Table of Contents
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Table of Contents
Related Manuals for Gallien-Krueger 8000RB
Summary of Contents for Gallien-Krueger 8000RB
- Page 1 Service Manual 800RB...
- Page 2 Table of Contents Operating Instructions Turn On / Calibration Procedure Schematics Engineering Change Orders (ECOs) Bill of Materials...
- Page 6 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 Variac on 0, power switch off- connect power cord. Connect outputs to load box (100W-> load A, 300W-> load B). Resistance loads open (switch in center).
- Page 7 Engage Hi-boost switch, compare to Fig. 12. (Disengage). Engage Bi-amp switch. Compare 100W output to Fig. 13. Compare 300W output to Fig. 14. Set Freq. Knob 10, compare 100W output to Fig. 15. Compare 300W output to Fig. 16. Disengage Bi-amp switch. Noise Test Remove oscillator input.
- Page 8 800RB T/O Procedures Rev.1- 2/1/88 Inspect wiring on PC boards. Connect power: A) Variac at zero. B) Speaker on B ,scope on B. C) Load off. D) Trimpots halfway. E) Tones and master on 10, filters out, volume off. Gradually adjust variac to 50 Vrms. Listening to speaker and watching scope signal should pop negative then go to zero.