Freespace Za 190-Hz/250-Lz Zone Amplifier; Contents; Front-Panel Controls And Indicators; Rear-Panel Controls - Bose Professional FreeSpace IZA 190-HZ Installation And Operating Manual

Setup and Operation

FreeSpace ZA 190-HZ/250-LZ zone amplifier

Contents

AC power cord
RCA cable
(1) Power cord
(1) RCA stereo cable
(4) Feet with pins
(8) Spade lugs (LZ only)
(1) 3-pin Euroblock (HZ only)

Front-panel controls and indicators

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Note: Front-panel controls and indicators are identical on the FreeSpace ZA 190-HZ amplifier�
OFF/ON switch
.
Turns amplifier on or off�
POWER indicator
3
Illuminates blue when amplifier is on�

Rear-panel controls

OUTPUT MODE switch (ZA 250-LZ only)
.
Allows stereo input sources to be output in mono or stereo�
Note: The ZA 190-HZ is designed to sum both inputs channels to mono�
Output TRIM control
3
Allows for attenuating individual loudspeaker outputs relative to the Master Level of the connected IZA
190-HZ/250-LZ amplifier� The adjustment range is –20 dB to 0 dB� This feature is helpful when one output
is powering loudspeakers that need to be set at a lower volume level than loudspeakers on other outputs –
including the outputs of an integrated zone amplifier�
28 Installation and Operation
Feet with pins (4)
3-pin Euroblock (HZ only)
Spade lugs (8) (LZ only)
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