GND OUT
52 ENG_CREQ IN
53 ENG_CACK OUT
54 GND OUT
55 ENG_READY OUT
56 GND OUT
57 ENG_DCLK IN
58 GND OUT
T-6-5
Function
Logic system ground
Engine ready signal
Controller wake command signal
Controller ready signal
Logic system ground
-
SRI input clock signal
Logic system ground
SRI output data signal
SRI interrupt signal
Logic system ground
Engine status request signal
Logic system ground
Engine status acknowledge signal
-
Logic system ground
Logic system ground
Logic system ground
Parallel communication data 1 signal
Logic system ground
Parallel communication data 4 signal
Parallel communication data 5 signal
Parallel communication data 7 signal
Logic system ground
Parallel communication data 10 signal
Parallel communication data 11 signal
Parallel communication data 13 signal
Logic system ground
External reset
Panel SW detect power supply
Power supply (+5.0V)
Controller +3.3V power supply
Controller +3.3V power supply
Controller +3.3V power supply
Controller +3.3V power supply
Controller +3.3V power supply
-
-
-
Logic system ground
Logic system ground
-
Logic system ground
-
Logic system ground
Logic system ground
SRI input data signal
Logic system ground
SRI output clock signal
Logic system ground
Logic system ground
Command request signal
Command acknowledge signal
Logic system ground
Engine ready signal
Logic system ground
Parallel communication clock signal
Logic system ground
Chapter 6
6-19