Assignment Of Circuit Board Connector Pins - Kyocera FS-1900 Service Manual

6-1-5 Assignment of circuit board connector pins

When measuring voltage or signal of circuit board installed in the printer, refer to the pin assignment
figure below. For further information of each pins and other circuit board, refer to section Appendix
A Wiring diagram on page A-20.
1
1 4 2
YC209
High voltage unit
[Parts side]
[Solder side]
1 21
2 22
YC203
1 2 3 1
YC833 YC831
Power supply unit
1 3
CN2
Figure 6-1-1 Assignment of circuit board connector pins
FS-1900
Engine board
33
34
YC206
CN1
1 9
1 9
18 2
1
17
CN2
Engine board
1 18
YC204
Fuser board
8
1 8
YC902
Power supply unit
6-34
Engine board
High voltage unit
Engine board
Fuser board