Panasonic JU-257A Service Guide - Page 12
Mb Fdu, Mitsubishi Mf-355c-58ml, Mitsubishi Mf-355c-58mf, Sa450
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Peripherals - Pocket Service Guide 1.44 MB FDU MITSUBISHI MF-355C-58ML MITSUBISHI MF-355C-58MF SA450 JUMPER DESCRIPTION JP2-IS Front LED controlled by the Drive Select signal JP2-IU Front LED controlled by the Ready signal JP3-DS0 Drive selected as DRIVE 0 JP3-DS1 Drive selected as DRIVE 1 JP2-MM Motor start-up by the Motor-On signal JP2-MS Motor start-up by the Drive Select signal JP2-HI JP2-HD JP2-SW JP1-HD JP1-LD Open or Ready is the signal on pin 2 of the interface connector JP4-HD Issues the HD Sense signal on pin 2 JP4-NC Pin 2 not connected JP2-SR Issues the Standard Ready signal on pin 34 JP2-DC Issues the Disk Change signal on pin 34 JP2-(DC) Issues the Disk Change signal on pin 2 SETTING FOR SETTING FOR MF-355C-58ML MF-355C-58MF ON ON OFF OFF OFF OFF ON ON ON ON OFF OFF OFF OFF OFF OFF ON ON ON ON OFF OFF ON OFF OFF ON OFF OFF ON ON OFF OFF 4-12 3.5" MICRO FLOPPY DISK DRIVES