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Quectel UMTS&LTE EVB - Status Indication Leds

Quectel UMTS&LTE EVB
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UMTS/HSPA/LTE Module Series
UMTS&LTE EVB User Guide
UMTS&LTE_EVB_User_Guide Confidential / Released 33 / 44
4.10. Status Indication LEDs
The UMTS&LTE EVB comprises five status indication LEDs (D209, D205, D207, D208 and D206). The
following figure shows the positions of these LEDs.
D209 D205 D207
D208 D206
Figure 29: Status Indication LEDs
Table 11: Description of Status Indication LEDs
on EVB to UMTS&LTE module, for testing the module's main UART
functions, and the codec„s PCM function.
S302
Used to turn on/off the UMTS&LTE module
S303
Used to reset the UMTS&LTE module
S301
Used to turn off the UMTS&LTE module
1)
Reference No.
Description
D209
Indicates the power supply for UMTS&LTE module is ready
Bright: VBAT ON
Extinct: VBAT OFF
D205
Indicates the operation status of UMTS&LTE module
NOTE
Quectel
Confidential

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