Philips CCS 800 User Manual page 9

4 Speaker volume control of all connec-
ted delegate and chairman units.
5 Volume control of the speaker or
headphone of the CPSU.
6 Headphone connection with 3.5 mm
stereo jackplug socket.
7 Trunk output 1 and 2. For loop-
through connection of the delegate
and chairman units. To each output
a maximum of 25 units can be
connected. The maximum length of
cable between the outputs of the
CPSU and the last unit in the system
is 100 m (328 ft).
8 Microphone input with gain adjust-
ment for external microphone. The
external microphone will be muted
when the priority button on the
chairman unit is pressed.
9 Recorder input with gain control and
recorder output connection.
a Line input and output for
connecting a PA-system or other audio
equipment.
b Telephone coupler input and output
for connecting a remote participant.
Note: The telephone input signal
to the CPSU is not added to the
telephone output signal from the
CPSU to prevent line echo due to
feedback.
c Insertion connection. To connect an
external audio equalizer for speech
quality improvement under difficult
acoustic conditions (1=without
equalizer, 0=insertion connection is
internally open, providing means to
connect an external equalizer in the
path from microphone signals to
delegate/chairman loudspeakers).
Note: Position "1" required for
internal loop-through of the micro-
phone signals to the delegate/
chairman unit loudspeakers.
d Mains input connection. Use the
included mains cord to connect the
CPSU to the mains socket. In some
countries it may be necessary to
replace the supplied mains cable by a
local one. Brown = live,
blue = neutral and green/yellow =
earth.
(Replacement and colour indication
not applicable to mains cords for
North America).
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