Sony SLV-ED939ME Operating Instructions Manual page 48

Checking/changing/cancelling timer settings (continued)
When the timer settings overlap
The programme that starts first has priority and the second programme starts
recording only after the first programme has finished. If the programmes
start at the same time, the programme listed first in the menu has priority.
Programme 1
Programme 2
Programme 1
Programme 2
Additional Operations
48
about 20 seconds
will be cut off
about 20 seconds will be cut off
SLV-ED939ME/SG 3-082-203-11 (1) GB ME/SG