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  • Replacing the TRIAC on the UNI-PAK II Dimmer Pack

    2021-10-18

    Theme：Serviceman Diaries

    This time, I would like to show you a repair case of ELATION/UNI-PAK II dimmer pack. ELATION / UNI-PAK II Dimmer Pack

  • About Thermostats

    2021-10-12

    Theme：Serviceman Diaries

    Have you ever heard of the thermostat? The thermostat is the part that controls the temperature as the name suggests: &

  • Everything about Speaker Units for Musical Instruments - Vol. 1

    2021-10-12

    Theme：PA, Serviceman Diaries

    In this article, I’m going to talk about the speaker unit, which actually is very important but rarely mentioned.

  • Considering Cable Materials - Part 1 Conductor

    2021-10-11

    Theme：PA, Serviceman Diaries

    The cable is a necessary accessory for musical instruments and audio equipment. The cable may look like it has a simple

  • Replacing the Pump on the Antari Z-1200II Fog Machine

    2021-09-14

    Theme：Serviceman Diaries, Lighting

    This time around, I’m going to show you how to replace a pump on the fog machine. This is a customer’s AN

  • Moving Heads - Maintenance Vol.2 -

    2021-09-10

    Theme：Serviceman Diaries, Lighting

    In my previous blog post, I showed you how I cleaned a moving head, but this time around I’m going to show you how

  • Grounding of Power Supply Equipment

    2021-09-01

    Theme：Serviceman Diaries

    We often receive this question from customers who are considering purchasing power supply modules and strips; “How

  • Replacing the Heater in the Antari Z800II Fog Machine

    2021-08-02

    Theme：Serviceman Diaries

    This time, I'm going to show all of you how to replace a heater on the fog machine. Here we have a customer's AN

  • Moving Heads - Maintenance Vol.1 -

    2021-08-02

    Theme：Serviceman Diaries

    We repair par lights, moving heads, and various lighting equipment every day, and we have found something in common when

  • How to connect a broken POT shaft

    2021-01-29

    Theme：Serviceman Diaries

    In the past, the remedy for physical damage to the POT was "POT replacement", but this time's I want to talk about a pro

  • ムービングヘッドのゴボズレの原因

    2019-05-13

    Theme：Serviceman Diaries, Lighting

    EK PRO　K5SPOTのゴボ位置がずれてしまうという症状の個体を預かりました。 まず動作チェックするためテストモードで起動させましたが、ゴボの動作含め、カラーホイールやフォーカス、ヘッドのパン/チルトなど全ての動作に問題がみられま

  • ELATION DP415の修理

    2019-03-01

    Theme：Serviceman Diaries, Lighting

    調光ユニットELATION / DP415が修理依頼により入荷。 症状 DMXで操作ができない。 4chそれぞれの出力ソケットまでAC100Vが出力されていたので、各チャンネルの電源は問題ない様子。DMX信号は、信号を入力する

  • AMERICAN AUDIO CDJ100MP3の修理

    2019-02-28

    Theme：Serviceman Diaries, DJ ＆ VJ

    2007年製造のCDJが2台、修理依頼で入荷。 症状 1.トレイが引っ掛かる 2.輸入版CDが再生できない どちらも症状は明確であり、ディスクが入っていない状態でイジェクトボタンを押してもトレイが開かず、軽くショック

  • フェーダーの接点不良再び

    2018-11-19

    Theme：Serviceman Diaries, PA

    こんにちは、技術部の松井です。 先日、バチバチと火花のようなノイズが発生する・・・との事でPeavey ESCORT3000をお預かりしました。 機種のパーツが既に生産完了のため、修正メンテナンスにて対応する案件。確認をしてみると、実は

  • RODE NTG2 コネクターの固定方法

    2017-08-28

    Theme：Serviceman Diaries, PA

    コネクターが緩んだor外に飛び出してきた場合、コネクターの固定ネジが緩んでいるだけのことが多く、ネジを締め直すことで解決します。 NT1Aなどの固定ネジが外側に見えているタイプではなく、いくらか分解する必要がありますので、手順を説明致

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