bueno el problema es el siguiente cuando booteo el dvd
funciona sale la manzana y la pantalla gris pero despues
me sale la misma pantalla gris y con letras negras que dicen esto:

unable to find driver for this plataform "ACPI"

y otras letras mas pero creo que esto importa mas

mi equipo es este
motherboard acer
modelo g31


BIOS VendorAmerican Megatrends Inc.BIOS VersionR01-A3BIOS Date01/18/2008BIOS Size512 KBBIOS Starting SegmentF000hDMI Version2.5Characteristics- supports ISA - supports PCI - supports Plug-and-Play - supports APM - upgradeable (Flash) BIOS - allows BIOS shadowing - ESCD support is available - supports booting from CD-ROM - supports selectable boot - BIOS ROM is socketed - supports Enhanced Disk Drive specification - supports INT 13 5.25-inch/1.2M floppy services - supports INT 13 3.5-inch/720K floppy services - supports INT 13 3.5-inch/2.88M floppy services - supports INT 05 print-screen - supports INT 09 and 8042 keyboard services - supports INT 14 serial services - supports INT 17 printer services - supports INT 10 CGA/Mono video services - supports ACPI - supports legacy USB - supports booting from LS-120 - supports booting from ATAPI ZIP drive - BIOS Boot Specification supported - Enable Targeted Content Distribution
Number of CPU(s)One Physical Processor / 2 Cores / 2 Logical Processors / 64 bitsCPU Full NameIntel(R) Core(TM)2 Duo CPU E4600 @ 2.40GHzCPU NameIntel Core 2 Duo E4600CPU Code NameConroePlatform NameSocket 775 LGARevisionM0Technology65 nmInstructionsMMX, SSE, SSE2, SSE3, SSSE3, ET64, XD, ESTOriginal Clock2400 MHzOriginal System Clock200 MHzOriginal Multiplier12.0CPU Clock2394 MHzSystem Clock199.5 MHzFSB798.0 MHzCore 0 Speed1197.1 MHzCore 0 Multiplier6.0Core 1 Speed1197.1 MHzCore 1 Multiplier6.0L1 Data Cache2 x 32 KBytesL1 Instructions Cache2 x 32 KBytesL2 Cache2048 KBytes disco duro
Manufacturer Western Digital Model WDC WD3200AAJS-22B4A0 Size 320.0 GB Firmware Version 01.03A01 Serial Number WD-WMAT13107191 Interface Serial ATA Standard ATA8-ACS | ---- Transfer Mode (Current / Max) SATA-300 / SATA-300 Features S.M.A.R.T., 48bit LBA, NCQ, AAM (Disabled) Temperature 39 C (102 F) Controller Buffer Size on Drive 8192 KB Removable No Cache Enabled (Read / Write) Yes / Yes SMART Support Yes

espero que púeda ayudarme

gracias de antemano