KARBONN K81 USER MANUAL
8
1.2 Icons & Symbols
Icon
Description
Vertical bars indicate the signal strength of the GSM
network signal. Four bars indicate that your current
position has the best reception.
Indicates the battery charge level.
Indicates you have one or more unread messages.
Indicates there is a missed call.
Indicates that the alarm clock is on.
Indicates that memory card/T-Flash inserted.
Indicates your phone uses the alert type of “Meeting”.
Indicates your phone uses the alert
type of “Outdoor”.
Indicates you are using Earphone.
Indicates you are using Bluetooth.
Note : Icon may differ in actual product.
2. Getting Started
2.1
Insert SIM and Memory Card
You
can use your phone with one or two SIM cards inserted.
1. Open the cover and remove the battery.
2. Insert the SIM card correctly in the card slot(s).
3 Insert the memory card into the slot with the gold colored contacts
facing down.
KARBONN K81 USER MANUAL
25
16. Frequently Asked Questions and
Troubleshooting
Frequently Asked
Questions
Cause and Solution
Unable to turn on Press the power on key for over 1 second.
Check if the battery is properly connected.
Please remove and install it again, retry to turn
on
；
Check if battery is appropriately charged
Unable to connect
network
Weak signal. Please Try and move to a
location with strong signal and try connecting
to the network again
；
Please ensure that you are not beyond the
network coverage of service providers
；
Please ensure you have a valid SIM card.
Please contact your network provider for
further information
；
Display
information while
turning on
Check if the SIM card (insert the SIM card) is
installed correctly
Handset lock password. If the handset lock is
activated, you have to input handset password
before using.
Input PIN. Inputting PIN while turning on each
time is activated, you have to input the PIN
code.
Input PUK code: Having input wrong PIN code
for 3 times straight will lock the SIM card. You
need to input the PUK code provided by your
network provider.
Poor
quality
of
calling
Please check if the sound volume is tuned
improperly
In an area with poor receiving condition,
