Intel D945GNT Specification page 9

2. Digital Noise May Affect Audio Quality When Using the Rear MIC Input on boards
with a 6-Channel (5.1) Audio Subsystem
Digital noise may affect audio quality when using the rear MIC input on
P :
ROBLEM
boards with a 6-Channel (5.1) Audio Subsystem. The digital noise can affect the
MIC signal via the Codec's MIC bias voltage.
I :
MPLICATION
used in the following configuration: input monitor enabled in drivers, MIC boost set
to 20dB gain, and MIC volume set to maximum. The digital noise may be heard
when recording voice, during voice chat, when dragging window around the screen,
or when opening and closing windows. No noise issues have been associated with
the front panel MIC input.
W
ORKAROUND
This erratum may be fixed in a future board revision.
S :
TATUS
3. The placement of capacitors behind PCI Express* x1 connector slot 1 may prohibit
some PCI Express x1 add-in cards from properly connecting to the motherboard
Due to the design and placement of the audio circuitry on this
P :
ROBLEM
motherboard, it was necessary to position capacitors in the keep-out zone behind
PCI Express* x1 connector slot 1.
I :
MPLICATION
Express x1 connector slot 1, due to interference between capacitors in the keep-
out zone and I/O connectors on the add-in card that are located on the I/O
bracket, in line with the edge fingers on the card.
W
ORKAROUND
S : May be fixed in a later hardware revision
TATUS
Intel Desktop Board D945GNT Specification Update
Digital noise may be heard on the rear MIC input when systems are
None
:
Some PCI Express x1 add-in cards may not fully connect to PCI
None
:
.
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