1.44 MB FDU
PANASONIC JU-257A-293P
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-MO
Spindle motor controlled by the Motor On signal
ON
SW2-MS
Spindle motor controlled by the Drive Select signal
OFF
SW1-RY
Disk Change is the signal on pin 34 of the interface connector
ON
SW1-DC
Ready is the signal on pin 34 of the interface connector
OFF
SW5-PS2
PS2 Mode Select
OFF
SW5-AT
PCAT Mode Select
ON
SW6
NC, OUT, NC
Pin 2 of the interface connector is not connected
OFF
SW6
EX, EX, OUT
HD is the output signal on pin 2 of the interface connector
ON
4
Peripherals - Pocket Service Guide
3.5" MICRO FLOPPY DISK DRIVES
4-5
