Front Side; Rear Side; Safety Notes - Monacor PA-8120RCD Instruction Manual

PA Mixing Amplifier
with Radio and CD/ MP3 Player
These instructions are intended for installers of
PA systems (chapters 1 –7) and for users without
any specific technical knowledge (chapters 1 – 3
and 6) . Please read the instructions carefully prior
to operation and keep them for later reference .
All operating elements and connections de-
scribed can be found on the fold-out page 3 .
1 Overview

1.1 Front side

1 Input level controls INPUT 1 – 5
2 Tone controls BASS and TREBLE
3 Control MASTER for the volume of the con-
nected speakers
4 Display of the radio
5 CD tray, can be opened and closed with the
button (24)
6 Button  to terminate the replay
7 Buttons   and   I for title selection and for
fast forward and reverse
Title selection
Each time the button   I is pressed, one
title is advanced; when the button I   is
pressed, the player goes back to the title
beginning, and each time the button is
pressed again, the player goes back an-
other title .
Fast forward and reverse
For fast forward, keep button   I pressed,
for fast reverse, keep button pressed I   .
8 Level indication for the speaker outputs
9 Switch CHIME
Engage this switch if (at the beginning of an
announcement) a chime is to sound when
a momentary pushbutton connected to the
contacts PRIORITY (26) is pressed .
10 Button SIREN for switching the alarm siren
on and off
11 Button AM / FM for switching between FM
reception and AM reception
12 Buttons UP and DOWN for starting the station
scanning (keep button pressed for a longer
time) and for fine tuning of stations (press
button only for a short time)
13 Button MEMORY for storing a station:
1 . Set the station
2 . Press MEMORY button
3 . Press station button (14)
14 Station buttons M1 – M 5
15 POWER button for the radio
For switching on, keep the button pressed
until the display (4) lights up; to switch off,
keep the button pressed until the display is
extinguished .
16 Buttons VOLUME for the volume of the radio
17 USB interface for inserting a USB stick
18 Display of the CD player, details see fig . 3
a REP is displayed with activated repeat func-
tion
b Replay symbol
c Pause symbol
d CD is displayed with a standard audio CD
inserted
e ALL is displayed in addition to REP (a) when
all titles are continuously repeated
f RAN is displayed when the titles are replayed
in random order
g Number of the selected title
or, with the letter F in front of it, number of
the selected folder (e . g . F04)
h time already played of the title
i display of the anti-shock memory
( ☞ chapter 6 .3 .4)
19 Button II for switching between replay and
pause
20 Button CD / USB for switching between CD
connection and USB connection (17)
21 Button for the additional functions repeat
and random replay
1 pressing of button: display REP
st
continuous repeat of the title
2 pressing of button: display REP ALL
nd
continuous repeat of all titles
3 pressing of button: display RAN
rd
replay of titles in a random order
4 pressing of button: display RAN is extin-
th
guished
additional functions switched off
22 Buttons
and for adjusting the volume
of the CD player
23 On / off switch for the CD player
After actuating the button, wait for at least
3 seconds before pressing it again .
24 Button for opening and closing the CD
tray (5)
25 POWER switch

1.2 Rear side

26 Connections PRIORITY
If a switch or momentary pushbutton con-
nected here is closed, INPUT 2 to INPUT 4
and AUX 1/ 2 are muted . With the switch
CHIME (9) engaged, a chime will sound ad-
ditionally .
27 Connection jack for an FM antenna
28 Connections for a separate switch to activate
the alarm siren
29 Terminals for an AM antenna
30 Connections PRIORITY INPUT 1
If these contacts are connected with each
other (e . g . via a switch or a jumper), INPUT 2
to INPUT 4 and AUX 1/ 2 are muted as long
as a signal is present at INPUT 1 (talkover) .
31 Jumper: must be removed when an audio unit
for signal processing is to be inserted into the
amplifier
32 RCA jacks TAPE OUT for a recorder or for
routing the mixed signal to another amplifier
33 Jacks AMP IN and PRE OUT to insert an audio
unit for signal processing
34 RCA jacks AUX 1 and AUX 2 for the input
channel INPUT 5
2 (stereo) units may be connected which may
be switched over via the DIP switch No . 1 (46) .
35 Combined jacks (XLR / 6 .3 mm jack, bal .) for
the input channels INPUT 1 – 4 to connect
microphones or units with line output;
switchable with the DIP switches No . 1 (47)
36 Screw terminals* of the input channels 1 – 4,
as an alternative to the XLR jacks (35)
37 Mains jack for connection to a socket (230 V/
50 Hz) via the mains cable supplied
38 Support for the mains fuse
Only replace a blown fuse by one of the same
type .
39 Connections for low-impedance speakers
(minimum impedance 4 Ω, 8 Ω or 16 Ω)
40 Connections for 70 V or 100 V speakers
41 Protective covers
WARNING Never operate the amplifier
without the covers . If you
touch the terminals, you will
risk an electric shock .
42 Ground connection, can e . g . be used in case
of hum problems
43 Connections* for a telephone signal to be
heard via the PA system
44 Input level control GAIN for the signal at the
connections TEL PAGING (43)
45 Screw terminals* for the channel INPUT 5, as
an alternative to the RCA jacks (34)
46 DIP switch block for input 5 (34, 45);
switch No . x in position ON:
No . 1 = input 2 selected
No . 2 = input sensitivity increased
No . 3 = high-pass filter on
No . 4 = input sensitivity increased
47 DIP switches for the inputs 1 – 4 (35, 36);
switch No . x in position ON:
No . 1 = microphone level for the input
No . 2 = signal phase-reversed by 180°
No . 3 = high-pass filter on
No . 4 = phantom power on
(not for the 6 .3 mm jacks)

2 Safety Notes

The unit corresponds to all relevant directives of
the EU and is therefore marked with
WARNING The unit uses dangerous mains
voltage . Leave servicing to skilled
personnel only and do not in-
sert anything into the air vents .
Inexpert handling may result in
electric shock .
•
The unit is suitable for indoor use only . Protect
it against dripping water and splash water, high
air humidity and heat (admissible ambient tem-
perature range 0 – 40 °C) .
•
Do not place any vessels filled with liquid, e . g .
drinking glasses, on the unit .
•
The heat generated inside the unit must be
dissipated by air circulation; never cover the
air vents of the housing .
•
Do not operate the unit or immediately discon-
nect the mains plug from the socket
1 . if the unit or the mains cable is visibly dam-
aged,
2 . if a defect might have occurred after the unit
was dropped or suffered a similar accident,
3 . if malfunctions occur
In any case, the unit must be repaired by skilled
personnel .
•
Never pull the mains cable to disconnect the
mains plug from the mains socket, always seize
the plug .
•
For cleaning only use a dry, soft cloth; never
use chemicals or water .
•
No guarantee claims for the unit and no liability
for any resulting personal damage or material
damage will be accepted if the unit is used for
purposes other than originally intended, if it is
not correctly connected or operated, or if it is
not repaired in an expert way .
If the unit is to be put out of oper-
ation definitively, dispose of the unit
in accordance with local regulations .
* For better handling, the screw terminals can be re-
moved from their plug-in connection .
.
7