Revision:1.0(2023–5–17)
28
22..33..33..33 DC-DC Module
The DC-DC module converts the input voltage on the charging port of the probe or voltage
provided by the battery to the voltage required for each module.
22..33..33..44 PHV Module
The PHV module is a programable voltage source that provides voltage for signal transmission.
2.3.4 UI Unit
22..33..44..11 Keys and LED Indicators
Figure2–6 Keys and LED Indicators on the Wireless Probe
Main function:
• Multifunctional key: You can define functions of the key using the app.
• Power key: Hold down the key for 2s to turn on the probe. When the probe is on, you can hold
down this key for 2s to turn the probe off, press the key to show the current battery level, and
hold down the key for 6s to forcibly turn the probe off.
• Battery indicator: When the probe is starting, the three-segment ring indicator blinks white to
indicate the startup state. When the startup process is completed, the indicator stays on for 3s
to indicate the current battery level. When you press the power key on the running probe, this
indicator stays on for 3s to indicate the current battery level. When the battery level is low, the
lightning flash status indicator in the ring blinks orange to indicate that the probe needs to be
charged. During the shutdown process, the three-segment ring indicator stays white. When
Diagnostic Ultrasound System
Service Manual
2 Product Knowledge
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