Huawei EM770 - Page 21

HUAWEI EM770 HSPA PC Embedded Module V100R001
Product Specification
Issue 1
(2008-09-15)
Huawei Confidential: This documents is Huawei Proprietary and Confidential(NDA
Required).It may not be duplicated, neither distributed externally without
prior and written permission of Huawei.
Page
21 of 68
Definition of the EM770 Mini PCI Express pins
Pin
No.
Mini PCI
Express
Standard
Description
HUAWEI Pin
Description
Additional Description Direction to
Module
39 3.3Vaux VCC_3V3 3.3V DC supply rail from
the PC side.
Input
40 CPUSB# GND GND –
41 3.3Vaux VCC_3V3 3.3V DC supply rail from
the PC side.
Input
42 LED_WWAN# LED_WWAN Active-low LED signal for
indicating the state of the
card.
Output
43 GND GND GND –
44 LED_WLAN# NC Not connected. –
45 Reserved NC Not connected. –
46 LED_WPAN# NC Not connected. –
47 Reserved NC Not connected. –
48 1.5 V NC Not connected –
49 Reserved NC Not connected –
50 GND GND Mini Card Ground –
51 Reserved NC Not connected –
52 3.3Vaux VCC_3V3 3.3V DC supply rail from
the PC side.
Input
for faithgofar