Yealink SIP-T28P - Manual (Page 6)

User Guide SIP-T28P IP Phone
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Phone Installation on page 11
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Phone Status on page 13
Major updates have occurred to the following sections:
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LED Instructions on page 4
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Contrast on page 19
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Backlight on page 20
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Anonymous Call on page 106
Major updates have occurred to the following sections:
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Appendix A - Time Zones on page 143
Major updates have occurred to the following sections:
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LED Instructions on page 4
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Ring Tones on page 30
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Remote Phone Book on page 47
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Anonymous Call on page 106
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Troubleshooting on page 131
Major updates have occurred to the following sections:
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Phone Status on page 13
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Call Transfer on page 96

Appendix A - Time Zones on page 143
Major updates have occurred to the following sections:

Phone Status on page 13