11
NILES AUDIO CORPORATION
– 1-800-BUY-HIFI – 1-760-710-0992
2 ChAnnEL, BRIdgABLE PowER AMPLIFIERS
FRONT ANd REAR pANEL dETAILS
S I - 2 5 0
S y s t e m s I n t e g r a t i o n A m p l i f i e r ®
Front panel “Master Power” switch turns off the
entire amplifier, including the Turn-On circuitry.
100-120V / 220-240V~
50 / 60Hz 600W
S I - 2 5 0
S y s t e m s
I n t e g r a t i o n
A m p l i f i e r
®
TURN ON MODE
AUDIO SENSE
CONSTANT
3-30V
AC/DC
TRIGGER
INPUT
12V
CONTROL
OUT
L
R
L
R
BUS
OUTPUT
FOR
BRIDGED
MODE
L
R
LEVELS
MAIN BUS
INPUT
STEREO
BRIDGED
CLASS 2 WIRING
LEFT
RIGHT
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received,
including interference that may cause undesired
operation.
This Class B digital apparatus complies with Canadian
ICES-003.
Cet appareil numérique de la classe B est conforme à la
norme NMB-003 du Canada.
Niles Audio, Carlsbad, California, USA
Designed and Engineered in the U.S.A. Made in China
T5AL, 250V
Serial No.
CAUTION: replace only with same type and rating of fuse.
ATTENTION: remplacer uniquement avec le même type
et calibre du fusible.
Minimum impedance:
2.66 Ω (stereo mode)
4 Ω (bridged mode)
Main Inputs enable you to
route a stereo line level source
to the amplifier.
3.5 mm mini-jack for
voltage input
3.5 mm mini-jack for
12V DC control output
“Turn-On Mode”
switch
Bridge mode switch
Level Adjustment screws enable you to
preset the maximum system volume (or
match levels with another amplifier)
Cascade Outputs of the
main input enable you
to daisy chain multiple
amplifiers
9901253-Rev-A-SI-2150Manual.indd 11
6/8/12 9:43 AM
