EPSON AcuLaser C9200N Revision D
OPERATING PRINCIPLES      Operating principle of Option mechanism 87
Confidential
Note H : Blocking
L : Unblocking
Figure 2-80.  Paper size detection control
Table 2-12.  Paper size detection control (Optional Cassette)
Paper Size
Optional Cassette
Paper Size Board (PWB-I)
Optional Cassette 
CD Size Sensor/1
(PC4-PC)
Optional Cassette 
CD Size Sensor/2
(PC3-PC)
SW1 SW2 SW3 SW4
A3
ON
ON/
OFF
ON ON H L
B4 ON ON ON OFF H L
A4R
OFF
ON/
OFF
ON ON L H
A4 ON/
OFF
OFF OFF OFF H L
B5R OFF OFF ON OFF L L
B5 ON ON OFF OFF H L
A5R ON/
OFF
OFF OFF OFF L L
11 x 17 ON OFF ON ON H H
Legal ONONONOFF L H
Letter R ON OFF OFF ON L H
Letter OFF OFF OFF OFF H H