Lenovo ThinkServer RS140 - Manual (Page 46)

22 ME disable jumper
Used to enable or disable the ME.
23 Trusted Cryptography Module (TCM) connector
Used to install the TCM.
24 Riser card assembly slot
Used to install the riser card assembly.
26 Coin-cell battery
Your server has a special type of memory that maintains the date, time, and configuration information for
built-in features. The coin-cell battery keeps the information active when you turn off the server.
34 ThinkServer RS140 User Guide and Hardware Maintenance Manual