Head Relay Pcb - Canon iPF8400S Service Manual

6.2.3 Head relay PCB

J101
Pin Number Signal name
1 GND
2 GND
3 VHT12
4 VH2_FB
5 VH2
6 VH2
7 VH2
8 VH2
9 VH2
10 VH2
11 GND
12 GND
13 GND
14 GND
15 GND
16 GND
17 GND
18 VH1
19 VH1
20 VH1
21 VH1
22 VH1
23 VH1
24 VH1_FB
25 H3V
J102
Pin Number Siganal name
1 H1-E-HE-8
2 GND
3 H1-E-DATA-8-OD
4 GND
5 H1-E-DATA-9-OD
6 GND
7 H1-F-HE-10
8 VH2
9 H1-F-DATA-10-OD
10 GND
11 H1-F-DATA-11-OD
12 GND
13 H1-F-HE-11
14 GND
15 H1-F-DATA-11-EV
16 GND
17 H1-F-DATA-10-EV
18 GND
19 H1-E-HE-9
20 GND
21 H1-E-DATA-9-EV
J201
1 1
J202
J502
1 1
J203
1 1
1 1
J602
1 1
IN/OUT
-
-
IN
IN
IN
IN
IN
IN
IN
IN
-
-
-
-
-
-
-
IN
IN
IN
IN
IN
IN
IN
IN
IN/OUT
IN
-
IN
-
IN
-
IN
-
IN
-
IN
-
IN
-
IN
-
IN
-
IN
-
0
J101
1 1
J102
1 1
J103
1 1
1 1
F-6-3
T-6-37
Function
GND
GND
Power supply
VH2 feed back voltage
Power supply
Power supply
Power supply
Power supply
Power supply
Power supply
GND
GND
GND
GND
GND
GND
GND
Power supply
Power supply
Power supply
Power supply
Power supply
Power supply
VH1 feed back voltage
Power supply
T-6-38
Function
Head(L) heat enable signal 8(E)
GND
Odd head(L) data signal 8(E)
GND
Odd head(L) data signal 9(E)
GND
Head(L) heat enable signal 10(F)
GND
Odd head(L) data signal 10(F)
GND
Odd head(L) data signal 11(F)
GND
Head(L) heat enable signal 11(F)
GND
Even head(L) data signal 11(F)
GND
Even head(L) data signal 10(F)
GND
Head(L) heat enable signal 9(E)
GND
Even head(L) data signal 9(E)
J501
1 1
J601
Chapter 6
0028-6104
6-21