GE Corometrics 126, Service Manual

Page: 52 / 440

3-14 120 Series Maternal/Fetal Monitor Revision B
2015590-001
Controls, Indicators, and Connectors: Front Panel Displays
Battery-Backed RAM Status
Whenever you turn off a 120 Series Monitor, a battery provides power to the RAM
(random access memory) that stores information such as time, date, default settings,
etc.
Figure 3-10. Low Battery Icon
The icon shown above will appear in the upper right-hand section of the monitor
under the following circumstances.
Softkeys
A softkey is an area on the screen that can be selected with the Trim Knob control.
When the softkey is activated by pressing the Trim Knob control, it may cycle
through available settings or it may display a setup screen.
Mode Title Softkeys
Most of the mode titles in the display are also softkeys which give access to
corresponding setup screens:
US
,
US2
,
FECG
,
NBP
,
MECG
,
PULSE
,
FSPO
2
and
MSPO
2
.
Waveform Softkeys
The waveform title is a softkey used to select the waveform for display or to disable
the area, The ECG scale and MECG lead labels are softkeys used to configure the
waveform currently displayed.
Dedicated Softkey Area
Softkeys are located at the bottom of each screen, as shown in Figure 3-11 and
Figure 3-12 . Although there are many possible softkeys which may appear in this
area, a maximum of five are shown at a time.
Table 3-10. Battery-Backed RAM Status
Icon Appearance Reason Solution
Icon appears and then
disappears after power
cycle. Data corruption. Your monitor has reverted to
factory settings. Access setup screens and configure last-used
settings.
Icon appears after
multiple power cycles. Battery requires service. Call GE Service to report.