Sony DCR-TRV40 Operating Instructions Manual page 122

Using a "Memory Stick" - Introduction
You can select the image quality in still image recording. The default setting is SUPER
FINE.
(1) Set the POWER switch to MEMORY/NETWORK (DCR-TRV50 only) or VCR.
Make sure that the LOCK switch is set to the left (unlock) position.
(2) Press MENU, then select STILL SET in {_) with the SEL/PUSH EXEC dial
(p. 203).
(3) Turn the SEL/PUSH EXEC dial to select QUALITY, then press the dial.
(4) Turn the SEL/PUSH EXEC dial to select the desired image quality, then press
the dial.
MENU
122