Canon imageRUNNER ADVANCE 4551i Service Manual page 75

Location Jam code
01
0046
0007
0047
0008
0048
0009
0049
0010
0050
0094
Others
Location Jam code
01 0090
0091
0092
0093
0095
0071
0073
0096
*1 It occurs when a software sequence error has occurred for some reasons. The machine is recovered by opening and then
closing the cover to remove jammed paper.
*2 An error which is handled as an error code occurs. It is highly possible that the machine is recovered by opening and then
closing the cover. Therefore, the jam message is indicated to make the user to open and then close the cover to recover the
machine. If the machine is not recovered by opening and then closing the cover, refer to the error log, and perform the remedy
for the error code which has occurred at the same time.
*3 Limited functions jam is a jam for preventing an original to be left inside the machine when a problem which requires the
machine moves to limited functions mode occurs. If an error occurs for some reasons, a jam message is displayed to make the
user to perform jam removal. After that, an error is displayed, and the device enters limited functions mode. The machine recovers
when the cause of the error is solved.
If this jam occurs, refer to the error log, and perform the remedy for the error code which has occurred at the same time.
NOTE:
Settings/Registration (method for resuming when a feeder paper jam occurs)
When performing stream reading, the method for resuming after a jam has occurred can be set.
Setting item is as follow.
• From 1st Page: After removing the jam, load all original pages in the Document Pickup Tray again. After the Start key is
pressed, the machine feeds the original pages that were already read until the jam occurred without reading them again, and
resume reading of the remaining pages. (Default)
• From Stopped Original: After removing the jam, only load the original pages that have not yet been read in the Document
Pickup Tray again. After the Start key is pressed, the machine resumes reading of the remaining pages.
This equipment supports stream reading of 150 original pages (80 g/m
original, for example, it can take up to 2 minutes to resume reading if all the original pages are loaded again. Resuming from the
original page where reading stopped enables shorter jam recovery times.
■ Fan
This equipment has a single fan. Its functions are indicated below.
Code
FAN_A1 ADF Cooling Fan
Sensor name
ADF Registration Sensor PS_R2
ADF Lead Sensor 1 PS_A6
ADF Lead Sensor 2 PS_A7
Entire Feed System Sen- -
sor
Jam type
DADF open
DADF opened by user
Cover open
Cover opened by user
Pickup error
Software timing error*1
Error avoidance jam*2
Limited functions jam*3
Name
Sensor number
Delay
Yes
Yes
Yes
Yes
Sensor name
DADF Open/Close Sen-
sor 1/2
Cover Open/Closed Sen-
sor
Post-separation Sensor
-
-
-
2
), so if a jam occurs at the 149th page of a 150 page
Cooling the ADF Driver PCB (UN_BO1) and 3 motors
62
2. Technology
Jam type
Stationary
- Yes
-
-
- Yes
- Yes
-
-
- Yes
- Yes
- -
Sensor number
Reader: PS_N1, PS_N2
PS_A5
PS_R1
-
-
-
Function
Residual
-
-
-
-
-
-
-
-
-
Yes