Canon BJ-10sx - Manual (Page 97)

Printing Area
Paper
Horizontal
a 7.2 to 8.5 in (182 to 216 mm)
b 0.13 in (3.4 mm) -- A4 size paper
0.25 in (6.4 mm) -- Letter-size paper
Vertical
c 10.1 to 14.0 in (257 to 356 mm)
d 0.33 in (8.5 mm)
e 0.5 in (12.7 mm)
Envelopes