Toshiba E-STUDIO900 Paper Size Detection, Top Tray Tray 1 and Middle Tray Tray, Bottom Tray Tray

5.7 PAPER SIZE DETECTION

			[A]
[B]	1	2	3

	A4-LEF	B5-LEF	A5-LEF	A5-SEF	LT-LEF	HLT-	HTL-
						LEF	SEF
SW1	0	1	0	0	0	1	1
SW2	1	0	1	0	0	0	1
SW3	1	1	0	1	0	0	0
						1: HI	0: LOW

Top Tray (Tray 1) and Middle Tray (Tray 2)

For the top and middle trays, the paper size switch [A] detects the paper size. The paper size switch contains three microswitches. The paper size switch is actuated by an actuator plate [B] at the rear of the tray. Each paper size has its own unique combination as shown in the table and the CPU determines the paper size by the combination.

Bottom Tray (Tray 3)

The bottom tray has the same switch as the top and middle trays. However, it is only used for detecting when the tray is pushed in.

For the bottom tray, the paper size must be selected in the SP5019-007:

B070/B071 5-12 PTM