LISC-128 (ランドコンピュータ) C bus built-in flash disk drive with IDE interface.Capacity 128 MB. Supported devices are PC-9801E, F, M, U, VF, VM, UV, VX, UX, LV, CV, RX, RS, RA, LS, ES, EX, LX, T, DX, DS, DA, UF, UR, US, FA, FS, FX, BA, BX, BA2, BS2, BX3, BA3, BX4, PC-9821Ap, As, Ae, Af, Ap2, As2, Ap3, As3, Bp, Bs, Be, Bf, Ts, Cx, Cs2, Ce2, Cf, Xa7, Xa9, Xa10, Xa12, Xe10, Xt13, PC-98DO, DO +, XL, XL ^ 2, RS, GS (NEC DOS 3.3 Or more), PC-H98 all models (high resolution mode not possible), EPSON 98 compatible machine with C bus slot All models.  * Make the clock number 10 MHz in PC-9801 RX.  ※ ※ Can not be used in high resolution mode.In the manual, compatible models include PC-98XA    It would be a mistake. There are 8 series dip switches on the board. 1-2-3-4: Interrupt number setting  ON-OFF-OFF-OFF INT 0 When the ROM address and I / O base address settings are 2  OFF-OFF-OFF-ON INT 3 (Factory setting) Setting of ROM address and I / O base address                      In the case of 1, 3  * When using with SCSI I / F, set the interrupt number to INT 3 and set the SCSI I / F interrupt number   Set to something other than INT 3. 5-6: ROM address and I / O base address setting  1 OFF-OFF D 0000 h D 0 h  2 ON-OFF D 0000 h 840 h  3 ON-OFF D 8000 h 640 h (factory setting)   Possible settings for the main unit model are    PC-9801E, F, M 1    PC-9801Cf, Cx, Cs2, Ce2 2    PC-9801UR, US, BA, BX, BA2, BS2, BX3, PC-9821Ap, As, Ae, Af, Ap2, As2, As        Bp, Bs, Be, Bf, Ts 1 (recommended setting), 2    Models other than the above ■ 1, 2, 3 (recommended setting)    * Set to 2 when using it with the built-in IDE BIOS.In this case SCSI HDD     It can not be used with SCSI I / F to emulate. 7: Not used (Factory setting: OFF) 8: ROM enable / disable setting  OFF ■ ROM enabled (factory setting)  ON ■ setting not possible (If this is ON, this product will not operate) There is a 40-pin male connector on the board, to which IDE devices with slave settings can be connected it can.