ELECTRICAL COMPONENT DESCRIPTION
A860/B390
8-4
SM
1.4 ELECTRICAL COMPONENT DESCRIPTION
Symbol
Name
Function
Index No.
Motors
M1
Tray
Drives all rollers.
20
M2
Upper Lift
Lifts the upper tray bottom plate.
3
M3
Lower Lift
Lifts the lower tray bottom plate.
18
Sensors
S1
Upper Lift
Detects when the paper in the upper tray is at
the correct feed height.
2
S2
Lower Lift
Detects when the paper in the lower tray is at
the correct feed height.
19
S3
Upper Paper End Informs the copier/printer when the upper tray
runs out of paper.
13
S4
Lower Paper End Informs the copier/printer when the lower tray
runs out of paper.
14
S5
Vertical Transport Detects misfeeds.
12
S6
Upper Paper
Height 1
Detects the amount of paper in the upper tray.
5
S7
Upper Paper
Height 2
Detects the amount of paper in the upper tray.
4
S8
Lower Paper
Height 1
Detects the amount of paper in the lower tray.
11
S9
Lower Paper
Height 2
Detects the amount of paper in the lower tray.
10
Switches
SW1
Tray Cover
Detects when the tray cover is opened.
8
SW2
Upper Paper Size Determines what paper size is in the upper tray.
16
SW3
Lower Paper Size Determines what paper size is in the lower tray.
15
Magnetic Clutches
MC1
Upper Paper
Feed
Starts paper feed from the upper tray.
6
MC2
Lower Paper
Feed
Starts paper feed from the lower tray.
9
MC3
Relay
Drives the relay rollers.
7
PCBs
PCB1
Tray Main
Controls the paper tray unit and communicates
with the copier/printer.
1
Others
H1
Optional Tray
Heater
Removes humidity from the paper in the trays.
17
Содержание Aficio 2022
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