Controls & Connections - Harman Kardon HKSUB 12 Service Manual

HKSUB12
AMPLIFIER PANEL CONTROLS AND CONNECTIONS
R
™
¡
IMPORTANT: CONNECT STRIPED WIRE TO RED (
HKSUB 12
Made in China
RISK OF ELECTRIC SHOCK RISK OF ELECTRIC SHOCK RISK OF ELECTRIC SHOCK
¡ Speaker-Level Inputs: If your receiver
or amplifier does not have a line-level
subwoofer output, connect these binding
post terminals to the main left and right
speaker terminals of your receiver or
amplifier. Remember to maintain polarity
by connecting the (+) terminal on the
receiver/amplifier to the (+) terminal on the
HKSUB 12 subwoofer, and the (–) terminal on
the receiver/ amplifier to the (–) terminal on the
HKSUB 12 subwoofer.
™ Speaker-Level Outputs: If you are
using the Speaker-Level Inputs ¡ on
the HKSUB 12, connect these binding post
terminals to your front left and right speakers,
2
AMPLIFIER PANEL CONTROLS AND CONNECTIONS
£ ¢ ∞ §
LINE
L
LEVEL
GREEN: ON
IN
RED: STAND-BY
AUTO
SUB
L
R
NORMAL REVERSE
PHASE
) SPEAKE R TERMINAL.
CAUTION CAUTION
DO NOT OPEN DO NOT OPEN DO NOT OPEN
remembering to maintain polarity by con-
necting the (+) terminal on the HKSUB 12
subwoofer to the (+) terminal on the speak-
er, and the (–) terminal on the HKSUB 12
subwoofer to the (–) terminal on the speak-
er. If you are not using the Speaker-Level
Inputs ¡, connect your front left and
right speakers directly to your receiver
or amplifier. See pages 9 through 12 for
further information on speaker connections.
£ Line-Level Full-Range Inputs: Connect
the full-range, unfiltered line-level subwoofer
output or preamp output(s) of your receiver or
amplifier to these inputs. If your receiver does
not have a separate subwoofer output, use a
¶ •
FILTER
ON OFF ON
ª
100Hz
‚
50Hz 150Hz MIN MAX
CROSSOVER
SUBWOOFER
FREQUENCY LEVEL
POWER
⁄
AC 120V~60Hz
250 Watts
¤
3
harman/kardon
¡ Speaker-Level Inputs
™ Speaker-Level Outputs
£ Line-Level Full-Range Inputs
¢ Line-Level Subwoofer (SUB) Input
∞ Phase Switch
§ Music-Sense On/Off Switch
¶ LED Indicator
• High-Cut (Low-Pass) Filter Switch
ª Crossover Frequency Control
‚ Subwoofer Level Control
⁄ Master Power Switch
¤ AC Power Cord
Y-adapter (not supplied) to bridge the receiver's
preamp output to the main amp input for that
channel, and connect the long end of the
adapter to the corresponding line-level input
on the HKSUB 12. If your receiver has only a
single subwoofer output, you may connect it
to either the left or right line-level input on the
HKSUB 12, and no Y-adapter is needed.
¢ Line-Level Subwoofer (SUB) Input:
Connect the filtered subwoofer output of a
receiver to this input. This input bypasses
the HKSUB 12's internal crossover circuitry,