Press the INPUT button on the remote to select the correct input source.
Check that the device is turned on and functioning correctly.
Check if the power cord is plugged in and the TV is turned on (front red LED light should be on; not blinking)
Press the INPUT button on the remote to select the correct input source.
Ensure all connections are correct and secure.
When using external video source, such as a Cable/Satellite box or DVD player, check that the device is on and functioning correctly.
Press MENU on the TV’s remote control. If the menu is displayed, then the TV is working; recheck above steps.
Press the INFO button on the remote to confirm the type of signal being received (p. 19). HD signal should be 720P, 1080i or 1080p.
Select a High Definition channel from your HD source (Cable, Satellite or fiber optic service). HD channels sometimes broadcast 
Ensure that your HD source (HD box, 
Change the format (aspect ratio) of the picture by pressing the FORMAT button on the remote control. (p. 20)
Check the aspect settings on your external video source, such as Cable/Satellite box, 
When using a cable service (without a box), check that all connections are secure.
When using a cable or satellite box, change the connection (wiring) to Composite, Component or HDMI. (p. 12)
If you’re using an antenna, then check that connections are secure. Change the position or direction of the antenna and check the “Signal meter”. (p. 47)
Check if electrical products such as kitchen appliances, fluorescent lights or light dimmers are nearby. They may interfere with the TV’s picture.
Try viewing a picture from another device, such as a DVD player or a game console, to narrow down the source of the problem.
Change settings of Closed Caption (CC). (p. 19, 52)
The TV has gone into shutdown mode to protect itself. Try unplugging it for a few minutes and connecting it again. If there was a temporary power surge on the AC line it may now be OK. If the blinking returns, call 
The Plasma panel is made up of a few million pixels and is produced with advanced technology through an intricate process. Sometimes a few pixels may be bright or dark. These pixels do not indicate a defective panel and will have no impact on the performance of the TV.
TC-P65ST30, TC-P60ST30 specifications
The Panasonic TC-P60ST30 and TC-P65ST30 are part of Panasonic’s renowned line of VIERA plasma televisions, celebrated for their exceptional picture quality and advanced features. These models, featuring a 60-inch and 65-inch screen size respectively, are ideal for home theater enthusiasts seeking a cinematic experience in the comfort of their living rooms.One of the standout features of the TC-P60ST30 and TC-P65ST30 is their use of 1080p Full HD resolution, delivering stunning clarity and vibrant colors. With a native contrast ratio that enhances black levels, these models provide deep, rich images that are particularly apparent in dark scenes, making them suitable for various viewing environments. The plasma technology employed allows for an impressive viewing angle; colors and brightness remain consistent even when viewed from the side, ensuring a great experience for all viewers in the room.
These televisions are equipped with Panasonic's NeoPlasma technology, which optimizes image performance. This includes the Infinite Black technology, contributing to superior black levels by expanding the range of shades displayed, especially in low-light conditions. Furthermore, the VIERA Connect feature offers a gateway to various streaming services and applications, providing viewers with the ability to access content from platforms like Netflix and YouTube easily.
Another notable characteristic is the television's ability to support 3D content. With the inclusion of high-speed 600Hz sub-field drive, the TC-P60ST30 and TC-P65ST30 are capable of presenting smooth, lifelike 3D images. This feature is complemented by the inclusion of active shutter glasses, which are sold separately, allowing users to dive into an immersive 3D viewing experience.
The integrated VIERA Image Viewer allows users to easily view their photos and videos directly from USB devices, enhancing the multimedia capabilities of these models. Moreover, with multiple HDMI ports, users can connect various devices such as gaming consoles, Blu-ray players, and sound systems seamlessly.
In terms of design, both models exhibit a sleek and modern aesthetic with a slim profile and minimalist bezels, making them an attractive addition to any home decor. The combination of advanced technology, user-friendly features, and beautiful design makes the Panasonic TC-P60ST30 and TC-P65ST30 stand out as exceptional choices for anyone seeking high-quality home entertainment solutions.