DaytonAudio MA455 User manual
Model: MA455 User Manual
MULTIZONE ONWALL
4 CHANNEL AMPLIFIER
IMPORTANT SAFETY INSTRUCTIONS
1. Read these instructions and keep them for future reference.
2. Carefully follow instructions and warnings.
3. Do not use this device near water.
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5. Do not block any of the ventilation openings.
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7. Do not remove power cable grounding plug.
8. Prevent the power cable from being stepped on or pinched.
9. Unplug this unit during lightning storms or if not in use for an extended period of
time. This device can be plugged into a surge protector or power strip, but should
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WARNING:(QVXUHWKHUHLVDWOHDVWWZRLQFKHVRIFOHDUDQFHRQDOOVLGHVRIWKHDPSOL¿HUIRU
proper ventilation.
Thank you for purchasing the Dayton Audio®0$0XOWL=RQH2Q:DOO&KDQQHO$PSOL¿HU
Important Safety Instructions
To reduce the risk of electric shock, do not remove cover. No user serviceable
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connected to an earth grounded AC electrical socket. The unit should be
operated in a well ventilated area. Minimum clearance is 2 inches.
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1 x Set of screws and accessories
1 x IR remote controller
1 x User manual
PACKAGE CONTENTS
2
3
FEATURES AND CONNECTIONS
1. Speaker outputs connectors
2. IN/OUT connectors
3. IEC power input
4. Main power switch
4
ZONE 1
ZONE 2
ZONE 3
ZONE 4
Mic
Receiver
Any Computer, tablet or smartphone
Supply : 110 or 120V AC,50/ 60Hz
APPLICATION
5
INSTALLATION
This device should be exclusively installed by a professional. All connections and hard-
ware adjustments are inside the device, not accessible by the end user. For installation,
please follow the instructions below:
1. 5HPRYHIURQWSDQHOFRYHUVFUHZVRQWRSDQGVFUHZVDWWKHERWWRP
2. Mount device on wall using accessories supplied in the package
3. Connect mains. &$87,210XVWEHGRQHE\TXDOL¿HGSHUVRQQHO7XUQ2))
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4. Connect speakers
3
POWER SWITCH
Bottom view
Speaker Connection 4
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ZONE 1
ZONE 2
ZONE 3
ZONE 4
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12
4 x
AC Mains
IEC power input with T4A fuse.
NOTE: Select the correct supply voltage before
plugging in, selecting the wrong voltage can
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6
I/O Connections
The MA455 is designed to accept MIC level and LINE level on each channel.
1. RCA LINE level input
2. 1/4" Jack for LINE level input.
3. LINE/MIC level switch. Select the input used for this channel.
4.
LINE OUT. LINE level RCA connector output. Independant for each channel, this output
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Channel Section
5.
Channel Volume Rotary
Knob - Independent volume
control for each channel
6.
ZONE Selection -
Select
the zone the channel is
assigned to.You can select
one or many zones.
7.
Bass & Treble Controls -
Independent bass and
treble control for each
channel. NOTE: This
adjustment is accessibe
only by the installer, not
the end user.
Zone Section
8.
Zone Volume -
Independent zone output
level adjustment.
9. Output Level Indicator -
If led is fully lit, the
output level is too high.
Reduce output volume
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that the output level is
too high. Reduce output
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Output Bass-Cut Section
10. Bass-cut Switch - Cut bass lower than 80 Hz on the output
signal. This is required when small size speakers are used with
restricted bandpass.
NOTE: This adjustment is accessible only by the installer,
not the end user.
7
11. SD MMC port compatible SDHC
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13. Large backlite LCD display
14. ZONE buttons : Select the ZONE, the internal media source will playback the music.
You can select one or several zones.
15. Function buttons:
16. POWER: Powers the unit ON/OFF
17. STOP: Stops media playback
18. MUTE: Mutes media playback
19.
REPEAT: Switch between Repeat one/all and Function folder
20. EQ: Switch between 7 EQ presets: Normal/Rock/Pop/
Classic/Jazz/Country/Bass
21. PLAY/PAUSE:
22. TRACK SELECT: Select track number to playback
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25. MODE: Switch between USB/SD and Bluetooth mode
Internal Media Module
Remote Control
Use this MODE button to select switch USB/SD or Bluetooth MODE. Long
press on this button to turn ON/OFF
the internal media source
. If Bluetooth
mode is selected, the Bluetooth logo will be displayed on LCD. The Media
Player is waiting for pairing.
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device. Long Press on this button to access to the Folder function. Then use
the buttons or to move UP and Down in the folder, press Folder button
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Repeat button. Select your repeat MODE from «REPEAT ONE », «INTRO»,
«REPEAT ALL » and «RANDOM» function.
SKIP Backward and
internal media source
Volume Down. Use this button to
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by keeping the button pressed.
SKIP Forward and
internal media source
Volume Up. Use this button to
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by keeping the button pressed.
Dayton Audio®Last Revised: 3/12/2020
daytonaudio.com
tel + 937.743.8248
info@daytonaudio.com
705 Pleasant Valley Dr.
Springboro, OH 45066
USA
5-Year Limited Warranty
See daytonaudio.com for details
For technical support
please contact:
support@daytonaudio.com
SPECIFICATIONS
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