COPYRIGHT
©
2002 CANON INC. 2000 CANON iR1600/iR2000 REV.1 JAN. 2002
6-14
CHAPTER 6 PICKUP/FEDING SYSTEM
4.2 Sequence of Jam Detection
4.2.1 Delay Jam
a. Cassette Pickup Assembly
The machine will identify the following condition as a cassette pickup assembly delay
jam: after the cassette pickup solenoid goes ON, the leading edge of paper does not reach
the retry sensor within a specific period of time.
Pickup assembly Motor Sensor
Cassette Cassette pickup solenoid (SL151) Retry sensor (PS152)
T05-402-01
b. Other Delay Jams
A check is made for jams other than a cassette pickup assembly delay jam as follows:
The machine will identify the following condition as a delay jam: the time it takes for pa-
per to move from the sensor N-1 to the delay jam sensor N in question is controlled in rela-
tion to the number of clock pulses from the main motor; the delay jam sensor N in question
does not go ON within a specific period of time after the sensor N-1 goes ON.
F06-402-01
Start key ON or
PRINT setting accepted
INTR / PRINT
Sensor N-1
Jam check
Sensor N
Normal
Error
TT
(T =
feed period
)
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