Canon 7086 Series Service Manual - page 320
Chapter 8
8-20
F-8-25
8.6.4 Detecting the Level of Paper
0010-8211
iR7105 / iR7095 / iR7086
The machine indicates the level of paper inside the deck and the cassette in four readings (including No Paper) on the control panel.
T-8-15
In the case of the deck right/left, two sensors are used to detect the position of the deck, and combinations of the states of the sensors (on/off) are used to find out
the level of paper.
For the absence of paper, an exclusive sensor is used.
F-8-26
Level of paper
Indication on control panel
100% to about 50% of capacity
about 50% to about 10% of capacity
about 10% of capacity or less
No paper
Paper sensor
Paper detecting lever
Lifter
Paper level
(100% to
about 50%)
Paper level
(about 50% to
about 10%)
Paper level
(about 10%
or less)
[2]
[1]
[1]
[1]
[2]
[2]
DC controller PCB
Main controller PCB