Troubleshooting
- 416 -
Unable to connect to wireless LAN (Infrastructure)
First, print out the Network Information, and then check the following explanation while having a look at items
numbered
①
to
⑥
in the following figure in Wireless (Infrastructure) Information.
Network Information can be printed from [Print Information] - [Network].
Unable to connect to the access point (State of
④
is not set to "Connected")
Cause
Solution
Reference
[Wireless] is not selected in the
[Extended Network] settings.
Select [Admin Setup] - [Network Setup] - [General Setup] -
[Extended Network] - [Wireless].
Connecting via an
access point
(Infrastructure)
52)
The wireless LAN access point
does not function properly.
Check that the power of the wireless LAN access point is
turned on and it functions properly.
-
[Wireless (Infrastructure)] is set to
[Disable].*
Above
①
Set [Wireless(Infrastructure)] to [Enable].
*Wireless LAN (Infrastructure) and Wireless LAN (AP mode)
cannot be enabled at the same time.
Connecting via an
access point
(Infrastructure)
52)
[SSID] is incorrect. Or it is blank.*
Above
②
Check the SSID of the wireless LAN access point you want
to connect is correct, and connect with the correct SSID.
If it is blank, the settings for the wireless LAN connection of
this machine are insufficient. Set [Wireless(Infrastructure)
Setting].
Connecting via an
access point
(Infrastructure)
52)
The encryption key is incorrect.
Check the encryption key of the wireless LAN access point
you want to connect is correct, and set the correct
encryption key.
Connecting via an
access point
(Infrastructure)
52)
The setting of [Security] does not
match the security of the wireless
LAN access point.*
Above
③
Check the security (encryption method) of the wireless LAN
access point that you want to connect, and set it to keep
consistent.
Connecting via an
access point
(Infrastructure)
52)
Communication is not stable
Cause
Solution
Reference
The RSSI value is too small.*
Above
⑥
The signal strength is insufficient.
Put this machine in an unobstructed view position near the
wireless LAN access point. (The recommended distance is
30 m or less.)
Do not place an electric appliance (especially microwave
oven or digital cordless telephone) that emits weak
electronic waves near this machine.
It may be difficult to connect if there is a metal, aluminum
sash or reinforced concrete wall between this machine and
the wireless LAN access point.
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