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Troubleshooting Audio Equipment

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Technical discussion on audio equipment troubleshooting and installation. This can be anything from a home/car stereo, guitar amp, and so on. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!

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Topics Statistics Last Post
Sticky: Repairing Alesis M1 Active mk2 Monitor Speakers by firespace
Started by firespace, 08-28-2010, 06:45 PM
505 responses
189,640 views
0 likes
 Last Post vintagevalves
by vintagevalves
10-18-2023, 11:25 AM  
Sticky: Bose recall on several older Acoustimass, Liefstyle, Companion model subwoofers? by eccerr0r
Started by eccerr0r, 07-05-2023, 07:36 AM
3 responses
1,163 views
0 likes
 Last Post momaka
by momaka
07-05-2023, 01:45 PM  
Harman Kardon AVR 171, Request for IC1504 (24C32) eeprom dump file by my2k2
Started by my2k2, 07-01-2024, 09:04 PM
0 responses
58 views
0 likes
 Last Post my2k2
by my2k2
07-01-2024, 09:04 PM  
Pro-Ject Turntable TK30 Debut Carbon Motor IC by retel
Started by retel, 07-01-2024, 04:54 AM
1 response
95 views
0 likes
 Last Post CapLeaker
by CapLeaker
07-01-2024, 07:23 AM  
Kenwood GE-87 disturbed signal on display by dariuxzy
Started by dariuxzy, 06-28-2024, 03:06 AM
5 responses
118 views
0 likes
 Last Post redwire
by redwire
06-29-2024, 02:12 PM  
Cambridge Audio Minx x200 - request for schematics or service manual by Felipe_Serra_83
Started by Felipe_Serra_83, 06-23-2024, 04:21 PM
0 responses
74 views
0 likes
 Last Post Felipe_Serra_83
by Felipe_Serra_83
06-23-2024, 04:21 PM  
Yamaha stagepass 500 by gbaicu51
Started by gbaicu51, 05-13-2024, 04:06 PM
11 responses
200 views
0 likes
 Last Post CapLeaker
by CapLeaker
06-20-2024, 04:33 PM  
Allen & Heath Xone:02 (DJ Mixer) - Burnt out Resistor by trickartt
Started by trickartt, 05-04-2024, 12:07 PM
8 responses
223 views
0 likes
 Last Post CapLeaker
by CapLeaker
06-19-2024, 03:53 PM  
Infinity PS-12 Powered Subwoofer Fired Amplifier by electronicnub
Started by electronicnub, 10-29-2011, 01:25 PM
207 responses
90,973 views
0 likes
 Last Post CptanPanic
by CptanPanic
06-18-2024, 11:46 AM  
Cement resistor swap in Harman Kardon AVR by PowellSkier
Started by PowellSkier, 06-04-2024, 06:41 PM
4 responses
101 views
0 likes
 Last Post R_J
by R_J
06-17-2024, 04:07 PM  
Harman/Kardon AVR 645 returning to stand-by after a few seconds. by PowellSkier
Started by PowellSkier, 06-17-2024, 11:43 AM
0 responses
50 views
0 likes
 Last Post PowellSkier
by PowellSkier
06-17-2024, 11:43 AM  
Marantz SX72 by Evets
Started by Evets, 06-12-2024, 02:10 PM
1 response
42 views
0 likes
 Last Post CapLeaker
by CapLeaker
06-14-2024, 05:35 PM  
Single Pole switch for audio help by ivtec
Started by ivtec, 06-11-2024, 01:00 PM
2 responses
42 views
0 likes
 Last Post ivtec
by ivtec
06-11-2024, 05:31 PM  
Old Boston Acoustics subwoofer repair, BJT alternatives by staze
Started by staze, 06-11-2024, 09:57 AM
0 responses
62 views
0 likes
 Last Post staze
by staze
06-11-2024, 09:57 AM  
Denon AVR 1908, High pitch noise on Surround back Left channel after long overhaul by karatzdi
Started by karatzdi, 06-11-2024, 08:38 AM
0 responses
99 views
0 likes
 Last Post karatzdi
by karatzdi
06-11-2024, 08:38 AM  
Yamaha RX-V577 - DC: PRT 000L by stinkincaps
Started by stinkincaps, 05-13-2020, 12:01 PM
26 responses
9,634 views
0 likes
 Last Post darrjoh1
by darrjoh1
06-05-2024, 10:13 PM  
Squire bass guitar amp PB 15 no sound by zzpkcq@gmail.com
Started by zzpkcq@gmail.com, 05-25-2024, 02:31 PM
8 responses
187 views
0 likes
 Last Post redwire
by redwire
05-30-2024, 01:38 PM  
STK4392 pin out by Evets
Started by Evets, 05-29-2024, 07:46 AM
6 responses
155 views
0 likes
 Last Post Evets
by Evets
05-29-2024, 11:42 PM  
Logitech R20 speakers - Replacing one of the speakers. by Widget
Started by Widget, 05-29-2024, 07:07 AM
0 responses
92 views
0 likes
 Last Post Widget
by Widget
05-29-2024, 07:07 AM  
Boss Audio Crossover BX-45 by Domenicoo
Started by Domenicoo, 05-29-2024, 04:12 AM
0 responses
34 views
0 likes
 Last Post Domenicoo
by Domenicoo
05-29-2024, 04:12 AM  
Yamaha RX-V373 not powering up by Rupsenkind
Started by Rupsenkind, 10-18-2022, 10:27 AM
18 responses
2,909 views
0 likes
 Last Post Rupsenkind
by Rupsenkind
05-27-2024, 01:50 AM  
Kenwood KDC 3051G Car Radio permanently stuck in Demo Mode please help by Omron
Started by Omron, 05-23-2024, 01:27 PM
6 responses
234 views
0 likes
 Last Post Omron
by Omron
05-26-2024, 02:37 AM  
Behringer MS16 Speakers - Low Volume on One Speaker by RetroComputingGrotto
Started by RetroComputingGrotto, 05-20-2024, 07:29 AM
2 responses
175 views
0 likes
 Last Post RetroComputingGrotto
by RetroComputingGrotto
05-24-2024, 06:40 AM  
Old KSC Digmoda DDC552 Bang and Olufson ICE amp My mission to repair. by abajor
Started by abajor, 05-23-2024, 11:44 PM
1 response
56 views
0 likes
 Last Post abajor
by abajor
05-23-2024, 11:55 PM  
Galaxy Buds FE SM-R400 by therealraffles
Started by therealraffles, 05-23-2024, 11:13 AM
2 responses
88 views
0 likes
 Last Post therealraffles
by therealraffles
05-23-2024, 03:39 PM  
Denon UCD77 schematic by Evets
Started by Evets, 05-20-2024, 10:25 AM
2 responses
52 views
0 likes
 Last Post Evets
by Evets
05-21-2024, 03:29 AM  
Denon AVR-S900W receiver repair struggles by ajvpb
Started by ajvpb, 11-10-2020, 01:55 PM
1 response
1,787 views
0 likes
 Last Post MICHAEL dsouza
by MICHAEL dsouza
05-20-2024, 07:41 AM  
HT-R590 No Sound by schenckb
Started by schenckb, 01-03-2021, 12:50 PM
12 responses
2,948 views
0 likes
 Last Post mauda
by mauda
05-20-2024, 05:05 AM  
Pioneer A-205 faint noise/hiss issue by GraphicMan
Started by GraphicMan, 05-19-2024, 11:45 AM
1 response
38 views
0 likes
 Last Post GraphicMan
by GraphicMan
05-19-2024, 10:49 PM  
Uniden bearcat UBC 360clt no sound output by Jedi134
Started by Jedi134, 05-13-2024, 04:12 AM
13 responses
153 views
0 likes
 Last Post CapLeaker
by CapLeaker
05-19-2024, 04:03 PM  
Studio Electronics ATC-1 disturbing signal around 8Khz by hbns
Started by hbns, 05-17-2024, 02:26 PM
0 responses
60 views
0 likes
 Last Post hbns
by hbns
05-17-2024, 02:26 PM  
Fisher TAC-M47 schematic by Evets
Started by Evets, 05-17-2024, 04:35 AM
0 responses
39 views
0 likes
 Last Post Evets
by Evets
05-17-2024, 04:35 AM  
Denon AVR 1912 no sound by dansity
Started by dansity, 05-06-2024, 10:16 AM
2 responses
180 views
0 likes
 Last Post dansity
by dansity
05-15-2024, 05:11 AM  
Yamaha delay D1500, zener diode broken with no marking by debidoobs
Started by debidoobs, 04-24-2024, 09:01 AM
13 responses
205 views
0 likes
 Last Post debidoobs
by debidoobs
05-15-2024, 12:39 AM  
Marantz PM 25 - looking for potentiometer RM050 / M50KC by mikkele86
Started by mikkele86, 05-13-2024, 02:34 PM
1 response
137 views
0 likes
 Last Post CapLeaker
by CapLeaker
05-14-2024, 08:05 PM  
Harman/Kardon Onyx Bluetooth Speaker - No Power by caphair
Started by caphair, 08-22-2015, 06:44 PM
194 responses
89,858 views
0 likes
 Last Post QwertyChouskie
by QwertyChouskie
05-13-2024, 05:03 PM  
Pioneer amplifier A-205 Relay not clicking after a mistake i made by GraphicMan
Started by GraphicMan, 05-05-2024, 06:20 AM
64 responses
639 views
0 likes
 Last Post GraphicMan
by GraphicMan
05-12-2024, 08:34 PM  
Aiwa TX-110 Tuner Buttons by LEEDASH
Started by LEEDASH, 05-07-2024, 02:41 PM
3 responses
77 views
0 likes
 Last Post petehall347
by petehall347
05-07-2024, 05:51 PM  
faulty loudspeaker amplifier-no sound output by Cornboats
Started by Cornboats, 04-25-2024, 04:43 AM
7 responses
120 views
0 likes
 Last Post Cornboats
by Cornboats
05-06-2024, 02:56 AM  
Sony RCD-W3 Deck A (Playback only) not playing CDs (Disk Error) repair by goodpsusearch
Started by goodpsusearch, 05-05-2024, 02:04 PM
0 responses
83 views
0 likes
 Last Post goodpsusearch
by goodpsusearch
05-05-2024, 02:04 PM  
Alarm Siren issue by slybunda
Started by slybunda, 02-04-2024, 11:01 AM
28 responses
320 views
0 likes
 Last Post slybunda
by slybunda
05-05-2024, 10:41 AM  
Mackie CR4 amplifier no sound by UserXP
Started by UserXP, 10-17-2020, 05:06 PM
155 responses
22,192 views
0 likes
 Last Post UserXP
by UserXP
05-03-2024, 05:03 AM  
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