Panasonic JU-257A Service Guide - Page 7
Mb Fdu, Panasonic Ju-257a-294p, Sa450
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Peripherals - Pocket Service Guide 1.44 MB FDU PANASONIC JU-257A-294P SA450 4 SWITCH SW3-0 SW3-1 SW3-2 SW3-3 SW2-NC SW2-OUT SW1-IN DESCRIPTION Drive selected as DRIVE 0 Drive selected as DRIVE 1 Drive selected as DRIVE 2 Drive selected as DRIVE 3 Pin 2 of the interface connector is not connected -HD is the output signal on pin 2 of the interface connector +HD is the input signal on pin 2 of the interface connector SETTING OFF ON OFF OFF OFF OFF ON 3.5" MICRO FLOPPY DISK DRIVES 4-7
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1.44 MB FDU
PANASONIC JU-257A-294P
SA450
SWITCH
DESCRIPTION
SETTING
SW3-0
Drive selected as DRIVE 0
OFF
SW3-1
Drive selected as DRIVE 1
ON
SW3-2
Drive selected as DRIVE 2
OFF
SW3-3
Drive selected as DRIVE 3
OFF
SW2-NC
Pin 2 of the interface connector is not connected
OFF
SW2-OUT
-HD is the output signal on pin 2 of the interface connector
OFF
SW1-IN
+HD is the input signal on pin 2 of the interface connector
ON
4
Peripherals - Pocket Service Guide
3.5" MICRO FLOPPY DISK DRIVES
4-7