09TV060
1 Model name KDL-40EX1
2 Serial number 4155096
3 Purchase date 01.05.2009
4 City Amsterdam
5 Type of house (isolated house, or flat in a building) flat in a building
6 Material of house (wood, ferroconcrete, brick...) ferroconcrete
7 Distance between monitor and box 5 m
8 Direction of the box Vertical
9 Are monitor and box in the same room? Yes
10 What is the error message on the screen? Wireless communication failed (002)
11 What is the symptom? Picture and sound are lost while watching TV.
12 How long and how often it happens? After 30 sec, it is automatically recovered. 4,5 times/hour.
13 How the box is placed? (if in a rack, then please specify the material) Box is in a wooden rack and placed on DVD player.
14 Is there any metal around the box? DVD player. Metal bookend.
15 Is there any metal around the monitor? Sunblind and mirror.
16 Is there anything between the monitor and the box? Wooden bookshelf
17 How much is the link level? (Home→Monitor Set-up→Wireless Channel Set-up→Wireless Information) 3 sometimes 2
18 Was the problem solved by changing wireless channel from "Auto" to other CH like "36ch" or "40ch" No improvement
19 Was the problem improved by changing the direction or position of the media box? Yes. If the box is horizontally place in front of the monitor, then no problem.
20 Is there a fluorescent lamp? If yes, is it improved by turning it off? Yes. On the ceiling. No improvement by turning it off.
21 Is there any electric device working? Especially PC, Wifi router, microwave oven, cordless phone, refridgerator, bluetooth. If yes, is it improved by turning it off? Desktop PC. No improvement by turning it off.
22 Drawing of the room and position of the TV See the "Room Layout Sample" on page 1 of TB 09TV060
23 Could you check with a Spectrum analyzer if there is noise around 2.4 GHz and 5.2 GHz?
