Canon printer help
Canon printers often show a support code. Use the exact code and model when you have them. If there is no code, start with the symptom instead.
Use the guided troubleshooter and start with what you can see.
Canon model and support-code guides
TS3700 support codes
Paper, cartridges, Wi-Fi, scanning, alignment, cloud-service, and printer faults.
TS6420 support codes
Paper, duplex jams, cartridges, absorber warnings, and Wi-Fi.
TS3600 support codes
Paper, cartridges, absorbers, wireless setup, and alignment.
Support Code 5100
Printer mechanism or obstruction troubleshooting.
Support Code B200
Service-required printer error on applicable families.
Support Code 5B00
Ink absorber full condition on applicable models.
Support Code 6000
Printer error with possible paper-path/jam involvement.
Support Code 5200
Printer/ink-system error on applicable inkjet models.
Support Code 1700
Ink absorber warning.
Support Code 1300
Paper jam troubleshooting.
Support Code 1401
Print-head installation/compatibility condition.
Support Code 1688
Ink cartridge empty condition.
Common Canon problems
Canon error-code guides
Browse reviewed, canonical error guides. Codes are grouped by the component or task they describe so this remains useful navigation rather than a keyword list.
Established error guides
Canon GX2000 series
Canon 1876 — Cassette is missing or not pushed fully into the
Cassette is missing or not pushed fully into the printer; align the paper guides, load correctly, and seat the cassette fully
Canon 2500 — Automatic print-head alignment failed
Automatic print-head alignment failed
Canon 2803 — Document is too long or jammed in the automatic
Document is too long or jammed in the automatic document feeder
Canon 2806 — Document cover is open or the ADF scan helper is not
Document cover is open or the ADF scan helper is not installed correctly; reseat/clean it if the code returns
Canon 3415 — Communication with the incoming POP3 mail server
Communication with the incoming POP3 mail server failed; verify server address and port, then server condition
Canon 3419 — Communication with the mail server failed
Communication with the mail server failed; verify outgoing mail account/password and server condition
Canon 5212 — Printer/black print-head ink-system error
Printer/black print-head ink-system error