Non-English Hand Control Owners - read. The information below is for English-version hand controls. NexStar SLT scopes have two sets of processors.

There are processors in the hand control (HC) and there are processors in the base of the scope in a section known as the motor control (MC). The MC firmware can be updated by the owner (read ). There have been two versions of hand control available for the SLT: • Hand control version 4.X. This hand control can be updated by the owner.

Read for step by step instructions on upgrading the firmware. Carvin V3 Midi Setup Finale. • The NexStar+ hand control. This hand control can be updated by the owner and began shipping with new SLT scopes in January 2012.