Frequency Characteristics Adjustment - Sony BKM-48X Installation And Maintenance Manual

Analog input expansion adaptor
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3-6. FREQUENCY CHARACTERISTICS
ADJUSTMENT
Note1: Use an oscilloscope above 200 MHz, and a probe
that has been calibrated.
Note2: < > : When mounting to BVM
[ ] : When mounting to HDM
1. Select 01CH, and input the GBR SWEEP signal (30
MHz) to INPUT 123.
2. Adjust CV101, CV201, and CV301 so that the wave-
forms of <TP402>, <TP502>, <TP602>, [TP403],
[TP503], [TP603] become flat (30 MHz ±1 dB).
3. Select <05> [03] CH, and input the GBR SWEEP signal
(30 MHz) to INPUT 456.
4. Adjust CV401, CV501, and CV601 so that the wave-
forms of <TP402>, <TP502>, <TP602>, [TP403],
[TP503], [TP603] become flat (30 MHz ±1 dB).
3-7(E)

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