Sony MHC-V7D Operating Instructions - Page 52

Returning the SETUP settings to the default You can return the SETUP settings (except for PARENTAL CONTROL settings) to the default settings. 1 Press SETUP. 2 Press / repeatedly to select [SYSTEM SETUP], then press . 3 Press / repeatedly to select [RESET], then press . 4 Press / repeatedly to select [YES], then press . It takes a few seconds to complete. Do not press  when resetting the system. Self-diagnosis Function When letters/numbers appear on the TV screen or in the display panel The self-diagnosis function is activated to prevent the system from malfunctioning, a 5-character service number (e.g. C 13 50) with a combination of a letter and 4 digits appears. In this case, check the following table. First 3 characters Cause and corrective of the service action number C 13 This disc is dirty.  Clean the disc with a soft cloth (page 54). C 31 The disc is not inserted correctly.  Restart the system, then re-insert the disc correctly. First 3 characters Cause and corrective of the service action number E XX (XX is a number) To prevent a malfunction, the system has performed the selfdiagnosis function.  Contact your nearest Sony dealer or local authorized Sony service facility and give the 5-character service number. Example: E 61 10 Messages One of the following messages may appear or flash in the display panel during operation. CANNOT PLAY  A disc that cannot be played back was inserted.  A DVD VIDEO with unsupported region code was inserted. DATA ERROR  The file does not conform to the required format.  The file extensions does not match the file format. DEVICE ERROR The USB device could not be recognized or an unknown device is connected. DEVICE FULL The memory of the USB device is full. ERASE ERROR Erase of audio files or folders on the USB device failed. FATAL ERROR The USB device was removed during transfer or erase operation, and may have been damaged. 52GB