The Marshall 30th Anniversary Amplifier Model 6100 handbook explains controls, MIDI functions, wiring and troubleshooting.
About this manual
This handbook details every feature of the 30th Anniversary Amplifier, including the three channels (Clean, Crunch, Lead), input and output sections, and the extensive MIDI control system. It guides users through the operation of switches, EQ controls, and the effects loop, helping you shape your tone.
The guide also covers rear‑panel connections, speaker impedance matching, power‑selection options, and a full troubleshooting section with service warnings and spare‑part recommendations, ensuring safe and reliable use of the valve‑powered amp.
What's inside
- Introduction
- Input Section
- Channel 1 – Clean
- Channel 2 – Crunch
- Channel 3 – Lead
- Control Section & MIDI
- Rear Panel Features
- Footswitch & Speaker Connection
- Troubleshooting Guide
- Spare Parts & Accessories
Specifications
| Model number | 6100 |
|---|
| Power rating | 375 W |
|---|
| Speaker output impedance options | 16 Ω, 8 Ω, 4 Ω |
|---|
| Power selection | High (4 valves) or Low (2 valves) |
|---|
| Valve configuration | 4 valves – 100 W pentode / 50 W triode; 2 valves – 50 W pentode / 25 W triode |
|---|
| MIDI channel | MIDI channel 1 only |
Frequently asked questions
How do I store a MIDI patch on the amplifier?
Press the Store switch until all three channel LEDs flash; the current channel selection is then saved to the last received program number.
How can I switch between high‑power and low‑power operation?
Use the Power Selection Switch to choose high power (all four valves) or low power (two valves); the amp must be in standby before changing.