Panasonic JU-257A Service Guide - Page 14

Mb Fdu, Epson Smd1040-321, Sa450

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1.44 MB FDU SS01 Peripherals - Pocket Service Guide EPSON SMD1040-321 SA450 JUMPER SS01 DESCRIPTION 3-8 Mode is selected by an internal sensor. 4-5 I/F pins 1, 3 and 5 are connected to the +5 V. 3-4 7-8 Mode is selected by an internal sensor. When medium 2HD is inserted, the output signal on pin 9 is low. I/F pins 7, 9 and 11 are open. 4-5 7-8 Mode is selected by input signal HDI. Mode 2M is set when input signal HDI is at high level. I/F pins 1, 3 and 5 are connected to the +5 V. SETTING OFF OFF ON 4-14 3.5" MICRO FLOPPY DISK DRIVES

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1.44 MB FDU
EPSON SMD1040-321
SA450
JUMPER
SS01
DESCRIPTION
SETTING
3-8
4-5
Mode is selected by an internal sensor.
I/F pins 1, 3 and 5 are connected to the +5 V.
OFF
3-4
7-8
Mode is selected by an internal sensor.
When medium 2HD is inserted, the output signal on pin 9 is low.
I/F pins 7, 9 and 11 are open.
OFF
4-5
7-8
Mode is selected by input signal HDI.
Mode 2M is set when input signal HDI is at high level.
I/F pins 1, 3 and 5 are connected to the +5 V.
ON
SS01
Peripherals - Pocket Service Guide
4-14
3.5" MICRO FLOPPY DISK DRIVES