Kenwood KAC-6403 Service Manual

© 2006-1 PRINTED IN JAPAN
B53-0378-00
(
N
)
540
POWER AMPLIFIER
KAC-6403
SERVICE MANUAL
Screw washer
(N09-4215-08)
Panel
(A64-3834-02)
Heat sink
(F01-3511-01)
Screw set
(N99-1587-05)
Accessory
(W01-1606-05)
A ch FILTER B ch FILTER INPUT SELECTOR
OFF LPFOFF HPF
1
0.5
0.3
0.2
2
5
3
4
MIN
V
MAX
LINE IN
INPUT SENSITIVITY
1
0.5
0.3
0.2
2
5
3
4
MIN MAX
Ach Bch
POWER IN BRIDGED
LEFT
FUSE
BATT. P.CON GND
25A
RIGHT
SPEAKER OUT
POWERAMPLIFIER
Fuse (25A)
(F52-0014-05)
Rear panel
(A84-0410-02)
Connecting cord assy
(E30-6144-05)
Screw washer
(N09-6393-08)
This product uses Lead Free solder.
EXPLODED VIEW is on page 5.

Kenwood KAC-6403 Specifications

Audio Section

max power output	500W
rated power output normal (4Ω)	40W x 4
rated power output bridged (4Ω)	120W x 2
frequency response	10Hz~50kHz
sensitivity max	0.2V
sensitivity min	5.0V
signal to noise ratio	100dB
input impedance	10kΩ
low pass filter frequency	80Hz
high pass filter frequency	80Hz

General

operating voltage	14.4V (11~16V allowable)
current consumption	25A
dimensions	330 x 60 x 230 mm
weight	2.7kg (6.0 lbs)