B20 Gnd -- Gnd - Canon BJ-W9000 Service Manual

Part 5: Maintenance
J408
Pin No.
50 B10
51 B11
52 B12
53 B13
54 B14
55 B15
56 B16
57 B17
58 B18
59 B19
60 B20
61 B21
62 B22
63 B23
64 B24
65 B25
66 B26
67 B27
68 B28
69 B29
70 B30
71 B31
72 B32
73 B33
74 B34
75 B35
76 B36
77 B37
78 B38
79 B39
80 B40
J409
Pin No.
1 A1
2 A2
3 A3
4 A4
5 A5
6 A6
7 A7
8 A8
9 A9
10 A10
11 A11
12 A12
13 A13
14 A14
15 A15
Signal IN/OUT
GND ––
XCCACK IN
GND ––
XCCSYNC IN
MD1 IN
MD3 IN
GND ––
XMACK IN
GND ––
XMHSYNC IN
MMD1 IN
MMD3 IN
GND ––
XMMACK IN
GND ––
XMMHSYNC IN
YD1 IN
YD3 IN
GND ––
XYACK IN
GND ––
XYHSYNC IN
BD1 IN
BD3 IN
GND ––
XBACK IN
GND ––
XBHSYNC IN
GND ––
D5V OUT
GND ––
Signal IN/OUT
GND ––
IA0 OUT
IA2 OUT
GND ––
IA4 OUT
IA6 OUT
GND ––
ID0 IN/OUT
ID2 IN/OUT
GND ––
ID4 IN/OUT
ID6 IN/OUT
GND ––
XIR-I2S IN
/IPCDRV OUT
Function
GND
Reply signal for photocyan data request
GND
Line synchronization signal for photocyan
Magenta data bus (bit 1)
Magenta data bus (bit 3)
GND
Reply signal for Magenta data request
GND
Line synchronization signal for Magenta
Photomagenta data bus (bit 1)
Photomagenta data bus (bit 3)
GND
Reply signal for photomagenta data request
GND
Line synchronization signal for photomagenta
Yellow data bus (bit 1)
Yellow data bus (bit 3)
GND
Reply signal for yellow data request
GND
Line synchronization signal for yellow data
Black data bus (bit 1)
Black data bus (bit 3)
GND
Reply signal for black data request
GND
Line synchronization signal for black data
GND
Power (5V)
GND
Function
GND
CPU address bus (bit 0)
CPU address bus (bit 2)
GND
CPU address bus (bit 4)
CPU address bus (bit 6)
GND
CPU data bus (bit 0)
CPU data bus (bit 2)
GND
CPU data bus (bit 4)
CPU data bus (bit 6)
GND
Interrupt request signal (from IPC to system
controller)
IPC control signal
5-96
BJ-W9000