Panasonic JU-257A Service Guide - Page 15

Mb Fdu, Epson Smd1040-419, Sa450

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Peripherals - Pocket Service Guide 1.44 MB FDU SS01 EPSON SMD1040-419 SA450 4 JUMPER SS01 1-6 1-2 3-8 4-9 3-4 7-8 4-9 7-8 DESCRIPTION Drive selected as DRIVE 0 Drive selected as DRIVE 1 The mode is selected by an internal sensor. I/F pins 7, 9 and 11 are connected to GND. The mode is selected by the HDI input signal Mode 2M is selected by a low HDI input signal I/F pins 7, 9 and 11 are open. The mode is selected by the HDI input signal Mode 2M is selected by a high HDI input signal. I/F pins 7, 9 and 11 are connected to GND. SETTING OFF ON ON OFF OFF 3.5" MICRO FLOPPY DISK DRIVES 4-15

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1.44 MB FDU
EPSON SMD1040-419
SA450
JUMPER
SS01
DESCRIPTION
SETTING
1-6
Drive selected as DRIVE 0
OFF
1-2
Drive selected as DRIVE 1
ON
3-8
4-9
The mode is selected by an internal sensor.
I/F pins 7, 9 and 11 are connected to GND.
ON
3-4
7-8
The mode is selected by the HDI input signal
Mode 2M is selected by a low HDI input signal
I/F pins 7, 9 and 11 are open.
OFF
4-9
7-8
The mode is selected by the HDI input signal
Mode 2M is selected by a high HDI input signal.
I/F pins 7, 9 and 11 are connected to GND.
OFF
SS01
4
Peripherals - Pocket Service Guide
3.5" MICRO FLOPPY DISK DRIVES
4-15