Yealink SIP-T20 User Manual page 6

User Guide for the SIP-T20P/SIP-T20 IP Phone
Packaging Contents

Phone Status
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Documentations of the SIP-T20 IP phone have also been added.
Major updates have occurred to the following sections:
LED Instructions

Anonymous Call

Major updates have occurred to the following sections:
Appendix A - Time Zones

Major updates have occurred to the following sections:
LED Instructions
Ring Tones

Anonymous Call

Troubleshooting

Major updates have occurred to the following sections:
Appendix A - Time Zones

Major updates have occurred to the following sections:
Basic Network Settings

Keypad Lock

Contact Management

DSS Keys
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