Canon imagePROGRAF iPF820 User Manual page 644

Problems with the printing quality
5.
Refer to the following table to conrm the number on the Platen that corresponds to the size
of paper for printing.
Number
2 10"x12" / 8"x10"
3 14"x17"
4 17-in. Roll (431.8mm) / ANSI C
5 JIS B2 / JIS B3
6 ISO A1 / ISO A2 / 20"x24"
7 ISO A0 / ISO A1
8 36"x48" (ARCH E) / 24"x36" (ARCH D)
9 JIS B0 / JIS B1
10 Poster 42"x60"
6.
Using the back of the Cleaning Brush, move the Switch to the side opposite ●, corresponding to
the size of the paper for printing.
In this case, note that you will move the switch in the opposite direction from the direction in
step 4.
7.
Close the Top Cover.
630 Troubleshooting
Paper Size
Dimensions
254 mm (10 in.)
355 mm (14 in.)
432 mm (17 in.)
515 mm (20 in.)
594 mm (23 in.) / 610 mm (24 in.)
841 mm (33 in.)
914 mm (36 in.)
1030 mm (40.5 in.)
1,067 mm (42 in.)