Huawei MC509 Series Hardware Manual page 30

HUAWEI MC509 Series CDMA LGA Module
Hardware Guide
Table 3-6 List of the LED_STATUS pin and LED_MODE pin
No.
1
2
3
4
5
6
Blinking Once Each Time
Figure 3-8 Status when the indictor blinks once each time
Light on
Light off
Issue 02 (2013-05-06)
Operating Status
The 3G network is
searched and registered.
3G PS Service.
Connected in a packet
data connection
(Dormant).
3G PS Service.
Connected in a packet
data connection but
actively transferring data.
The software is being
downloaded or upgraded.
Module is not registered
but searching for a
operator (CREG:0,2 or
CREG:0,0).
Low power mode
100 ms
1 cycle: 3 s
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
LED_STATUS
The indicator blinks
once each time.
-
OPEN Always ON
The indicator blinks
fast
GND - OFF
the indictor blinks
twice each time
GND - OFF
LED_MODE
GND - OFF
GND - OFF
GND - OFF
The indicator blinks fast
GND - OFF
GND - OFF
30