Power Supply Upgrade; Getting Connected; Hdx Rear Panel; Hdx Connections - NAIM HDX Reference Manual

Installation - Getting Connected
3 Get ting Connected
The HDX carries a variety of connection sockets on its rear panel. These are illustrated and
described in the following diagrams and paragraphs. The numeric legends on the rear
panel diagram refer to the numbered paragraphs in Section 3.2.
3. 1 HDX Rear P an el
power
3.2.2
switch
keyboard
mains input
3.2.1
and fuse
3. 2 HDX Conn e c tio ns
3.2.1 Keyboard Socket
Optionally connect a PS2 format keyboard here to control
the HDX in combination with an external display.
3.2.2 Mouse Socket
Optionally connect a PS2 format mouse here to control the
HDX in combination with an external display.
3.2.3 VGA Interface
Optionally connect a VGA format screen here to display
the HDX External Display Interface.
3.2.4 Serial Interface
For use if the HDX is to be integrated into an RS232
controlled environment.
3.2.5 USB Interface Sockets
USB control or audio source devices may be connected
here. USB source devices can be made available across a
network.
3.2.6 Network Socket
Connect to your network router here. The HDX requires a
working internet connection.
3.2.7 S-video and Composite Video Sockets
Connect an S-video or composite video screen (television)
here for display of the HDX External Display Interface.
3.2.8 IR Input Socket
Optionally connect an RC5 control signal here for local
control of the HDX from an IR control repeater.
3.2.4
mouse serial
socket interface
USB
socket
interface
VGA
sockets
3.2.3
display
3.2.5
interface
3.2.8
network remote input
upgrade socket
socket socket
3.2.6
S-video and coax and
composite video optical digital
sockets audio outputs
3.2.7
3.2.9 Coax and Optical Digital Audio Outputs
S/PDIF digital audio for connection to an audio system
digital input. These TosLink and BNC outputs duplicate the
analogue outputs.

3.2.10 Power Supply Upgrade

Enables the connection of an upgrade XPS or 555PS power
supply. The link plug fitted must be removed. See Diagram 3.3.
THE SXPS BURNDY CABLE ONLY MUST BE USED TO CONNECT
THE XPS OR 555PS POWER SUPPLIES.
Note: Both the HDX and upgrade power supply must be
switched off when the link plug is removed and cable
connections are made.
3.2.11 Output Selector
output 1
Selects
3.2.12 DIN Analogue Output (output 1)
Analogue output from the HDX for connection to a local
audio system. Use this option if connecting to a Naim
system.
3.2.13 Phono Analogue Output (output 2)
Analogue output from the HDX for connection to a local
audio system. Use the DIN option in preference to the
Phono option if connecting to a Naim system.
3.2.14 Signal Ground
Optionally disconnects and "floats" the analogue signal
ground from the chassis earth. Select
HDX is installed in a hi-fi system incorporating another
mains earthed source component or mains "hum" is
audible from the loudspeakers.
6
phono analogue
3.2.10
audio output
power supply
(output 2)
3.2.13
(link plug fitted)
output selection
3.2.11
3.2.9
output 2 (phono) or both.
(DIN),
chassis
3.2.12
DIN
analogue
audio
output
(output 1)
signal ground
3.2.14
unless the