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...instrukcja jest ok.
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Documentation made available quickly and It is good quality. Thanks.
ICF-CD863V
CD SECTION
CD section adjustments are done automatically in this set. In case of operation check, confirm that focus bias.
FOCUS BIAS CHECK
1. Connect the oscilloscope to TP (RF) and TP (GND) on the CD board. 2. Insert the disc (YEDS-18). (Part No. : 3-702-101-01) 3. Press the u (CD) button. 4. Confirm that the oscilloscope waveform is as shown in the figure below. (eye pattern) A good eye pattern means that the diamond shape (�) in the center of the waveform can be clearly distinguished. � RF signal reference waveform (eye pattern)
VOLT/DIV: 0.2 V (with the 10: 1 probe in use.) TIME/DIV: 500 ns
0.8 ± 0.2 Vp-p
When observing the eye pattern, set the oscilloscope for AC range and raise vertical sensitivity.
Adjustment Location: � CD BOARD (Conductor Side) �
IC701
TP (GND) TP (RF)
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