⚠
warning HP
Error Code RED_LED_FLASHES_5X
Manual feed or error condition requiring user intervention. The Go button (HP LaserJet P1505/P1505n) needs to be pressed.
? What Causes This
Manual paper feed required or continuable error detected by device.
✓ How to Fix It
Press the Go button if in manual feed mode, reset settings and continue operation
Source: page 63 of the official manual
From the manual
This error code appears in:
HP Laserjet P1505 Printer