Raymarine Ray 90, Installation And Operation Instruction Manual

Page: 146 / 192

Connection extremely slow and or keeps dropping out
Possible cause Possible solutions
Wireless performance degrades over distance
so products farther away will receive less
network bandwidth. Products installed close to
their maximum wireless range will experience
slow connection speeds, signal drop outs or not
being able to connect at all.
Move devices closer together.
Interference being caused by other wireless
enabled devices. 1. Change the hub’s wireless channel and retry
the connection. You can use free wireless
analyzer apps on your smartphone or
tablet to help you choose a less congested
channel.
2. Switch off each wireless device in turn until
you have identified the device causing the
interference.
Interference caused by other devices that use
the 2.4GHz frequency See list below of some
common devices that use the 2.4GHz frequency:
• Microwave ovens
• Fluorescent lighting
• Cordless phones / baby monitors
• Motion sensors
Switch off each device in turn until you have
identified the device causing the interference,
then remove or reposition the offending
device(s) or your wireless hub / handset..
Interference caused by electrical and electronic
devices and associated cabling could generate
an electromagnetic field which may interfere
with the wireless signal. Switch off each item in turn until you have
identified the device causing the interference,
then remove or reposition the offending
device(s) or your wireless hub / handset.
Interference from devices on other vessels.
When in close proximity to other vessels, for
example, when moored up in a marina, many
other wireless signals may be present. 1. Change the hub’s wireless channel and retry
the connection. You can use free wireless
analyzer apps on your smartphone or
tablet to help you choose a less congested
channel.
2. If possible, move your vessel to a location
with less wireless traffic.
Network connection established but no data
Possible cause Possible solutions
Connected to the wrong network. Ensure that your handset is connected to the
correct Wireless hub.
Device software incompatibility. Ensure both devices are running the latest
available software.
You can check device software from the
Maintenance menu:
Menu > Set-up >
Maintenance > About this unit .
It may be possible that the device has become
defective. 1. Try updating software to a later version, or
try reinstalling the current software.
2. Contact technical support for further
assistance.
146