Panasonic AJ-HDC20, Руководство по эксплуатации

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6. Inspections relating to the time code
and user’s bit
1
Set the user’s bit as required.
For details on the setting procedure, refer to
“Setting the user’s bit” (page 55).
2
Set the time code.
For details on the setting procedure, refer to
“Setting the time code” (page 56).
3
Set the TCG switch to R-RUN.
4
Press the VTR START button.
Check that the figure on the counter display
changes as the tape travels.
5
Press the VTR START button again.
Check that the tape stops and the figure shown on
the counter display stops changing.
6
Set the TCG switch to F-RUN.
Check that the figure on the counter display
changes irrespective of the tape travel.
7
Set the DISPLAY switch to UB.
Check that the user’s bit which has been set is now
displayed.
5. Inspection using external microphones
1
Connect external microphones to the AUDIO IN
CH1 and CH2 jacks.
2
Set the AUDIO IN CH1 and CH2 switches to
REAR.
3
Set the LINE/MIC/+48V selector switch on the
back panel to MIC or +48V in accordance with the
external mic’s power supply type.
MIC : Internal power supply mic.
+48V : External power supply mic.
4
Point the microphones at the sound source, and
check that the changes in the audio levels
displayed on the audio level meter of the display
window and in the viewfinder reflect the changes in
the strength of the sound.
This inspection can also be performed for each
channel by connecting one of the microphones to
each channel in turn.
Inspections prior to shooting
Inspecting the VTR unit
2. Automatic audio level adjustment
function inspection
1
Set the AUDIO SELECT CH1 and CH2 switch to
AUTO.
2
Set the AUDIO IN CH1 and CH2 switches to
FRONT.
3
Point the microphone connected to the MIC IN jack
at a suitable sound source, and check that the
changes in the level displays for both CH1 and
CH2 reflect the changes in the strength of the
sound.
3. Manual audio level adjustment function
inspection
1
Set the AUDIO IN CH1 and CH2 switches to
FRONT.
2
Set the AUDIO SELECT CH1 and CH2 switch to
MAN.
3
Turn the AUDIO LEVEL CH1 and CH2 controls.
Check that when they are turned clockwise, the
level displays increase.
4. Earphone and speaker inspection
1
Set the VTR SAVE/STBY switch to STBY.
2
Turn the MONITOR control, and check that the
speaker volume changes.
3
Connect the earphones to the PHONES jack.
Check that the sound from the speaker is muted,
and that the microphone’s sound is heard in the
earphones.
4
Turn the MONITOR control, and check that the
earphone volume changes.