Paper Size Detection - Ricoh B230 Service Manual

2.3 PAPER SIZE DETECTION

There are four paper size switches [A] working in combination. Switch 1 (right end) is for
tray set detection. The other three switches detect the paper size as shown in the table
below. The actuator [B] is moved by the end plate [C].
0: Not pushed, 1: Pushed
Models
North America
1
DLT (A3) SEF*
2
LG (B4) SEF*
A4 SEF
B5 SEF
3
LT (A4) LEF*
4
B5 (Exe) LEF*
A5 LEF
*1
: Detects either DLT SEF or A3 SEF, depending on the setting of SP5-181-7 or
11.
*2
: Detects either LG SEF or B4 SEF, depending on the setting of SP5-181-8 or
12.
*3
: Detects either LT LEF or A4 LEF, depending on the setting of SP5-181-6 or 10.
4
* : Detects either Exe LEF or B5 LEF, depending on the setting of SP5-181-9 or
13
The machine disables paper feed from a tray if the paper size cannot be detected (if the
SM
Europe/Asia SW4
1
A3 (DLT) SEF*
2
B4 (LG) SEF*
A4 SEF
B5 SEF
3
A4 (LT) LEF*
4
B5 (Exe) LEF*
A5 LEF
11
Paper Size Detection
Switch Location
SW3 SW2
1 1
1 1
0 0
0 0
0 1
1 0
0 1
0
1
1
0
1
1
0
B800