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Service Guide

                                                                                   

SW-HF5.1 1200

 

Version 1.0      Page 16 of 18 

Title

Number

Size

C

Date:

13-Jan-2005

File:

D:\Documents an

Chapter 6. Schematic Diagram 

 

Revision

Sheet    of 

d Settings\Administrator\

\HN680F-1.DDB

桌面

Drawn By:

R315 10K

R313

1K

C315

22uF/16V

R314

2K

C316 103.C

+

_

1

2

3

4

8

IC302A
JRC 4558

+

_

5

6

7

IC302B
JRC 4558

R318

8.2K

R317

8.2K

R316

8.2K

C317
683.M

C318
104.M

C319
273.M

+9V

R319

1K

-9V

SUB

WOOFER

C314

10uF/50V

R119

1K

R129

1K

R120
47K

R130
47K

C109
220pF

C114
220pF

C110

10uF/16V

C115

10uF/16V

R121

1.8M

R123
7.5K

Q101
2SC945

C111
33pF

R124
1.8K

R131

1.8M

R132
7.5K

Q102
2SC945

C116
33pF

R133
1.8K

7.5V

C113

10uF/16V

C117

10uF/16V

R125100K

R126100K

R12775K

R128 56K

R134 100K

R135100K

R136 75K

R137 56K

L

R

R122

2K

C112
100uF/16V

7.5V

+9V

2CH-L

2CH-R

2CH-SL

2CH-SR

2CH-CT

2CH-SUB

2CH-CT

2CH-SUB

2CHL

2CHR

I/O

1

O/I

2

O/I

3

I/O

4

CON

5

CON

6

Vss

7

I/O

8

O/I

9

O/I

10

I/O

11

CON

12

CON

13

Vdd

14

SWA

SWB

SWC

SWD

IC101

CD4066B

R102
22K

C101
101.C

5.1CH-L

R104
22K

C102
101.C

5.1CH-R

L

I/O

1

O/I

2

O/I

3

I/O

4

CON

5

CON

6

Vss

7

I/O

8

O/I

9

O/I

10

I/O

11

CON

12

CON

13

Vdd

14

SWA

SWB

SWC

SWD

IC102

CD4066B

R106
22K

C103
101.C

5.1CH-SL

R108
22K

C104
101.C

5.1CH-SR

SL

I/O

1

O/I

2

O/I

3

I/O

4

CON

5

CON

6

Vss

7

I/O

8

O/I

9

O/I

10

I/O

11

CON

12

CON

13

Vdd

14

SWA

SWB

SWC

SWD

IC103

CD4066B

R110
22K

C105
101.C

5.1CH-CT

R112
22K

C106
101.C

5.1CH-SUB

CT

R

SR

SUB

2CH-L

2CH-R

2CH-SL

2CH-SR

2CH-CT

2CH-SUB

+9V

+9V

+9V

 

DVD

DVD

DVD

CD

CD

CD

R113

100

R114

100

R115

100

R116

100

R117

100

R118

100

-9V

-9V

-9V

R101

18K

R103

18K

R105

18K

R107

18K

R109

18K

R111

1K

IN1

1

IN2

2

IN3

3

CODE2

4

DGND

5

SCL

6

SDA

7

IN4

8

IN5

9

IN6

10

OUT6

11

OUT5

12

OUT4

13

GND

14

REF

15

VCC

16

CODE1

17

OUT3

18

OUT2

19

OUT1

20

IC301
PT2258

R3

01

1

0K

R3

02

1

0K

R3

03

1

0K

R3

04

1

0K

R3

05

1

0K

R3

06

1

0K

R3

07

10

0

K

R3

08

10

0

K

R3

09

10

0

K

R3

10

10

0

K

R3

11

10

0

K

R3

12

10

0

K

C302 10uF/50V

C303 10uF/50V

C305 10uF/50V

C306 10uF/50V

C304 10uF/50V

C301 10uF/50V

C307

10uF/50V

C308

10uF/50V

C309

10uF/50V

C310 10uF/50V

C312

10uF/50V

C313 10uF/50V

C311

10uF/50V

1
2
3
4
5
6
7
8

J301
8P 2.54mm

FR
FL
RR
RL
C
W

FR
FL
RR
RL
C
W

SDA

SCL

+9V

L

SL
CT

R

SR

WOOFER

1
2
3
4
5

J302

5P 2.54mm

+5V

+9V
-9V

ST-BY

5.1CH-L

5.1CH-R

5.1CH-SL

5.1CH-SR

5.1CH-CT

5.1CH-SUB

1

2

3

4

5

6

7

8

9

JK101

DVD-INPUT 8P RCA JACK

2CHR

2CHL

C207

47uF/16V

VDD

+5V

R201

330

R212

12

R200
47K

C208

103

R208

680

R206
680

R2074.7K

5.1CH

2CH

ST-BY

P

ow

er

/O

ff

SCL
SDA

R203100

R202100

RB2
RB3

RB7

RB5
RB4

VDD

PA2

1

PA3

2

RBB

3

RESET

4

VSS

5

RF

6

PB1

7

PB2

8

PB3

9

PB4

10

PB5

11

PB6

12

PB7

13

VDD

14

OSC2

15

OSC1

16

PA0

17

PA1

18

U201

EM78P15

D200
IN4148

C201
104.C

VDD

X1

4M

晶体

C204
22p

C205
22p

C

ry

s

ta

l

R210

680

Q206
9015

Q301
1815

R350
4.7K

ST-BY

Q302
1815

R351
4.7K

W

Q205
C945

R323

68K

Q203
C945

R322

68K

Q202 9015

Q204
9015

+9V

R321
2.2K

R325
2.2K

+9V

DVD

CD

-9V

2CH

5.1CH

+9V

R352
10K

1

2

3

JP102

AUX INPUT

R1385.6K

R13913K

R320

100K

1
2
3
4
5
6
7

J201

CON 2.54mm

RB2
RB3
RB7

RB5
RB4

LED

LED

R209
100K

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

 

 

NPUT  SCH

 

 

 

 

 

 

 

 

 

 

Summary of Contents for SW-HF5.1 1200

Page 1: ...Service Guide SW HF5 1 1200 SERVICE GUIDE KYE SYSTEMS CORP SW HF5 1 1200 Version 1 0 Version 1 0 Page 1 of 18 ...

Page 2: ...Service Guide SW HF5 1 1200 Revision History Version Date Change 1 0 15 03 2005 Version 1 0 Page 2 of 18 ...

Page 3: ...L RR channels no sound 7 1 2 2 CEN channel no sound 8 1 2 3 Woofer channel no sound 8 1 2 4 Woofer no power 9 Chapter 2 Specifications 10 Chapter 3 Block Diagram 12 Chapter 4 Exploded View 13 Chapter 5 Part List 15 Chapter 6 Schematic Diagram 16 Schematic Diagram 17 Chapter 7 Important Notes 18 7 1 Packing Requirement for Sending the PCB Assembly by post 18 7 2 Short of Spare Parts while Repairing...

Page 4: ...ubject to mist smoke vibration excessive dust salty or greasy air or other corrosive gases and fumes Do not drop or jolt the speakers Do not allow anything to drop into the subwoofer case through its ventilator as it could result in fatal electric shock or fire Place the unit far enough from other equipments for good heat dissipation Disconnect the AC power cord from the AC outlet before performin...

Page 5: ...ustomers Analyzing possible malfunction causes Deciding proceeding the rectification methods Replace necessary defective parts Return the speakers with proper repackaging to customers Verifying problems proceeding necessary tests Proceeding tests to verify if the speaker is functioning normally Function OK Function NG Function OK Function NG ...

Page 6: ...rvice Guide SW HF5 1 1200 1 2 Problems Item Problem Description 1 2 1 FL FR RL RR channels no sound 1 2 2 CEN channel no sound 1 2 3 Woofer channel no sound 1 2 4 Woofer no power Version 1 0 Page 6 of 18 ...

Page 7: ... 2 1 FL FR RL RR channels no sound Problem Analyzer and Identify the Causes Solutions Version 1 0 Page 7 of 18 FL FR RL RR channels no sound Broken or short circuit Check solder points on PCB Defective IC101 IC102 IC301 IC501 IC502 C502 C510 C517 C525 D414 Speaker cable dis connect or speaker damaged Re connected speaker cable or replace defective speakers Check and replace defective IC or compone...

Page 8: ...s on PCB Defective IC103 IC301 IC503 C532 D414 Speaker cable dis connect or speaker damaged Re connected speaker cable or replace defective speakers Check and replace defective IC or components Woofer channel no sound Broken or short circuit Check solder points on PCB Defective IC103 IC301 IC504 C541 Q1 IC302 Q301 Q302 C314 D414 Speaker cable dis connect or speaker damaged Re connected speaker cab...

Page 9: ...auses Solutions Version 1 0 Page 9 of 18 Woofer no power Broken or short circuit Check solder points on PCB Defective D401 D402 X1 U201 LED1 Speaker cable dis connect or speaker damaged Re connected speaker cable or replace defective speakers Check and replace defective IC or components ...

Page 10: ...3 Satellite Front AT 1KHZ NO Description Unit Specifications 1 Out Power at THD 10 W 3 1 2 Sensitivity mV 350 50 3 Freq Response Ref 3dB Hz 120 20K 4 Separation dB 35 5 S N ratio dB 50 6 Hum Noise Vol max mV 3 Satellite Rear AT 1KHZ NO Description Unit Specifications 1 Out Power at THD 10 W 3 1 2 Sensitivity mV 350 50 3 Freq Response Ref 3dB Hz 120 20K 4 Separation dB 35 5 S N ratio dB 50 6 Hum No...

Page 11: ... 1 1200 Host Woofer AT 100Hz NO Description Unit Specifications 1 Out Power at THD 10 W 15 3 2 Sensitivity mV 100 50 3 Freq Response Ref 3dB Hz 50 250K 4 S N ration dB 45 5 Hum Noise Vol max mV 5 Version 1 0 Page 11 of 18 ...

Page 12: ...665 1CH AUXINPUTSELECT 5CHOUTPUT PT22585 1CHVOLUMECORTROL WOOFER LPFSCH 5 1CHOUTPUT CENTERSPEAKER FRONTLSPEAKER FRONTRSPEAKER REARLSPEAKER REARRSPEAKER WOOFERSPEAKER TA7227 TA8227 TDA2030A EM78P447MUE 5 1CH AUX SELECTCORTROL TOKEYSTROKE KEYSTROKESCH POWERSW FUSE 250V 2A O P 14V 2 0 8A 9V 2 5A POWER supply POWERSCH TA8227 ...

Page 13: ...Service Guide SW HF5 1 1200 Chapter 4 Exploded View Host Woofer Version 1 0 Page 13 of 18 4 5 6 2 3 7 8 9 12 10 11 13 1 ...

Page 14: ...Service Guide SW HF5 1 1200 Satellite Version 1 0 Page 14 of 18 2 1 3 4 ...

Page 15: ...PCBA SW HF5 1 1200 1 PC 11 IC TDA2030A 1 PC 12 IC TA8227 3 PC 13 CARTON SW HF5 1 1200 1 PC 14 CUSHION SW HF5 1 1200 1 SET 15 IC PT2258 2 PC 16 RUBBER Ø20 HOST 4 PC 17 TRANSFORMER 230V 14V AC x2 0 8A 9VAC 2 5A 1 PC 18 AUDIO CABLE 2RCA to 2RCA SW HF5 1 1200 3 PC 19 AUDIO CABLE 1ST to 2RCA SW HF5 1 1200 3 PC 20 S N LABEL NO CARTON WOOFEWR 2 PC 21 MANUAL SW HF5 1 1200 1 PC 22 Round Red type Label NO C...

Page 16: ...2CH SUB 9V 9V 9V DVD DVD DVD CD CD CD R113 100 R114 100 R115 100 R116 100 R117 100 R118 100 9V 9V 9V R101 18K R103 18K R105 18K R107 18K R109 18K R111 1K IN1 1 IN2 2 IN3 3 CODE2 4 DGND 5 SCL 6 SDA 7 IN4 8 IN5 9 IN6 10 OUT6 11 OUT5 12 OUT4 13 GND 14 REF 15 VCC 16 CODE1 17 OUT3 18 OUT2 19 OUT1 20 IC301 PT2258 R 3 0 1 1 0 K R 3 0 2 1 0 K R 3 0 3 1 0 K R 3 0 4 1 0 K R 3 0 5 1 0 K R 3 0 6 1 0 K R 3 0 7...

Page 17: ... 2 1 3 14 15 1 6 _ _ CH 1 CH 2 In1 Nf1 In2 Nf245 45 30K 30K B S 1 Out1 Out2 B S 2 Si gnd Pw gnd Vcc Vcc1 Ripple Bias circuit Thermal shut down Protection circuit IC503 TA8227P C544 47uF 16V C532 563MC R505 620 CTIN SP CT C519 100uF 25V C504 100uF 25V C516 201 C C524 201 C C501 201 C C509 201 C C531 201 C C505 100uF 25V 12V ST BY12V 12V C520 100uF 25V ST BY12V C533 100uF 25V 12V ST BY12V 18V 18V SU...

Page 18: ...ck each PCB assembly with a separate static protecting bag in order to avoid static electricity Reliable external packing is also very important when sending PCB assembly by post in that it would avoid unnecessarily lost or damage 7 2 Short of Spare Parts while Repairing a Speaker System Version 1 0 Page 18 of 18 If you are short of spare parts when you have some speaker systems waiting to be repa...

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