There are several different 3G technology standards. They enable such advanced features as live, streaming video. The high data speeds are possibly the most prominent feature, and certainly the most hyped. GSM introduced the concept of the SIM card (Subscriber Identity Module card) - a detachable smart card that lets users swap their phone number and contacts between handset.ģG - Analog cellular phones were the first generation while digital marked the second generation.ģG is loosely defined, but generally includes high data speeds, always-on data access, and greater voice capacity. The first GSM network went live in 1992 in Finland. GSM - then labelled Groupe Spécial Mobile was originally conceived back in 1982 as a European standard for mobile phones. The widespread use of the GSM standard has made it easy for most mobile phone users to use their phones overseas thanks to roaming agreements between operators using the same GSM standard. GSM is used by about 80% of all mobile phones - approximately 2 billion people across more than 212 countries. Mobile terms glossary GSM stands for Global System for Mobile Communication and is the most popular 2G mobile phone standard in the world. Lenovo Tab Extreme | Lenovo Tab M9 WiFi | Lenovo Tab M9 | Lenovo Yoga Paper | Lenovo Pad Plus 2023 | are the property of their respective owners. The trademarks, logos and device manufacturers, software, etc. Total or partial reproduction of this site is prohibited in any manner without prior written permission. Any warranties regarding this information are disclaimed. is not responsible for inaccuracies, omissions or any other error in the information. So, I used the tip of a pin (my fingernails are acrylic and therefore too big) all around the edge of the touch screen, was surprised by the amount of lint etc, and was immediately able to do the tapping thing and it works great now! Had my phone for almost 2 years now.113,8 x 58 x 15,5 mm 4.48 x 2.28 x 0.61 inchesĪMOLED 256k colors 240 x 400 pixels (3.20 inches)Ĭommunication and messaging/data transferįull phone specifications Samsung A877 Impression Samsung A877 Impression specs Samsung A877 Impression price Samsung SGH-A877 Impression The information on this web site is not guaranteed. Repeat as the target moves." Which, of course, was not helpful as tapping did nothing. I did the hard reset (everything gets saved to sim or memory card anyway) and got stuck with "Tap the center of the target. but I didn't really try to lift up on the screen until after I did the code reset, was stuck with the touch screen calibration, lost everything and decided I wouldn't mind any side effects if I lifted the screen to far and popped it off.(the screen never popped off) phone is fully functional again do this all the way around the screen to the best of your ability. keep your nail under the screen as you run around the edges as it does pull out stuff like pocket lint that gets stuck in the craves. Thank you TiMan! "Sorry this is late in coming but to fix the frozen screen try using your finger nail to get under the side of the screen and lift up. Apple is the only company left that seems to respect the notion of "you get what you pay for". Also, I've tried everything and nothing works, trash your phone and save up till you can get an iPhone. They got paid, they got my money, and it's off to the golf course to laugh at me and all the others who spend their hard earned cash on these greedy, greedy people who smile in our face then claim "sorry sir, there's nothing we can do". Androids suck, Blackberrys suck, samsung is the king of everything that sucks, and I won't be the victim of their crap anymore. And of course, NO ONE can do anything or help me at all. I pulled them from the shelf and threw down 2 and 3 hundred greenbacks for this crap. And by the way, all these phones were purchased new with no upgrade, nothing. I've never been so frustrated my whole life. I'm so done with samsung, I hope they go bankrupt. My samsung phone wouldn't allow me to call anyone but my last call. I even lost a chance at a great job, because I couldn't call this guy back, because my Samsung phone, actually I'm not capitalizing samsung anymore. I've 3 phones, THREE phones from these 'people' and ALL of them, their touch screens went out, leaving me totally screwed. I swear, every Samsung product I have EVER owned has caused me some sort of trouble. No Answer, only misery from this company.
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