Canon PIXMA E474 - Manual (Page 315)

14 flashes Ink cartridge cannot be recognized. 1684
15 flashes FINE cartridge cannot be recognized. 1682
16 flashes Ink has run out. 1688
ON Lamp and Alarm Lamp Flash Alternately
Example of 2 times flashing:
(A) Flashes
(B) Goes off
Number of flashes Cause Support Code
2 flashes Printer error has occurred. 5100
7 flashes Printer error has occurred. 5B00 , 5B01
10 flashes An error requiring a repair has occurred. B201
B202
B203
B204
Other cases than above Printer error has occurred. 5011
5012
5050
5200
5400
6000
6500
6800
6801
6900
6901
6902
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