Canon iR4570 Series Service Manual page 344

Chapter 8
INCH
SW4-ON=INCH
[1] AB/Inch switch
[2] Cassette size dial
[3] Cassette size detection PCB
AB-configuration
Size
(no cassette)
A5R
A4
A4R
A3
B5
B5R
B4
U1
U2
Envelope
8-28
[2]
[1]
SW3
SW2
SW1
SW0
SW4
SW0
OFF
ON
ON
OFF
OFF
ON
OFF
ON
OFF
OFF
ON
F-8-26
T-8-7
SW1 SW2 SW3
OFF OFF OFF
OFF ON ON
ON ON ON
ON ON ON
ON OFF ON
ON OFF ON
OFF OFF ON
OFF OFF ON
ON OFF OFF
ON ON OFF
OFF ON OFF
SW4
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON/OFF