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  2. List of Sony Ericsson products - Wikipedia

    en.wikipedia.org/wiki/List_of_Sony_Ericsson_products

    The following is a list of products manufactured under the Sony Ericsson brand.Most of the models have been released under multiple names, depending on region of release, currently usually indicated by a letter added to the end of the model number ('i' for international, 'a' for North America, and 'c' for mainland China), but indicated on some (mostly older) models by a slightly differing ...

  3. Crystal earpiece - Wikipedia

    en.wikipedia.org/wiki/Crystal_earpiece

    A crystal earpiece typically consists of a piezoelectric crystal with metal electrodes attached to either side, glued to a conical plastic or metal foil diaphragm, enclosed in a plastic case. The piezoelectric material used in early crystal earphones was Rochelle salt , but modern earphones use barium titanate , or less often quartz .

  4. Ericsson Mobile Communications - Wikipedia

    en.wikipedia.org/wiki/Ericsson_Mobile_Communications

    Ericsson Mobile Communications AB was a subsidiary of Ericsson, entirely focused on development of mobile phones (handsets), which has been fully acquired by Sony Corp. in 2011. [1] This concluded tumultuous and unhappy venture between the two electronic giants [ 2 ] The major offices were located in Lund , Kumla , Raleigh, North Carolina and ...

  5. Type Allocation Code - Wikipedia

    en.wikipedia.org/wiki/Type_Allocation_Code

    The Type Allocation Code (TAC) is the initial eight-digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM , UMTS , LTE , 5G NR , iDEN , Iridium or other IMEI-employing wireless ...

  6. Troubleshooting - Wikipedia

    en.wikipedia.org/wiki/Troubleshooting

    Troubleshooting is a form of problem solving, often applied to repair failed products or processes on a machine or a system. It is a logical, systematic search for the source of a problem in order to solve it, and make the product or process operational again. Troubleshooting is needed to identify the symptoms.

  7. Samsung SPH-N270 - Wikipedia

    en.wikipedia.org/wiki/Samsung_SPH-N270

    The Samsung SPH-N270 or Matrix phone is a bar style mobile phone released in 2003, made to resemble the phone used in The Matrix Reloaded. The design crew of the Matrix worked closely with Samsung to develop a phone whose features and release date would coincide with the movie. The SPH-N270 was not intended as a mainstream phone for everyday use.

  8. Troubleshoot a broadband internet connection - AOL Help

    help.aol.com/articles/troubleshooting-a...

    If you're using broadband (cable) internet and you can't connect, try the following troubleshooting steps in the order listed until you get up and running again. 1. Check if you can visit other sites with a different browser - If you can go to another site, the problem may be associated the browser you're using.

  9. Telecommunications device for the deaf - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_device...

    Many digital cell phones are compatible with TTY devices. [11] [12] Many people want to replace TTY with real-time text over IP (RTT), which can be used on a digital cell phone or tablet without a separate TTY device. [13]