Service manual

4. BOARD/UNIT DESCRIPTION
Service Manual BSM-4100 4.15
The MP2 board acquires the analog signals from the MP1 and MP3 boards and has
the preamplifier for CO, temperatures and FiO
2
input signals. These analog signals
are converted to digital signals on the MP2 board. The communication control
circuits for the EEPROM in the connection cord connector and CO
2
sensor are also
on this board.
Exc.
MP2
MP1
MP3
1
2
Exc.
3
to DPU board via motherboard
CPU
A to D Conv.