Panasonic DVD-S700 DVD-S700 Owner's Manual (English) - Page 13

Changing the player settings Operations Troubleshooting Before requesting service, make the following checks. If you still need assistance, please contact us ( page 14). To reset Images from this DVD player do not appear on the television. You forget your password.  Reset the DVD player to the factory defaults. 1) Press 8 on the DVD player to turn it on. 2) Press OPEN/CLOSE ; to open the disc tray. 3) Press the number button "5" on the remote control 4 times. (The power is automatically turned off.) All the settings return to the factory preset. No picture./No sound.  Check the video connection between the DVD player and the TV.  Turn on your TV and set to the correct in channel for the DVD player. Remote control does not work.  Aim the remote control directly at the sensor on the front of the DVD player. The screen is distorted. Noise occurs.  Check if the TV System setting is correct. Discs cannot be played back.  Check for any scratches or smudges on the disc. If the disc is dirty, clean the disc. Not able to select some items in the setup/ system menu.  Press STOP g twice before selecting the setup/system menu.  Depending on the disc availability, some menu items cannot be selected. 13 Reference Specifications / Troubleshooting VQT5C22