NEC N8605 User Manual
第
18
页
as the SIM card damages.
Warning:
Before taking out SIM card, the mobile phone must be turned off. It is absolutely
prohibited to insert into or take out SIM card when the phone is connecting to external power,
otherwise SIM card may be damaged.
Insertion of SIM card
Insert SIM card into the bottom of lugs and ensure the metal plane area is downward and
the position of its corner is the same as which of clamping slot’s corner
Take out of SIM card
If you need take out SIM card, please first turn off mobile phone and take out the battery,
then remove SIM card.
Unlocking of SIM card
To prevent from illegal use, SIM card adopts PIN (personal identification number) code to encrypt
for protection. When this function is selected (refer to section 23.10.3), each time you turn on the
mobile phone, you must input PIN code to unlock SIM card for sending or answering calls. A user can
also relieve SIM card protection (refer to section 4.5.1). In this case, SIM card is not prevented from
illegal use.
Long
press
Pwr
to turn on the mobile phone
Input PIN code, tap
OK
or press camera key to confirm. For example: if PIN is set as 1234, then
input as following:
1 2 3 4 OK
. If you continue inputting wrong code for three times, then
your SIM card will be locked. The mobile phone will query PUK code. (Please refer to the
instruction of SIM card.)
Note:
Your network operator will set a standard PIN number (from 4 bits to 8 bits) you’re your SIM
card; you should change it to your private password as rapidly as possible.
1.1.12. Battery
battery
The mobile phone contains one battery. When purchasing, the battery is not charged, but maybe
supports to turn on the phone. A new battery should be charged for at least 14 hours, after the battery
is used up for the first time, then it is charged fully for use; same as the second and third time, then
the battery will easily reach the best status for use.
The new battery will reach the best status after safe using out the battery capability twice or
thrice.
The battery can be charged and discharged hundreds of times, but it will gradually wear out.
When the operation time (talk time and standby time) is noticeably shorter than normal, it is time to
buy a new battery.
If left unused, a fully charged battery will discharge itself over time.
Use only Samsung-approved batteries and
Do not short-circuit the battery. Accidental short circuiting can occur when a metallic object (coin,
clip or pen) causes a direct connection between the + and - terminals of the battery (metal strips on
the back of the battery), for example when you carry a spare battery in a pocket or bag.
Short-circuiting the terminals may damage the battery or the object causing the short-circuit.
Do not leave the battery in hot or cold places, such as in a car in summer or winter conditions, as
you will reduce the capacity and life-time of the battery. Always try to keep the battery at room
temperature. A phone with a hot or cold battery may temporarily not work, even when the battery is
