1, what is the SIM card?
Answer: SIM card (Subscriber Identify Model Consumer Identity Module) is short. It is stored in a digital chip, the digital mobile phone consumers, encryption keys, passwords, etc., in the consumer GSM network to use ID cards to be identified for consumers, and consumers to voice information, data information is encrypted. one SIM card can be inserted into a GSM phone to use any, arising from the use of mobile phone communication costs are automatically recorded in the SIM card that uniquely identifies the account on the consumer.
2, what is the PIN code
Answer: PIN code is a SIM card password to prevent unauthorized use of consumers SIM card. when consumers After the PIN code is enabled, which is equivalent to the SIM card with a password, the password of the SIM card phone with the use of which has nothing to do. when consumers put any SIM card into a mobile phone, cell phone power each time you open the phone screen will prompt asked to enter PIN code; if three consecutive incorrect PIN code (SIM card password), your phone SIM card will be automatically locked. PIN code of the initial password is 1234.
3, what is the PIN2 code? < br> Answer: SIM card has two PIN codes: PIN1 code and PIN2 code. PIN code is usually talking about is the PIN1 code. It is the SIM card password to protect the SIM card security. PIN2 code is the password for SIM card , and the network's internal data billing and SIM card changes, and therefore open to consumers, operators do not PIN2 code. phone PIN2 code is kept secret. ordinary consumers do not care about PIN2 code. Even if the PIN2 code is locked, it will not affect normal phone call. handset PIN1 code and PIN2 code of the initial state are closed.
4, what is the PUK code?
Answer: PUK codes that unlock code. When consumers SIM card is locked, you need to enter the PUK code to unlock. If you enter the wrong for 10 times the PUK code, the phone's SIM card automatically discarded.
5, What is a consumer password? How to set the consumer password?
Answer: Consumers password for mobile communication services is a consumer credentials, the same effect with valid documents. for the first time set a password Consumers must present valid documents to the business front desk.
6, mobile phone to charge?
Answer: Start charging the first three should be up to 12 hours or more. fourth start, you can display full (on the charging seat of a green light).
7, mobile phone battery life?
answer: mobile phone battery life is not to calculate the year, and according to the battery charge and discharge times to be calculated. rechargeable nickel-cadmium batteries are generally discharge 100-150 times, cast-metal hydride batteries charge and discharge is generally 200-300 times, lithium battery charge and discharge is generally 350-700 times. battery charge and discharge each time the longer the interval, the longer battery life. Therefore, consumption When using the battery in the battery power would be better to end all use rechargeable.
8, cell phone to maintain a few common sense?
answers: 1. clean up the phone, use a damp cloth or an antistatic cloth, do not use the drying cloth (electrostatic charge); 2 Do not phone / battery to high temperatures (60 ℃ above), such as in direct sunlight at the glass in the back; 3. Do not immerse in water or throw phone in the fire; 4. Do not use a damaged cell phone antenna.
9, how to conduct routine maintenance of mobile phones and batteries?
answer: mobile phone must be placed in a safe place to drop resistance touch, squeeze and lost. dining Do not phone on the table, to prevent beverages, soup spilled into the handset. in the bathroom and some great places where moisture Do not use mobile phones. in case of rain, please protect mobile phones, phone case water. Once the water, please do not start to send the maintenance department. cell phone batteries used in three types: First, lithium batteries, and second nickel-metal hydride batteries. Third, the nickel-cadmium batteries. lithium battery basically does not exist memory effect is to charge the battery. generally the battery for the first time, at least 12 hours to recharge. even the charging light indicates charging is complete, should adhere to, but not more than 20 hours. recharging the battery when you are finished, should I call on do at least once a week discharge (discharge or phone charger discharge procedures). so the battery life longer. In addition, the battery when not in a long time, power will gradually disappear over time.
10, Mobile The main types of phone battery?
Answer: At present, mobile phone batteries three main categories: nickel-cadmium batteries, nickel metal hydride batteries and lithium ion batteries.
(1) nickel-cadmium batteries: nickel cadmium batteries from each section composed of two plates: one is made of nickel, the other is to do with cadmium, these two metals in the reversible reaction occurs in the battery, so battery can be recharged. Its biggest feature is strong, long talk time. But due to memory effect, the current use was less.
(2) nickel metal hydride batteries: another name is environmentally friendly battery, because it does not contain cadmium metal, does not pollute the environment. Its power reserve than the nickel-cadmium batteries more than 30% to 50%, mobile phone talk time and thus prolonged by 30%, due to cheap, so get used more widely.
(3) lithium-ion battery: is a high energy density batteries, it the same size nickel-cadmium batteries, nickel metal hydride battery, more power reserves, and lighter weight. lithium-ion battery or a smart battery, it must use a dedicated smart charger in order to achieve the shortest possible time and charge the longest life cycle and the maximum capacity, so it is very picky. in a non-dedicated charger, lithium-ion batteries have sufficient power or may not reach the longest life cycle. Therefore, its manufacturing cost is relatively higher, the price is more expensive.
currently has a two new mobile phone batteries: solar cells and light cells.
11, set up call restrictions, can send and receive text messages?
Answer: Set the outgoing restrictions, can not make calls; can not send messages; set barring of incoming calls, you can not answer the call; can not receive text messages.
12, SMS center number is the number?
Answer: National Unity Centre No: + 8613800XYZ500, XYZ said the province's districts where the area code, area code 791, such as Jiangxi, the center number is +8613800791500. Note: will not be able to send text messages.
13, what is the boundary roaming?
Answer: Due to network coverage and administrative areas by not fully fit, so the intersection of two city locations, when a city is stronger than the base station transmit signals another city, consumers in the business district of the location of use, remote signal is received, resulting in border roaming.
14, Mobile ring tones business is opened by default, the password for the consumer how to obtain ring tones ?
Answer: The default opened by the consumer need to go to the website to change ring tones, in the case do not know the password, you can visit the Web site through the br> 15, how to use MMS?
Answer: MMS to achieve the specific use of a variety of functions as follows: 1. MMS phone to send pictures or saved to another MMS MMS phone required Select the message, and select Send to phone number, enter the phone number to send to. 2. MMS mobile phone to send MMS to the general, because the receiver can not receive MMS mobile phone, the system automatically forwarded to the recipient MMS Monternet-mail and send text messages to notify the recipient. Monternet-mail after the recipient can log on clause MMS received a 3.. MMS mobile phone to send MMS mailbox, the need to select the provision message, and select Send E-mail to Email, enter each other's email address, and then sent. 4. Monternet-mail sent to the MMS from the phone, you can log on the Internet Monternet mail (mail.monternet.com), select Send MMS and enter the each other's phone number, the MMS as an email attachment, you can choose to send. 5. Monternet MMS from the web site to your phone, you can customize the site from the Internet, on-demand Monternet MMS,Discount UGG boots, MMS sent to mobile phones. Consumers first need to register your mobile number on the website, choose to download the MMS, and enter the phone number to send and then send.
16, China Mobile, then a single ultra-short (3 seconds) does not specifically charge How provided?
answers: (1). mobile phone customers to call fixed telephone, mobile phone or other service access numbers, if the occurrence of long-distance calls, 3 seconds or less (including 3 seconds), then one does not count the basic long-distance calls and long-distance calls;
(2). mobile phone customers use a dial-up IP Phone China Mobile (17951 other than a local call) or other carriers a dial-up IP phone (if done by China Mobile on behalf of one) to 3 seconds ( including 3 seconds), then one does not count the basic long-distance calls and long distance calls;
(3). mobile phone customers of China Mobile or other carriers second dial-up IP telephony, for 3 seconds or less (including 3 seconds) of the basic according to real calls received, not to 3 seconds check;
(4). mobile phone customers to use other carriers for long-distance call long-distance circuits (for example: China Railcom 068) of 3 seconds or less (including 3 seconds), then a single long-distance Excluding the basic calls;
(5) mobile phone customers to use call transfer business, such as the occupation of long-distance circuits, for 3 seconds or less (including 3 seconds), then a single call transfer call transfer, excluding the basic fee and the long-distance calls;
(8). All China Mobile customers using the circuit network or IP telephone network long-distance call long-distance telephone circuits or IP long-distance calls, for 3 seconds or less (including 3 seconds), then a single long-distance circuits, excluding long-distance and IP long-distance calls calls;
If this occurs, then a single billing, customer service center by 1860 customers or to the admissibility of business hall front desk, we will be in accordance with the provisions of double the return of refund processing.
17, when the network What precautions use of identity cards?
answers: 1. in the valid ID card is lost after the public security departments should report the loss in time to avoid being fraudulent and unnecessary trouble.
2. consumers with a valid ID for a variety of other consumer, if you must leave a copy of valid ID, preferably a copy marked > 18, the phone three bags of what the national standards?
Answer: General Administration of Quality Supervision, Inspection and Quarantine promulgated by the Secretary of quality management standards for mobile phone three packs as follows:
name of the Three Guarantees period (years)
depreciation rate (day)
host hand-held mobile phone
1
0.5%
Annex 6 months
battery charger (charger base)
1
external wired headset
3 months
19, purchase how to use the fuselage security code?
Answer: Each phone has its unique IEMI code, purchase, just press # is not a genuine mobile phone.
20, call the person next to and say a few words, does not want to hear each other talk, how to operate?
Answer: Call the press again, press
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