PIONEER TS-WX20LPA - Service Manual Immediate Download

ORDER NO.

PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan

PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.

PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium

PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936

PIONEER ELECTRONIC CORPORATION 1999

c

TS-WX20LPA

TRT1123

H IZX JUNE 1999 Printed in Japan

LINEAR POWER ACTIVE SUBWOOFER

EW

1. SPECIFICATIONS

· Speaker specifications

Size ...............................................................

200mm (8" Dia.)

Injection-molded polypropylene cone

Heat-resistant voice coil

Strontium magnet : 1,160g (41oz)

· Amplifier

Max. Power output ............................ 200W (60Hz, 35% THD)

Continuous output power ................................................. 100W

DIN output power (DIN45324, 60Hz, 4

+B=14.4V) ..... 100W

INPUT LEVEL (at Gain Max)

(RCA) ............................................. 100mV+100mV/20k

(Speaker line) ............................................ 2.0V+2.0V/5k

Power source ....................... DC14.4V (10.8~15.6V allowable)

Max. current consumption .................................................. 14A

Grounding ....................................................... Negative ground

· Speaker system ................................................... Bass reflex type

· Cabinet material ........................... High-density compound resin

· Sensitivity ....................................... 106dB/W (In car, SUV type)

· Size ...............................................................................................

... 282mm(11-1/8")(W)

×291mm(11-1/2")(H)×431mm(17")(D)

· Weight (including accessory parts) ............... 9.06kg (19lb 15oz)

· Gross weight (including packaging) ............... 10.0kg (21lb 2oz)

Note:

Specifications and the design are subject to possible modification

without notice due to improvements.

2. HOW TO INSTALL

Iron plate

Belt end

Backle

2

TS-WX20LPA

3.1 MAIN UNIT

· MAIN UNIT PARTS LIST

Mark No.

Description

Part No.

Remark

3. EXPLODED VIEWS AND PARTS LIST

NOTES:

· Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.

· The mark found on some component parts indicates the importance of the safety factor of the part.

Therefore, when replacing, be sure to use parts of identical designation.

· Screws adjacent to mark on the product are used for disassembly.

Mark No.

Description

Part No.

Remark

1

Speaker

20-210AZ

×1

NSP

2

CONTROL UNIT

TWG1013

×1

NSP

3

AMP UNIT

TWH1021

×1

NSP

4

Port

TFX1026

×1

NSP

5

Port Panel

TLM1419

×1

6

Front Baffle Assy

TXL1269

×1

7

Packing

TED1438

×2

8

Top Panel

TLM1418

×1

9

Cabinet

TLM1444

×1

10

Baffle Assy

TXL1273

×2

NSP

11

Baffle

TLM1417

×2

12

Screw

TBA1120

×12

13

Cushion

TED1366

×1

14

Packing

TED1437

×2

15

Sound Absorber

TED1439

×1

16

Packing

TED1442

×1

17

Packing

TED1483

×3

18

Screw

BPH50P250FZK

×15

19

Screw

BPZ40P120FZK

×6

20

AMP Assy

TWZ1016

×1

21

Heat Sink

TNA1509

×1

22

Terminal Panel

TNS1019

×1

23

Screw

BBZ30P080FMC

×20

24

Shield Case

TNA1510

×1

25

Packing

TEB1332

×1

26

Cushion

TED1417

×1

27

Cushion

TED1471

×2

28

Cushion

TEC1416

×2

29

PCB Unit

TWX1024-AZ

×1

4

6

18

12

1

18

16

15

17

13

9

19

18

2

25

28

26

23

28

27

3

23

21

29

24

12

22

18

7

11

10

8

14

5

7

11

20

×7

×8

3

TS-WX20LPA

1

Parts Bag

TEA1272

×1

1-1 Screw

BNC40P250FZK

×8

NSP

1-2 Fitting Metal

TNA1220

×4

2

Belt Assy

TXH1420

×2

NSP

3

Cord Poly. Assy

TXH1572

×1

3-1

Cord

TDC2255

×1

3-2

Cord

TDC2244

×1

3-3

Cord

TDC2245

×1

Operating Instructions

TRD1165

×1

Styrofoam Protector

TEC1902

One pair

Packing Case

THF3333

×1

3.2 PACKING PARTS LIST

×8

×4

×2

×1

1-1

1-2

3-1

3-2

3-3

1

2

3

4

5

6

1

2

3

PARTS INCLUDED

4.8m

5m

25cm

Mark No.

Description

Part No.

Remark

1 Power indicator

Lights up when power is turned on.

2 Frequency control

Turn this knob to change the frequency during sound reproduction. Set the knob to the

bass setting of your choice (continuously variable from 50Hz to 125Hz).

3 Gain control

Use this control to set the desired gain level.

4 Phase switch

Use switch to select the phase according to the system.

5 BFC (Beat Frequency Control) switch

If beating is heard when listening to AM stations on your car radio, change the position of

the BFC switch with a small flat-bladed screwdriver.

CROSSOVER FREQUENCY

Full-range Speaker

Continuously

Variable

50Hz

TS-WX20LPA

80Hz 125Hz

4. CONTROLS AND THEIR USE

4

TS-WX20LPA

Wiring Example 1 (Speaker line Input system)

Wiring Example 2 (RCA Input system)

Speaker

0.5A

Speaker

line input

15A

TS-WX20LPA

For ground

Black

Blue

System remote

control output

RCA preout

RCA cord (Not included)

When using the speaker line input, be sure to connect the

cord to the lead of the accessory power cord.

Connect all the other leads, and finally connect

this terminal to the positive (+) terminal of the

battery.

Connect firmly to a metal part of the car body.

Improper grounding will cause this unit to

operate abnormally.

Connect firmly to a metal part of the car body.

Improper grounding will cause this unit to

operate abnormally.

System remote control input cord (blue cord included) supplies

power to your unit, determining whether it is ON or OFF.

Wire the cord to the system remote control output of your deck, etc.

Car stereo

Deck, etc.

Power

amplifier

4

5

6

4

5

5. CONNECTIONS

TS-WX20LPA

5

A

B

C

D

1

23

4

1

2

3

4

Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST".

6. PCB UNIT(TWX1024-AZ)

6.1 SCHEMATIC DIAGRAM

6.1.1 CONTROL UNIT

4

3

2

1

CN104

CN105

4

5

6

3

2

1

R124

6.2k

R123

12k

C109

0.15

20k

VR102

20k

R116

2.2k

C106

100p

R114

20k

R130

10k

R129

10k

SW101

BFC

SW

Sig.G

-15.4V

+15.4V

Sig.

REMOTE

BFC

GAIN

VR101

5k

8

5

7

6

2

1

4

3

R128

1k

D103

2

5

4

3

IC101

(2/2)

IC101

(1/2)

IC102

(1/2)

C108

0.068

R122

12k

Nor

Rev

SW102

C113

47/16

R113

20k

R115

2.2k

C105

100p

C118

0.1

C110

0.001

(EMI)

C111

0.001

(EMI)

C114

0.001

(EMI)

C115

0.001

(EMI)

+

C112

47/16

+

1

9

7

6

IC102

(2/2)

R120

150k

R119

8.2k

R118

30k

C107

100p

R126

300k

R112

20k

R111

20k

C102

1/50

(NP)

C104

1/50

(NP)

R117

10k

R125

10k

R107

10k

R109

10k

R108

10k

R110

10k

R101

2.2k

R105

240

R106

240

C101

1/50

(NP)

C103

1/50

(NP)

R103

2.2k

R102

2.2k

R104

2.2k

R121

30k

BUFFER

POWER IND.

PHASE

ISOLATOR

LOWPASS FILTER

TP102

TP103

TP104

FG101

TP101

TP126

TP111

TP112

TP113

TP115

TP116

TP105

TP106

TP107

TP108

TP125

TP121

TP122

TP123

TP124

2

1

4

3

2

1

4

3

2

1

4

3

6

5

2

1

4

3

6

5

R127

10k

IC101,IC102

UPC4570H

D101

GP30DL-6372

D102

ERA15-02VH

D103

RD6R8JS

D104

SLH-34VC3F

D105,D106

RD4R3ES

D104

L101

10mH

(EMI)

C117

0.1

D102

D106

D105

C116

0.1

D101

REMOTE

GND

REMOTE

GND

BACKUP

+DC14,.4V

BACKUP

GND

CN101

CN102

CN103

RCA INPUT

SP INPUT

L+

L

R

R+

0.5A

15A

TP114

A CONTROL UNIT

(TWG1013)

CN201

B

CN202

B

: AUDIO SIGNAL ROUTE

A