Sony DNW-7/7P Operation Manual page 184

Updating the data
If data is already saved on the card, a message asking whether or not that
data is to be updated is displayed in step 6 (page 4-105). The message is
illustrated below.
4
To update the data, press the rotary encoder.
4-106
Chapter 4 Adjustments and Settings for Recording
SETUP CARD
READ (mCAM)
m WRITE (mCARD)
ID EDIT
ID : .........
CARD CONTAINS DATA!
REPLACE? (Y : PRESS)