Revision:1.0(2023-01-12)
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1. If the test result is Error, restart the device and re-perform the self-test. If the problem persists,
restore the device.
2. If the test result is FAIL, check whether the fans rotate properly. If so, replace the main board.
Z0401 Speaker Test
• Upper-level test item
None
• Test Items
Play the music by pressing the speaker from left or right. Test whether audio clip, amplifier
circuit or speaker function works well.
During the test, the program will display a dialog box on the left and right sides, asking whether
the tester can hear the music from the left and right speakers. If not, click Retry to replay the
music. If the tester does not hear the music after the music is played for several times, click
No, I Can't. If the tester can hear the music, click Yes, I Can.
• Test failure analysis
If the test result is FAIL, the audio module or speaker is faulty.
• Troubleshooting suggestion
It is recommended to check the speaker and wire material, and audio module. Then, replace
the main board.
Z0501 Wireless Function Test
• Upper-level test item
None
• Test Items
Check whether a network adapter exists and then check whether an SSID list can be
searched.
• Test failure analysis
If the system prompts that wireless device 0 is found, the wireless network adapter is not
identified.
Diagnostic Ultrasound System
Service Manual
9 Appendix
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