APART CM4 User manual

CM4 built-in loudspeaker
Safety precaution
• Keep this manual for future reference.
• When cutting the mounting hole for the speaker, make sure there is sufficient clearance behind the
panel (no obstructions like A/C channels, power lines etc).
• Take care of your speaker wires, they should be free of damage. Damaged speaker wires might result in
poor sound quality and can damage amplifiers.
• Only use accessories specified by the manufacturer
• Make sure the mounting panel can support the speakers weight.
• Use sufficient amount of speakers to avoid dead spots.
• No mains power shall be connected to the loudspeakers, doing so will damage the speaker.
• This apparatus should only be serviced by qualified personnel. If not warranty might be void.
• Use cable of the right gauge, certainly for long runs.
• Use cables with clear color indication and maintain polarity throughout the whole system.
• Avoid loud feedback from microphones, this can damage your speaker.
• Please check the units condition after unpacking. If the outside of the carton box has been damaged,
inform your shipper immediately.
Warranty info
Warranty claims and claims for hidden defects can
be considered only if the defects appear within the
warranty period of 24 months and are notified within
8 days following their appearance per registered letter.
The warranty is not valid in case of an incident, wear,
for moving parts, power surges, inadequate packing
or shipping, improper use or storage and the disregard
of recommendations of Audioprof. The warranty only
concerns the spare parts and not the involved labor,
transportation or any other costs. The product must
be returned in the original packaging with the proof
of purchase by an Audioprof authorized reseller.
CM4
The CM4 is a stylish small built-in low impedance loudspeaker. Thanks to its halogen-spot size, it
can be integrated into any interior style. It is ideal for speech and backgroundmusic in quiet areas,
toilets, cloakrooms, ... The speaker has a full metal frame, a metal back can and a coated dual paper
cone for the lowest distortion and increased resistance against moisture. The CM4 is easy to install
thanks to its simple, quick mounting system (2 spring clamps).
The general terms and conditions can be found here:
http://www.apart-audio.com/conditions/General_Terms_and_Conditions_Audioprof.pdf
WWW.APART-AUDIO.COM

The loudspeaker is easy to install, due to its
simple mounting system.
(1) Cut out the mounting hole diameter =
108 mm. When making the hole in your
mounting panel, double check if there
are no cables or any other obstructions
behind the mounting panel. Cutting the
mounting panel without this check might
result in damaged infrastructure or power
lines. Please make sure that the mounting
structure is capable of safely supporting the
speaker’s weight.
(2) Connect the speaker wires.
(3) Insert the speaker in the pre-cut speaker
opening: (a) pull the 2 spring clamps
backwards and (b) carefully slide the
speaker in place until it sits firmly.
Mounting the loudspeaker
WWW.APART-AUDIO.COM
1
3
2
a
a
b
Technical specifications
outside diameter 135 mm
depth 107 mm
cutout 108 mm
loudspeaker system dual cone
woofer size 4 inch
woofer cone material paper
mounting system 2 springs
impedance 16 ohms
low impedance dynamic power 30 watts
SPL 1W/1m 88 dB
max SPL 1m 103 dB
frequency response 100 - 20 kHz
main construction material steel
grille main material aluminium
IP rating 60
applicable low impedance yes
applicable in 100V / 70V no
dispersion angle 1000 Hz 180°