Canon PIXMA TS6420 Ink: PG-275 / CL-276 Cartridges | Castle Ink
Last Updated:The Canon PIXMA TS6420 wireless all-in-one uses PG-275 pigment black and CL-276 color ink cartridges. Canon also sells higher-yield PG-275XL and CL-276XL tanks that dramatically lower your per-page cost.
Ink Cartridges at a Glance
| Cartridge | Color | Approx. Page Yield |
|---|---|---|
| Canon PG-275 | Pigment Black | ~140 pages |
| Canon CL-276 | Tri-Color | ~165 pages |
| Canon PG-275XL | Pigment Black | ~400 pages |
| Canon CL-276XL | Tri-Color | ~300 pages |
The PG-275 / CL-276 family is used in the Canon PIXMA TR4720, TS3520, TS3522, TS6420, and TS6420a — so if you own more than one of these home Canon printers, you can stock a single XL set.
Save on Canon PG-275 / CL-276 Ink
Castle Ink’s compatible PG-275XL and CL-276XL cartridges deliver the same yield as Canon OEM at a fraction of the price — and every cartridge is backed by a 1-year quality guarantee.
How to Replace Ink in the Canon PIXMA TS6420
- Power the printer on and lift the scanner unit until it locks open.
- Wait for the print head to slide to the replacement position.
- Press the tab on the empty cartridge to release it, then lift it straight out.
- Remove the orange protective cap from the new cartridge and slide it into the matching slot until it clicks.
- Close the scanner unit and let the printer run its alignment routine.
Troubleshooting Tips
"Ink cartridge cannot be recognized" alert: Reseat each cartridge and wipe the gold chip contacts with a lint-free cloth.
Streaky prints: From the TS6420 touchscreen, run Setup > Maintenance > Cleaning. Repeat once if streaks persist.
Alignment off: After installing a new cartridge, run Setup > Maintenance > Print Head Alignment.
Firmware-blocked cartridges: Canon firmware updates can sometimes reject third-party chips. If you use compatibles, decline firmware updates when prompted.
Official Canon Resources
Canon PIXMA TS6420 Support Page
Canon Ink Cartridge Finder
Bottom Line
If your PIXMA TS6420 is running low, the PG-275XL / CL-276XL 2-pack is the most cost-effective way to refill both black and color and get back to printing.
Frequently Asked Questions
Can I mix PG-275 standard and PG-275XL?
Yes — the cartridges are interchangeable. Many users run an XL black with a standard color tri-color.
Does the TS6420 need a setup cartridge?
No, your replacement cartridges install directly. Setup ink is only used the first time you unbox a brand-new printer.
What’s the difference between PG-275 and CL-276?
The PG-275 is a pigment black cartridge used for crisp text. The CL-276 is a tri-color (cyan, magenta, yellow) tank used for color and photo prints.
How long do PG-275XL and CL-276XL cartridges last?
The XL black yields about 400 pages and the XL color yields about 300 pages, depending on coverage.
Why does Canon show a "Non-genuine cartridge" message?
This is a standard Canon warning when using compatibles. Press and hold Stop for 5 seconds and printing will continue normally.
Written by William Elward, Founder of Castle Ink — 20+ years in the printer supplies industry.