C-4 Description of Self-diagnosis Test Items
Front-end power main board
C.1.8 Z0306 System Voltage Test
Test Content
The super stratum test item: Z0203 MF FPGA and System Monitor Interconnection Test.
Monitor if voltages of system boards are normal. Monitor the front-end voltage, back-end voltage
and button battery voltage. The limit value of system temperature is set as : C:\DC8\exe\main
\SystemConfiguration.ini。
Suggestion when test failed:
1. Check if the following listed hardware and the related circuits are normal, check if the interfaces
are well welded and if the module is working normally.
2. Replacing the button battery or boards with abnormal voltage is recommended.
Front-end power main board
C.1.9 Z0307 Speaker Test
Test Content
It tests whether the function of audio chip, power amplification circuit and speaker are normal.
Test Description
During the test, the left side of machine will play out sounds, and pops up the following dialog box to
ask if you can hear “Ring~~” playing out of the left side machine. If you didn’t hear it, please click
“Retry” to play it again, and click “No, I Can’t”, if you still can’t hear it after trying many times. And if
you heard it, please click “Yes, I Can”.