Marshall Amplification JCM600 user manual

Summary of the content on the page No. 1

JCM Valve Combos
& JCM 600 Valve Head.
VALVE GUITAR AMPLIFIERS
JCM600

Summary of the content on the page No. 2

From the Chairman I would like to thank you personally for selecting one of our JCM 600 valve amplifiers. For over thirty five years now my Company has been recognised around the world as one of the leading manufacturers of quality amplification. This is a direct result of our continual investment in not only research and development, but also people, expertise and new production techniques to enable us to design and manufacture consistently innovative products, all of which are built to stand t

Summary of the content on the page No. 3

WARNING! Please read the following list carefully. A. ALWAYS fit a good quality mains plug conforming to the latest B.S.I. standards where necessary (UK only). B. NEVER attempt to by-pass the fuses or fit ones of the incorrect value. C. NEVER attempt to replace fuses or valves with the amplifier connected to the mains. D. DO NOT attempt to remove the amplifier chassis, there are no user serviceable parts. E. ALWAYS have this equipment serviced or repaired by competent qualified personnel. F

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pickups will require extra bass and middle to give the sound more body, but humbuckers may well require less middle and extra treble to cut through. Vintage Overdrive Switch to the Overdrive channel which is indicated by the Red L.E.D. Again pickups will obviously influence settings but you will probably find that gain settings of around 5 or 6 are quite adequate, the key however is to increase the master volume level. As our vintage amps didn’t really have a lot of pre-amp gain guitarists used

Summary of the content on the page No. 5

correct type and rating. It is a wise precaution 13) Treble Control to always carry spares. Controls the upper or treble frequencies in the tone of the Overdrive channel. 2) Mains Input Connects the amplifier to the mains power Please Note supply. The Tone Controls are interactive and adjusting one can effect the relative amounts 3) Parallel FX Loop Return Jack of the others. Experimentation is the best way Jack socket for connection from the output of of finding your own personal favourites. a

Summary of the content on the page No. 6

9) Presence Control Note This Master Presence control adjusts the The JCM 600 combos and head will deliver amount of top end frequencies in the overall 60 Watts into either one or two 16 Ohm tone - adding crispness and bite. speakers, ie. 16 or 8 Ohm total impedance. The unit should not be driven into a load of 10) Speaker Output less than 8 Ohms. On combo formats of the JCM 600 this jack If you unplug the internal loudspeaker in a is for connection to the internal 16 Ohm JCM 600 combo it is pos

Summary of the content on the page No. 7

JCM600 Head & JCM601 Combo Front Panel STANDBY POWER VALVE GUITAR AMPLIFIER OVERDRIVE MASTER JCM600 0 0 FOOT INPUT 4 6 4 6 4 6 4 6 8 12 4 6 4 6 4 6 4 6 4 6 4 6 4 6 4 6 SWITCH — — — — — — — — — — — 2 8 4 8 PUSH RED 0 10 0 10 0 10 0 10 0 20 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 CHANNEL GREEN 1 1 (Parallel Mix) CLEAN OVERDRIVE CLEAN VOLUME BASS MIDDLE TREBLE GAIN VOLUME BASS MIDDLE TREBLE EFFECTS REVERB REVERB VOLUME 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 JCM602 Combo Front Panel STAND

Summary of the content on the page No. 8

JCM601 & 602 Combo Rear Panel Presence MAINS FUSE MAINS INPUT PARALELL SERIES D.I.OUTPUT CAUTION!: TO REDUCE THE RISK OF FIRE REPLACE FUSES WITH THE 60 watts RMS into 8/16 . WARNING!: SHOCK HAZARD. DO NOT OPEN. TO REDUCE THE RISK OF FIRE 120V—T3A Pin 1—OV, Pin 2—High, Pin 3—Low FX LOOP FX LOOP SAME TYPE AND RATING ONLY. DISCONECT SUPPLY CORD BEFORE OUTPUT OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. 230V—T1.6A 4 6 CHANGING FUSE. TO REDUCE THE RISK OF ELECTRIC SHOCK DO N