{"id":18515,"date":"2026-10-03T20:00:00","date_gmt":"2026-10-03T12:00:00","guid":{"rendered":"https:\/\/www.wehopower.com\/?post_type=news&p=18515"},"modified":"2026-10-03T20:00:00","modified_gmt":"2026-10-03T12:00:00","slug":"led-driver-flickering-24v-oem-complaint-evidence","status":"publish","type":"news","link":"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/","title":{"rendered":"LED Driver Flickering: 24V Evidence for OEM Complaint Triage"},"content":{"rendered":"<p><strong>\u041f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435:.<\/strong> 2026-10-03 <strong>\u0411\u044b\u0441\u0442\u0440\u044b\u0439 \u043e\u0442\u0432\u0435\u0442:<\/strong> A report of <strong>led driver flickering<\/strong> needs evidence of the light output over time, a separately documented electrical record and the operating events associated with both. Do not turn a ripple specification, a phone video or a single voltage reading into a confirmed cause. For a luminaire that explicitly accepts regulated 24V, this guide uses the WEHO DR-120-24 as a conditional sample identity\u2014not as a universal constant-current LED driver or a proven replacement.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u041e\u0433\u043b\u0430\u0432\u043b\u0435\u043d\u0438\u0435<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u041f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0430\u0442\u044c<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Separate_three_evidence_channels\" >Separate three evidence channels<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Set_a_conditional_24V_sample_boundary\" >Set a conditional 24V sample boundary<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Freeze_the_complaint_specimen_not_just_the_product_name\" >Freeze the complaint specimen, not just the product name<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Align_records_around_events_not_invented_timings\" >Align records around events, not invented timings<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Keep_electrical_ripple_and_light_modulation_separate\" >Keep electrical ripple and light modulation separate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Make_any_comparison_specimen_genuinely_comparable\" >Make any comparison specimen genuinely comparable<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Return_an_evidence_packet_with_an_explicit_decision\" >Return an evidence packet with an explicit decision<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#FAQs\" >\u0427\u0430\u0441\u0442\u043e \u0437\u0430\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Does_DR-120-24_replace_any_LED_driver_that_flickers\" >Does DR-120-24 replace any LED driver that flickers?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Is_the_85mVp-p_specification_a_flicker_pass_value\" >Is the 85mVp-p specification a flicker pass value?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#What_should_be_recorded_before_an_optical_evaluation\" >What should be recorded before an optical evaluation?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Can_a_video_alone_prove_that_the_supply_is_faulty\" >Can a video alone prove that the supply is faulty?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#What_if_the_evaluation_does_not_reproduce_the_complaint\" >What if the evaluation does not reproduce the complaint?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Do_the_illustrations_demonstrate_a_successful_repair\" >Do the illustrations demonstrate a successful repair?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Key_Takeaways\" >\u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0432\u044b\u0432\u043e\u0434\u044b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Conclusion\" >\u0417\u0430\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Frequently_Asked_Questions\" >\u0427\u0430\u0441\u0442\u043e \u0437\u0430\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Does_DR-120-24_replace_any_LED_driver_that_flickers-2\" >Does DR-120-24 replace any LED driver that flickers?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Is_the85mVp-p_specification_a_flicker_pass_value\" >Is the85mVp-p specification a flicker pass value?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#What_should_be_recorded_before_an_optical_evaluation-2\" >What should be recorded before an optical evaluation?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Can_a_video_alone_prove_that_the_supply_is_faulty-2\" >Can a video alone prove that the supply is faulty?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#What_if_the_evaluation_does_not_reproduce_the_complaint-2\" >What if the evaluation does not reproduce the complaint?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.wehopower.com\/ru\/news\/led-driver-flickering-24v-oem-complaint-evidence\/#Do_the_illustrations_demonstrate_a_successful_repair-2\" >Do the illustrations demonstrate a successful repair?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Separate_three_evidence_channels\"><\/span>Separate three evidence channels<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A lighting OEM can receive several reports that all say \u201cflickering\u201d but describe different observations. One observer may report a brightness variation while illumination remains present. Another may describe repeated complete light loss and restart. A camera-only complaint may arrive without a corresponding observation from a person at the site. These are descriptions to retain, not diagnoses to collapse into one fault code.<\/p>\n<p>Create separate fields for the customer&#8217;s observation, the optical record and the electrical record. Give each attachment its own provenance: who collected it, which specimen it describes and what conditions were known. Leave missing information explicitly unknown. An OEM complaint review then asks whether the records describe the same event before asking which component should be replaced.<\/p>\n<p>The distinction matters commercially. A supplier receiving only an edited clip cannot know which fixture revision, sample or operating state it represents. A purchasing team receiving only a normal DC number cannot know whether the customer&#8217;s light-output concern was evaluated. Preserve both concerns without asserting that one has already disproved the other.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Set_a_conditional_24V_sample_boundary\"><\/span>Set a conditional 24V sample boundary<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0410 <a href=\"https:\/\/www.wehopower.com\/ru\/product\/120w-single-output-din-rail-power-high-power-led-driver-120w\/\">WEHO DR-120 \u0421\u0442\u0440\u0430\u043d\u0438\u0446\u0430 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430<\/a> lists the exact DR-120-24 as a 24V, 5A, 120W DIN-rail supply. Its source envelope is 65.5mm width along the rail, 125.2mm upright height and 100mm front-to-back depth. This makes it a documented example for an interface that explicitly accepts regulated 24V; it does not establish compatibility with an unspecified luminaire, direct LED string or dimming system.<\/p>\n<p>Before assigning that specimen to a lighting evaluation, obtain the approved luminaire input requirement and actual assembly bill of materials. A description such as \u201c24V LED lighting\u201d is not a substitute for the input-mode and interface documentation. No connected load, channel count or measured operating point is supplied here.<\/p>\n<p>The approved photograph&#8217;s nominal input text is 100\u2013240VAC, 3.3A, 50\/60Hz. The current specification separately lists an operating range of 85\u2013264VAC, 47\u201363Hz, while public input statements are not fully aligned. Keep the physical label unchanged and resolve the ordered revision with WEHO; do not merge conflicting statements into a new range.<\/p>\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/01-product-detail-6.png\" alt=\"LED Driver Flickering: 24V Evidence for OEM Complaint Triage  title=\" class=\"wp-image-18511\" loading=\"eager\" led driver flickering: 24v evidence for oem complaint triage title =\"\" srcset=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/01-product-detail-6.png 1536w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/01-product-detail-6-300x200.png 300w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/01-product-detail-6-1024x683.png 1024w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/01-product-detail-6-768x512.png 768w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/01-product-detail-6-18x12.png 18w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Freeze_the_complaint_specimen_not_just_the_product_name\"><\/span>Freeze the complaint specimen, not just the product name<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Assign a case identifier to the received item and retain the exact model, label photograph and available lot or serial information. If a serial cannot be read, record that fact instead of creating one. Keep the luminaire assembly revision, controller revision where applicable and any customer-supplied installation record with the case. The point is traceability, not assuming that all samples with the same headline wattage are interchangeable.<\/p>\n<p>Identify which item was actually returned. A driver returned without the luminaire cannot independently establish the luminaire&#8217;s light performance. A complete assembly returned after a component substitution may not represent the configuration shown in the original complaint. Record changes and unresolved gaps before arranging further work.<\/p>\n<p>A useful record distinguishes \u201cas received,\u201d \u201cas documented\u201d and \u201cas evaluated.\u201d Photographs establish visible identity and condition; documents establish intended interfaces; a later qualified evaluation produces its own observations. None should silently overwrite another. This simple separation prevents a neat-looking service report from becoming a claim about an item that was never assessed.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Align_records_around_events_not_invented_timings\"><\/span>Align records around events, not invented timings<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>For led driver flickering evidence, define the event of interest in the customer&#8217;s own terms. It might be an observed brightness change, an interruption, a documented command change or another reported occurrence. The case worksheet should have a field for the event description and the origin of its timestamp\u2014not a prefilled duration that appears to be a test result.<\/p>\n<p>A qualified evaluation plan can then specify how the light-output record, electrical record and relevant documented system-state record will be associated. Confirm which records share a time reference, which require an alignment method and where timing uncertainty remains. \u201cSimultaneous\u201d should mean supported by the recording arrangement, not merely that two screenshots look similar.<\/p>\n<p>Retain the original files, relevant acquisition settings, identification of the recording points and the conditions covered by the evaluation. If only a customer video exists, preserve it as complaint context and state its limitations. Do not draw an electrical waveform from the appearance of a brightness band or retrospectively invent camera settings.<\/p>\n<p>When the concern cannot be reproduced, report the conditions actually covered and the unresolved difference from the reported event. \u201cNot observed in this evaluation\u201d is more precise than \u201cthe complaint is impossible.\u201d It also tells the customer what additional context could help the next review without pretending that another test has already been completed.<\/p>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/02-lighting-oem-complaint-desk.png\" alt=\"LED Driver Flickering: 24V Evidence for OEM Complaint Triage  title=\" class=\"wp-image-18512\" led driver flickering: 24v evidence for oem complaint triage title =\"\" srcset=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/02-lighting-oem-complaint-desk.png 1536w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/02-lighting-oem-complaint-desk-300x200.png 300w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/02-lighting-oem-complaint-desk-1024x683.png 1024w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/02-lighting-oem-complaint-desk-768x512.png 768w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/02-lighting-oem-complaint-desk-18x12.png 18w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Keep_electrical_ripple_and_light_modulation_separate\"><\/span>Keep electrical ripple and light modulation separate<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The DR-120-24 specification&#8217;s 85mVp-p wave\/noise entry is an electrical parameter. It is not a universal optical flicker threshold, a measured result for the pictured specimen or a guarantee about every luminaire connected to a nominal 24V supply.<\/p>\n<p>Optical evidence addresses light output over time. <a href=\"https:\/\/www.cie.co.at\/publications\/guidance-measurement-temporal-light-modulation-light-sources-and-lighting-systems\" target=\"_blank\" rel=\"noopener\">CIE TN 012:2021<\/a> provides recommendations for reproducible measurement of temporal light modulation. The <a href=\"https:\/\/www.energy.gov\/cmei\/ssl\/flicker-measurement-and-standards\" target=\"_blank\" rel=\"noopener\">US Department of Energy&#x27;s measurement explanation<\/a> describes obtaining a waveform from the light signal. These sources support keeping the optical measurement basis explicit; they do not provide a product-specific approval for this WEHO sample.<\/p>\n<p>Agree the applicable assessment method and project acceptance criteria with the responsible lighting engineer or laboratory. Record the relevant method version, instrument suitability, acquisition conditions and uncertainty. This article supplies no universal frequency, percentage, sample duration or pass value. It also does not certify human-health, camera-performance or museum-lighting suitability.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Make_any_comparison_specimen_genuinely_comparable\"><\/span>Make any comparison specimen genuinely comparable<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>If the responsible team authorizes a comparison, document what remains the same and what changes. The luminaire revision, actual accepted input, control configuration, measurement arrangement and conditions should be identified for each record. A different fixture or altered acquisition setup cannot silently become the reference for the original complaint.<\/p>\n<p>Changing several items at once may remove the visible symptom while leaving its cause unresolved. A procurement decision should therefore separate a practical recovery action from a root-cause conclusion. If a component is substituted under an approved procedure, retain the substitution record and the resulting evidence; do not label an untested replacement \u201cflicker-free.\u201d<\/p>\n<p>All electrical evaluation must be performed by qualified personnel using appropriate equipment and manufacturer-controlled instructions. This is an evidence-management guide, not a live-mains measurement procedure. Do not bypass protection, expose energized terminals or improvise optical\/electrical test connections to reproduce a customer clip.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Return_an_evidence_packet_with_an_explicit_decision\"><\/span>Return an evidence packet with an explicit decision<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The service response should connect each conclusion to the record that supports it. Include the specimen identity, confirmed interface boundary, original complaint description, records collected, covered conditions and unresolved items. Distinguish observed behavior from a working hypothesis and from an engineering release decision.<\/p>\n<p>An unsupported cause should remain open with a named owner and requested evidence. If the ordered revision or luminaire input requirement is not controlled, hold the pairing decision rather than choosing another familiar-looking supply. If the light record has not been obtained, do not use the electrical ripple entry as a substitute.<\/p>\n<p>The two application illustrations show different preparation contexts: a lighting-OEM return desk and an exhibit-luminaire manufacturing fixture. Both show an identifiable, correctly oriented DR-120-24 with empty terminals and unpowered lighting components. Neither depicts a proven field installation, an actual complaint, a light-output test or confirmed luminaire compatibility.<\/p>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/03-exhibit-luminaire-assembly.png\" alt=\"LED Driver Flickering: 24V Evidence for OEM Complaint Triage  title=\" class=\"wp-image-18513\" led driver flickering: 24v evidence for oem complaint triage title =\"\" srcset=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/03-exhibit-luminaire-assembly.png 1536w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/03-exhibit-luminaire-assembly-300x200.png 300w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/03-exhibit-luminaire-assembly-1024x683.png 1024w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/03-exhibit-luminaire-assembly-768x512.png 768w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/03-exhibit-luminaire-assembly-18x12.png 18w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/figure>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/04-light-modulation-evidence.png\" alt=\"LED Driver Flickering: 24V Evidence for OEM Complaint Triage  title=\" class=\"wp-image-18514\" led driver flickering: 24v evidence for oem complaint triage title =\"\" srcset=\"https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/04-light-modulation-evidence.png 1536w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/04-light-modulation-evidence-300x200.png 300w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/04-light-modulation-evidence-1024x683.png 1024w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/04-light-modulation-evidence-768x512.png 768w, https:\/\/www.wehopower.com\/wp-content\/uploads\/2026\/10\/04-light-modulation-evidence-18x12.png 18w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>\u0427\u0430\u0441\u0442\u043e \u0437\u0430\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Does_DR-120-24_replace_any_LED_driver_that_flickers\"><\/span>Does DR-120-24 replace any LED driver that flickers?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No. The worked example is conditional on a documented interface accepting regulated 24V. It is not a direct constant-current string driver or a confirmed dimming-compatible replacement.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Is_the_85mVp-p_specification_a_flicker_pass_value\"><\/span>Is the 85mVp-p specification a flicker pass value?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No. It is an electrical wave\/noise specification, not an optical acceptance metric or the result of a test shown here.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_should_be_recorded_before_an_optical_evaluation\"><\/span>What should be recorded before an optical evaluation?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Retain specimen and assembly identities, the original complaint, known operating conditions, the agreed method and criteria, and the provenance and timing basis of each planned record. Mark missing evidence explicitly.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_a_video_alone_prove_that_the_supply_is_faulty\"><\/span>Can a video alone prove that the supply is faulty?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This guide treats video as complaint context unless its measurement purpose, acquisition conditions and interpretation are established. It does not replace a controlled optical\/electrical evaluation or establish a component fault by itself.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_if_the_evaluation_does_not_reproduce_the_complaint\"><\/span>What if the evaluation does not reproduce the complaint?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>State the conditions actually covered, what was and was not observed, and the remaining information needed to compare those conditions with the customer report. Do not claim every possible operating state was cleared.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Do_the_illustrations_demonstrate_a_successful_repair\"><\/span>Do the illustrations demonstrate a successful repair?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No. They show isolated source-guided mechanical preparation only: empty terminals, dark indicators and disconnected lighting components. No measured result or actual fixture pairing is claimed.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Key_Takeaways\"><\/span>\u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0432\u044b\u0432\u043e\u0434\u044b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul><li>Preserve customer observation, optical record and electrical record as separate evidence channels.<\/li><li>Align records to documented events with an explicit timing basis and uncertainty.<\/li><li>Use DR-120-24 only as a conditional regulated-24V sample example; verify the ordered revision and luminaire interface.<\/li><li>Do not substitute electrical ripple data, an edited clip or a generated illustration for optical acceptance evidence.<\/li><li>Keep unresolved causes and untested substitutions separate from the release decision.<\/li><\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>\u0417\u0430\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>An effective LED-driver complaint response is an auditable evidence packet, not a fast component verdict. Keep the specimen, interface, optical record, electrical record and event history connected without overstating what has been measured. <a href=\"https:\/\/www.wehopower.com\/ru\/contact\/\">\u041a\u043e\u043d\u0442\u0430\u043a\u0442\u044b WEHO<\/a> with the exact label, ordered revision and documented luminaire requirements before arranging a model-specific evaluation or substitution.<\/p>\n<section class=\"weho-faq\" aria-labelledby=\"weho-faq-heading\">\n<h2 id=\"weho-faq-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions\"><\/span>\u0427\u0430\u0441\u0442\u043e \u0437\u0430\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<article class=\"weho-faq-item\">\n<h3><span class=\"ez-toc-section\" id=\"Does_DR-120-24_replace_any_LED_driver_that_flickers-2\"><\/span>Does DR-120-24 replace any LED driver that flickers?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No. The worked example is conditional on a documented interface accepting regulated24V. It is not a direct constant-current string driver or confirmed dimming-compatible replacement.<\/p>\n<\/article>\n<article class=\"weho-faq-item\">\n<h3><span class=\"ez-toc-section\" id=\"Is_the85mVp-p_specification_a_flicker_pass_value\"><\/span>Is the85mVp-p specification a flicker pass value?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No. It is an electrical wave\/noise specification, not an optical acceptance metric or a test result shown here.<\/p>\n<\/article>\n<article class=\"weho-faq-item\">\n<h3><span class=\"ez-toc-section\" id=\"What_should_be_recorded_before_an_optical_evaluation-2\"><\/span>What should be recorded before an optical evaluation?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Retain specimen and assembly identities, the original complaint, known conditions, the agreed method and criteria, and each record\u2019s provenance and timing basis. Mark missing evidence explicitly.<\/p>\n<\/article>\n<article class=\"weho-faq-item\">\n<h3><span class=\"ez-toc-section\" id=\"Can_a_video_alone_prove_that_the_supply_is_faulty-2\"><\/span>Can a video alone prove that the supply is faulty?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Video is complaint context unless measurement purpose, acquisition conditions and interpretation are established. It does not replace controlled optical\/electrical evaluation or establish a component fault by itself.<\/p>\n<\/article>\n<article class=\"weho-faq-item\">\n<h3><span class=\"ez-toc-section\" id=\"What_if_the_evaluation_does_not_reproduce_the_complaint-2\"><\/span>What if the evaluation does not reproduce the complaint?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>State the conditions covered, actual observations and the remaining information needed to compare with the customer report. Do not claim every operating state was cleared.<\/p>\n<\/article>\n<article class=\"weho-faq-item\">\n<h3><span class=\"ez-toc-section\" id=\"Do_the_illustrations_demonstrate_a_successful_repair-2\"><\/span>Do the illustrations demonstrate a successful repair?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>No. They are isolated source-guided preparation: empty terminals, dark indicators and disconnected lighting components. No measurement or actual fixture pairing is claimed.<\/p>\n<\/article>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Investigate LED driver flickering with separate light-output and electrical records, event timing and a documented regulated-24V interface for OEM review.<\/p>","protected":false},"author":1,"featured_media":18511,"parent":0,"menu_order":170,"comment_status":"","ping_status":"","template":"","format":"standard","meta":{"_acf_changed":false,"_joinchat":[],"footnotes":""},"news_category":[149],"class_list":["post-18515","news","type-news","status-publish","format-standard","has-post-thumbnail","hentry","news_category-blog","entry"],"acf":[],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/news\/18515","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/news"}],"about":[{"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/types\/news"}],"author":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/comments?post=18515"}],"version-history":[{"count":1,"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/news\/18515\/revisions"}],"predecessor-version":[{"id":18522,"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/news\/18515\/revisions\/18522"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/media\/18511"}],"wp:attachment":[{"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/media?parent=18515"}],"wp:term":[{"taxonomy":"news_category","embeddable":true,"href":"https:\/\/www.wehopower.com\/ru\/wp-json\/wp\/v2\/news_category?post=18515"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}