请教怎样用ＰＣ光区读取ＤＣ正版游戏？！

DVD-303S Firmware Update Procedure

1. Connect the DVD-303S to to the SCSI bus.  Set the ID for 2.  Verify
   that the bus is correctly terminated.

2. Make a bootable diskette and include the following files:
    ANSI.SYS (whose version corresponds to the Operating System used).
    MSCDEX.EXE (whose version corresponds to the OS used).
    DOS APSI driver for you SCSI controller.
    DRD60ASP.SYS (Pioneer DOS ASPI driver, file date 11-04-96).
    UPDVDS4.EXE (file date 10-23-98).
    V71a.HEX

3. Make sure that the DOS driver DRD60ASP.SYS.SYS and the ANSI driver
   ANSI.SYS is loaded via CONFIG.SYS.  NOTE load the ASPI driver for
   your SCSI controller prior to loading DRD60ASP.SYS
     ex. DEVICE=A:\ANSI.SYS
         DEVICE=A:\DRD60ASP.SYS /D:MSCD001

4. In AUTOEXEC.BAT, make sure that MSCDEX is called.
     ex. A:\MSCDEX.EXE /D:MSCD001

5. Boot the computer using this diskette.  DO NOT ATTEMPT TO RE-PROGRAM
   THE DRIVE FROM A DOS WINDOW.

6. After the computer completes the boot sequence, issue the following
   command at the DOS prompt:
     A:\>UPDVDS4 /2 V71a.HEX

7. DO NOT ABORT THE PROGRAM OR POWER CYCLE THE SYSTEM UNTIL THE PROGRAM
   SUCCESSFULLY COMPLETES.