Toa A-3000D-AS Series User Manual

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6. Volume Control for MIC
Adust the microphone leel.
7. Volume Control for MIC 4/AUX 1
Adust leel for M 4AU 1 hicheer actiated
see number 26. ot aailable for A-3248DM-AS.
8. Volume Control for AUX
Adust the AU leel.
9. Master Volume Control
Adust oerall signal leel.
10. Bass Control
otate each nob clocise to increase bass
freuency response and counter clocise to
reduce it. enter position gie flat characteristic.
11. Treble Control
otate each nob clocise to increase treble
freuency response and counter clocise to
reduce it. enter position gie flat characteristic.
12. MP3 Panel
uilt-in M3 feature. ot aailable for model
A-3224D-AS  A-3248D-AS.
or detail of M3 panel please see page 6.
13. MP3 Volume Control
Adust the M3 leel. ot aailable for model
A-3224D-AS  A-3248D-AS.
14. All Call Knob
ush the nob to actiated all one terminals. Aail-
able only for A-3212DMZ-AS A-3224DMZ-AS and
A-3248DMZ-AS.
15. Zone Selector Knob
ush the nob to actiated each correspondent
one terminal. Aailable only for A-3212DMZ-AS
A-3224DMZ-AS and A-3248DMZ-AS.
16. 5 Bands Equalizer
otate each nob clocise to increase corre -
spondent freuency response and counter cloc-
ise to reduce it. enter position gie flat charac -
teristic. Aailable for A-3248DM-AS model.
17. Output Terminal
erminal for connecting speaer. Use only ith high
impedance speaer.
18. Terminal Cover
o aoid electric shoc by high oltage from output
terminal put bac terminal coer after connecting
speaer cords.
19. Impedance Selector
Selecting to 100  for using high impedance type of
loudspeaer connection or 4 : for lo impedance
application.
actory preset : 100 
20. Zone Selector Terminal
erminal for one selector (high impedance). A aila-
ble only for A-3212DMZ-AS A-3224DMZ-AS and
A-3248DMZ-AS.
21. MIC 1 Input Terminal
–60 d (1 m) 600 :  electronically balanced.
or phantom microphone type see number 28.
hone plug uses double pole type but also can
use single pole type.
22. MIC 1 Input Terminal for Chime Microphone
Use this terminal for connection of hime
microphone (using 45 lug)
23. MIC 2 - 5 Input Terminals
ecause microphone input is balanced type
phone plug uses double pole type but also can
use een single pole type.
24. AUX 1 & AUX 2 Input Terminal
– 20 d 10 :  unbalanced. Monaural A pin ac.
Accept eternal euipment output signal.
25. Recording Output
0 d (1 ) 600 :  unbalanced. Output all input
signal before the master olume control. onnect
to a cassete dec etc hen recording the
broadcast content.
26. Input Selector
Selecting to M 4 for using balanced –60 d 600 :
input or selecting to AU 1 for unbalanced – 20 d
10 : input. ot aailable for A-3248DM-AS model.
actory preset : AU 1
27. Muting Level Control
Adust attenuating leel from 0 to – 30 d.
actory preset : – 30 d (maimum muting leel).
28. Phantom Switch
Selecting to O position supplies poer for
condenser microphone from M 1. e sure to
select O hen using the microphone that can not
operated on phantom poer. he phantom poer
is 21  D.
actory preset : O
29. Function Switch
Selecting to left for using balanced connection
–60 d 600 : input (phone ac)
or selecting to right for using chime microphone
input (45).
actory preset : left (phone ac).
30. Ground Terminal
onnect to ground (earth) to aoid electric shoc.
31. AC Power Cord
onnect to an A poer source.
Mic 5 aailable for A-3248DM-AS model only.
–60 d (1 m) 600 :  electronically balanced.

Toa A-3000D-AS Series Specifications

General

Brand	Toa
Model	A-3000D-AS Series
Category	Amplifier
Language	English