Ricoh JP5800 - Page 32

ELECTRICAL COMPONENT LAYOUT 1 March, 2000
1-26
Index No. Name Function
90 Drum Shift Sensor
Sends the image position data to the CPU for
display on the operation panel.
92 Ink Pump Sensor Monitors the operation of the ink pump to count
how many cycles it has moved.
95 Ink Cartridge Set
Sensor
Detects if the ink cartridge is in place.
96 Idling Roller HP Sensor
Detects when the idling roller is at home
position.
98 3
rd
Relay Sensor Detects misfeeds.
99
Relay Guide Set
Sensor
Detects whether the relay guide plate is closed.
100 2
nd
Relay Sensor Detects misfeeds.
112 Tray Registration
Sensor
Detects misfeeds and controls the tray
registration roller on-off timing.
113 Tray 2 Upper Limit
Sensor
Detects when the paper in tray 2 is at the correct
height for paper feed.
114 1
st
Relay Sensor
Detects misfeeds and controls the 2nd relay
roller on-off timing.
115 Right Tray Upper Limit
Sensor
Detects when the paper in the right side of tray 1
is at the correct height for paper feed.
117 Return Position Sensor Informs when the back plate in tray 1 is in the
return position.
119
Left Tray Upper Limit
Sensor
Detects when the left tray lift motor has lifted the
paper to the correct paper feed height. This is
only used if tray 1 contains paper larger than
A4/LT (when tray 1 is not being used as a
tandem feed tray).
120 Back Plate Home
Position Sensor
Detects when the back plate in tray 1 is at the
home position.
124 Tray 1 Paper Volume
Sensor
Informs the amount of paper inside tray 1.
125
Right Tray Lower Limit
Sensor
Detects when the bottom plate in the right side
of tray 1 is at its lower limit position.
127 Tray 1 Paper End
Sensor
Informs when tray 1 runs out of paper.
128 Tray 2 Paper Volume
Sensor
Informs the amount of paper inside tray 2.
129
Tray 2 Lower Limit
Sensor
Detects when the bottom plate in tray 2 is at its
lower limit position.
130 Rear Tray 2 Paper
Width Sensor
Detects paper width in tray 2.
132 Tray 2 Paper End
Sensor
Informs when tray 2 runs out of paper.
133
Front Tray 2 Paper
Width Sensor
Detects paper width in tray 2.
134 Tray 2 Paper Length
Sensor
Detects when there is long paper in tray 2.
135 Front Right Tray Paper
Width Sensor
Detects paper width in the right side of tray 1.