GE b30, Technical Reference Manual

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Frame functional description
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Document no. 2044677-001
3.1.8 Front cover parts
Figure 12 Parts inside Front cover
(1) Alarm light board
(2) Alarm indicator board
(3) Indicator ribbon cable
(4) User interface board
(5) Power indicator board
3.1.9 Batteries
The B30 has two lithium-ion batteries, located in the battery compartment. The DC/DC board
connects one of the batteries to be the power source, if no power is received from the AC/DC
unit or from an external DC unit. The battery charging is controlled by the DC/DC board.
The batteries can be charged separately, and screen symbols and monitor frame LED
indicators indicate their charging level and possible failure.
NOTE: When the monitor is battery powered, the green battery LED is on. When the monitor is
mains/external DC powered, the green mains/external DC LED is on.
3.2 Interfacing computer
A computer is connected to the serial port connector on the Multi I/O connector.
Contact your authorized GE Healthcare distributor for further advice on computer interface.
WARNING Connecting electrical equipment together or using the same extension cord
for more than one device may cause their leakage currents to exceed the
limits specified in relevant safety standards. Always make sure that the
combination complies with the international safety standard IEC 60601-1-1
for medical electrical systems and with the requirements of local
authorities.
WARNING Connecting the power supply cord of the computer to the wall power outlet
may cause the computer leakage current to exceed the limit specified for
medical equipment. A computer must be supplied from an additional
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