Oberheim Matrix-6 Service Manual

6-vorce polyphonic midi synthesizer

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6-Vorce Polyphonic MIDI Synthesizer

SERVICE MANUAL

Preliminary Edition - February 1986

1996 OBERHEIM • A Division of E.C.C. Development Corporation

11650 Olympic Boulevard, Los Angeles, California 90064

AlI Rights Reserved. Reproduction in Whole or In Parts is prohibited

without Permission. Oberheim, The Oberheim Logo, MATRIX-6,

MATRIX-12, XPANDER, Xk, OB-8, DSX, DMX, and DX are Trademark of

E.C.C. Development Corporation

PDF-Version by Rolf Meurer 40211 Düsseldorf Germany 2012

Table of Contents

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Page 1 6-Vorce Polyphonic MIDI Synthesizer SERVICE MANUAL Preliminary Edition - February 1986 1996 OBERHEIM • A Division of E.C.C. Development Corporation 11650 Olympic Boulevard, Los Angeles, California 90064 AlI Rights Reserved. Reproduction in Whole or In Parts is prohibited without Permission. Oberheim, The Oberheim Logo, MATRIX-6, MATRIX-12, XPANDER, Xk, OB-8, DSX, DMX, and DX are Trademark of E.C.C.
Page 2 PRELIMINARY EDITION – February, 1986 CALIBRATION 1. TUNE - While in MASTER EDIT, pressing the B button puts the MATRIX-6 into Auto Tune. The cycle takes approximately two to three seconds to complete, during which time the display reads "TUNING...", While In TUNE mode, the processor is tuning the MATR-X-6's three High Frequency Oscillators (HFOs).
Page 3 D button. Next, press and hold the C button then press and hold the B button. The MATRIX-6 is now in DAC CALIBRATJOIM mode and all three held buttons can be released. the display should read "TUNING...'.
Page 4 Select parameter number "52 CALIBRATE". Now press and hold the C button, then press and hold the B button. The MATRIX-6 is now In HFO CALIBRATION mode and the two buttons can be released. Caution: when adjusting the coils of the HFO’s take care not to damage the very fragile core.