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CENTER SPEAKER

KSC-310CCS KSC-510CTR
SERVICE MANUAL
KSC-310CCS

© 2005-1 CREATED IN JAPAN

B53-0243-00 (C) 0

Plastic cabinet assy (A02-2631-08)

Metallic cabinet (KSC-510CTR) (A01-2859-13)

SE IN NS PU IT T IV IT Y

Mounting hardware assy (J22-1018-08)

Cord with pinplug (KSC-510CTR) (E30-7089-05)

Screw set (KSC-510CTR) (N99-2191-08)

Screw set (KSC-310CCS) (N99-2196-08)

SPECIFICATIONS
SPEAKER UNIT TYPE......................................................ENCLOSED TYPE MAXIMUM INPUT POWER (KSC-510CTR)............... 20 W PEAK INPUT POWER (KSC-310CCS)........................60 W RATED INPUT (KSC-510CTR)....................................10 W (KSC-310CCS)....................................15 W IMPEDANCE..................................................................4 FREQUENCY RESPONSE..........................300Hz - 25kHz MATERIAL....................................................ABS PLASTIC SPEAKERS USED............................FULL RANGE 50 mm EXTERNAL SIZE.....................95(W) X 39(H) X 130(D)mm WEIGHT.......................................................................290g AMP UNIT (KSC-510CTR only) MAXIMUM OUTPUT POWER.....................................20 W RATED OUTPUT POWER (4 , 10%THD)................10 W POWER......DC14.4 V (OPERATIONAL RANGE 10.5-16V) MAXIMUM CURRENT CONSUMPTION...........................................................2.5 A FUSE CAPACITY............................................................3 A EXTERNAL SIZE......................104(W) X 30(H) X 70(D)mm WEIGHT.......................................................................300 g

A

B

C

D

E

KSC-310CCS/510CTR (KSC-510CTR only)
1

PC BOARD (FOIL SIDE VIEW)
AMP UNIT

X09-5870-00 (J76-0086-12)
R116 C114 17 C117 R115 R113 W5 R121 W4 1 R120 C115

IC1

W103

C111

C121 C112 R122

C122

AMP UNIT Ref. No. IC1 IC3 Address 1D 2D 2C 3B
5 1

R123 R111 R124 W101 C119 C105 C124 R102 R101 VR1 10K

D801
W8

C120

D804

W6 C118 R805

C110 W3 W1

R112 W2 8

Q4 Q5 Q6 Q7 Q8

C801

2

R802

Q2

CN1
C806

3B
R803 R813 W105

D802
R801 R810 R806 C104 R109 C810 R811 C808 W7 C805 BE

3B
D803

R814 C804

C123

W9

Q2

3C

L801

Q5

W102

VR1

C101

3C

R106 C107 R126 R125

W104

Q6

BE BE R809

R817

R816

R807

Q4

R815

BE R808

BE

BE

SCHEMATIC DIAGRAM
4

AUDIO UNIT (X09-5870-00)
J1
R105 5.6K C102 1000P R101 30K C101 0.1 R126 R125 1K C107 22P 5.6K 3 2 4

Q8

Q7

3

IC3 (1/2)
1

R104 10K C108 100P R103 10K

IC3 (2/2)
5 6 8 7 C123 1u50 +

C124 3300P

R102 1.8K

C105 100u25 +

C103 100P R109 430 R107 10K

R106 10K

C104 1u50 + 11 OUT1 C112 220u25 12 BS1 + C114 1000u16 13 PWGND1 + 14 PWGND2 C120 220u25 15 BS2 + 16 OUT2 17 VCC2 PREGND

IC1
TJDET R113 2.7K STBY NF2 IN+

INC111 220u10 7 NF1 + 8 C110 EMDET 47u25 9 RIP + 10 VCC1

1

2

3

5

4

6

C119 220u10 +

R116

5
C117 100P R115 27K

R112 2.4K

27K

C102

R105

C103 R107 C108 R103 R104 5

IC3
1 4

J1

CN1
C121 R121 1000P 0.1 1 1 SP+ 2 SP3 BATT 4 GND 5 REM R124 2.4K C122 R122 0.1 1 C118

C115 0.01

R120 47K

R123 68

R111 68

D801

Q8
22K 22K

Q7
10K 10K

Q2
R803 1K R806 33K

R817 47K

R816 47K

6

L801 100uH

Q4
R808 1.5K R807

R815 100K

D804

R801 47K R802 56K C801 100u10 + C804 47u25 + C805 1

R814 100

R805

560

Q5
R809 68K

3.3K

Q6
C810 0.01 R811 15K C808

D802

D803 1.8K
1000P

R813

C806 47u25 + R810

82

7

IC1 IC3 Q2,5,6 Q4 Q7 Q8

: TA8225LQ : BA4560F : : : : 2SC4081 2SA1576A DTA114EUA DTA124EUA

D801 D802 D803 D804

: : : :

RM10ZLFNF UDZS10B UDZS6.8B 1SR154-400

SIGNAL LINE GND LINE B LINE

KSC-310CCS/510CTR
EXPLODED VIEW
A B

1 5 (KSC-510CTR)

1

4 6 (KSC-310CCS)

3 (KSC-510CTR)

SP1
Cx2

A A

11
D D 721

Cx2

2
G 716 Fx2 Ex2 714 X09-587

KSC-310CCS

F1 DC1
C 712 KSC-510CTR only

3

A B C D E F G

3x8 4x12 3x6 3x8 3x8 M3x10 3x10

: N50-3008-44 : N50-4012-43 : N89-3006-43 : N89-3008-48 : N09-6135-05 : N09-6292-05 : N80-3010-43
Bx2

2

Bx2

Parts with the exploded numbers larger then 700 are not supplied.

KSC-310CCS/510CTR
New Parts
Parts without Parts No. are not supplied. A N Ref.No. d e Parts No. d w Description

PARTS LIST
Dest inati on Ref.No.
C806 C808 C810 W5 W3 CN1 J1 L801 E F G R101 R102 R103,104 R105 R106,107 R109 R111 R112 R113 R115,116 R120 R121,122 R123 R124 R125 R126 R801 R802 R803 R805 R806 R807 R808 R809 R810 R811 R813 R814 R815 R816,817 VR1 W101-105 D801 D802 D803 D804 IC1 IC3 Q2 Q4 Q5 ,6 Q7 Q8 2A 2A 2A

A N d e d w

Parts No.
CD04BJ1E470M CK73GB1H102K CK73GB1H103K E41-2283-05 E63-0912-05 L33-0938-15 N09-6135-05 N09-6292-05 N80-3010-43 RK73GB2A303J RK73EB2E182J RK73GH2A103D RK73EB2E562J RK73GH2A103D RK73GB2A431J RK73GB2A680J RK73GB2A242J RK73GB2A272J RK73GB2A273J RK73GB2A473J RK73EB2E1R0J RK73GB2A680J RK73GB2A242J RK73GB2A102J RK73GB2A562J RK73GB2A473J RK73GB2A563J RK73GB2A102J RK73GB2A561J RK73GB2A333J RK73GB2A332J RK73GB2A152J RK73GB2A683J RK73GB2A820J RK73GB2A153J RK73EB2E182J RK73GB2A101J RK73GB2A104J RK73GB2A473J R31-0245-05 R92-1252-05 RM10ZLFNF UDZS10B UDZS6.8B 1SR154-400 TA8225LQ BA4560F 2SC4081 2SA1576A 2SC4081 DTA114EUA DTA124EUA

Description
ELECTRO 47UF 25WV CHIP C 1000PF K CHIP C 0.010UF K PIN ASSY PIN JACK (1P) LINE FILTER TAPTITE SCREW (3X8 B) SEMS (MACHINE SCREW) PAN HEAD TAPTITE SCREW CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R 30K 1.8K 10K 5.6K 10K 430 68 2.4K 2.7K 27K 47K 1 68 2.4K 1.0K 5.6K 47K 56K 1.0K 560 33K 3.3K 1.5K 68K 82 15K 1.8K 100 100K 47K J J D J D J J J J J J J J J J J J J J J J J J J J J J J J J 1/10W 1/4W 1/10W 1/4W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/4W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/10W 1/4W 1/10W 1/10W 1/10W

Dest inati on
W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5

KSC-310CCS, KSC-510CTR
1 2 2 3 4 5 6 A B SP1 1A 1A 1A 2B 3B 1B 1A 1B 3B 3B



A02-2631-08 A02-2632-08 A02-2633-08 B46-0100-50

PLASTIC CABINET ASSY UPPER PLASTIC CABINET ASSY LOWER PLASTIC CABINET ASSY LOWER WARRANTY CARD INSTRUCTION MANUAL INSTRUCTION MANUAL

B61-1234-00
B61-1235-00

W5 W3

E30-7089-05 H25-2619-08 H51-2110-08 H51-2111-08
J22-1018-08 H10-8475-08

CORD WITH PINPLUG (RCA_CORD) W5 POLYSTYRENE FOAMED FIXTURE PROTECTION BAG SP ITEM CARTON CASE W5 ITEM CARTON CASE W3 MOUNTING HARDWARE ASSY SCREW SET SCREW SET BINDING HEAD TAPPING SCREW BINDING HEAD TAPPING SCREW FULLRANGE W5 W3

N99-2191-08
N99-2196-08 N50-3008-44 N50-4012-43 T07-0556-05

AMPLIFIER UNIT (KSC-510CTR only)
11 DC1 F1 C D 1A 2A 2A 3A 3A A01-2859-13 E30-6407-05 F06-3026-05 H25-0337-04 N89-3006-43 N89-3008-48 METALLIC CABINET CORD WITH CONNECTOR FUSE 3A W5 W5 W5

PROTECTION BAG (180X300X0.03) W5 BINDING HEAD TAPTITE SCREW BINDING HEAD TAPTITE SCREW W5 W5

AUDIO UNIT (X09-5870-00) (KSC-510 only)
C101 C102 C103 C104 C105 C107 C108 C110 C111 C112 C114 C115 C117 C118 C119 C120 C121,122 C123 C124 C801 C804 C805 CQ92FM1H104J CK73GB1H102K CC73GCH1H101J CD04BJ1H010M CD04BJ1E101M CC73GCH1H220J CC73GCH1H101J CD04BJ1E470M CD04BJ1A221M CD04BJ1E221M CD04AY1C102M CK73GB1H103K CC73GCH1H101J CK45FB1H102K CD04BJ1A221M CD04BJ1E221M CQ92FM1H104J CD04BJ1H010M CK73GB1H332K CD04BJ1A101M CD04BJ1E470M CK73FB1C105K MYLAR CHIP C CHIP C ELECTRO ELECTRO CHIP C CHIP C ELECTRO ELECTRO ELECTRO ELECTRO CHIP C CHIP C CERAMIC ELECTRO ELECTRO MYLAR ELECTRO CHIP C ELECTRO ELECTRO CHIP C 0.10UF 1000PF 100PF 1.0UF 100UF 22PF 100PF 47UF 220UF 220UF 1000UF 0.010UF 100PF 1000PF 220UF 220UF 0.10UF 1.0UF 3300PF 100UF 47UF 1.0UF J K J 50WV 25WV J J 25WV 10WV 25WV 16WV K J K 10WV 25WV J 50WV K 10WV 25WV K W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5 W5

VARIABLE RESISTOR CHIP R 0 OHM DIODE ZENER DIODE ZENER DIODE DIODE ANALOGUE IC ANALOGUE IC TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR

J 1/16W

W3: KSC-310CCS

W5: KSC-510CTR indicates safety critical components.