Panasonic SC-AK57 - Manual (Page 12)

Turning the demo function off
(DEMO)m
If the clock has not been set, a demonstration of the display is
shown when the unit Is off.
This function is set to on at the time of purchase.
To get the most from the economy mode (see below), turn the
demo function off.
Press and hold [-DISPLAY/-DEMO] until “NO
DEMO” is displayed.
Every time you press and hold the button;
NO DEMO ( 0 ff):;rDEMO (on)
Economy mode (ECO) m
When this mode is used the power consumed when the unit is
switched to standby mode reduces from a maximum of 13 W to
1 w.
This mode is set to on at the time of purchase.
NORMAL (off) ECO (on)
Display Clock display, etc. Blank
Power consumption
in standby mode
13W 1 W
The demonstration is shown if DEMO is on, regardless of the condi­
tion of the ECO mode. Turn DEMO off if ECO is used.
Turning ECO on and off;
Press [POWER] to turn the unit on.
Press [ECO].
The display changes each time the button is pressed;
NORMAL (oH):;::ECO (on)
When ECO is on:
When the unit is turned off, the display panel remains blank but the
AC IN indicator stays alight to show the unit is still connected to the
AC mains.
When the unit is off, the mode can be switched from NORMAL to
ECO, but not the other way.