Hold RTZ and FFWD while turning on power. To check version of O/S, Press
"Pitch Cont".

v1.11 of O/S has a bug that causes "glitches" in the MD recording. Unit has to go to factory for upgrade.

v1.20 contains fix for glitch problem. TASCAM will release v.2.0 mid-March 98.

Have customer call TASCAM direct if their machine has v.1.11 or less. TASCAM will send FedEx out to pickup machine, fix and repair @ no charge. 213-726-0303 ext617