Comments on: A UPS Device Powers On But Does Not Hold Charge Repaired https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/ Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Wed, 24 Dec 2025 10:53:27 +0000 hourly 1 https://wordpress.org/?v=5.4.21 By: Illya https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-455446 Wed, 24 Dec 2025 10:53:27 +0000 https://jestineyong.com/?p=33332#comment-455446 Could you tell me what transistors are used in this device from the factory? I brought it in for repair, and all the power transistors were soldered out. Thank you.

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]]> By: Zaki https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-435723 Fri, 11 Oct 2024 11:46:15 +0000 https://jestineyong.com/?p=33332#comment-435723 Do you perhaps can show how you replace those battery? Because i have the same ups and confuse how to replace those battery

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]]> By: Waleed Rishmawi https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-431475 Thu, 29 Aug 2024 06:43:46 +0000 https://jestineyong.com/?p=33332#comment-431475 In reply to Mark J.

Mark: there are UPS devices that has more than two actually and they come in different sizes and for different purposes. have a blessed day

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]]> By: Waleed Rishmawi https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-431474 Thu, 29 Aug 2024 06:42:46 +0000 https://jestineyong.com/?p=33332#comment-431474 In reply to Imoudu.O.

Imoudu: they are connected in series not Parallel increasing the voltage to 24 volts. have a blessed day

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]]> By: Waleed Rishmawi https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-431473 Thu, 29 Aug 2024 06:40:51 +0000 https://jestineyong.com/?p=33332#comment-431473 In reply to Waleed Rishmawi.

Parasuraman: sorry they are conneceted in series no parallel. have a blessed day

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]]> By: Waleed Rishmawi https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-431472 Thu, 29 Aug 2024 06:37:24 +0000 https://jestineyong.com/?p=33332#comment-431472 In reply to Albert van Bemmelen.

albert: sorry, yes the are connected in series.

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]]> By: Waleed Rishmawi https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-431471 Thu, 29 Aug 2024 06:31:31 +0000 https://jestineyong.com/?p=33332#comment-431471 In reply to Yogesh Panchal.

Yogesh: thanks man. have a blessed day

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]]> By: Waleed Rishmawi https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-431470 Thu, 29 Aug 2024 06:31:10 +0000 https://jestineyong.com/?p=33332#comment-431470 In reply to Parasuraman S.

Parasuraman: thanks dear friend. have a blessed day

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]]> By: Waleed Rishmawi https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-431469 Thu, 29 Aug 2024 06:30:43 +0000 https://jestineyong.com/?p=33332#comment-431469 In reply to Mark.

Mark: thanks man. a power supply will do the same job though with many outputs. have a blessed day

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]]> By: Waleed Rishmawi https://jestineyong.com/a-ups-device-powers-on-but-does-not-hold-charge-repaired/comment-page-1/#comment-431468 Thu, 29 Aug 2024 06:29:34 +0000 https://jestineyong.com/?p=33332#comment-431468 In reply to Parasuraman S.

Parasuraman: yes there are connected in parallel. have a blessed day my dear friend.

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