Sony SLV-AV100C - Manual (Page 57)

57 Basic VCR / Radio Operations
When the timer settings overlap
The program that starts first has priority and the second program starts
recording only after the first program has finished. If the programs start
at the same time, the program listed first in the menu has priority.
20 seconds will be cut off
20 Seconds
Will be cut off
Program 1
Program 2
Program 1
Program 2