Summary of Contents for Johnson Amplification J12
- Page 1 User’s Guide Please Visit Johnson Amplification on the World Wide Web at http//:digitech.com A Harman International Company...
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Page 2: Table Of Contents
Table Of Contents Safety Precautions.........................2 Warranty............................2 Quick Start............................3 Introduction ..........................3 Section 1 - Startup Front Panel Controls and Functions ....................4 Program/Effect Switches ......................4 Bank UP/DOWN Bypass/Tuner Footswitches..............4 Bypass Switch.........................4 Continuous Control Expression Pedals .................4 Rear Panel Connections ......................4 Control Output........................4 Section 2 - Basic Operation Using the J-12 ..........................5 Section 3 - Programming the J-12... -
Page 3: Safety Precautions
1. The warranty registration card must be mailed within ten days after purchase date to validate this warranty. 2. Johnson Amplification warrants this product, when used solely within the U.S., to be free from defects in materials and workmanship under normal use and service. -
Page 4: Quick Start
Johnson Amplification JM 150, JH 250 Integrated Modeling Amplifier. The J-12 Foot Controller can also be used with the Digitech 2112 SGS, GSP-2101, Valve FX or Legend II Guitar Processors. The unit is equipped with ten programmable footswitches, plus dedicated bypass and Program / Bank selector switches, along with two built-in expression pedals. -
Page 5: Section 1 - Startup
Legend II. Rear Panel Connections The rear panel of the J-12 consists of the control output (for use with the Johnson Amplification JM 150 and 250 , The Digitech 2112 SGS, GSP-2101, Valve FX or Legend II only) • Control Output - The Control Output is a 5-pin DIN connector (MIDI-type). All control information gen- erated by the J-12 is sent out the Control Output to the Johnson Amplification JM 150 and 250, The Digitech 2112 SGS, GSP-2101, Valve FX or Legend II. -
Page 6: Section 2 - Basic Operation
Following is a basic step-by-step procedure on how to connect and use the J-12 with your 2112 SGS, GSP-2101, Valve FX or Legend II. • Make sure the power to your Johnson Amplification JM 150 JM 250, Digitech 2112 SGS, GSP-2101, Valve FX or Legend II is off. -
Page 7: Section 3 - Programming The J-12
Section 3 - Programming the J-12 All programming and setup for the J-12 is performed from the front panel of the Johnson Amplification JM 150, JM 250, Digitech 2112 SGS, GSP-2101, Valve FX or Legend II. Most of the setup menus that deal with the J-12 can be found in the Foot Controller section of the Utility setup menu. - Page 8 FAX (801) 566-7005 International Distribution: 3 Overlook Drive Unit 4 Amherst, New Hampshire 03031 U.S.A. FAX (603) 672-4246 Johnson Amplification™is a registered trademark of the Harman Music Group Copyright © 1997 Johnson Amplification Printed In U.S.A. 10/97 Manufactured in the U.S.A.