Ricoh G133 - Page 907

Component Layout
SM 13 B801
B801
LCIT
2.1.3 ELECTRICAL COMPONENT DESCRIPTIONS
Symbol Name Function
Index
No.
Motors
M1 Tray Drives all rollers. 3
M2 Tray Lift Drives the paper tray up or down. 13
Sensors
S1 Paper Feed Sensor
Detects whether the paper is jammed at
LCT.
11
S2 Relay
Detects the copy paper coming to the relay
roller and checks for misfeeds.
9
S3
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.
10
S4 Lift
Detects when the paper is at the correct
paper feed height.
8
S5-S7
Paper Height 1, 2,
3
Detects the amount of paper remaining in
the right side of the tray.
14
S8 Lower Limit
Detects when the tray is completely
lowered, to stop the LCT motor.
16
S9 End Fence HP
Detects when the left fence is at its home
position
18
S10 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.)
12
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.
19
S12
S13
Paper Height 4, 5
Detects the amount of paper remaining in
the left side of the tray.
20
Switches
SW1 Vertical Guide Detects whether the right cover is open. 7
SW2 Tray Set Switch Detects whether the tray is correctly set. 15