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2. Attach the other side of the connector plate to the GXV3350's EXT slots
like shown in the figure below:
3. Connect the GBX20 to the GXV3350 via the USB port using the USB
cable provided with the GBX20.
4. Install the phone stands on the GXV3350 and the GBX20.
5. Power up the GXV3350. The GBX20 will show the booting up screen with
version information and connecting status.
6. After successfully booting up, the extension board will stay in idle. Press
Right and Left keys at the same time to check the version information and
status.
Configuring the GXV3350 Extension module:
1. Login the GXV3350 web GUI and configure multiple purpose keys for
extension board 1/2/3/4 under web GUI → Applications → Programmable
Keys → GBX20 Settings page.
2. On the GXV3350 extension board (i.e., GBX20), press LEFT or RIGHT
button to browse all the MPK → Programmable Keys' status in different
pages.
3. For more configuration information, please refer to the GXV3350's user
manual.
Refer to online documents and FAQ for more detailed information:
http://www.grandstream.com/our-products
This product is covered by one or more of the U.S. patents (and any
foreign patent counterparts thereto) identified at www.cmspatents.com.
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All manuals and user guides at all-guides.com
ZH
GXV3350不预设对医院，执法机构，医疗中心(急
救服务)以及各种紧急服务的紧急通话服务。用户必
须自行设定紧急通话功能。用户必须自行购买SIP兼
容的网络电话服务，正确的设定GXV3350使用该服
务，并定期测试您的配置以确保GXV3350如预期工
作，否则请购买传统无线或有线电话服务来拨打紧
急通话。
Grandstream Networks 公司的GXV3350不支持紧
急通话服务。Grandstream Networks公司、其管理
者和员工以及其相关机构对此所造成的任何索赔、
损失或者损害都不负有任何法律追究责任。在此，
您将无权对任何以及所有由于无法通过GXV3350拨
打紧急电话以及没有遵照前段文字描述而造成紧急
通话失败的事件提出诉讼。
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