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.
Содержание GV-D300 Operating Instructions (primary manual)
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Страница 30: ...2 3 2 4 CB 61 RJ 77 BOARDS 2 5 CONTROL SWITCH BLOCK FK 71 ...
Страница 33: ...2 6E 2 12 CIRCUIT BOARDS LOCATION ...
Страница 45: ...GV D300 D300E D900 D900E 4 29 4 30 4 31 AUDIO 1 CB 61 6 10 Refer to page 4 7 for CB 61 printed wiring board ...
Страница 46: ...GV D300 D300E D900 D900E 4 33 4 34 AUDIO 2 CB 61 7 10 4 32 Refer to page 4 7 for CB 61 printed wiring board ...
Страница 59: ...GV D300 D300E D900 D900E 4 81 4 82 MODE CONTROL RJ 77 9 9 See page 4 48 for RJ 77 BOARD printed wiring board ...
Страница 61: ...GV D300 D300E D900 D900E 4 85 4 86 4 87 AV IN OUT IO 62 4 88 ...
Страница 62: ...GV D300 D300E D900 D900E 4 89 4 90 4 91 4 92 MULTI CONNECTOR EX 34 ...
Страница 64: ...GV D300 D300E D900 D900E 4 96E CUSTOMER CONTROL CONTROL SW BLOCK FK 71 4 95 ...
Страница 142: ...3 BLOCK DIAGRAMS PAGE 3 3 3 1 OVERALL BLOCK DIAGRAM 1 2 PAGE 3 8 3 3 POWER BLOCK DIAGRAM ...
Страница 144: ...GV D300 D300E D900 D900E PAGE 4 89 SCHEMATIC DIAGRAM 5 6 MULTI CONNECTOR BACK LIGHT POWER EX 34 ...