Why does my Samsung GT-B7722 say service unavailable?
If your Samsung Cell Phone displays 'Service unavailable' or 'Network error', it might be due to weak signals or poor reception in your current location. Try moving to another area to see if that resolves the issue.
What to do if touch screen responds slowly on Samsung GT-B7722 Cell Phone?
If your Samsung Cell Phone touch screen responds slowly or improperly, consider the following: * Remove any protective covers from the touch screen, as they may interfere with input recognition. * Try tapping the icon with your fingertip, your fingernail, or a stylus. * Ensure your hands are clean and dry. * Restart your phone to clear temporary software bugs. * Ensure your phone software is upgraded to the latest version. * If the touch screen is scratched or damaged, take it to your local Samsung Service Centre.
What to do if my Samsung GT-B7722 Cell Phone asks for PUK?
If your Samsung Cell Phone is asking for a PUK, it means your SIM or USIM card is blocked, usually because you've entered your PIN incorrectly several times. To unlock it, you'll need to enter the PUK code provided by your service provider.
Why does my Samsung GT-B7722 Cell Phone ask for a PIN?
When using your Samsung Cell Phone for the first time, or if the PIN requirement is enabled, you'll need to enter the PIN supplied with your SIM or USIM card. If you prefer, you can disable this feature in the PIN lock menu.
What is PIN2 for on my Samsung Cell Phone?
When a menu on your Samsung Cell Phone requires PIN2, you must enter the PIN2 supplied with your SIM or USIM card. For details, contact your service provider.
General| Announced | 2010, February |
|---|---|
| Status | Discontinued |
| Network | GSM / HSPA |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 900 / 2100 |
| Type | TFT, 256K colors |
| Resolution | 240 x 400 pixels |
| Internal | 80 MB |
| Features | Geo-tagging |
| Video | QVGA@15fps |
| Secondary Camera | No |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| WLAN | Wi-Fi 802.11 b/g |
| Bluetooth | 2.1, A2DP |
| GPS | No |
| Radio | Stereo FM radio, RDS |
| Messaging | SMS, MMS, Email |
| Browser | WAP 2.0/xHTML, HTML |
| Games | Yes |
| Java | Yes, MIDP 2.0 |
| Colors | Black |
| SIM | Dual SIM (Mini-SIM) |
| Size | 3.2 inches |
| Card slot | microSD, up to 8 GB |
| Phonebook | 1000 entries |
| Primary Camera | 3.15 MP |
| Alert types | Vibration, MP3 ringtones |
| USB | USB 2.0 |
| Battery | Removable Li-Ion 1200 mAh battery |
| Talk time | Up to 12 h |
Instructions for installing SIM/USIM cards and battery for cellular service.
Instructions on how to charge the battery before first use, using approved chargers.
Procedure for powering the phone on and off, including PIN entry and SIM activation.
Learn basic actions like tapping, double-tapping, dragging, and scrolling on the touch screen.
How to manually lock/unlock the screen and keys, or set auto-lock.
Learn to make, answer, and manage calls, including using call options and features.
Learn to send/receive SMS, MMS, and email, and manage message folders.
Learn to capture and view photos and videos with various camera modes and settings.
Access and bookmark your favourite web pages via the phone's browser.
Use short-range wireless technology for data exchange with other devices.
Activate and connect to wireless local area networks (WLAN) for internet access.
Secure your phone and data by managing phone lock, SIM lock, and passwords.
Solutions for network errors, weak signals, or missing subscriptions.
Tips for resolving issues with touch screen responsiveness and input recognition.
Crucial warnings about electrical safety, battery handling, and fire prevention.
Guidelines for safe mobile device use while driving to prevent distractions.
Advice against unauthorized repairs to maintain warranty and prevent damage.
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