Welch Allyn Inc WA11ABG09 Manual De Usuario

Welch Allyn Spot Vital Signs LXi radio accessory

Troubleshooting

Problem: The radio does not connect or communicate with the network.

For more information, see the Spot Vital Signs LXi service manual.

Specifications

Radio

Operates on Welch Allyn FlexNet™ Network and other 802.11 networks.

Channel restrictions in the 5-GHz band are determined by country.

Possible cause

Corrective action

Spot Vital Signs LXi is outside the radio signal
range.

Move the device closer to a wireless connection. Refer to the
Signal Strength Indicator (no bar = out of range).

The radio is not configured to match the network
settings.

Reconfigure the radio with the Spot Vital Signs LXi Radio
Configuration CD.

Wireless network interface

IEEE 802.11b/g, 802.11a

Frequency

802.11b/g: 2.402 GHz to 2.4835 GHz
802.11a: 5.125 GHz to 5.875 GHz

Channels

Up to 14 in 802.11b/g, up to 24 in 802.11a; country-dependent

Security/encryption/authentication

WPA2/AES (either EAP or PSK authentication)

Antenna

Internal multiband PIFA

Wireless data rates

802.11b: 1 Mbps or higher during vitals transmission only
802.11a/g: 6 Mbps or higher during vitals transmission only
(approximately 2 seconds per reading)

Agency approvals

US: FCC Part 15, Class B, C/UL, CE
Europe: ETSI
Canada: RSS-210

Protocols

UDP, DHCP, TCP/IP

Data transfer protocols

UDP/TCP/IP

Modulation

OFDM (802.11a/g), DSSS/CCK (802.11b)

Output power

40 mW typical, country-dependent

Ancillary IEEE standards

802.11e, 802.11h, 802.11i, 802.1X

Caution Some countries restrict the use of 5-GHz bands. The 802.11a radio in
Spot Vital Signs LXi uses only the channels indicated by the access point with
which the radio associates. The hospital IT department must therefore configure
access points to operate within approved domains.