44043511TH Rev.2
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Oki Data CONFIDENTIAL
2.11 Paper Size Detection
A cam is interlocked with the paper guide of the paper cassette, then four tab-pieces via this
cam drives the system according to the paper guide setting position.
When the paper cassette is attached to the printer, the micro-switch detects the state of the tab-
piece and then recognizes the size of the paper.
PSZSW1 PSZSW2 PSZSW3 PSZSW4
Cassette NONE 0 0 0 0
A3 Nobi 0 0 1 1
Tabloid 1 0 1 1
A3 1 0 0 1
B4 0 0 0 1
Legal 14" 0 1 0 1
Legal 13" 0 1 0 0
A4 Portrait 1 1 1 0
Letter Portrait 1 1 1 1
Executive 1 1 0 1
B5 Portrait 1 1 0 0
Letter Landscape 1 0 1 0
A4 Landscape 0 0 1 0
A5 0 1 1 0
B5 Landscape 1 0 0 0
A6 0 1 1 1