The Epson L1300 is a high-performance A3+ printer, but like all inkjet models, it eventually triggers "Service Required" errors. The "69" in your search often refers to specific error codes or versioning related to the adjustment program used to fix these issues. What is the Epson L1300 Adjustment Program?
Conclusion
Software resets solve the digital lockout, but the physical ink has to go somewhere. If you've reset your printer more than once, consider installing an external waste ink bottle
Step 2: Launch Adjustment Program