Yealink SIP-T21 E2

Configuring Basic Features
173
http://<phoneIPAddress>/servlet?p=features-
powerled&q=load
Details of Configuration Parameters:
Parameters
Permitted
Values
Default
phone_setting.common_power_led_enable
0 or 1
0
Description:
Enables or disables the power indicator LED to be turned on.
For SIP-
T54S/T52S/T48G/T48S/T46G/T46S/T42G/T42S/T41P/T41S/T40P/T40G/T29G/T27P/T
27G/T23P/T23G/T21(P) E2 IP phones:
0-Disabled (power indicator LED is off)
1-Enabled (power indicator LED is solid red)
For SIP-T19(P) E2 IP phones:
0-Disabled (power indicator LED is off)
1-Enabled (power indicator LED is solid yellow)
Note: It is not applicable to CP860/CP920 IP phones.
Web User Interface:
Features->Power LED->Common Power Light On
Phone User Interface:
None
phone_setting.ring_power_led_flash_enable
0 or 1
1
Description:
Enables or disables the power indicator LED to flash when the IP phone receives an
incoming call.
For SIP-
T54S/T52S/T48G/T48S/T46G/T46S/T42G/T42S/T41P/T41S/T40P/T40G/T29G/T27P/T
27G/T23P/T23G/T21(P) E2 IP phones:
0-Disabled (power indicator LED does not flash)
1-Enabled (power indicator LED fast flashes (300ms) red)
For SIP-T19(P) E2 IP phones:
0-Disabled (power indicator LED does not flash)
1-Enabled (power indicator LED fast flashes (300ms) yellow)
Note: It is not applicable to CP860/CP920 IP phones.
Web User Interface: