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Page 28 Installation and Operation English
Setup and Operation pro.Bose.com
FreeSpace
®
ZA 190-HZ/250-LZ zone amplifier
Contents
AC
power cord
RCA cable
Feet with pins (4)
Spade lugs (8) (LZ only)
3-pin Euroblock (HZ only)
(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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w
Note: Front-panel controls and indicators are identical on the FreeSpace
®
ZA 190-HZ amplifier�
. OFF/ON switch
Turns amplifier on or off�
3 POWER indicator
Illuminates blue when amplifier is on�
Rear-panel controls
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w
. 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�
3 Output TRIM control
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�
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