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INPUT/OUTPUT CONNECTIONS
Use either RCA unbalanced or XLR balanced to connect the preamplifier to amplifier.
INPUT 1 INPUT 2 INPUT 3 INPUT 4 INPUT 5 INPUT 6 INPUT 7
XLR(BALANCED)
RCA(UNBALANCED)
XLR
(BALANCED)
RCA
(UNBALANCED)
XLR(BALANCED)
RCA(UNBALANCED)
XLR(BALANCED)
RCA(UNBALANCED)
INPUT 2INPUT 1 INPUT 3 INPUT 4 INPUT 5 INPUT 6 INPUT 7
BUTTON
OUT
BUTTON
OUT
BUTTON
OUT
BUTTON
OUT
INPUT 1 INPUT 2 INPUT 3 INPUT 4 INPUT 5 INPUT 6 INPUT 7
XLR(BALANCED)
RCA(UNBALANCED)
XLR
(BALANCED)
RCA
(UNBALANCED)
XLR(BALANCED)
RCA(UNBALANCED)
XLR(BALANCED)
RCA(UNBALANCED)
INPUT 2INPUT 1 INPUT 3 INPUT 4 INPUT 5 INPUT 6 INPUT 7
BUTTON
PUSHED IN
BUTTON
PUSHED IN
BUTTON
PUSHED IN
BUTTON
PUSHED IN
OR
FRONT RIGHT
CENTERLEFTSURROUND
LEFTSURROUND BACK
SURROUND RIGHT
SURROUND BACK RIGHT
FRONT LEFT
RCA Unbalanced Connections
FRONT RIGHT
CENTERLEFTSURROUND
LEFTSURROUND BACK
SURROUND RIGHT
SURROUND BACK RIGHT
FRONT LEFT
XLR Balanced Connections
CONTROL I/O
CONTROL I/O
CONTROL IN ALLOWS AMPLIFIER
OPERATION WHEN A 5-24V SIGNAL
IS APPLIED WITH A 3.5mm MINI JACK
CONTROL IN ALLOWS AMPLIFIER
OPERATION WHEN A 5-24V SIGNAL
IS APPLIED WITH A 3.5mm MINI JACK
CTRL
OUT
12VDC
200mA
CTRL
OUT
12VDC
200mA
CTRL
IN
CTRL
IN
+12VLOWPOWER
+12VLOWPOWER
RING
RING
TIP
TIP
GROUND
GROUND
SLEEVE
SLEEVE
+12VCTRLENABLE
+12VCTRLENABLE
SPEAKER CONNECTIONS
Binding posts are provided for speaker connections. There is one pair provided for
each amplifier channel output. They are designed to accept a banana-type plug,
spade-lug connector (shown right), terminal posts, or bare wire. They are color
coded for easy identification. The positive (+) RED post should always be connect-
ed to the speakers (+) RED jack. The negative (-) BLACK post should always be
connected to the speakers
(-) BLACK jack.
Shown right is the amplifier
to speaker connections
(4 gauge (AWG) wire maxi-
mum).
Spade Connector
Banana Jack
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
FUSE
CAUTION:FORCONTINUED
PROTECTIONAGAINSTRISK
OFFIREREPLACEONLYWITH
SAMETYPEANDRATING.
CONTROL I/O
CONTROL IN ALLOWS AMPLIFIER
OPERATION WHEN A 5-24V SIGNAL
IS APPLIED WITH A 3.5mm MINI JACK
BK
&
SB
IMPLY ETTER!
CTRL
OUT
12VDC
200mA
CTRL
IN
CHANNEL 1 INPUT CHANNEL 2 INPUT CHANNEL 3 INPUT CHANNEL 4 INPUT CHANNEL 5 INPUT CHANNEL 6 INPUT CHANNEL 7 INPUT
RCA(UNBALANCED)
XLR(BALANCED)
RCA
(UNBALANCED)
XLR
(BALANCED)
+12VLOWPOWER
RING
TIP
GROUND
SLEEVE
+12VCTRLENABLE
www.bkcomp.com
SERIAL#
CHANNEL 6 OUTPUT CHANNEL 7 OUTPUTCHANNEL 5 OUTPUTCHANNEL 4 OUTPUTCHANNEL 3 OUTPUTCHANNEL 2 OUTPUTCHANNEL 1 OUTPUT
POSITIVE
NEGATIVE
POSITIVE
NEGATIVE
POSITIVE
NEGATIVE
POSITIVE
NEGATIVE
POSITIVE
NEGATIVE
POSITIVE
NEGATIVE
POSITIVE
NEGATIVE
ACLINE
HighPerformance
Audio/VideoSystems
Hand-Madein the U.S.A.
RCA(UNBALANCED)
XLR(BALANCED)
RCA(UNBALANCED)
XLR(BALANCED)
CAUTION
RISK OF ELECTRICSHOCK
DO NOT OPEN
RISK OF ELECTRICSHOCK
DO
NOT OPEN
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
F
U
S
E
(+) (-)
SURROUND BACK LEFT
SURROUND LEFT
FRONT LEFT
CENTER
FRONT RIGHT
SURROUND RIGHT
SURROUND BACK RIGHT
(+) (-) (+) (-) (+) (-) (+) (-) (+) (-) (+) (-)
6