6-13 (E)
HXCU-100
Output Level Adjustment
n
Before starting this adjustment, check that the 1.4-MHz
demodulation circuit adjustment has been completed.
Adjustment
Equipment: Oscilloscope
Test Point:
TP1503 (E-6)/DPR-300 board
GND: E1501 (F-6)/DPR-300 board
Adjusting Point:
1
RV1502 (E-6)/DPR-300 board
Speci
fi
cation:
B = 220
?
10 mV p-p
After the adjustment, disconnect the cable between connec-
tor CN3901 on the DPR-300 board and the FM signal
generator, and then connect the coaxial cable of the unit to
CN3901.
6-6-3. Tone Detection Frequency Adjustment
Frequency Adjustment
Preparation
.
Disconnect the coaxial cable from the connector CN3901
(RF) on the DPR-300 board.
.
Connect the measuring equipment as shown in the
fi
gure.
Adjustment
1. Equipment:
Frequency
counter
Test Point:
TP1505 (F-6)/DPR-300 board
GND: E1501 (F-6)/DPR-300 board
Adjusting
Point:
1
RV1503 (E-6)/DPR-300 board
Speci
fi
cation:
16.38
?
0.10 kHz
2. After the adjustment, connect the coaxial cable to the
connector CN3901 (RF) on the DPR-300 board.
B
CH2
Oscilloscope
Frequency
counter
Probe
IN
CH2
OUT
IN
Содержание HKCU-FP1
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Страница 296: ...Sony Corporation HXCU 100 UC HXCU 100 J HXCU 100 CE J E 9 968 616 01 Printed in Japan 2009 4 08 2009 ...