Circuit Block Diagram - Huawei MU709 Series Hardware Manual

HUAWEI MU709 Series HSPA+ Mini PCIe Module
Hardware Guide
Feature
AT
Commands
Application
Interface
(52-pin Mini
PCIe interface
Antenna
connector
SMS
Data Services
Operating
Systems



2.3 Circuit Block Diagram

Figure 2-1 shows the circuit block diagram of the MU709 adapter. The major
functional unit of the Mini PCIe Adapter contains the following parts:

Power supply circuit
Description
See the HUAWEI MU709 Series HSPA+ Module AT Command
Interface Specification.
One standard USIM card (Class B and Class C)
Audio interface: PCM interface
USB 2.0 (High Speed)
RESIN_N: Reset module
WAKE#: Wake up signal
LED_WWAN#: Active-low LED signal indicating the state of the
module
WWAN MAIN antenna connector x1

 WWAN AUX antenna connector x1
New message alert
Management of SMS: read SMS, write SMS, send SMS, delete
SMS and list SMS
Supports MO and MT: Point-to-point
GPRS: UL 85.6 kbit/s; DL 85.6 kbit/s
EDGE: UL 236.8 kbit/s; DL 236.8 kbit/s
WCDMA PS: UL 384 kbit/s; DL 384 kbit/s
HSPA+: UL 5.76 Mbit/s; DL 21.6 Mbit/s
Android 2.x/3.x/4.x
Linux (Kernel 2.6.18 or later)
Windows 7/8/8.1
Windows CE 5.0/6.0/7.0
[1]: When the ME909s LGA module works in the range from –30°C to –20°C or +70°C to
+75°C, NOT all their RF performances comply with 3GPP specifications.
The thermal design must be implemented according to the chapter 6.7 Thermal Design
Guide. If not, the overheat protection mechanism will be triggered due to overheated Mini
PCIe and the network connection will be terminated.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
Issue 04 (2015-06-25)
Overall Description
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