cctv repair | Electronics Repair And Technology News

Lightning Tore Off Tracks In CCTV SMPS ERD-AD22

Jestine Yong — Fri, 20 Oct 2023 23:19:45 +0000

This SMPS was brought to me by a friend involved in CCTV supply, installation and maintenance. Though our acquaintance began from the Hospital where I work, this developed into a friendship, especially after he did the CCTV installation in my house. With a lot of costly sets lying around, many […]

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Three CCTV SMPS Saved From Dump

Jestine Yong — Fri, 29 Sep 2023 22:21:40 +0000

These three SMPS were brought by a CCTV service provider in a dead condition. Case (1) Model CP-DPS-MD100-12D As you can see, the capacitors in the output area were bulged. I checked the SMPS transformer with the Ring tester, which showed healthy. Looked for any burnt or other defective […]

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Yet Another CCTV SMPS Found With Tank Capacitor Burst

Jestine Yong — Fri, 16 Jun 2023 23:34:43 +0000

This adaptor of a CCTV is one among the five brought to me by a service provider. On opening, I found the tank capacitor bulged: On a ring test, the SMPS transformer showed healthy. This was also an indication that there are not likely to be any shorts in the primary […]

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Restored A CCTV Power Supply With A Perfect Output

Jestine Yong — Fri, 02 Jun 2023 23:07:48 +0000

This Power Supply Adaptor was brought to me with the complaint that it was dead. This was one among the five power supplies brought by the guy who was in the business of CCTV installations. He has done it in my home too. All of them were reported to be dead. On opening, I observed […]

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CCTV Power Adapter Repaired

Jestine Yong — Tue, 13 Jun 2017 09:07:28 +0000

Visited one of my customer sites with the complaint of none of the CCTV Cameras were working. Symptom found was- On the monitoring screen it shows “No signal” error. By visual inspection I found power to the camera was not working. So I went to […]

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