FS-9120DN/9520DN
2-1-4
84 ms
FSW1
RSW
PFCL-U
FCL1
RCL
DM
Print start
signal
100 ms
Image ready
124/96 ms
27 ms
20 ms
Timing chart 2-1-1 Paper feed from the upper cassette
a: 100 ms after the start key is pressed, the drive motor (DM) turns on to start the drive for the paper feed section. At the
same time, the upper paper feed clutch (PFCL-U) turns on, and the forwarding and paper feed pulleys rotate to start
primary paper feed.
b:20 ms after the leading edge of the paper turns the feed switch 1 (FSW1) on, the feed clutch 1 (FCL1) turns on and
the feed roller 1 rotates.
c:27 ms after the leading edge of the paper turns the registration switch (RSW) on, the upper paper feed clutch (PFCL-
U) and feed clutch 1 (FCL1) turn off.
d:84 ms after image ready signal turns on, the registration clutch (RCL) turns on, and the right registration roller rotates
to start secondary paper feed. At the same time, feed clutch 1 (FCL1) turns on for 30 ms.
e: 124/96 ms (FS-9120DN/9520DN) after the trailing edge of the paper turns the registration switch (RSW) off, the
registration clutch (RCL) turns off.
84 ms
RSW
MPFCL
MPPFCL
RCL
DM
Print start
signal
100 ms
Image ready
124/96 ms
35 ms
300 ms
100 ms
280 ms
Timing chart 2-1-2 Paper feed from the MP tray
a: 100 ms after the start key is pressed, the drive motor (DM) turns on to start the drive for the paper feed section.
b: 300 ms after the drive motor (DM) turns on, the MP paper feed clutch (MPPFCL) turns on.
c: 100 ms after the MP paper feed clutch (MPPFCL) turns on, the MP feed clutch (MPFCL) turns on.
d: 280 ms after the MP feed clutch (MPFCL) turns on, the MP paper feed clutch (MPPFCL) turns off.
e: 35 ms after the registration switch (RSW) turns on, the MP feed clutch (MPFCL) turns off.
f: 84 ms after image ready signal turns on, the registration clutch (RCL) turns on, and the right registration roller rotates
to start secondary paper feed.
g: 124/96 ms (FS-9120DN/9520DN) after the trailing edge of the paper turns the registration switch (RSW) off, the
registration clutch (RCL) turns off.