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Download Schematic for Gallien-Krueger 400RB. To download Gallien-Krueger 400RB Schematic follow the instructions on the page.

Cadtools 7 0 Serial Number. We make it easy for you to quickly repair Gallien-krueger electronic devices with our detailed service manuals. If you can't find what you are looking for, please let us know and we will do our best to track it down for you.

If you select DOWNLOAD, then you will receive the download information in your e-mail within 1 business day. SERVICE MANUAL: This is a service manual that is exactly as released by the manufacturer and contains repair information for fixing your appliance or consumer electronics product.

Click on a model number to see the details of what is included in the service manual and see a sample page. (Not every model has a sample page.) TIP/BULLETIN: This is a 1 - 20 page tip or bulletin to help with a certain symptom or failure and how to solve it. A service bulletin is NOT a service manual. Click on the model number to see the symptoms contained in the tip/bulletin. OWNERS MANUAL: This is the manual that explains how to use the unit and usually comes in the original box.

• Service Manual 400RB. • Table of Contents Operating Instructions Turn On / Calibration Procedure Schematics Engineering Change Orders (ECOs) Bill of Materials. • 400RB-200W Bass Amp Turn on Procedure Board #’s: 206-0047-C (preamp), 206-0041-A ( power amp) Model# 400RB all options 8-19-91 Setup Variac on zero, power switch off- connect power cord. Connect either output to load box ( load A). Resistance loads open ( switch in center).

• Turn front panel knobs to 10, switches out. Connect front speaker to output and listen to noise. It should be smooth, not crackling. Change AC voltage range to 1V. Noise should measure less than 400mV. Engage low-cut, contour, and hi-boost.