Yealink T42GOperating Instructions1. If the WAN (wide area network) connection fails to a site for any reason, including a fault on the circuitor a power cut, then the ability to make and receive calls from the IP phones utilising that WAN circuitwill be restricted. These failures may be caused for reasons outside our control. Other services will befully maintained including voice mail and the ability to divert calls to other numbers including mobiles.If another working WAN circuit is available at that site then this can be used to fully restore service toall phones.2. This service allows for calls to 999 and 112, however these services will be affected if there is a powercut or your WAN circuit fails3. With regard 999 services no location information is passed to the emergency services operator this willmean that you will have to state the address that you wish the emergency service to attend.4. We do not offer a paper based telephone directory service5. If you require a PDF that allows you to print off stickers to attach to the phone device explaining theabove please contact us.Poplar House, Park West, Chester, CH1 4RNT: 033 000 22 000 F: 033 000 22 039 W: www.pescado.co.uk