Classe Audio CA-2300 Stereo Amplifier User Manual


 
16
6 DC Trigger Input and Output
Many audio/video preampliers can supply a DC control voltage to
associated equipment in order to induce desired behavior. Your Classé
amplier can take advantage of these capabilities in order to be switched
between operate and standby automatically, perhaps in concert with the
A/V preamp itself.
Two
1
/8
th
-inch mini mono-jacks provide this remote-controlled turn-on
(that is, toggling between operate and standby) of the amplier. ese jacks
provide a simple pass-through of the control voltage from one to the other,
allowing you to “daisy-chain” a series of ampliers quite easily.
e remote trigger will be operated by the presence of 5–12 Volts DC,
with tip polarity as shown below:
7 RS 232 Control Port
is DB-9 connector has two purposes:
• downloadingnewoperatingsoftwareintoyouramplier(should
new features ever be added, for example)
• forexternalcontrolofyouramplierbysystemssuchas
AMX
®
, Crestron
and Control 4
For more information, please contact your dealer and ask about home
automation systems.
8 USB Control Port
e USB connector provides the same functionality as the DB-9 connector
described above. It is compatible with the USB ports on PCs and may
obviate the need for a USB to RS-232 adaptor.
9 AC Mains Input
AnIECstandardpowercord(supplied)isusedwiththeCA-2300/CT-
2300. Plug the cord into the IEC receptacle on the rear panel, and the
other end into a suitable wall outlet.
10 AC Mains Fuse
Your Classé power amplier has an AC mains fuse, accessible on the
rear panel. If you suspect that your AC fuse has blown, disconnect your
amplier from the AC mains, as well as from its input connections and
speaker connections, and refer to the appropriate item of the section
enitled Troubleshooting.