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Chapter 9: Troubleshooting
• The Auto Tuning feature may have erased the channel from
memory. Add the channel to the channel memory (- p. 28).
• The Lock feature may have blocked the channel. Unblock the
channel (- p. 38).
• If you cannot tune digital channels, check the antenna
configuration (- p. 28). If the problem persists, clear all
channels from the channel list and reprogram channels into
memory (- p. 28). If the problem persists, use the Reset
Factory Defaults procedure (- p. 44). See “TV stops
responding to controls” and “Other problems” (- p. 70).
Closed caption problems
• If the program or video you have selected is not closed-
captioned, no captions appear.
• If text is not available, a black rectangle may appear. If this
happens, turn off the closed-caption feature (- p. 35).
• A closed-caption signal may not display correctly under the
following circumstances: a) the videotape is dubbed; b) the
signal reception is weak; o
r c) the signal reception is
nonstandard (- p. 35).
Rating blocking (V-Chip) problems
• If you forget your PIN code: While the PIN code entering
screen is displayed, press
Q 4 times within 5 seconds. The
old PIN code is cleared (- p. 36).
• The V-Chip feature is available for U.S. V-Chip systems only
(- p. 36).
No HDMI
®
CEC Control operation
• HDMI
®
CEC Control feature is available for Toshiba HDMI
®
CEC compatible devices.
• Ensure HDMI cables with the HDMI Logo ( ) are
used.
• When the connected HDMI
®
CEC device does not work
correctly after you have changed the device’s settings, turn
off your TV and unplug the power cord. After 1 minute, plug
it in and turn it on again.
• If several devices are connected, HDMI
®
CEC Control feature
may not operate properly.
• Read the instruction manual of the connected HDMI
®
CEC
device.
HDMI problems
For HDMI cables
• Ensure HDMI cables with the HDMI Logo ( ) are
used (- p. 14).
For Legacy HDMI sources
• Some legacy HDMI sources may not work properly with the
latest HDMI TV products due to new standards. Turn off
INSTAPORT™ (- p. 41).
Network problems
Cannot connect to the Internet
• Check the modem and its incoming cable/telephone
connections (- p. 21).
• Confirm your modem’s operation.
• Ensure your IP address is set up correctly.
No network connection
• If using a wired network connection, check to ensure the LAN
cables are connected properly (- p. 21).
• Ensure the modem and router power cords are plugged in
and the devices are operating properly.
• Ensure your IP address is set up correctly. See Section
(- “Setting up the Network”).
• Check to e
nsure proper operation of other network connected
devices.
Network Setup fails (Auto)
• Check to ensure the LAN cables are connected properly
(- p. 21).
• DHCP is not enabled on the router, or no router is present.
Refer to your router’s documentation for instructions on
enabling DHCP. If your router does not support DHCP, yo
u
must manually set u p the IP address.
• Internet service is not available. Check your cable/DSL
modem or contact your ISP for Internet service issues.
Network Setup fails (Manual)
• Ensure the TV IP address is not the same as any other device
on the network.
Example: IP address 192.168.0.100 and IP address
192.168.0.101 are different addresses on the same network.
• Make sure the TV IP address is on the same subnet as the
networked PC.
Example of proper setup: The PC has the IP address
192.168.0.100 with the Sub
net mask 255.255.255.0, the TV
has the IP address 192.168.0.101 with the Subnet mask
255.255.255.0; both are on the same subnet.
Example of improper setup: The PC has the IP address
192.168.1.100 with the Subnet mask 255.255.255.0, the TV
has the IP address 192.168.0.101 with the Subnet mask
255.255.253.0; they are on different sub-nets.
Unstable network connection
• When using a wired home-network connection, unplug the
LAN cables, and then reconnect them.
• When using a wireless home-network connection:
– Remove AC power from the router and the television for
1 minute.
•Reconnect AC power to the router.
•Reconnect AC power to the television and turn it
ON. After 2 minutes, check connection stability.
–Connect with LAN cables, if possible, and check
connection stability.
– Repeat the wireless network setup procedure and check
connection stability.
The DMS name is not displayed
• The LAN cables, if used, are not connected properly
(- p. 21).
• The WLAN, if used, is not configured properly.
• The network setup on the Server is incorrect. Make sure both
the DMS and TV are using the same network type (DHCP/
manual) and have compatible network settings.
• Too many DMSs are connected. You ca
nnot connect more
than 32 sharing devices at one time.
• The DMS is not turned ON.
• The “server” is not a DMS device.
• Check the firewall and streaming settings on the DMS.
(continued)