5.System Maintenance 
132 
(Tray 1, 
Bypass Tray) 
Custom Paper 
Size: Unit 
If the paper size factory 
default is A4, then the 
custom size factory default 
unit is mm. 
If the paper size factory 
default is Letter, then the 
custom size factory default 
unit is inch. 
(Tray 1, 
Bypass Tray) 
Custom Paper 
Size: 
Horizontal 
100–216 mm (3.94–8.50 inch) 
Precision is two digits after 
the decimal point in inch or 
one digit after the decimal 
point in mm. 
If an input value is more 
than the maximum value, 
then it will be treated as the 
maximum value. 
If an input value is less than 
the minimum value, then it 
will be treated as the 
minimum value. 
(Tray 1, 
Bypass Tray) 
Custom Paper 
Size: Vertical 
148–356mm (5.83–14.02 inch.) 
Precision is two digits after 
the decimal point in inch or 
one digit after the decimal 
point in mm. 
If an input value is more 
than the maximum value, 
then it will be treated as the 
maximum value. 
If an input value is less than 
the minimum value, then it 
will be treated as the 
minimum value. 
Tray Priority: 
Default Tray 
Machine Setting(s)/   Any Size/Type/ Any Custom 
Size/Type