I Cannot Connect To A Wireless Network - Blackberry 8100 SMARTPHONE User Manual

Language troubleshooting
Some characters do not appear correctly on my device
The BlackBerry® Enterprise Server or BlackBerry® Internet Service that is associated with your BlackBerry® device might not support the
characters. For more information, contact your wireless service provider or administrator.
Wireless network coverage troubleshooting

I cannot connect to a wireless network

Try performing the following actions:
• Verify that your SIM card is inserted in your BlackBerry® device correctly.
• Verify that you have turned on the connection to the wireless network.
• Verify that you are connected to your wireless service provider's network. If you switched wireless networks manually, your
device remains connected to that wireless network until you select your wireless service provider's network again.
Security troubleshooting
I cannot download a certificate
If you changed the connection type that your BlackBerry® device uses to connect to the LDAP certificate server, try switching to the default
connection type.
I cannot unlock my device using my smart card
Try performing the following actions:
• Verify that the correct smart card is inserted in the smart card reader.
• Verify that the smart card is inserted in the smart card reader correctly.
• Verify that you typed the smart card password correctly. You should have received this password when you received your smart
card.
• If you use a certificate to authenticate your smart card, verify that the certificate is not revoked or expired.
My device prompts me to make an emergency call when I type a password
If your BlackBerry® device password contains a combination of letters that corresponds to an emergency access number, your device
might prompt you to make an emergency call when you type your device password.
To continue typing your device password, press the Escape key.
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