Smart LTE Module Series
Smart EVB User Guide
Smart_ EVB_User_Guide
34 / 45
3.12. Test Points
J904 consists of 10 test points. The details are shown in the following figure and table.
Figure 28: Pin Assignment of J904
Bright: VBAT ON
Extinct: VBAT OFF
D808, D805
Disabled by default
D807
Indicate the network registration status of SC20
Bright: Registered on Network
Extinct: Not Registered on Network