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Operating
Instructions
2000RB

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Table of Contents
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Summary of Contents for Gallien-Krueger 2000RB

  • Page 1 Operating Instructions 2000RB...
  • Page 2: Table Of Contents

    Table of Contents INTRODUCTION ………………………………………………………. 2000RB FEATURES ……………………………………………………. FRONT PANEL FEATURES …………………………………………… REAR PANEL FEATURES …………………………………………… SELECTING AN OPERATING MODE & HOOKING-UP YOUR SPEAKERS …………………………………… GETTING YOUR SOUND ……………………………………………. USING EFFECTS ……………………………………………………… MEASURED SPECIFICATIONS ……………………………………… TROUBLESHOOTING ……………………………………………………...
  • Page 3: Introduction

    Introduction We are very proud of the 2000RB, G-K's most pow- The 2000RB is definitely not just another high power erful bass amplifier to date, and in many ways, the bass amp. Its High Current Capacity output stages - culmination of 27 years in the amplification busi- capable of delivering instantaneous power of 10,000 ness.
  • Page 4: Front Panel Features

    Front Panel Features (10) PRESENCE Voicing filter that boosts high frequencies (6.5kHz center freq.) (1) INPUT JACK by as much as 12dB. This control adds "edge" to help you cut 1/4'' phone jack to plug in active or passive basses with a through the mix.
  • Page 5: Rear Panel Features

    Rear Panel Features (36) SEND Line level output that is post EQ and pre BOOST. Used when Note : The block diagram of the 2000RB is printed on the rear sending a full range mono signal to an external device (effects or panel and describes the signal flow from input to output.
  • Page 6: Selecting An Operating Mode

    (45) & (46) 1/4'' CONNECTORS "Bridge Mode" without special "Bridge Mode" cables. Provided as back-up outputs for the RIGHT/HIGH channel. 1/4'' In "Bridge Mode" both of the 2000RB's 500 watt power amps connectors do not have the same power handling as Speakon are connected together to drive your speakers.
  • Page 7: Getting Your Sound

    STEREO MODE: (20) and (21). Note : Each channel can drive up to two 4 ohm "Stereo Mode" is used when you want a stereo output, or when your speakers of four 8 ohm speakers (total of 2 ohms per channel). speakers are not the optimum impedance for "Bridge Mode".For Using fewer speakers (greater than 2 ohms) is OK.
  • Page 8: Using Effects

    in the input stage. The CLIP indicator should only light when (21) RIGHT-HIGH does the following: you hit your loudest notes. If it stays lit after you have pressed In "Stereo Mode", controls output of RIGHT channel. the -10dB PAD, turn down the volume on your bass. "Biamp Mode", controls output of HIGH frequency amplifier.
  • Page 9 3. 'Parallel" effects loop Bridge Mode-Option B: A "parallel" effects loop offers you the flexibility of having effects only on your "highs" (e.g.chorus) or only on your "lows" (e.g. octave divider). Also known as a "side chain", this configuration works like the "effects buss" on a professional mixing console.
  • Page 10: Measured Specifications

    If you are running your 2000RB in "Stereo Mode", this config- If you are running your 2000RB in the "Biamp Mode" this con- uration allows you to have stereo effects on your high end only, figuration allows your to put effects on the high-end only.Set low end only, or full range.
  • Page 11: Troubleshooting

    Troubleshooting SYMPTOM POSSIBLE CAUSE POSSSIBLE SOLUTION NO LIGHTS UNIT NOT PLUGGED IN CONNECT POWER CORD TO AC OUTLET, CHECK AC OUTLET UNIT HAS FAILED REFER TO SERVICE TECHNICIAN POWER LED ON BUT SHORTED SPEAKER CORD REPLACE W/DIFFERENT CABLE FAULT LED ALSO ON SPEAKER IMPEDANCE TOO LOW CHECK MANUAL FOR RECOMMENDED SPEAKER LOADS...
  • Page 12 GALLIEN-KRUEGER • 2240 PARAGON DR. • SAN JOSE, CA 95131 US: (408) 441-7970 • FAX (408) 441-8085 EUROPE: 41.42.234520 • FAX: 41.42.239525...

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