M72EVB User Guide
M72_EVB_User_Guide_V1.0
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3.6. Operating Status LED
L1
L2
L3
Figure 9: Operating status LED
Table 7: Status LEDs
Part
Name
I/O
Description
L1
VBAT ON/OFF indicator
O
Bright: VBAT ON
Extinct: VBAT OFF
L2
GSM_NET status indicator
O
Blinking at a certain frequency according
to various GSM network status
L3
STATUS indicator
O
Indication of module operating status
3.7. Test Points
Figure 10: Test points overview
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