Smart Module Series
SA800U-WF_EVB_User_Guide 56 / 63
5
Operation Procedures
This chapter introduces how to use the SA800U-WF EVB for testing and evaluation of applicable modules.
Before the procedures below, please ensure modules and the EVB are correctly assembled.
5.1. Turn On the Module
1. Connect the SA800U-WF to the connectors (U0101, U0102, J0201, J0202) on SA800U-WF EVB.
2. If battery power supply mode is selected, install a Li-polymer battery on J0302 and then switch S0301
to
“
BATTERY
” state. If 12 V DC power supply mode is selected, switch S0301 to
“
DC POWER
” state.
3. Switch S0302 to
“
ON
” state, and then D0301 will light on.
4. Press S1202 (PWRKEY) for at least 2 s to turn on the module. When the following interface is
displayed on the utilized LCD(s), it means the booting has been completed.
Figure 59
: LCD Display Indicating Module’s Power-on
