Front Mic Level Confirmation - Panasonic AJ-D610WBP Service Manual

15-7. FRONT MIC Level
Confirmation
BOARD AUDIO LCD
TP
AUDIO OUT
ADJUST -
1kHz, -60dBu
INPUT
Sine Wave / REAR(CH1/CH2)
MODE STOP
TAPE -
M. EQ. Audio Analyzer
N T S C : A=+4dBu+/-1.0dB
(Output Level )
B=-46dBu or less [A WTG]
(noise Level )
SPEC.
P A L : A = 0dBu+/-1.0dB
(Output Level )
B=-50dBu or less [A WTG]
(noise Level )
1. Set the Camera Recorder switches as shown
below.
MONITOR SELECT
AUDIO IN CH1
AUDIO IN CH2
2. Set the Audio CH1 VR at 10 (MAX) on Front.
3. Confirm that the output level at the AUDIO OUT is
in the Specification A.
4. Supply no audio input, then confirm the noise level
is in the specification B.
* Noise Level should be measured via a weighting
filter.
5. Set the Camera Recorder SW as shown below.
MONITOR SELECT
6. Confirm that the output level at the AUDIO OUT is
in the specification A.
7. Supply no audio input, then confirm noise level is
in the specification B.
* Noise Level should be measured via a weighting
filter.
:CH1, ST
:FRONT MIC
:FRONT MIC
:CH2, ST
ELE- 55
15-8. LIMITER Level Confirmation
BOARD AUDIO LCD
TP AUDIO OUT
ADJUST -
1kHz, -30dBu
INPUT
Sine Wave / FRONT
MODE STOP
TAPE -
M. EQ. Audio Analyzer
N T S C : +20.5dBu +/- 2.0dB
SPEC.
P A L : +14.5dBu +/- 2.0dB
1. Set the Camera Recorder Switches and menu
item as shown below.
MONITOR SELECT
AUDIO IN CH1
AUDIO IN CH2
PAGE: MIC/AUDIO
LIMITTER
Set the Audio CH1 VR at 10 (MAX) on Front.
2.
3. Confirm that the output level at the AUDIO OUT is
in the specification.
4. Set the Camera Recorder SW as shown below.
MONITOR SELECT
5. Confirmation the output level at the AUDIO OUT is
in the specification.
6. Set LIMITTER SW to OFF.
:CH1, ST
:FRONT MIC
:FRONT MIC
:ON
:CH2, ST