2 Theory of Operation
M1207026 2-23
2.7.6 Display Monitor
Board
The Display Monitor Board (DMB) provides the power supply to the
Control Sample Board (CSB), and the interface to the LCD display. A
microprocessor in the DMB is used to communicate with the CSB.
It includes:
• Microprocessor
• Voltage regulators
• RS232C serial I/O
• Clocks and timers for the system
• System On/Standby
• Battery monitor and protect circuits
• Power supply monitor
• System memory
• Front panel interfaces
• Rotary encoder interface
• Inverter interface
• Universal Serial Bus (USB) interface
• Alarm audio circuit
Figure 2-8 • Display Monitor Board block diagram
M1207027 004 MANUAL−DOC, Technical Reference Manual, Technical Reference Manual for 9100c, English−default
Reproduced from the electronic master in MATRIX
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