HIKVISION DS7208HVI-SN 제품/유지보수 매뉴얼 - 페이지 17
{카테고리_이름} HIKVISION DS7208HVI-SN에 대한 제품/유지보수 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. HIKVISION DS7208HVI-SN 18 페이지.
페이지 인쇄
- 1. Ds7208Hvi-St/Sn Equipment Physical Interface
- 2. Ds7208Hvi-St/Sn Equipment Internal Structure
- 3. Ds80061 Mainboard Hardware Principle Diagram
- 4. Ds80061 Mainboard Hardware Modules Diagram
- 5. Ds80061 Mainboard Hardware Module Introduction
- 6. Network Module
- 7. Power Supply Module
- 8. Ds80061 Mainboard Failure Analysis
⑩.USB Fault
Step one: measurement SESR05 (QA1 or QA2) 2, 3 feet voltage difference
value (normal voltage difference about 3.05 V), as well as the impedance to the
GND, or replacement
Note: SESR05 (QA1 or QA2),front and after USB interface is independent of
each other
SESR05 （ QA2）
SESR05（QA1）