Kyocera FS-1900 - 4-3 Electrical control system

4-23
FS-1900
$ Paper gauge sensor 2 (PH703)
% Top cover/paper transfer unit interlock switch (SW702)
^ Left cover interlock switch (SW703)
& Top cover switch (SW701)
* MP tray paper sensor (PC502)
( Option feeder sensor (PC501)
) Paper full sensor
⁄ Exit sensor
¤ Temperature/humidity sensors
‹ Power switch
› Paper size switch
fi Thermistor
4-3 Electrical control system
4-3-1 Electrical parts layout
(1) Circuit boards, sensors and switches
1 Main board (KP-948)
2 System DIMM [board] (KP-893)
3 Engine board (KP-864)
4 Sensor board (KP-574)
5 LCD controller board (KP-738)
6 Engine relay board (KP-760)
7 APC board (KP-742)
8 Pin photo diode sensor [board] (KP-746)
9 Fuser board (KP-756)
0 Power supply unit
! High voltage unit
@ Registration sensor (PH701)
# Paper gauge sensor 1 (PH702)
Figure 4-3-1 Circuit boards, sensors and switches
fl Thermal cutout
‡ N etwork interface card or
serial interface card (Optional)
fl
fi
)
¤
6
8
7
5
3
*
(
0
4
!
2
‡
1
‹
⁄
9
›
$
&
@
%
^
#