For questions concerning the "radio firmware" (the part you might think of as "BIOS" or "hardware abstraction layer" of your device)

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14
votes
4answers
13k views

What is radio firmware?

When installing a custom ROM onto a rooted Android device, they often recommend to upgrade the radio firmware. What exactly is Android's radio firmware?
8
votes
2answers
4k views

Where Are The Sim-Lock Settings Stored on an android phone?

After getting more involved with the "aftermarket" community I have this question that's been on my mind for a while now. Since rooting and flashing a custom rom on an android phone doesn't give one ...
6
votes
1answer
3k views

How do I know what radio firmware I'm running?

I'm gearing up to mod my phone and reading the Cyanogenmod Installation Support Line which is helpful-ish right up until step 1.3, "1.3 Radio ...aka Which EBI am I?" They refer you to a post that ...
6
votes
1answer
1k views

Can I use a radio firmware for GB (2.3.6) for my SGS1 (GT-I9000) if I have ICS installed?

I still have the original cellular radio firmware my phone came with (at least, I think I do. The baseband version is I9000BVJJPG). However, I've changed ROMs many times, and am currently using the ...
4
votes
0answers
488 views

Extracting the radio firmware image from an Android phone

How do you pull radio images off an Android device? Is there any way to do this?
3
votes
1answer
191 views

Flashing radio to European G1 via Amon_Ra process: which version of radio 2.22.19.26i is safe for DangerSPL?

Cyanogenmod's wiki says to use dream_magic.radio-2.22.19.26i-signed.zip But this revision says to use ota-radio-2_22_19_26I.zip These files differ. My question is: which of them (or both?) is safe ...
3
votes
2answers
11k views

How to boot into the bootloader when you have ClockworkMod?

I want to upgrade the radio and I'm not sure how to boot into bootloader. When I try to power the phone using VolumeDown+Power, I do get into the ClockworkMod Recovery, but it seems that this is not ...
3
votes
3answers
10k views

Galaxy Note 2 shows no sim card after radio flash

I have the SGH-T889 (T-Mobile USA version of the Note 2). When I got my Galaxy Note 2, I loved the device, but disliked the software. So, I decided to flash CyanogenMod 10 build from the N7100 forums. ...
2
votes
1answer
14k views

What RUU do I need for my HTC phone?

I would like to download the RUU for my phone but I can't figure out which one to get. There are several options on sites like shipped-roms.com. Can you help me figure this out? The phone is a HTC ...
2
votes
0answers
2k views

Can I flash another modem firmware from a CWM recovery (and not touch the main installed OS otherwise)?

On a Samsung Galaxy S, I followed the complete instructions for installing CyanogenMod 10, and now I have CM10 as the main system, and a ClockWorkMod-based recovery system (from Replicant), which is ...
1
vote
1answer
971 views

Where the driver for CDMA/GSM hardware?

i.e. I have a phone in CDMA from HTC, who provides the CDMA hardware driver (radio-firmware ?),Google Android source tree or HTC? If the driver is provided by Google Android source tree, then I can ...
1
vote
0answers
1k views

Unbrick HTC Desire

This is my output of fastboot getvar all (bootloader) version: 0.5 (bootloader) version-bootloader: 6.93.1002 (bootloader) version-baseband: 5.17.05.23 (bootloader) version-cpld: None (bootloader) ...
1
vote
1answer
6k views

Which modem firmware for Samsung Galaxy S (GT-I9000) works best with the mobile networks in Russia?

Trying to use a Samsung Galaxy S device coming from China or Korea in Russia lead to the observation that the quality of the connection to the mobile network is much worse than on Samsung Galaxy S we ...
0
votes
1answer
34 views

SIM lock question

I intend to buy a new sim-unlocked at&t LG G2. So I want to know is there a possibility that an update will ever relock it again? Am I free to root it and install custom roms without relock ...
0
votes
1answer
52 views

Android emitting RF at X frequency

First, nothing illegal heare. My (ours) gate remote controll have broken (all 5). The provider have gone - death, bankrupt, I don't know. The remote have no logo or some ID, but the instructions are ...
0
votes
0answers
65 views

HTC Desire HD Radio/3G issues

Since the very first day I had this phone, I have only been able to use the 2G network, the 3G network has never appeared. I know this phone is outdated, but for now, I do not have a choice than to ...
0
votes
1answer
388 views

How to manually replace ones RIL

Is it possible to manually replace the RIL on a Samsung Galaxy S2? I had previously flashed my device with CyanogenMod but lost my stock RIL due to careless use of the GetRIL app, so currently have ...
0
votes
2answers
2k views

Samsung Galaxy S2 drops carrier network

My SGS2 is dropping it's network connection multiple times a day without any notification. The signal bars disappear and it just says NO SERVICE/VODAFONE NZ. No data, no 3G, no 2G, nothing... I was ...
0
votes
0answers
850 views

How can I update the radio-firmware for my Galaxy Note 2?

The radio on my Galaxy Note 2 has been acting up and I've read that this can be fixed by updating the baseband/radio-firmware. Where can I find the firmware for my device? My device's baseband is ...
0
votes
0answers
1k views

What is the baseband and do i need to update mine?

I have a Samsung galaxy note which I've rooted and installed Cyanogenmod. I've always been using Cyanogenmod and always used the inbuilt updater. My radio has been giving me trouble. For example I ...
0
votes
0answers
84 views

Tweaking wimax phone for ISP

We have a WiMAX Internet provider that requires that you have a specific adapter, being Huawei BM622. Do you think it is possible to tweak the firmware on any phone or laptop and connect to the ...
0
votes
0answers
206 views

Flashing Galaxy Nexus with radio band

I'm trying the steps in this question to flash a factory image on my Galaxy nexus. Once I install Android SDK for Windows, I then: Open the SDK Android manager .exe Install SDK platform-tools since ...
0
votes
1answer
3k views

Flashing new radio to my Desire HD

Last week, I decided to flash a custom ROM to my 2 year old Desire HD. I used the hack kit (AAHK) and flashed Jellytime R30. Everything is great... except for the non-existent GPS. After looking ...
-1
votes
1answer
98 views

Can an app detect a radio signal when running in the background with the phone in standby mode?

Also, could such an app detect a specific frequency (using either the cell tower antenna or wi-fi sniffer)? I would like to use a radio transmittor to activate an app to perform a function even while ...