Paper Size Detection - Ricoh D025 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
DLT (A3) SEF*1
LG (B4) SEF*2
A4 SEF
B5 SEF
LT (A4) LEF*3
B5 (Exe) LEF*4
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.
SM
Europe/Asia SW4
A3 (DLT) SEF*1
B4 (LG) SEF*2
A4 SEF
B5 SEF
A4 (LT) LEF*3
B5 (Exe) LEF*4
A5 LEF
11
Paper Size Detection
Switch Location
SW3
1 1
1 1
0 0
0 0
0 1
1 0
0 1
SW2
0
1
1
0
1
1
0
D351