Cmos Battery - Congatec COM Express conga-MEVAL Manual

Module Type 3 N.C
Module Type 4 N.C
Module Type 5 N.C
Module Type 6 GND
Module Type 7 GND
Note
If conga-MEVAL detects an incompatible module pinout, the onboard logic will prevent the board from powering up the whole system by
controlling the 'PS_ON#' signal of the ATX power supply.
5.3

CMOS Battery

The conga-MEVAL provides a board-mounted battery holder (M14) for attaching a BR2032 CMOS battery. The battery supplies power to the
RTC and CMOS memory.
Note
The conga-MEVAL incorporates two current-limiting devices (resistor and diode) in the battery power supply path in accordance with DIN
EN60950 standard.
Warning
Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer.
Dispose of used batteries according to the manufacturer's instructions.
Copyright © 2022 congatec GmbH
N.C GND 12 V/N.C
GND N.C 12 V/N.C
GND GND 12 V/N.C
N.C N.C N.C
N.C GND N.C
COM Express Specification 1.0/2.0
COM Express Specification 1.0/2.0
COM Express Specification 1.0/2.0
COM Express Specification 2.0/3.0
COM Express Specification 3.0
M14
CET0m10 24/58