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Selecting Audio Input Signals and Adjusting
AJ-HPX3100 supports independent 4-channel sound recording in any recording format.
When the AUDIO SELECT CH1/3 / CH2/4 switches are set to [AUTO], the recording level of audio channel 1/2 (3/4 with the
menu settings) is automatically adjusted. Also you can adjust manually by setting to [MAN] and using the AUDIO LEVEL CH1/
3 / CH2/4 controls and the F.AUDIO LEVEL controls. Also from the menu you can select whether the recording level for audio
channel 3/4 (1/2 with the menu settings) is automatic adjustment or manual adjustment (performing adjustment on the set
values in the menu).
With this unit you can select whether with the AUDIO LEVEL CH1/3 / CH2/4 controls the channel 1/2 audio level is adjusted, or the
channel 3/4 level is adjusted. With the factory settings, the level adjust controls are set to adjust the audio for channel 1/2.
Even in HD mode (1080i), 4-channel sound is recoded on P2 cards.
When SDI input signals connector are recorded, the settings above are overridden; audio signals from the SDI IN connector is
always recorded.
Selecting Audio Input Signals
The input signals to be recorded on Audio Channels 1, 2, 3,
and 4 are selected with the AUDIO IN switch.
[Audio (input) Function Section] (page 18)
AUDIO IN switches
Also, when the REAR XLR AUTO CH1/2 and REAR XLR
AUTO CH3/4 menu options are set to “ON”, the selection of
input signal automatically switches to [REAR] at the point
when the XLR connector is inserted in the AUDIO IN CH1/3 /
2/4 connectors in the back. At this time, the AUDIO IN switch
for the corresponding channel is disabled.
When using the DVCPRO or DV format of SD mode (480i,
576i), the factory settings are set to not record audio
channels 3 and 4. When recording Channel 4, set the 25M
REC CH SEL menu option to “4CH”.
You can select each menu option from the <MIC/AUDIO>
screen of the MAIN OPERATION page.
Adjustments and Settings for Recording Selecting Audio Input Signals and Adjusting Recording Levels
Recording Levels
You can check input selection status with the MODE CHECK
of the AUDIO screen.
Displays whether REAR
Displays the system
XLR AUTO (rear XLR
of each input signal
connector input automatic
CH1 - 4.
switching) is selected.
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