Zte Z432 User Manual page 70

Problem
Phone will not
turn on
SIM card error SIM card is damaged or
PIN code is
blocked
Unable
to enter
information
into the
Address Book
62
Possible Causes
Battery is depleted.
defective.
SIM card inserted
improperly.
Dirt or debris on the SIM
card contacts.
You have entered an
incorrect PIN code 10
consecutive times.
The Address Book's
memory is already full.
Possible Solution
Charge the battery.
Take the SIM card to a
service center for testing.
Check to ensure that the
SIM card is facing the right
direction and that it is fully
inserted into the slot.
Use a soft, dry cloth
to clean the SIM card
contacts.
If you have the SIM card's
PUK code, use the PUK
code to unlock the SIM
card.
If you do not have the PUK
code, contact your service
provider.
Delete unneeded data
from the Address Book.
Troubleshooting and FAQs