Doc# 0296-0018 • REV R (July 2017) Page 10 of 61
Lithium Baery
There is a Lithium baery that is used to maintain power to internal RAM which stores cali-
braon informaon for the TTS. This baery is designed to be funconal for 6 or 7 years. If it
fails, the TTS will display the following message upon start up, indicang a RAM problem:
RAM Error
If this message appears contact your local METRIX Representave right away. The TTS will
have to be returned to the factory to have a new lithium baery installed and the soware
reentered and funconally checked.