Hello, I have a dell dimension 8250 and after compiling the dsdt.dsl file I get the following errors: Intel ACPI Component Architecture ASL Optimizing Compiler version 20060512 [Jul 15 2006] Copyright (C) 2000 - 2006 Intel Corporation Supports ACPI Specification Revision 3.0a dsdt.dsl 356: Notify (\_SB.PCI0.ISA.KBD, 0x02) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.KBD) dsdt.dsl 666: Method (_S5D, 0, NotSerialized) Warning 1097 - Unknown reserved name ^ (_S5D) dsdt.dsl 1331: Device (DMA) Error 4094 - ^ syntax error, unexpected PARSEOP_DMA, expecting PARSEOP_NAMESEG or PARSEOP_NAMESTRING dsdt.dsl 1504: Field (\_SB.PCI0.ISA.COM, ByteAcc, NoLock, Preserve) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.COM) dsdt.dsl 1513: Field (\_SB.PCI0.ISA.FDPA, ByteAcc, NoLock, Preserve) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.FDPA) dsdt.dsl 1598: CreateByteField (FDB0, \_SB.PCI0.ISA.FDC._CRS._X03._MIN, IOL0) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.FDC._CRS._X03._MIN) dsdt.dsl 1600: CreateByteField (FDB0, \_SB.PCI0.ISA.FDC._CRS._X03._MAX, IOL1) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.FDC._CRS._X03._MAX) dsdt.dsl 1602: CreateByteField (FDB0, \_SB.PCI0.ISA.FDC._CRS._X04._MIN, I2L0) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.FDC._CRS._X04._MIN) dsdt.dsl 1604: CreateByteField (FDB0, \_SB.PCI0.ISA.FDC._CRS._X04._MAX, I2L1) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.FDC._CRS._X04._MAX) dsdt.dsl 1606: CreateWordField (FDB0, \_SB.PCI0.ISA.FDC._CRS._X05._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.FDC._CRS._X05._INT) dsdt.dsl 1607: CreateByteField (FDB0, \_SB.PCI0.ISA.FDC._CRS._X06._DMA, DAM) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.FDC._CRS._X06._DMA) dsdt.dsl 1873: CreateByteField (CMA0, \_SB.PCI0.ISA.COMA._CRS._X07._MIN, IOL0) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.COMA._CRS._X07._MIN) dsdt.dsl 1875: CreateByteField (CMA0, \_SB.PCI0.ISA.COMA._CRS._X07._MAX, IOL1) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.COMA._CRS._X07._MAX) dsdt.dsl 1877: CreateWordField (CMA0, \_SB.PCI0.ISA.COMA._CRS._X08._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.COMA._CRS._X08._INT) dsdt.dsl 2037: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X09._MIN, IOL0) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X09._MIN) dsdt.dsl 2039: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X09._MAX, IOL1) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X09._MAX) dsdt.dsl 2041: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X09._ALN, LALN) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X09._ALN) dsdt.dsl 2042: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X09._LEN, LLEN) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X09._LEN) dsdt.dsl 2043: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X0A._MIN, I2L0) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X0A._MIN) dsdt.dsl 2045: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X0A._MAX, I2L1) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X0A._MAX) dsdt.dsl 2047: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X0A._ALN, HALN) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X0A._ALN) dsdt.dsl 2048: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X0A._LEN, HLEN) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X0A._LEN) dsdt.dsl 2049: CreateWordField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X0B._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X0B._INT) dsdt.dsl 2050: CreateByteField (PTB0, \_SB.PCI0.ISA.PRT._CRS._X0C._DMA, DAM) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.PRT._CRS._X0C._DMA) dsdt.dsl 2450: Field (\_SB.PCI0.ISA.P40C, ByteAcc, NoLock, Preserve) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.P40C) dsdt.dsl 2458: Field (\_SB.PCI0.ISA.P41C, ByteAcc, NoLock, Preserve) Error 4062 - Object does not exist ^ (\_SB.PCI0.ISA.P41C) dsdt.dsl 2498: CreateWordField (PRR0, \_SB.LNKA._CRS._X0D._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.LNKA._CRS._X0D._INT) dsdt.dsl 2553: CreateWordField (PRR1, \_SB.LNKB._CRS._X0E._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.LNKB._CRS._X0E._INT) dsdt.dsl 2608: CreateWordField (PRR2, \_SB.LNKC._CRS._X0F._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.LNKC._CRS._X0F._INT) dsdt.dsl 2663: CreateWordField (PRR3, \_SB.LNKD._CRS._X10._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.LNKD._CRS._X10._INT) dsdt.dsl 2718: CreateWordField (PRR4, \_SB.LNKE._CRS._X11._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.LNKE._CRS._X11._INT) dsdt.dsl 2773: CreateWordField (PRR5, \_SB.LNKF._CRS._X12._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.LNKF._CRS._X12._INT) dsdt.dsl 2828: CreateWordField (PRR6, \_SB.LNKG._CRS._X13._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.LNKG._CRS._X13._INT) dsdt.dsl 2883: CreateWordField (PRR7, \_SB.LNKH._CRS._X14._INT, IQR) Error 4062 - Object does not exist ^ (\_SB.LNKH._CRS._X14._INT) dsdt.dsl 2906: } Error 4094 - ^ syntax error, unexpected '}', expecting $end ASL Input: dsdt.dsl - 2907 lines, 98364 bytes, 902 keywords Compilation complete. 34 Errors, 1 Warnings, 0 Remarks, 188 Optimizations I do have a very modularized kernel so I have the following loaded on startup: processor thermal fan Any help would be greatly appriciated, John - 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