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インピーダンス・アナライザでキャパシタを測定すると、Q および D が負の値になります。アドバイスをいただけませんか?
低損失デバイス （Q が高い、D が低い） の場合は、LCR メータやインピーダンス・アナライザで読み取り値が負になることは珍しくありません。ただし、負の測定値は物理的には不可能 （パッシブ・コンポーネントの場合） であり、次のように説明できます。
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2007-10-08
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FAQ
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How can I order 10 µF Standard Capacitor to retrofit the 16380C with Option 001?
The 16380V-001 Upgrade Kit for adding 10 µF capacitor is available.
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2009-07-07
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FAQ
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How to recover the operating system.
For details, refer to "System Installation for A27 Mass Storage", in the service manual.
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2008-06-27
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FAQ
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How would I distinguish between old EEPROM (PN 1818-5719) and new one (PN 5183-4149) when transferring the EEPROMs to new CPU board?
It can be distinguished with the manufacturer part number on the top of the EEPROMs.
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2008-06-27
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FAQ
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In the 4263B service manual, there is not a part number of the BNC connector for Ext Trigger. What is the P/N?
It is not prepared the service parts as BNC connector, since it is solodered on PCA directly.
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2008-07-07
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FAQ
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The key cap of the power switch tends to come unfastened. What measure can I take to meet the situation?
It is recommended to replace with 0371-3953.
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2008-06-30
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FAQ
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Would you give me any information about A1 analog board's part number changes?
04263-66501(Original) => 04263-66511, 04263-66521(Enhancement)*1 => 04263-66531
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2008-07-29
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FAQ
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