Ricon B156, Руководство по обслуживанию

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ELECTRICAL COMPONENT DESCRIPTIONS
B457 10 SM
2.3 ELECTRICAL COMPONENT DESCRIPTIONS
Symbol Name Function Index No.
Motors
M1 Tray Drives all rollers. 4
M2 Tray Lift Drives the paper tray up or down. 6
Sensors
S1
Paper End 1
(paper feed side) Informs the copier/printer when the paper in
the right side (paper feed side) of the tray has
been used up. If there is a paper stack in the
left side (paper storage side), this is moved
into the paper feed side. If there is no paper
stack in the left side, paper end is indicated.
13
S2
Relay Detects the copy paper coming to the relay
roller and checks for misfeeds.
14
S3
Upper Limit Detects when the paper is at the correct paper
feed height.
12
S4
Lower Limit Detects when the tray is completely lowered,
to stop the LCT motor.
11
S5
Paper Height 1, 2, 3 Detects the amount of paper remaining in the
right side of the tray.
10
S6
Paper Height 4, 5 Detects the amount of paper remaining in the
left side of the tray.
17
S7
Left Fence HP Detects when the left fence is at its home
position
16
S8 Tray Detects whether the tray is correctly set. 2
S9
Side Fence Detects whether the side fence is open or
closed. (The fence opens when the left-tray
paper stack is moving to the paper feed side.)
9
S10
Paper Size Detects whether the side fence is at the LT or
A4 position.
8
S11
Paper End 2
(paper storage side) Informs the copier/printer when there is no
paper in the left side (paper storage side) of
the tray.
15
Switches
SW1 Right Cover Detects whether the right cover is open. 7
Magnetic Clutches
MC1 Paper Feed Drives the paper feed roller. 5
MC2
Stack Transport Drives the rear fence of the paper storage
side.
3
PCBs
PCB1
Main Controls the LCT and communicates with the
copier/printer.
1