Sony Walkman MZ-NF610 Operating Instructions Manual page 20

Make connections and unlock the
controls.
0 Connectthe headphones/earphones 0 Slide HOLDto the opposite direction of
with the remote control to n. the arrow (--,,=_) to unlock the controls.
............... HOLD.............................
Connectfirmly
Battery life
For details, refer to "Battery life" (page 67)
When recording
Batteries SP LP2
Stereo Stereo
Ntt-7WMAA nickel metal hydride 5.5 8
rechargeable battery
LR6 (SG) 9 12
Sony alkaline dry battery
(Unit: Approx. hours)
LP4
Stereo
9
16