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a)
ON Indicator: This indicator illuminates green to indicate the presence of DC input power to the CPU
circuit card, and that the power supply circuits located on the circuit card are functioning properly.
LMS1000 Main CPU Circuit Card Only: This indicator illuminates yellow if the voltage of the internal
battery located on the CPU circuit card decreases below 2.5 volts DC. The internal battery maintains
clock and memory if input power to the system is lost. When this indicator illuminates yellow, the
memory backup battery should be replaced.
b)
FAIL Indicator: This indicator illuminates red if the CPU circuit card fails. If this occurs, the system has
shut down.
LMS1000 Main CPU Circuit Card Only: This indicator also illuminates if any of the LMS1000
"Hardware Fail" channels become active. Extended relay contacts are also provided for connection of
external alarms.
c)
RST Pushbutton Switch: This pushbutton switch is used in cases where the system will not respond to
operator input. Momentarily pushing this switch resets the CPU.
d)
1 - 8 (Programmable Status LED Indicators) (Main CPU Circuit Card Only): Eight LED indicators are
located on the main CPU circuit card. These indicators can be programmed to illuminate at specific user
determined events or occurrences. The LED's can also be programmed to illuminate red, yellow, or
green.
e)
S2 (Programmable Switch) (Main CPU Circuit Card Only): Can be used in program lines. Refer to
"Program Lines" in "Configuring LMS1000" in the separate Installation Instructions (Section 5879).
Vertiv™
| NetSure™ LMS Data Processing Unit User Manual (Section 5847) | Rev. ZA
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