Sony DCR-TRV340 - Manual (Page 175)

175
“
Memory Stick
”
operations
If the write-protect tab on the “Memory Stick” is set to LOCK
You cannot write print marks on still images.
Moving pictures
You cannot write print marks on moving pictures.
While the file name is flashing
You cannot write the print mark on the still image.
Writing a print mark – PRINT MARK