Release Notes

New Features

For Windows

ªª Version 1.02

This version is compatible with 64-bit editions of Windows XP and Windows Vista. Please contact TASCAM customer support for details.

For Mac OS X

ªª Version 1.01

••This version adds support for Leopard (10.5.1).

Maintenance Items

For Firmware

ªª Version 1.02

Corrected a problem where starting Mac applications would take a long time when the system is set to 88.2 or 96 kHz and has MIDI ports.

••Corrected a problem where some machines would develop a periodic noise after more than an hour of use.

For Windows Driver

ªª Version 1.02

The precision of audio latency adjustment when in ASIO mode has been improved.

For Mac OS X Driver

ªª Version 1.03

Corrected a problem in which video playback from Internet sites such as YouTube had not been smooth on Macs with OSX 10.5.6, which has been sold since 2008.

ªª Version 1.02

••The precision of audio latency adjustment when in ASIO mode has been improved.

••A problem in which MIDI note information from the MIDI OUT could be lost if MIDI notes from the DAW had exactly the same timing has been fixed.

NOTE

are connected by the method suitable for the DAW, and set them correctly.

For example, if the MIDI port does not appear correct- ly, confirm that there are no conflicts in the MIDI

device assignments.

ªª Version 1.01

This version fixes an issue with the previous driver where switching the sample rate did not work.

NOTE

When using Digital Performer (DP) 5.1x, always select the project sample rate via the Audio MIDI setup utility.

Refer to the manual for your DAW software, for example, to confirm that the MIDI ports being used

TASCAM US-1641

2Release Notes: Firmware: 1.02, Windows driver: 1.02, Mac driver: 1.03, Cubase LE 4: 4.0.3