Re: Asus P5B-VM motherboard: cd drive malfunctions if internal nicin use.

From: Mark Lord
Date: Mon Mar 12 2007 - 18:35:40 EST


Phil Kaslo wrote:
Hello,

I have a new machine, Asus motherboard, in which the cd drive malfunctions if the internal nic on the mb (RealTek RTL8168b/8111b) is actively in use. The cd drive, on ide2, is, as per dmesg, a Sony:
ide2: BM-DMA at 0xa400-0xa407, BIOS settings: hde:pio, hdf:pio
hde: SONY DVD RW AW-Q170A, ATAPI CD/DVD-ROM drive
hde: ATAPI 48X DVD-ROM DVD-R CD-R/RW drive, 2048kB Cache, UDMA(66)

I've seen this on 3 of these new machines so far. One has a LITE-ON cdrom: hde: LITE-ON DVDRW LH-20A1H, ATAPI CD/DVD-ROM drive
so this is not unique to the Sony.

Motherboard: Asus P5B-VM G965 775 BIOS Revision : 613
CPU: Intel Core 2 CPU 6300 1.86GHz

Is that a PATA cd-drive? If so, then you must have hooked it up
to the JMicron IDE controller. That driver is just plain buggy.

I gave up on it for my own P5B-VM. The libata version works better
than the drivers/ide, but I gave up on it and got a SATA DVD/RW drive.

Off topic: do your USB ports power off when the system shuts down?
Mine don't -- the +5V continues on them.. I'd love a tip on how to
turn them off completely at shutdown.

Cheers
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