109
Service Manual
9 System Checks
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Press Enter to enter the monitor menu.
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Press – to display the setting menu for Contrast. Pressing + can increase the value of the
contrast; pressing – can decrease the value.
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Press + to display the setting menu for Brightness. Pressing + can increase the value of the
brightness; pressing – can decrease the value.
9.1.3.3 Probe Checks
Perform the following steps to check the basic functions of the probe.
1. Connect the probe to the ultrasound system.
2. Ensure the touch screen displays the correct icon for the desired probe. Tap the icon to select the
desired probe, and the system automatically enters the B mode.
3. Tap Color to enter the Color Flow mode, and ensure color ROI displays on the screen. Adjust the
color gain to the maximum to check whether color noise is normal.
4. Press the Freeze key, replay the cine by using the trackball to check whether data display correct.
5. Tap M to enter the M mode, press the Update key to ensure the M trace displays, and TGC, depth
and frequency can be adjusted.
6. Tap PW to enter the PW mode, press the Update key to ensure the spectral Doppler trace
displays and no nosies exist.
7. Tap THI to ensure the system enters the THI mode.
8. Disconnect the probe from the ultrasound system.
9.1.4 System Information
Press the Menu key, and select System Information in the pop-up menu to display the System
Information menu. You can check the system information by viewing this menu.
9.1.5 System Running Status
You can check the following items to identify whether the system runs well.
All menus or screens can be displayed normally.
Measurements can be performed in every exam mode.
All display mode can be switched normally.
The desired probe can be selected.