
5-32
4. Overall Noise Level Check
Mode
Recording and playback
Signal
No signal: Insert a shorting plug in the
AUDIO jack left and right
Measurement Point
AUDIO jack left or right
Measuring Instrument
Audio level meter
Specified Value
Below –45dBs
(IHF-A filter ON, 20kHz LPF ON)
Checking Method
1)
Insert a shorting plug in the AUDIO jack left and right.
2)
Record in the signal.
3)
Playback the recorded section.
4)
Check that the noise level is the specified value.
Summary of Contents for GV-D300 Operating Instructions (primary manual)
Page 9: ...1 2 ...
Page 10: ...1 3 ...
Page 11: ...1 4 ...
Page 12: ...1 5 ...
Page 13: ...1 6 ...
Page 14: ...1 7 ...
Page 15: ...1 8 ...
Page 16: ...1 9 ...
Page 17: ...1 10 ...
Page 18: ...1 11 ...
Page 19: ...1 12 ...
Page 20: ...1 13 ...
Page 21: ...1 14 ...
Page 22: ...1 15 ...
Page 23: ...1 16 ...
Page 24: ...1 17 ...
Page 25: ...1 18 ...
Page 26: ...1 19 ...
Page 27: ...1 20E ...
Page 30: ...2 3 2 4 CB 61 RJ 77 BOARDS 2 5 CONTROL SWITCH BLOCK FK 71 ...
Page 33: ...2 6E 2 12 CIRCUIT BOARDS LOCATION ...
Page 61: ...GV D300 D300E D900 D900E 4 85 4 86 4 87 AV IN OUT IO 62 4 88 ...
Page 62: ...GV D300 D300E D900 D900E 4 89 4 90 4 91 4 92 MULTI CONNECTOR EX 34 ...
Page 64: ...GV D300 D300E D900 D900E 4 96E CUSTOMER CONTROL CONTROL SW BLOCK FK 71 4 95 ...
Page 142: ...3 BLOCK DIAGRAMS PAGE 3 3 3 1 OVERALL BLOCK DIAGRAM 1 2 PAGE 3 8 3 3 POWER BLOCK DIAGRAM ...