Hall Research AD-340 - Manual (Page 13)

Universal Audio Delay Processor
11
Miscellaneous
DOut Mute:
If selected, the digital audio output is muted.
AOut Mute:
If selected, the analog audio output is muted.
When the Audio Input type is set for Digital,
the analog output is automatically muted when the incoming BitStream is
DTS or Dolby Digital. If the Digital BitStream is Linear PCM, then the
analog output is enabled and can be muted if desired.
Auto Mute:
If selected, the audio output will mute briefly when any audio settings are
adjusted. This is to prevent the user from hearing undesirable changes in
the audio.
Front panel Lock:
If selected, the AD-340 device will not respond to the front panel buttons.
NOTE - When the front panel is locked, the unit disables the Stand-by
mode since if you were able to go into stand-by, and without the USB
connection, no one would be able to bring the unit out of Stand-By!
SPDIF Non-PCM:
Indicates the active BitStream signal is NOT PCM type.
SPDIF Unlocked:
Indicates that no active BitStream signal is connected to the system.
SPDIF Error:
Indicates an error in the digital BitStream signal.
Audio Overflow:
Indicates the incoming analog audio level is over range.
Audio Gain
Unity:
If selected, the analog and digital audio gains are fixed to 0
dB. If not selected, the analog and digital gains can be
adjusted.
ADC: Audio gain can be adjusted +/- 24 dB
DAC: Digital gain can be adjusted +/- 6 dB
Status Bar
The bottom bar of the screen shows the current USB status as follows:
Scanning for Hardware…:
The system is looking for AD-340 devices. Screen
controls are disabled until a valid AD-340 device is found attached.
Connected – XX:
Where XX is the number of AD-340 devices connected to the
PC.