CAT SRM SERVICE MANUAL ocr

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WIRING HARNESS LAYOUT POWER SUPPLY BOARD C 3«0V«- V , M UC 2 _± COI 1I°v % **r TANr.21 25V 25ÖV C77 Si-0-ÖLO BOKK/m. O, IIO-I 2 5 \M& A r - S - _*£t ( 2 10 -ISOVAC) " '*ovi>arOr— 3 5 0 /6 0 HZ 0/ C8Z Pt*A ÍR ± *.TANT.7.1 IfV 1 icti T St-Mf/m. I vMie t-JsanOL. ) wo NOTE: l / i f ' A A 250V SLO-6 LO FOR 2.M0 V OPERATION Inc. 5rm synthesizer QcrwEElectronics • TRIMMER LOCATIONS Gate 2 AdJ. 5« ADSR Attack time 9. CV 1 V/OCT 13. VOO 2 V/OCT *2. Keyboard Current 6. Poly/Mono Balance 10. VOO 1 Triangle Symmetry lb. VCO 2 Range 3« Pitch Bend Cal. 7. CV 2 V/OCT 11. VCO 1 Initial Pulse Width 15 . VCF V/OCT b. Octave Transpose Cal. 8. V00 1 Range 12. VOO 2 Pulse Width 16. VCA Oorvfcrnl PeieM-. J ? CA* SRM CALIBRATION PROCEDURE The following test equipment is required in order to perform calibration cf the instrument. 1. A high input impedance digital voltmeter of at least digit accuracy. 2. A DC coupled, triggered oscilloscope. 3* A digital frequency counter, strobe tuner, or suitable frequency standard. < k. An amplifier with speaker or headphones capable of high fidelity* Before beginning the calibration procedure, the following steps must be taken. 1. Be sure that the Instrument has…