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Peripherals - Pocket Service Guide
1.44 MB FDU
JUMPER
D0
Drive selected as DRIVE 0
D1
Drive selected as DRIVE 1
D2
Drive selected as DRIVE 2
D3
Drive selected as DRIVE 3
MO
Spindle motor controlled by the Motor On signal
Spindle motor controlled by the Drive Select
MS
signal
NC
Pin 2 of the interface connector is not connected
HD
HD is the pin 2 output signal
TM
Terminator
AT
Mode Select PS2 (OFF) or PCAT (ON)
3.5" MICRO FLOPPY DISK DRIVES
PANASONIC JU-257A-081P
PANASONIC JU-257A-101P
DESCRIPTION
SA450
SETTING FOR
SETTING FOR
JU-257A-081P
JU-257A-101P
OFF
OFF
ON
ON
OFF
OFF
OFF
OFF
ON
ON
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
OFF
OFF
4
4-3
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