Getting Started; Installing The Sim Cards And The Battery - Panasonic KX-TU400 EX Operating Instructions Manual

4 Getting started

4.1 Installing the SIM Cards and the Battery

An SIM card carries useful information, including your mobile phone number, PIN (Personal
Identification Number), PIN2, PUK (PIN Unlocking Key), PUK2 (PIN2 Unlocking Key), IMSI
(International Mobile Subscriber Identity), network information, contacts data, and short
messages data.
Note: After powering off your mobile phone, wait for a few seconds before removing or inserting an SIM card.
Exercise caution when operating an SIM card, as friction or bending will damage the SIM card.
Properly keep the mobile phone and its fittings such as the SIM cards beyond children's reach.
Installation
● Hold the End key for a while to power off the mobile phone
● Pull the back cover above the battery and remove it.
● Insert your fingernail into the gap at the top of the battery, pull up and lift the battery away.
● Insert the SIM card into the SIM card slot lightly and the gold plate of the card facing
download, till the SIM card cannot be further pushed in.
● With the metallic contacts of the battery facing the metallic contacts in the battery slot,
press the battery down until it locks into place.
Using code
The mobile phone and the SIM cards support sorts of passwords, in order to prevent the phone
and the SIM cards from being misused. When you are prompted to input any of the codes men-
tioned below, just input the correct code and then press the OK key. If you input a wrong code,
press the Right soft key to clear it and then input the correct code.
Phone lock code
The phone lock code may be set to prevent your mobile phone from being misused. In general,
this code is provided along with the mobile phone by the manufacturer. The initial phone lock
code is set to 1122 by the manufacturer. If the phone lock code is set, you need to input the
phone lock code when powering on the mobile phone.
PIN
The PIN (Personal identification number, 4 to 8 digits) code prevents your SIM card from being
used by unauthorized people. In general, the PIN is supplied with SIM card by the network
operator. If PIN check is enabled, you need to input the PIN each time when you power on your
mobile phone. The SIM card will be locked if you input wrong PIN code for three times.
Unlocking methods as follows:
- Input the correct PUK according to the screen tips to unlock the SIM card.
- Then input the new PIN and press the OK key.
- Input the new PIN again and then press the OK key.
- If the input PUK is correct, the SIM card will be unlocked and the PIN will be reset.
Note: The SIM card will be locked if you input wrong PIN code for three times. To unlock the SIM card, you need to input the PUK. In
general, the PUK can be obtained from the network operator.
PUK
The PUK code (Personal Unlocking Key) is required to change a blocked PIN. It is supplied
with SIM card. If not, contact your network operator. If you input wrong PUK code for 10 times,
SIM card will be invalid. Please contact the network operator to replace the SIM card.
Barring code
A barring code is required for setting the call barring function. You can obtain this code from the
network operator to set the call barring function.
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