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

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3. FreeSpace ZA 190-HZ/250-LZ Zone Amplifier
®

3.1 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)

3.2 Front-panel controls and indicators

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Note: Front-panel controls and indicators are identical on the FreeSpace
Off/On switch
.
Turns amplifier on or off.
POwEr indicator
3
Illuminates blue when amplifier is on.

3.3 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.
English
Feet with pins (4)
3-pin Euroblock (HZ only)
Spade lugs (8) (LZ only)
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Setup and Operation
ZA 190-HZ amplifier.
®
Installation and Operating Guide Page 27