Figure 2: UMCB
7. While supporting the UMCB with one hand, remove the four mounting screws
using the 6.5 mm slotted screwdriver.
8. Remove the UMCB from its enclosure (without disconnecting the transducer
cables) and gently rotate it to set it down on the cover of the meter.
2.4 Exchanging the SoM
Complete the following steps to exchange the SoM:
When removing the SoM, do not touch the gold-plated contacts.
1. Ensure the UMCB is placed with the bottom of the board facing up and supported
on the flat, top surface of the meter cover.
2. Using a PH1 Phillips head screwdriver, remove the two screws that secure the
SoM to the UMCB.
3. The SoM also is secured with a spring latch connector. Carefully push both sides
of the connector’s clips outward at the same time to release the SoM from the
UMCB.
The SoM can inadvertently pop out of the connector when removing it.
Bulletin MN0A005 Issue/Rev. 0.0 (4/22)
8
SoM Replacement Manual
