Audio Beginners

Novice audio service technicians. Section for those who are just beginning their journey with audio equipment repairs.

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	Topic / Author	Views	Replies	Last post
	Rules: Instructions for posting photos and pictures on the forum gulson 28 Jul 2011 (0) Global rules 28 Jul 2011 11:59	2383370	0	28 Jul 2011 11:59 gulson
	JBL Bar 3.1 Subwoofer - SMPS 40-N150SE Board Faulty Power Supply, Resistor R534 & R535 Values SteCal 09 Dec 2022 (50) Beginners Audio 08 Jun 2025 10:59	17463	50	08 Jun 2025 10:59 jcmyolaymmu
	Will a 29 CRT TVs Magnetic Field Affect In-Ear Headphones Dynamic Drivers? gamemaniaco1987 11 May 2025 (6) Beginners Audio 18 May 2025 18:56	258	6	18 May 2025 18:56 gamemaniaco1987
	0 Marshall Stanmore 1 Mainboard Missing Parts Identification: C36, D15, U5, D8, C95, IC Chip and misc m4vm 14 May 2025 (0) Beginners Audio 14 May 2025 23:27	63	0	14 May 2025 23:27 m4vm
	Marshall Acton II Column: No Sound, LEDs or 3.3V Output - Seeking Schematic & Help xxcxx 08 Jan 2023 (8) Beginners Audio 31 Mar 2025 20:14	3405	8	31 Mar 2025 20:14 mvlahovic76
	Marshall Stanmore 1 No Power: R104-R18 Resistor Values Inquiry zauligiorgio 10 Mar 2025 (1) Beginners Audio 10 Mar 2025 20:13	234	1	10 Mar 2025 20:13 Telo
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	0 Wybór igły lub wkładki do Technics SL-BD20: Audio-Technica AT85EP vs AT81CP macix702 12 Jan 2025 (0) Beginners Audio 12 Jan 2025 22:00	327	0	12 Jan 2025 22:00 macix702
	0 Onkyo TX-SR707: Czy XD830K013DZKB4 jest kompatybilny z TMSD803K011AZKB? h3h4h5 04 Jan 2025 (0) Beginners Audio 04 Jan 2025 00:41	300	0	04 Jan 2025 00:41 h3h4h5
	Technics SH-GE70 graphic equalizer and SU-VZ320 amplifier - how to connect to ea jakubs2213 26 May 2018 (6) Beginners Audio 21 Aug 2024 22:51	16554	6	21 Aug 2024 22:51 mat_jbie
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	- Sony ST-S211 Tuner Problem: Receiving Mono Only, Can't Switch to Stereo. Help Needed! alexsunny123 13 May 2021 (6) Beginners Audio 07 Aug 2024 13:27	3327	6	07 Aug 2024 13:27 therobertscott56
	Philips Boombox AZ790/12 The power supply AZ 787 has 0V DC out. josefouchard 10 May 2024 (10) Beginners Audio 04 Jul 2024 19:05	1125	10	04 Jul 2024 19:05 bodzioluban
	I have a problem with the Pioneer A X 540 amplifier. One channel sounds slower, I did some measureme george1959 25 May 2024 (1) Beginners Audio 25 May 2024 19:27	609	1	25 May 2024 19:27 SlawekKedra
	RCF Art 715: Identifying L502 Choke & C76 Capacitor Values on PST417F PCB Board Świr 02 Nov 2017 (27) Beginners Audio 17 May 2024 13:10	14166	27	17 May 2024 13:10 hducanh118
	[Solved] What Does the ZD3 Marking Signify on Marshall Stanmore Speakers? kolatrus08 08 Apr 2024 (3) Beginners Audio 10 Apr 2024 16:29	684	3	10 Apr 2024 16:29 kolatrus08
	Onkyo TX-NR609 Receiver Repair: DSP Chip Reballing and NAND256W3A2BN6E Flashing Experience sushi1808 01 Jul 2023 (10) Beginners Audio 09 Sep 2023 12:38	5625	10	09 Sep 2023 12:38 serhatsev
	Niles SW6.5 - SW6.5 stopped working while I was on vacation. Need schematic to tro Extremelocura 02 Jun 2023 (1) Beginners Audio 02 Aug 2023 15:04	606	1	02 Aug 2023 15:04 aaanteka
	[Solved] Choosing Cables for Equipment: CCA vs. OFC - Comparing Cost, Quality & Performance adam_anton 01 Jun 2016 (20) Beginners Audio 29 Jul 2023 17:58	29175	20	29 Jul 2023 17:58 398216 Usunięty
	RCF ART 415A Protected Issue: Green & Red Lights On, IRS20955s or ADAU1701 Problem? Amingpx 09 Dec 2022 (4) Beginners Audio 23 Jun 2023 13:24	1722	4	23 Jun 2023 13:24 Amingpx
	Emmerson MR-150BT Bluetooth Speaker: Fixing H1 Error Display Issue - Tips & Solutions Needed Sid998 24 May 2018 (6) Beginners Audio 01 Feb 2023 17:48	9465	6	01 Feb 2023 17:48 jurekSawicki

	Denon x4100w brak dźwięku przemekkucybala 07 Jan 2023 (2) Beginners Audio 11 Jan 2023 22:13	945	2	11 Jan 2023 22:13 przemekkucybala
	JBL T460 Headphones: Battery Issues, Not Turning On, Low Battery Message & Charging Concerns derczy 07 Jan 2019 (4) Beginners Audio 06 Jan 2023 11:40	24633	4	06 Jan 2023 11:40 azaghorth
	[Solved] Why did my JBL 500BT right earbud stop working and how to fix it? Pawcio15 24 Sep 2022 (11) Beginners Audio 24 Sep 2022 17:30	27375	11	24 Sep 2022 17:30 krzysiozak
	Seeking Firmware for Onkyo TX-NR616 Receiver: Issues with HDMI, Sound Output, VSP & VMPU onkyoyoho 26 Mar 2021 (4) Beginners Audio 20 Feb 2022 14:16	3348	4	20 Feb 2022 14:16 onkyoyoho
	JBL TUNE 500bt Wireless Headphones: Connectivity Issues and Unresponsive Power Button Alex110 30 Aug 2020 (5) Beginners Audio 22 Jan 2022 10:51	45723	5	22 Jan 2022 10:51 Zigg

	Panasonic SA-HT990 Fan Replacement: 5010L12S-PHD Model & Alternatives - Solve Vibration Issues jackyjoy123 25 Aug 2021 (7) Beginners Audio 08 Sep 2021 12:22	2601	7	08 Sep 2021 12:22 398216 Usunięty
	Onkyo TX NR906: No HDMI Video Output - Troubleshooting and Firmware Update Tips satbeginner 05 Sep 2020 (4) Beginners Audio 31 Mar 2021 12:36	3045	4	31 Mar 2021 12:36 petrykcom
	[Solved] Identifying Components of Marshall Stanmore Speaker: U1, R104, R18 - OB2268CP or OB2269CP? DJ Davi 12 Feb 2018 (11) Beginners Audio 08 Mar 2021 21:29	37533	11	08 Mar 2021 21:29 DJ Davi
	Creative GigaWorks T40 Burnt Capacitor C36: Seeking Diagram/Photo to Identify Parameters kliczko88 16 Nov 2012 (19) Beginners Audio 25 Feb 2021 23:47	17073	19	25 Feb 2021 23:47 Elektromonterek
	[Solved] JBL BAR 3.1 Subwoofer No Power - Damaged Components on 40-N150SE-PWE1G Power Supply janach07 06 Jan 2021 (2) Beginners Audio 11 Jan 2021 17:00	7161	2	11 Jan 2021 17:00 janach07
	Onkyo TX-NR414: Sound Issues, Unrecognized USB/NET & Firmware Update Challenges Batista0202 04 Nov 2020 (4) Beginners Audio 23 Nov 2020 10:15	9468	4	23 Nov 2020 10:15 wolek123
	Discord Mic Detection Issue: Audio Pickup Without Voice, Plus Image Sharing Failure Qlik123 22 Sep 2019 (5) Beginners Audio 18 May 2020 18:06	43323	5	18 May 2020 18:06 gufi24
	Behringer ub-spsu2 Power Supply Burnt Chip - Seeking Layout Symbol Identification & Help KAROL19766 12 Jul 2019 (8) Beginners Audio 08 Aug 2019 16:46	9111	8	08 Aug 2019 16:46 HD-VIDEO
	[Solved] Radio Interference from LEDs: Solving 230 Halogen, 12V LED Strips & KB Sound iSelect5 Issues Kkkp1305 09 Feb 2018 (11) Beginners Audio 30 May 2019 13:42	13923	11	30 May 2019 13:42 diantus
	Pioneer X-HM72 Repair: ON LED Flashing, Dark Screen, Key Combinations Ineffective, Voltage Issues choleszek 22 Feb 2018 (25) Beginners Audio 04 Jan 2019 10:46	18894	25	04 Jan 2019 10:46 choleszek
	Creative T3300 Speakers: Hissing EI-28 HGX Transformer Issue - Repair/Replacement Advice Adamerio 09 Aug 2018 (3) Beginners Audio 10 Aug 2018 13:04	4287	3	10 Aug 2018 13:04 Adamerio
	Pioneer Amplifiers: PA0016 Chip Replacement, Circuit Diagram & Trusted Sources majsterek 30 Jun 2018 (25) Beginners Audio 15 Jul 2018 15:21	17100	25	15 Jul 2018 15:21 PZ IX
	[Solved] Kruger & Matz Street Headphones - Issues with Bluetooth Pairing with Audio Stream Transmitters gieniapierda 25 Jan 2018 (7) Beginners Audio 01 Feb 2018 15:52	9276	7	01 Feb 2018 15:52 gieniapierda
	Seeking Android APK for Simultaneous Music Playback via Bluetooth and Minijack Mateusz2132 25 Jan 2018 (1) Beginners Audio 25 Jan 2018 18:21	8190	1	25 Jan 2018 18:21 makosuu
	Pioneer Radio Reception Issues in Octavia I: Antenna Performance Outside City mich1al92 28 Nov 2017 (19) Beginners Audio 01 Dec 2017 19:46	17928	19	01 Dec 2017 19:46 Andrzej Ł
	Charging 18650 Batteries in Bluetooth Speaker Conversion with TDA7492P Amplifier weclaw360 12 Nov 2017 (3) Beginners Audio 14 Nov 2017 15:49	5688	3	14 Nov 2017 15:49 Andrzej L.
	Mercury DSH 303A VHF Repair: Power Failure, Isostat Issues, Varicap Voltage, WPF Board Swap Brivido 31 May 2017 (12) Beginners Audio 09 Jul 2017 22:00	8664	12	09 Jul 2017 22:00 Brivido
	Adam turntable crazy revolutions - GS 420 linear drive problems marekwaudio 19 May 2017 (10) Beginners Audio 25 May 2017 11:39	9672	10	25 May 2017 11:39 marekwaudio
	Room Acoustics: Optimizing Genius SW-G2.1 2000 Subwoofer Placement for Better Bass Experience Huxa3em 05 May 2017 (13) Beginners Audio 20 May 2017 17:04	7662	13	20 May 2017 17:04 aaanteka
	Unitra Kleopatra Amplifier: Broken Resistor in Right Channel - Resistor 308, 1k Ohm? Jan.Dziewulski 15 Apr 2017 (8) Beginners Audio 16 Apr 2017 18:59	5481	8	16 Apr 2017 18:59 398216 Usunięty
	Diora WS-442 Amplifier Short Circuit - 2N6491 Transistor, R-538 Resistor & Repair Guidance bulasty82 02 Apr 2017 (10) Beginners Audio 03 Apr 2017 23:57	7650	10	03 Apr 2017 23:57 HD-VIDEO
	Pioneer VSX-918: Can STK442-110/130 Substitute PAC014A? Layout Modifications & Sources zwirek1 19 Mar 2017 (6) Beginners Audio 21 Mar 2017 19:43	8622	6	21 Mar 2017 19:43 zwirek1
	DIY Roccat Syva headphone repair: Learn how to fix headphone issues mastersq10 09 Feb 2017 (14) Beginners Audio 11 Feb 2017 20:59	10497	14	11 Feb 2017 20:59 mastersq10
	Logitech Z906 Burnt PSU: Seeking Schema for Resistor R26 & R95 on 94V E322995 Unit @rti 15 Oct 2016 (10) Beginners Audio 08 Nov 2016 12:57	16026	10	08 Nov 2016 12:57 @rti
	mini jack - Headphones with a microphone on one jack - How to connect to a compu andrew_golota 04 Jul 2016 (4) Beginners Audio 05 Jul 2016 01:44	60006	4	05 Jul 2016 01:44 alien90fr
	Philips AZ787 Boombox Inverter Issues: Voltage Drop Under Load & Troubleshooting Steps Taken KrzysztofK 17 Nov 2015 (10) Beginners Audio 18 Nov 2015 19:31	7680	10	18 Nov 2015 19:31 KrzysztofK
	Unitra 5102 audio computer - The light is to big for good looking. Fosucki_Czek 09 Mar 2015 (2) Beginners Audio 05 Apr 2015 06:53	9819	2	05 Apr 2015 06:53 SlawekKedra

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Audio Beginners

Rules: Instructions for posting photos and pictures on the forum

0 Marshall Stanmore 1 Mainboard Missing Parts Identification: C36, D15, U5, D8, C95, IC Chip and misc

0 Wybór igły lub wkładki do Technics SL-BD20: Audio-Technica AT85EP vs AT81CP

0 Onkyo TX-SR707: Czy XD830K013DZKB4 jest kompatybilny z TMSD803K011AZKB?

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