GRASS VALLEY Profile XP PVS1000, Service Manual

Page: 47 / 172

Audio problems related to Audio board
23 July 2004 Profile XP Service Manual 47
The Profile is unable to connect
to the PAC216 serial I/O interrupt
through the Audio board in slot
J-N. Communications with the
audio option will fail. If the audio subsystem cannot
recover from this error condition,
try these solutions:
• Check the external audio
option and the cable
connecting it to the audio
board.
• Check that PAC has power.
• Check for a flashing LED
on rear of PAC.
• Replace the external audio
option and interconnect
cables.
• Restart the external audio
option and the Profile
system.
• Contact Support if the
problem persists.
The Profile was unable to create a
serial port for the PAC216
connected to slot J-N.
Communications with the audio
option will fail.
The Profile was unable to open
the serial port for the PAC216
connected to slot J-N.
Communications with the audio
option will fail.
The Profile audio system
received an invalid
inter-processor communication
message during startup or
configuration. The audio system
may not operate as expected.
The audio system software
encountered an inter-processor
messaging write error during
startup or configuration.
The PAC216 connected to the
Audio board in slot J-N failed to
reset. Audio may be lost, or
analog audio could be at the
wrong level.
There was a temporary loss of
contact between the Profile and
the PAC216, XLR216, or
BNC216 connected to slot J-N.
The Profile has reset to the last
known good audio state. This
may result in an audio glitch.
The Profile has lost contact with
the external audio interface
(PAC216, XLR216, or BNC216)
connected to in slot J-N. Audio
will be lost on all the channels
using audio resources on this slot.
The Profile has established
contact with the external audio
interface (PAC216, XLR216, or
BNC216) connected to the Audio
board in slot J-N.
Problem Possible Causes Corrective Action