Service Manuals, User Guides, Schematic Diagrams or docs for : GALLIEN-KRUEGER 800RB Gallien_krueger_800RB_SM1

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Gallien_krueger_800RB_SM1


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Service Manual

   800RB
Table of Contents

Operating Instructions             3

Turn On / Calibration Procedure     6

Schematics                         11

Engineering Change Orders (ECOs)   24

Bill of Materials                  34
                              800RB T/O Procedure
                               GK Doc. # 420-0045-C
               Board #'s: 206-0045-C (preamp), 206-0044-A (power amp),
               206-0048-A (power supply). 800RB- all options   8/19/91

Setup
1)      Variac on 0, power switch off- connect power cord.
2)      Connect outputs to load box (100W-> load A, 300W-> load B).
3)      Resistance loads open (switch in center).
4)      Speaker on (connected to 100W output).
5)      Load box to scope-B and AC- VM.
6)      Set scope switch on load box to look at load A (down).
7)      Set oscillator on 200 Hz sine wave @ 5mVrms (-46dBV).
8)      DVM on 20mV (dc) range.
9)      Scope



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