C-4 Description of Self Test Items
C.1.8 Z0207 Microphone Interface Test
Top test item
N/A
Test content
Test whether microphone interface on the device works well. First, the program informs to plug in
the microphone. The sound waves appear on the screen as the sound arrives at the microphone.
Only with the wave exceeds the exact valve, does it pass through the test.
Analysis to test failure
If the test result appears NaN, it indicates the microphone is not plugged in well or the circuit is not
in the place.
The microphone’s interface goes wrong if the test result appears FAIL.
Suggestion to failure test
Ensure the microphone works well first. The sound waves appear on the screen if the sound
arrives at the microphone The interface does not work if the sound waves do not appear on the
screen. It is recommended to replace the PC carrier board.
C.1.9 Z0208 Network Interface Test
Top test item
N/A
Test content
The program informs to plug in the network cable. The program decides the existence of the wired
network adapter, and then decides whether the Ethernet works well.
Analysis to test failure
The Ethernet cannot be recognized if the information “No network adapter found” appears.
The network cable cannot be recognized if the information “No network cable plugged in”
appears.
Ethernet does not work well if the test appears FAIL.
Suggestion to failure test
Please check the installation of the network drive if the information “No network adapter found”
appears.
Please check the network cable if the information “No network cable plugged in” appears.
It is recommended to replace PC carrier board if the test result appears FAIL.
C.1.10 Z0209 WIFI Function Test
Top test item
N/A
Test content
Decide whether the wireless network adapter exists, and then search for SSID list.
Analysis to test failure
The wireless network adapter is not recognized if the information “No wireless device found”
appears.
Fail to find wireless hotspots if the information “Wireless function test fails” appears.
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