Emergency Services. It is your re- • Do not power cycle your GSC3574/3575 during system boot up or firmware sponsibility to purchase SIP-compliant Internet telephone upgrade. You may corrupt firmware images and cause the unit to malfunction.
20° installation bracket, DEVICE INSTALLATION then fix it by pushing down. The GSC3574/3575 can be mounted on the wall, the glass, or on the desktop using a 20 ° bracket . Please refer to the following steps for installation: On-Wall 0° Mount 1.
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Configure the GSC3574/3575 from the LCD MENU: 1. Make sure the device is idle. 2. Press "Settings". Browse the GSC3574/3575 MENU for Status, Network information, Features and Basic/Advanced Settings... Refer to online documents and FAQ for more detailed...