HBD-NF7220 - Sony Audio Service Manual (repair manual). Page 11

CHECKING  METHOD  OF  NETWORK  OPERATION
It is necessary to check the network operation, when replacing the 
complete MB1305 board or WLAN/BT COMBO card. Check the 
operation of wireless and wired LAN, according to the following 
method.

1.  Checking Method of Wireless LAN Operation
Check that access point is recognized surely.

Necessary Equipment:
Wireless access point with router function (AP).

Procedure:
1.  Press the [

?/1

] button to turn the power on.

2.  Press the [HOME] button on the remote commander to enter 

the home menu.

3.  Press the [m]/[M]/[<]/[,] buttons on the remote command-

er to select “Setup”

“Network Settings”, and press the [ ] 

button on the remote commander.

4.  Select “Internet Settings”, and press the [ ] button on the re-

mote commander.

5.  Press the [m]/[M] buttons on the remote commander to select 

“Wireless Setup(built-in)”, and press the [ ] button on the re-
mote commander.

6.  The system starts searching for access points, and displays a 

list of up available network name (SSID).

7.  Check that access point (SSID) is displayed on the searching 

result.

8.  Press the [

?/1

] button to turn the power off.

Note: Refer to the instruction manual about details of the setting method.

2.  Checking method of wired LAN operation
Check that access point is recognized surely.

Procedure:
1.  Connect the main unit to the router or the hub, etc. with the 

LAN cable.

2.  Press the [

?/1

] button to turn the power on.

3.  Press the [HOME] button on the remote commander to enter 

the home menu.

4.  Press the [m]/[M]/[<]/[,] buttons on the remote command-

er to select “Setup”

“Network Settings”, and press the [ ] 

button on the remote commander.

5.  Select “Internet Settings”, and press the [ ] button on the re-

mote commander.

6.  Press the [m]/[M] buttons on the remote commander to select 

“Wired Setup”, and press the [ ] button on the remote com-
mander.

7.  Press the [m]/[M] buttons on the remote commander to select 

“Auto”, and press the [ ] button on the remote commander.

8.  Press the [,] button on the remote commander.

9.  Press the [m]/[M] buttons on the remote commander to select 

“Save & Connect”, and press the [ ] button on the remote 
commander.

10. When “Internet Settings is now complete.” appears, then press 

the [ ] button on the remote commander.

11. Press the [m]/[M] buttons on the remote commander to select 

“Network Connection Diagnostics”, and press the [ ] button 
on the remote commander.

12. Press the [m]/[M] buttons on the remote commander to select 

“IPv4”, and press the [ ] button on the remote commander.

13. Press the [<]/[,] buttons on the remote commander to 

select “Start”, and press the [ ] button on the remote com-
mander.

14. Confi rm that “Network connections are correct” is displayed.
 

(When having confi rmed that “Network connections are cor-
rect” is displayed, advance to the step 20)

15. Press the [ ] button on the remote commander.
16. Press the [m]/[M] buttons on the remote commander to select 

“Network Connection Diagnostics”, and press the [ ] button 
on the remote commander.

17. Press the [m]/[M] buttons on the remote commander to select 

“IPv6”, and press the [ ] button on the remote commander.

18. Press  the  [<]/[,] buttons on the remote commander to 

select “Start”, and press the [ ] button on the remote com-
mander.

19. Confi rm that “Network connections are correct” is displayed.
20. Press the [

?/1

] button to turn the power off.

Note: Refer to the instruction manual about details of the setting method.