Panasonic AJ-HDC27V, AJ- P operating instructions Inspection using external microphones

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.

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.

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 57).
2	Set the time code.
	For details on the setting procedure, refer to
	“Setting the time code” (page 58).
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.

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