Sony MZ-NH600D Operating Instructions Manual page 16

Battery life
When playing continuously in Hi-MD mode
Disc type
1GB Hi-MD disc
60/74/80-minute
standard disc
1)
When using a new Sony LR6 (size AA) alkaline dry battery (produced in Japan)
2)
Measured in accordance with the JEITA (Japan Electronics and Information Technology Industries
Association) standard.
When playing continuously in MD mode
Disc type
60/74/80-minute
standard disc
Note
Stop the player before replacing the battery.
16
1)
Linear PCM
Approx.
11.0 hours
Approx.
9.5 hours
SP stereo
Approx. 20.5 hours Approx. 24.5 hours Approx. 27.0 hours
Hi-SP
Approx.
21.5 hours
2)
Approx.
2) 20.0 hours
LP2 stereo
Hi-LP
Approx.
2) 25.5 hours
Approx.
2) 24.5 hours
LP4 stereo
2)
2)