User's Manual

Kramer Electronics Ltd.
PA-120Z, PA-240Z – Defining the PA-240Z 240W Power Amplifier
5
Figure 3: PA-240Z and PA-120Z Rear Panel
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Feature
Function
AUDIO IN
Connectors (1
and 2)
Unbalanced Stereo
Audio 3.5mm Mini
Jack
Connect to an unbalanced stereo audio source.
Balanced Stereo
Audio Terminal Block
Connector
Connect to a line-level, balanced, stereo audio source.
LINE OUT Balanced Stereo Audio
Terminal Block Connector
Connect to a balanced, stereo audio acceptor (for
example, amplified speakers).
VOLUME Control Trimmer
Master volume for speaker output – rotate to set the
maximum amplifier volume.
The volume level set here defines the maximum level of
the speaker output volume on the embedded web
pages (see Setting the Speaker Output Parameters on
page 15).
FACTORY DEFAULT Button
Press during power-up of the device to return to the
factory default settings, including all the configurations
and network settings.
ETHERNET RJ-45 Connector
Connect to an ETHERNET LAN.
RS-232 (G, Tx, Rx) Port
Connect to the RS-232 connector on the A/V equipment
or a PC or other Serial Controller.
Hi-Z/Lo-Z and 100V/70V
DIP-Switches
Set to Hi-Z for high impedance and Lo-Z for low
impedance.
In Hi-Z, set to 70V or 100V.
Lo-Z/Hi-Z Out Terminal Block
Connectors
For Lo-Z: connect stereo output to Lo-Z speakers:
L+ and L- to the left speaker; R+R- to the right speaker.
For Hi-Z (70V or 100V): connect Hi-Z and COM to
mono Hi-Z speakers.
The speaker can output either the Left side of the audio
input or reduce the stereo input to a mono signal (see
Selecting Hi-Z Mono Settings on page 18).
Power Connector with Fuse
AC connector, enabling power supply to the unit.
POWER Switch
Switch for turning the unit on or off.