Troubleshooting Problems

Fixing-up any old gear

Started by vansinn

Pages1 2

Replies: 15
Views: 20,276

February 15, 2017, 10:27:25 AM
by DannyjoeCarter

No Sound

Started by 2ndmoto

Pages1 2

Replies: 18
Views: 13,071

January 18, 2014, 05:50:06 AM
by MarshallJMP

MP1 Classic Clean Issue

Started by AndiK

Replies: 7
Views: 5,291

May 01, 2019, 04:06:36 AM
by MarshallJMP

No sound on select preset channels and weird output level knob behavior

Started by Andrew Smith

Replies: 2
Views: 4,183

March 07, 2018, 04:22:32 PM
by Andrew Smith

MP-1 no display or LED's

Started by andtimebegins

Pages1 2 3 ... 5

Replies: 70
Views: 20,176

February 09, 2021, 06:36:21 AM
by Iperfungus

no sound on outputs A and B, effects loop works

Started by ang3lus

Replies: 4
Views: 2,960

April 15, 2020, 01:27:32 AM
by rnolan

Low Volume & Unpleasant Distortion in one output channel.

Started by Auntie Ada

Replies: 9
Views: 7,822

July 29, 2015, 02:26:50 PM
by MarshallJMP

MP1 No Overdrive/Distortion

Started by Billy Penn

Pages1 2

Replies: 23
Views: 13,345

July 12, 2016, 06:38:00 AM
by rnolan

MB-1: Brand New Tubes, no sound on "Edge" or "Full" settings...

Started by BoWeevil2017

Replies: 1
Views: 3,712

February 21, 2017, 12:57:24 PM
by MarshallJMP

MP-1 Classic Noise Gate "stuck" at max values even when turned off

Started by Bret

Replies: 5
Views: 14,909

April 24, 2024, 03:19:42 PM
by Harley Hexxe

Mp-1 v2 mod 3 no output in tube anything

Started by bunkyloo

Replies: 10
Views: 5,039

October 05, 2018, 02:16:17 AM
by rnolan

ADA MP-1 Ground hum with good gain

Started by bunkyloo

Replies: 3
Views: 3,648

November 10, 2018, 02:50:27 AM
by MarshallJMP

Microtube 200 with no output

Started by calan

Pages1 2

Replies: 15
Views: 10,985

October 30, 2015, 12:34:21 AM
by rnolan

ADA MP-1 Master Gain Volume Issue

Started by charv712

Replies: 8
Views: 518

June 20, 2024, 01:13:10 PM
by MarshallJMP

MP1 - > Midiverb II -> UX2?

Started by Chip Roberts

Replies: 9
Views: 5,953

April 23, 2017, 04:14:44 PM
by Harley Hexxe

MP1 and Cold Exposure

Started by Chip Roberts

Replies: 2
Views: 4,739

December 10, 2017, 08:17:01 PM
by herbyguitar

Dialing Down on Signal Cut

Started by Chip Roberts

Replies: 3
Views: 3,999

January 22, 2021, 05:54:36 PM
by Harley Hexxe

No Power, No Display, No Output

Started by Chip Roberts

Pages1 2 3

Replies: 38
Views: 18,315

December 23, 2017, 08:35:04 AM
by MarshallJMP

Latency with SPX90

Started by Chip Roberts

Replies: 13
Views: 6,373

July 01, 2020, 03:07:40 AM
by rnolan

Help with mp1 - low distortion and "sputtering"

Started by Cstecker

Replies: 13
Views: 9,321

February 27, 2017, 03:58:07 PM
by Harley Hexxe