ARM CPU System Checking
Observe the ARM_LED light on the main board, which indicates the working
state of ARM CPU system. If the light turns on, then the corresponding codes
have been loaded successfully and the chip is in an operating state. Otherwise,
there may be a problem with it.
Connector Checking
Table 5-8 Connectors of the Main Board
Table 5-8 explains the function of all the connectors on main board. It is
important to ensure that all the connections are tight.