It some time's pops up a ballon saying critical power after I plug the power lead back in too. Output of dmesg= [4294667.296000] HighMem zone: 0 pages, LIFO batch:0 [4294667.296000] DMI present. [4294667.296000] ACPI: RSDP (v000 PTLTD ) @ 0x000f7520 [4294667.296000] ACPI: RSDT (v001 Sony J1 0x20050311 PTL 0x00000000) @ 0x1f6e5d1b [4294667.296000] ACPI: MADT (v001 Sony J1 0x20050311 PTL 0x0000005f) @ 0x1f6e9e78 [4294667.296000] ACPI: FADT (v002 Sony J1 0x20050311 PTL 0x0000005f) @ 0x1f6e9ee0 [4294667.296000] ACPI: BOOT (v001 Sony J1 0x20050311 PTL 0x00000001) @ 0x1f6e9fd8 [4294667.296000] ACPI: MCFG (v001 Sony J1 0x20050311 PTL 0x0000005f) @ 0x1f6e9f9c [4294667.296000] ACPI: SSDT (v001 Sony J1 0x20050311 PTL 0x20030224) @ 0x1f6e618f [4294667.296000] ACPI: SSDT (v001 Sony J1 0x20050311 PTL 0x20030224) @ 0x1f6e5f74 [4294667.296000] ACPI: SSDT (v001 Sony J1 0x20050311 PTL 0x20030224) @ 0x1f6e5d5b [4294667.296000] ACPI: DSDT (v001 Sony J1 0x20050311 PTL 0x20030224) @ 0x00000000 [4294667.296000] ACPI: PM-Timer IO Port: 0x1008 [4294667.296000] ACPI: Local APIC address 0xfee00000 [4294667.296000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) [4294667.296000] Processor #0 6:13 APIC version 20 [4294667.296000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] disabled) [4294667.296000] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) [4294667.296000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) [4294667.296000] ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0]) [4294667.296000] IOAPIC[0]: apic_id 1, version 32, address 0xfec00000, GSI 0-23 [4294667.296000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [4294667.296000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [4294667.296000] ACPI: IRQ0 used by override. [4294667.296000] ACPI: IRQ2 used by override. [4294667.296000] ACPI: IRQ9 used by override. [4294667.296000] Enabling APIC mode: Flat. Using 1 I/O APICs [4294667.296000] Using ACPI (MADT) for SMP configuration information [4294667.296000] Allocating PCI resources starting at 30000000 (gap: 20000000:c0000000) [4294667.296000] Built 1 zonelists [4294667.296000] Kernel command line: root=/dev/hda3 ro quiet splash [4294667.296000] mapped APIC to ffffd000 (fee00000) [4294667.296000] mapped IOAPIC to ffffc000 (fec00000) [4294667.296000] Initializing CPU#0 [4294667.296000] PID hash table entries: 2048 (order: 11, 32768 bytes) [4294667.296000] Detected 1496.447 MHz processor. [4294667.296000] Using pmtmr for high-res timesource [4294667.296000] Console: colour VGA+ 80x25 [4294667.322000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)[4294667.323000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) [4294667.335000] Memory: 500272k/514944k available (1973k kernel code, 14120k reserved, 601k data, 288k init, 0k highmem) [4294667.335000] Checking if this processor honours the WP bit even in supervisor mode... Ok. [4294667.395000] Calibrating delay using timer specific routine.. 2995.95 BogoMIPS (lpj=1497975) [4294667.395000] Security Framework v1.0.0 initialized [4294667.395000] SELinux: Disabled at boot. [4294667.395000] Mount-cache hash table entries: 512 [4294667.395000] CPU: After generic identify, caps: afe9fbff 00100000 00000000 00000000 00000000 00000000 00000000 [4294667.395000] CPU: After vendor identify, caps: afe9fbff 00100000 00000000 00000000 00000000 00000000 00000000 [4294667.395000] CPU: L1 I cache: 32K, L1 D cache: 32K [4294667.395000] CPU: L2 cache: 1024K [4294667.395000] CPU: After all inits, caps: afe9fbff 00100000 00000000 00000040 00000000 00000000 00000000 [4294667.395000] mtrr: v2.0 (20020519) [4294667.395000] CPU: Intel(R) Celeron(R) M processor 1.50GHz stepping 08 [4294667.395000] Enabling fast FPU save and restore... done. [4294667.395000] Enabling unmasked SIMD FPU exception support... done. [4294667.395000] Checking 'hlt' instruction... OK. [4294667.399000] checking if image is initramfs... it is [4294668.087000] Freeing initrd memory: 6386k freed [4294668.094000] ACPI: Looking for DSDT ... not found! [4294668.124000] ENABLING IO-APIC IRQs [4294668.125000] ..TIMER: vector=0x31 apic1=0 pin1=2 apic2=-1 pin2=-1 [4294668.236000] NET: Registered protocol family 16 [4294668.236000] EISA bus registered [4294668.236000] ACPI: bus type pci registered [4294668.236000] PCI: PCI BIOS revision 2.10 entry at 0xfd91f, last bus=8 [4294668.236000] PCI: Using MMCONFIG [4294668.237000] ACPI: Subsystem revision 20051216 [4294668.238000] ACPI: Interpreter enabled [4294668.238000] ACPI: Using IOAPIC for interrupt routing [4294668.245000] ACPI: PCI Root Bridge [PCI0] (0000:00) [4294668.245000] PCI: Probing PCI hardware (bus 00) [4294668.249000] Boot video device is 0000:00:02.0 [4294668.249000] PCI quirk: region 1000-107f claimed by ICH6 ACPI/GPIO/TCO [4294668.249000] PCI quirk: region 1180-11bf claimed by ICH6 GPIO [4294668.249000] PCI: Ignoring BAR0-3 of IDE controller 0000:00:1f.1 [4294668.250000] PCI: Transparent bridge - 0000:00:1e.0 [4294668.250000] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] [4294668.256000] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PCIB._PRT] [4294668.257000] ACPI: PCI Interrupt Link [LNKA] (IRQs 1 3 4 5 6 7 10 12 14 15) *11 [4294668.258000] ACPI: PCI Interrupt Link [LNKB] (IRQs 1 3 *4 5 6 7 11 12 14 15)[4294668.258000] ACPI: PCI Interrupt Link [LNKC] (IRQs 1 *3 4 5 6 7 10 12 14 15)[4294668.258000] ACPI: PCI Interrupt Link [LNKD] (IRQs 1 3 4 5 6 7 11 12 14 15) *10 [4294668.258000] ACPI: PCI Interrupt Link [LNKE] (IRQs 1 3 4 5 6 *7 10 12 14 15)[4294668.259000] ACPI: PCI Interrupt Link [LNKF] (IRQs 1 3 4 5 6 7 11 12 14 15) *0, disabled. [4294668.259000] ACPI: PCI Interrupt Link [LNKG] (IRQs 1 3 4 5 6 7 10 12 14 15) *0, disabled. [4294668.259000] ACPI: PCI Interrupt Link [LNKH] (IRQs 1 3 4 *5 6 7 11 12 14 15)[4294668.259000] ACPI: Embedded Controller [EC] (gpe 23) interrupt mode. [4294668.362000] Linux Plug and Play Support v0.97 (c) Adam Belay [4294668.362000] pnp: PnP ACPI init [4294668.364000] pnp: PnP ACPI: found 8 devices [4294668.364000] PnPBIOS: Disabled by ACPI PNP [4294668.364000] PCI: Using ACPI for IRQ routing [4294668.364000] PCI: If a device doesn't work, try "pci=routeirq". If it helps, post a report [4294668.386000] PCI: Ignore bogus resource 6 [0:0] of 0000:00:02.0 [4294668.386000] PCI: Bus 7, cardbus bridge: 0000:06:03.0 [4294668.386000] IO window: 00002400-000024ff [4294668.386000] IO window: 00002800-000028ff [4294668.386000] PREFETCH window: 30000000-31ffffff [4294668.386000] MEM window: 34000000-35ffffff [4294668.386000] PCI: Bridge: 0000:00:1e.0 [4294668.386000] IO window: 2000-2fff [4294668.386000] MEM window: b0100000-b01fffff [4294668.386000] PREFETCH window: 30000000-31ffffff [4294668.386000] PCI: Setting latency timer of device 0000:00:1e.0 to 64 [4294668.386000] PCI: Enabling device 0000:06:03.0 (0000 -> 0003) [4294668.386000] ACPI: PCI Interrupt 0000:06:03.0[A] -> GSI 16 (level, low) -> IRQ 169 [4294668.386000] Simple Boot Flag at 0x36 set to 0x1 [4294668.387000] audit: initializing netlink socket (disabled) [4294668.387000] audit(1144509375.386:1): initialized [4294668.387000] VFS: Disk quotas dquot_6.5.1 [4294668.387000] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [4294668.387000] Initializing Cryptographic API [4294668.387000] io scheduler noop registered [4294668.387000] io scheduler anticipatory registered [4294668.387000] io scheduler deadline registered [4294668.387000] io scheduler cfq registered [4294668.387000] isapnp: Scanning for PnP cards... [4294668.745000] isapnp: No Plug & Play device found [4294668.760000] PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12 [4294668.763000] i8042.c: Detected active multiplexing controller, rev 1.1. [4294668.765000] serio: i8042 AUX0 port at 0x60,0x64 irq 12 [4294668.766000] serio: i8042 AUX1 port at 0x60,0x64 irq 12 [4294668.768000] serio: i8042 AUX2 port at 0x60,0x64 irq 12 [4294668.769000] serio: i8042 AUX3 port at 0x60,0x64 irq 12 [4294668.770000] serio: i8042 KBD port at 0x60,0x64 irq 1 [4294668.770000] Serial: 8250/16550 driver $Revision: 1.90 $ 48 ports, IRQ sharing enabled [4294668.772000] RAMDISK driver initialized: 16 RAM disks of 65536K size 1024 blocksize [4294668.772000] Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 [4294668.772000] ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx [4294668.772000] ACPI: bus type ide registered [4294668.772000] mice: PS/2 mouse device common for all mice [4294668.773000] EISA: Probing bus 0 at eisa.0 [4294668.773000] Cannot allocate resource for EISA slot 1 [4294668.773000] Cannot allocate resource for EISA slot 2 [4294668.773000] EISA: Detected 0 cards. [4294668.773000] NET: Registered protocol family 2 [4294668.783000] IP route cache hash table entries: 4096 (order: 2, 16384 bytes)[4294668.783000] TCP established hash table entries: 16384 (order: 4, 65536 bytes) [4294668.783000] TCP bind hash table entries: 16384 (order: 4, 65536 bytes) [4294668.783000] TCP: Hash tables configured (established 16384 bind 16384) [4294668.783000] TCP reno registered [4294668.783000] TCP bic registered [4294668.783000] NET: Registered protocol family 1 [4294668.783000] NET: Registered protocol family 8 [4294668.783000] NET: Registered protocol family 20 [4294668.783000] Using IPI Shortcut mode [4294668.783000] ACPI wakeup devices: [4294668.783000] PWRB USB1 USB2 USB3 USB4 USB7 LANC [4294668.783000] ACPI: (supports S0 S3 S4 S5) [4294668.783000] Freeing unused kernel memory: 288k freed [4294668.850000] vga16fb: initializing [4294668.850000] vga16fb: mapped to 0xc00a0000 [4294668.986000] Console: switching to colour frame buffer device 80x25 [4294668.986000] fb0: VGA16 VGA frame buffer device [4294669.385000] input: AT Translated Set 2 keyboard as /class/input/input0 [4294670.141000] Capability LSM initialized [4294671.171000] ACPI: CPU0 (power states: C1[C1] C2[C2]) [4294671.171000] ACPI: Processor [CPU0] (supports 8 throttling states) [4294671.173000] ACPI: Thermal Zone [THRM] (56 C) [4294671.580000] ICH6: IDE controller at PCI slot 0000:00:1f.1 [4294671.580000] ACPI: PCI Interrupt 0000:00:1f.1[A] -> GSI 18 (level, low) -> IRQ 177 [4294671.580000] ICH6: chipset revision 3 [4294671.580000] ICH6: not 100% native mode: will probe irqs later [4294671.580000] ide0: BM-DMA at 0x1810-0x1817, BIOS settings: hda:DMA, hdb:DMA [4294671.580000] Probing IDE interface ide0... [4294671.844000] hda: HTS541080G9AT00, ATA DISK drive [4294672.558000] hdb: PIONEER DVD-RW DVR-K15, ATAPI CD/DVD-ROM drive [4294672.610000] ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 [4294672.615000] hda: max request size: 1024KiB [4294672.633000] hda: 156301488 sectors (80026 MB) w/7539KiB Cache, CHS=16383/255/63, UDMA(100) [4294672.634000] hda: cache flushes supported [4294672.634000] hda: hda1 hda2 < hda5 hda6 hda7 > hda3 [4294672.704000] hdb: ATAPI 24X DVD-ROM DVD-R CD-R/RW drive, 2000kB Cache, UDMA(33) [4294672.704000] Uniform CD-ROM driver Revision: 3.20 [4294673.119000] usbcore: registered new driver usbfs [4294673.119000] usbcore: registered new driver hub [4294673.121000] USB Universal Host Controller Interface driver v2.3 [4294673.121000] ACPI: PCI Interrupt 0000:00:1d.0[A] -> GSI 23 (level, low) -> IRQ 185 [4294673.121000] PCI: Setting latency timer of device 0000:00:1d.0 to 64 [4294673.121000] uhci_hcd 0000:00:1d.0: UHCI Host Controller [4294673.122000] uhci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 1 [4294673.122000] uhci_hcd 0000:00:1d.0: irq 185, io base 0x00001820 [4294673.122000] hub 1-0:1.0: USB hub found [4294673.122000] hub 1-0:1.0: 2 ports detected [4294673.223000] ACPI: PCI Interrupt 0000:00:1d.1[B] -> GSI 19 (level, low) -> IRQ 193 [4294673.223000] PCI: Setting latency timer of device 0000:00:1d.1 to 64 [4294673.223000] uhci_hcd 0000:00:1d.1: UHCI Host Controller [4294673.223000] uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 2 [4294673.223000] uhci_hcd 0000:00:1d.1: irq 193, io base 0x00001840 [4294673.223000] hub 2-0:1.0: USB hub found [4294673.223000] hub 2-0:1.0: 2 ports detected [4294673.324000] ACPI: PCI Interrupt 0000:00:1d.2[C] -> GSI 18 (level, low) -> IRQ 177 [4294673.324000] PCI: Setting latency timer of device 0000:00:1d.2 to 64 [4294673.324000] uhci_hcd 0000:00:1d.2: UHCI Host Controller [4294673.324000] uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 3 [4294673.324000] uhci_hcd 0000:00:1d.2: irq 177, io base 0x00001860 [4294673.324000] hub 3-0:1.0: USB hub found [4294673.324000] hub 3-0:1.0: 2 ports detected [4294673.425000] ACPI: PCI Interrupt 0000:00:1d.3[D] -> GSI 16 (level, low) -> IRQ 169 [4294673.425000] PCI: Setting latency timer of device 0000:00:1d.3 to 64 [4294673.425000] uhci_hcd 0000:00:1d.3: UHCI Host Controller [4294673.425000] uhci_hcd 0000:00:1d.3: new USB bus registered, assigned bus number 4 [4294673.425000] uhci_hcd 0000:00:1d.3: irq 169, io base 0x00001880 [4294673.425000] hub 4-0:1.0: USB hub found [4294673.425000] hub 4-0:1.0: 2 ports detected [4294673.528000] ACPI: PCI Interrupt 0000:00:1d.7[A] -> GSI 23 (level, low) -> IRQ 185 [4294673.528000] PCI: Setting latency timer of device 0000:00:1d.7 to 64 [4294673.528000] ehci_hcd 0000:00:1d.7: EHCI Host Controller [4294673.528000] ehci_hcd 0000:00:1d.7: debug port 1 [4294673.528000] PCI: cache line size of 32 is not supported by device 0000:00:1d.7 [4294673.528000] ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 5 [4294673.528000] ehci_hcd 0000:00:1d.7: irq 185, io mem 0xb0004000 [4294673.532000] ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004 [4294673.532000] hub 5-0:1.0: USB hub found [4294673.532000] hub 5-0:1.0: 8 ports detected [4294673.654000] Probing IDE interface ide1... [4294674.323000] Attempting manual resume [4294674.373000] EXT3-fs: mounted filesystem with ordered data mode. [4294674.386000] kjournald starting. Commit interval 5 seconds [4294687.388000] Linux agpgart interface v0.101 (c) Dave Jones [4294687.392000] agpgart: Detected an Intel 915GM Chipset. [4294687.392000] agpgart: Detected 7932K stolen memory. [4294687.412000] agpgart: AGP aperture is 256M @ 0xc0000000 [4294687.419000] hw_random: RNG not detected [4294687.721000] ACPI: PCI Interrupt 0000:00:1b.0[A] -> GSI 16 (level, low) -> IRQ 169 [4294687.721000] PCI: Setting latency timer of device 0000:00:1b.0 to 64 [4294687.886000] input: PS/2 Generic Mouse as /class/input/input1 [4294688.228000] ts: Compaq touchscreen protocol output [4294688.286000] ACPI: PCI Interrupt 0000:06:03.0[A] -> GSI 16 (level, low) -> IRQ 169 [4294688.286000] Yenta: CardBus bridge found at 0000:06:03.0 [104d:818f] [4294688.286000] Yenta: Enabling burst memory read transactions [4294688.286000] Yenta: Using CSCINT to route CSC interrupts to PCI [4294688.286000] Yenta: Routing CardBus interrupts to PCI [4294688.286000] Yenta TI: socket 0000:06:03.0, mfunc 0x01001b22, devctl 0x64 [4294688.353000] ieee1394: Initialized config rom entry `ip1394' [4294688.374000] ieee80211_crypt: registered algorithm 'NULL' [4294688.403000] ieee80211: 802.11 data/management/control stack, git-1.1.7 [4294688.403000] ieee80211: Copyright (C) 2004-2005 Intel Corporation