Curtis DVD1056 - Manual (Page 20)

The Setup Menu System
20
$ DUAL MONO (LEFT + RIGHT)
Choose this option to setup the L and R mono output mode; There are four modes in this
option: STEREO, MONO L, MONO R, and MIX MONO.
REFERENCE:
! To protect your DVD player, the interval between two consecutive Power button
operations must be above 30 seconds.
! No using for a period of time, please pull out the plug from the electronic outlet.
! The player should be operated only on condition that the type of power supply
corresponds to the marking label. Otherwise, it doesn’t work or even be damaged.
! The player may not be compatible with some encrypted discs.
! If the player stops playback by accident, please power it on again.