Wanted INFO about latest BB5 ICs

**al-gsm** · 12-01-2008, 05:11 PM

Lets dedicate this thread to info about latest ICs like TAHVO, RETU, BETTY, HINKU, etc

What is the work of each ic ??
Those having info plzzzzzz share asap

THREAD DEDICATED TO WORK OF ICs

**al-gsm** · 12-01-2008, 05:13 PM

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Work Of Different ICs :
1. PFO : The main work Of This IC is to amplify the signals so that they
can travel a long distance. The PFO can transmit signals upto 25 Km in an open area. It will always be with the antenna switch
Problems if PFO gets damaged :
(1) Network Problem
(2) Battery Discharge Problem
(3) Mobile will become dead

**al-gsm** · 12-01-2008, 05:14 PM

2. Antenna Switch : The main work of this IC is to recognize the frequency of the Sim Card and activate it. Frequency ( 900 MHz / 1800mhz)

Problems :
(1) Network Problem
(2) Only one frequency will work. 900 Mhz or 1800 Mhz or1900 MHz

**al-gsm** · 12-01-2008, 05:15 PM

If u like this thread post ur reply

**al-gsm** · 12-01-2008, 05:18 PM

3. Network IC : This is the main IC of the Network Section. It processes all the signals during a call. It controls the entire network section. It will be always be with the crystal.

Problems :
(1) Network Problem
(3) Mobile Phone Dead

**al-gsm** · 13-01-2008, 11:52 AM

Here are the new BB5 ICs. Plzzzz share ur info

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