Initial Check
Initial check items list
Item
No.
Detail
Check
Site Environment
1
The voltage of the power supply is as rated (+/ -10%).
2
The site is not a high temperature / humidity environment (near a water faucet, water boiler,
humidifi er), and it is not in a cold place. The machine is not near a source of fi re or dust.
3
The site is not subject to ammonium gas.
4
The site is not exposed to direct rays of the sun. (Otherwise, provide curtains.)
5
The site is well ventilated, and the floor keeps the machine level.
6
The machine's power plug remains connected to the power outlet.
Checking the Paper
1
The paper is of a recommended type.
2
The paper is not moist. Try paper fresh out of package.
Checking the Placement
of Paper
1
Check the cassette and the manual feed tray to see if the paper is not in excess of a specific
level.
2
If a transparency is used, check to make sure that it is placed in the correct orientation in
the manual feed tray.
Checking the Durables
1
Check the table of durables to see if any has reached the end of its life.
Checking the Periodically
Replaced Parts
2
Check the scheduled servicing table and the periodically replaced parts table, and replace
any part that has reached the time of replacement.
Checking Each Unit/ Each Function System
Item
No.
Detail
Check
Reader
1
Check that there is no cut, dirt or any foreign particle on the scanner system parts.
2
Check that the CCD unit moves smoothly and there is no dirt on the rail.
3
Check that the lump light does not blink.
4
Check that there is no dew condensation found on the scanning system parts.
Image Formation System 1
Check that the drum unit and developing assembly are properly installed.
2
Check that there is no cut and dirt on the photosensitive drum.
3
Check that the transfer roller is not worn and deformed and has no cut/ dirt.
Fixing System
1
Check that the fixing film and pressure roller is not worn and deformed and has no cut/ dirt.
2
Check that the fixing thermistor wire is not cut.
3
Check that there is electrical conductivity among thermoswitch.
Pickup Feed System
1
Check that there is no foreign particle such as paper dust etc.
2
Check that the pickup/ feed/ separation roller does not accumulate the paper dust. Check
that these rollers are not worn and deformed and have no cut/ dirt.
3
Check that the registration roller/ paper path roller is not worn and deformed and has no
cut/ dirt.
4
Check that the feed guide is not worn and deformed and has no cut/ dirt.
5
Check that there is no edge fold/ curl/ wave/ moisture absorption occurred on the paper.
6
Check if using Canon recommended paper/ transparency makes it better or not.
Drive system
1
Check that the drive system does not get heavy load.
2
Check that the gear is not worn and not get chipped.
Cassette
1
Check that the cassette is installed properly and the paper size is configured properly. Check
if the symptom appears or not after replacing the cassette with the cassette that works
normally.
2
Check that the cassette middle plate moves smoothly and is not deformed.
3
Check that the cassette side guide plate/ trailing edge guide plate is properly set.
4
Check that the cassette heater switch is ON (When the cassette heater is installed.).
General
1
Check that the sensor/ clutch/ motor/ solenoid works properly (Make sure to check the power
source and signal transmission route with the general circuit diagram.).
2
Check that there is no wire wedged/ screw loosened.
3
Check that all the external covers are installed.
4
Check that the main power switch/ control panel power switch is ON.
6. Troubleshooting
333
Summary of Contents for imagerunner advance 4551i
Page 19: ...Product Overview 1 Product Lineup 7 Features 13 Specifications 16 Name of Parts 26 ...
Page 155: ...Periodical Service 3 Consumable Parts List 143 Cleaning Check Adjustment Locations 146 ...
Page 392: ...Error Jam Alarm 7 Overview 380 Error Code 383 Jam Code 509 Alarm Code 520 ...
Page 545: ...Service Mode 8 Overview 533 COPIER 549 FEEDER 845 SORTER 851 BOARD 871 ...
Page 892: ...Unpacking 1 2 1200 mm 840 mm 769 mm 1230 mm 2430 mm 3 9 Installation 879 ...
Page 895: ...3 4 NOTE Keep the removed screws for relocating the host machine 2x 5 6 7 9 Installation 882 ...
Page 896: ...8 9 10 1x Installing the Air Filter 1 9 Installation 883 ...
Page 897: ...2 3 Installing the Drum Unit 1 2 3 9 Installation 884 ...
Page 899: ...8 NOTE The screw removed at procedure 4 is used 1x 9 10 11 12 9 Installation 886 ...
Page 923: ...5 6 NOTE Use the screws and Rubber Caps removed in step 1 2x 7 2x 9 Installation 910 ...
Page 935: ...7 1x 8 9 6x 10 2x 9 Installation 922 ...
Page 936: ...11 Installing the NFC Kit 1 2 2x 3 TP M3x4 1x 9 Installation 923 ...
Page 938: ...4 5 1x 6 9 Installation 925 ...
Page 985: ...8 2x 2x TP M4x8 Black When installing the USB Keyboard 1 9 Installation 972 ...
Page 991: ...7 4x 8 1x 1x Lower Cover 9 1x 10 1x 1x 9 Installation 978 ...
Page 992: ...11 1x 1x 12 1x 13 TP M3x12 2x 14 4x TP M3x6 9 Installation 979 ...
Page 997: ...Installation Procedure 1 2 2x 3 2x 4 6x 5 4x 9 Installation 984 ...
Page 998: ...6 7 NOTE Do not close the Wire Saddle 1x 1x 8 9 9 Installation 985 ...
Page 1003: ...2 1x 1x 3 2x 2x 4 9 Installation 990 ...
Page 1012: ...2 1x 1x 3 2x 2x 4 9 Installation 999 ...
Page 1014: ...7 CAUTION The connector must be contacted TP㸹M3x6 3x 1x 8 4x 9 9 Installation 1001 ...
Page 1016: ...13 4x 14 15 Binding M4x16 Binding M3x16 2x M3x16 M4x16 16 Binding M4x6 1x 9 Installation 1003 ...
Page 1023: ...Installation Procedure Preparation 1 4x 2 1x 1x 3 2x 9 Installation 1010 ...
Page 1029: ...4 5 1x 1x 9 Installation 1016 ...
Page 1048: ...3 2x TP M3x8 Black 4 2x TP M3x6 5 9 Installation 1035 ...
Page 1053: ... Installing the Removable HDD Kit 1 2x 2x 2 3 1x 4 9 Installation 1040 ...
Page 1065: ...3 2x TP M3x8 Black 4 2x TP M3x6 5 9 Installation 1052 ...
Page 1071: ... Installing the Removable HDD Kit 1 2x 2x 2 3 1x 4 9 Installation 1058 ...