EN
DESCRIPTION
PA amplifier with USB/SD/MP3 player and FM digital tuner. Specially suitable for commercial installations
with background music.
CONTROLS AND FUNCTIONS
FRONT PANEL
1
2
PA AMPLIFIER MA-91RUZ
INPUT 1
INPUT 2
1.-
INPUT 1: INPUT 1 volume control.
2,-
INPUT 2: INPUT 2 volume control.
3.-
AUX/MP3: aux input and USB/SD/MP3 player volume control.
4.-
BASS: reinforces or attenuates bass frequencies.
5.-
TREBLE: reinforces or attenuates treble frequencies.
6.-
MASTER: control that regulates the general output volume of all the inputs.
7.-
USB/SD/MP3 player module with digital FM tuner.
1.- Information display.
2.- 7 SKIP 8: in playback mode, a short press of these buttons allows moving to the previous/next
track. A long press of these buttons allows fast forwarding or rewinding of playback.
In radio mode, it allows moving to the previous/following frequency point in steps of 0.1 MHz.
3.- VOL-/VOL+: USB/SD/MP3 player with digital FM tuner volume controls.
4.- SD card slot.
5.- USB storage device connection port.
6.- FM/SD/USB: allows selection of the audio source among the USB storage device, the SD memory
card or the digital FM tuner.
7.- EQ-SCAN: in playback mode, it allows selection among the different equalizations available.
In radio mode, it allows the FM radio stations to be tuned automatically. Tuning starts from the
lowest frequency and the stations will be saved in the memory consecutively and automatically.
3
4
5
6
BASS
TREBLE
MASTER
INPUT 3
INPUT 3
SELECT
AUX
AUX
PLAYER
11
12
1
4
7
VOL-
MODE
EQ
SCAN
CH+
Z1 VOL
Z2 VOL
13
14
2
3
VOL -
VOL +
MODE
EQ
SCAN
CH +
5
6
7
8
9
- 2 -
8 910
VOL+
CLIP
SIGNAL
15