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2
Chapter 2 Locations and Functions of Parts and Controls2-10
The internal volume control can be adjusted so that the alarm is audible
even if the ALARM volume control is at the minimum position.
For more information, refer to the Maintenance Manual.
qs MONITOR volume control
This control adjusts the speaker or earphone volume for sounds other
than the alarm sound. At the minimum position, no sound can be heard.
qd MONITOR (audio channel select) switch /CH-1/2 / CH-3/4 (audio
channel 1/2 / audio channel 3/4 select) switch
MONITOR switch and CH-1/2 / CH-3/4 switch
CH-1/2 / CH-3/4 switch
This switch decides the audio channel to be selected by the MONITOR
switch.
CH-1/2: Audio channels 1 and 2
CH-3/4: Audio channels 3 and 4
The following settings depend on the CH-1/2 / CH-3/4 switch setting:
• The signal output to the AUDIO OUT connector 8 is switched.
CH-1/2: Audio channels 1 and 2
CH-3/4: Audio channels 3 and 4
• The audio signal indicated by the audio level meter in the display
window is switched.
MONITOR switch
CH-1/2 / CH-3/4 switch
MIX
CH-2
CH-1
MONITOR
MIX
CH-4
CH-1/2 CH-3/4
CH-3