Full Text Searchable PDF User Manual


Professional Public Address
MC-8012
DVD PLAYER/TUNER/CASSETTE/AMPLIFIER
OWNER
’
S MANUAL
Before operating, please read this manual carefully
.
FEATURES
DVD/MP3/CD Player, Digital Tuner, Full-logic Cassette and Amplifier all in one
4 Microphone inputs, one AUX input and one AUX output for amplifier linking, one Video output
5 LED level meter
Built-in Chime,MIC1/MIC2 priority Chime and MIC3/MIC4
Two levels of priority muting
Individual volume control for each MIC input, master output volume control with bass & treble
control
Speaker outputs 100V, 70V and 4
Ω
-16
Ω
Power supply AC 220V
~
240V and DC 24V

FRONT PANEL
28-30 3435 36 373839 31 1 2 3 4 5 6 7 8
1.
Power switch
2.
Selector-CD
3.
Selector-TUNER
4.
Selector-DECK
5.
Selector-AUX
6.
Chime button
7.
Mic1, Mic2 volumes
8.
Mic3, Mic4 volumes
9.
Bass control
10.
Treble control
11.
Master Volume
12.
Output level meter
13.
Power indicator
14.
Protect indicator
15.
VFD
16.
TUNER-Band
17.
TUNER-Scan down
18.
TUNER-Scan up
19.
TUNER-Memory
20.
TUNER-Memo memory Up
21.
TUNER-Memo memory
down
22.
CD-Skip down
23.
CD-Skip up
24.
CD-Search down
25.
CD-Search up
26.
CD-Pause
27.
CD-Repeat Play
28.
CD-Open / Close Tray
29.
CD-Play
30.
CD-Stop
31.
CD-Door
32.
DECK-Close Door
33.
DECK-Door
34.
DECK-Rewind
35.
DECK-Fast forward
36.
DECK-Left Play
37.
DECK-Right Play
38.
DECK-Stop/Open door
39.
DECK-Record
Note:
When all 5 LED level meters remain lit and sound is distorted adjust each volume control until only
4 to 5 LED flash.
REAR PANEL
1 AC fuse
2 Power Supply Input
3 AC Power Switch
4 Fan
5 Output terminals
6 Mute control
7 Chime volume
8 FM antenna terminal
9 AM antenna terminal
10 DC24V fuse
11 AUX in Jack, Telephone.
12 Video out Jack
13 DC24V input Jack
14 AUX out Jack
15 4MIC Jack
E

CONNECTIONS
Note:
Never connect two hot terminals (labeled 4
Ω
, 70V, 100V) together.
Only choose one pair of output terminals for speaker connection.
The connection should be COM-4
Ω
, COM-70V or COM-100V
.
Use common connecter as common speaker when using Zone switch box.
OPERATION
Press
AC POWER ON
button on the rear
(the power delayed about 3Sec. if voltage in good range).
Then press
POWER
button on the front panel to turn on the system. In 10 seconds the system will recall
the last mode.
1. Play DVD/MP3/CD
program
The player has DVD, VCD, MP3 and CD playing function. There are two available video outputs (as shown in
the diagram at the rear panel of player). When connected in parallel, it provides signal sources to two video
screens simultaneously.



PRECAUTIONS
1)
Do not block ventilation holes.
2)
The set should not be placed on areas:
1)
With poor ventilation.
2)
Exposed to direct sunlight.
3)
With high ambient temperature or adjacent to heat generating equipment.
4)
With high humidity or dust levels.
5)
Susceptible to vibration.
3)
Make sure the power outlet fits to the plug of the unit.
4)
Do not use this unit if the electrical power cord is frayed or broken.
5)
Always operate the unit with the AC ground wire connected to the electrical system ground.
SPECIFICATIONS
DVD/MP3/MP4/CD Section
Frequency response
20 Hz-20 kHz
Signal to Noise Ratio 98dB
Dynamic range
90 dB
THD
0.005%
Wow & Flutter
Under the limited level
Tuner Section
AM
Sensitivity
50 dB
μ
Wave Band
522
~
1611 kHz
Band width
6 kHz
Signal to Noise Ratio 50 dB
FM
Sensitivity
20dB
μ
Wave Band
87.5
~
108.0 MHz
Band width
15 kHz
Signal to Noise Ratio 75 dB
E
E

Cassette Section
Tape Speed
4.76 cm/sec
Wow & Flutter
Less Than 0.1%
Frequency response
80 Hz
~
15 kHz
Amplifier Section
Model
MC-8012
Output
120W
Output Regulation
Less than 5 %
Speaker Output
Balanced 4
Ω, 70V, 100V
AUX Out
600
Ω, 1V ( 0 dBV )
Input
MIC 1,2,3,4: 600
Ω, 3 mV
AUX: 10 k
Ω, 300 mV
Frequency Response
AUX 80 Hz
~
15 kHz
Distortion
Less than 0.5% at 1 kHz , 1/3 rated power
Signal to Noise Ratio
MIC 1,2,3,4: 66 dB
AUX: 70 dB
Tone
Bass: ±10 dB at 100 Hz
Treble: ±10 dB at 10 kHz
Protection
AC fuse, DC voltage, overload and short circuit, hi temperature, hi signal,
High and low voltage with time delay system.
Muting Function
MIC 1 /MIC2 overrides other input signals with 0
~
-30 dB attenuation
Power Requirements
AC 220V/50 Hz DC24V
Power Consumption
135W
Dimensions (mm)
420×400×132
Caution
To reduce the risk of electric shock, do not remove the cover.
No user service parts inside. Refer servicing to qualified service personnel.
E