38
T/B TO AUX LEVEL: Volume control for the Talkback to the enabled Auxiliary Buses
• Located adjacent to the T/B TO AUX button
T/B ALL (Talkback to All): Activates the SLATE and T/B TO AUX functions
• Routes Talkback to the Program and Summing Buses
• Routes Talkback to the Auxiliary Buses
• Momentary switch
• Automatically engages the CR DIM function when pressed
• Illuminates in yellow when engaged
T/B MIC CAL (trim-pot): Calibrates the Talkback microphone level
7.3 Mute Group
The 840B Mute Group section provides one Mute Group with the following features:
• Control of the Mute switches on assigned 548B Channel modules
• The pre-fader Echo/Auxiliaries of assigned channels may be added to the Mute Group
The 840B Mute Group controls function as follows:
7.4 AUX PRE=MTE (Auxiliary Pre = Mute): Causes Channel Echo Sends in pre-Fader mode to
follow the Channel Mute
7.5 Solo Master
The 840B Solo Master section selects the solo function for the Channels and Echo Returns. The
following solo functions are provided:
• Pre-fader Listen (PFL)
• After-fader Listen (AFL)
• Solo-In-Place (SIP
Pre-fader Listen (PFL):
• The Solo Bus is fed pre-fader from the channel or echo return
• Non-destructive
• Mono
• Solo Level Control
After-fader Listen (AFL):
• The Solo Bus is fed post-fader from the channel or echo return
• Non-destructive
• Mono
• Solo Level Control
Solo-In-Place (SIP):
• Destructive (all other channels/returns will mute when the SOLO button is engaged
in this mode)
• The soloed channels/returns are monitored via the Program Bus
• Panned
• Post-fader
NOTE: PFL is the default solo mode.
MUTE GROUP: Mutes all channels assigned to the Mute Group
• Assigned channels will be muted when the master MUTE
GROUP button is engaged
• Channels may be assigned to the Mute Group on an
individual basis by engaging the MUTE GRP button
• Assigned channels may be muted independently of the
Mute Group
• Assigned channels may not be independently unmuted
when the master MUTE GROUP button is engaged
• Illuminates in red when engaged