PIONEER

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LX-34B. "'4. SX-34BS. 6. SX - 410. 8. LX-420A. 10. SX - 800 , SX - 2000. ,. , , 12 ... 87 8 8. S A - 700/F , S A - 700/K. 9 0 9 1. S A - 900/F , S A - 900/KC. 94^95. SC.

PIONEER CIRCUIT DIAGRAMS VOL. 2

FOR PIONEER AUDIO EQUIPMENTS

C O N T E N T S

§ 1

STEREO

RECEIVERS

S X - 34B , S X - 34BK LX-34B SX-34BS SX - 410 LX-420A SX - 800 , SX - 2000

§ 3 STEREO

,

3 "'4 6 8 10 , , 12

,

SX -600T SX-1000TA SX-300T L X - SOOT.

14 17 21 28

S X - 7 0 0 T , S X - 700T/F L X - 800T. SX SX SX SX LX KX

3

56

KX-510 SX - 510T S X - 770/FVW S X - 990/FVW S X - 1500TD/FW

STEREO

41 42 47 51 '54 57 60 66 68 72 78

AMPLIFIERS &

STEREO

TUNERS SA-400 SA-810/F,SA-810 S A - 5 0 0 / F , S A - 500/KC S A - 7 0 0 / F , S A - 700/K S A - 9 0 0 / F , S A - 900/KC SC SM

-

100 100

(Stereo

Preamplifier)

(Stereo

Power

TX-400 T X - 500/F , T X - 500/KC T X - 9 0 0 / F , T X - 900/KC

85 86 87 88 9091 94^95 98 Amplifier)

99

.

CARTRIGE

&

TAPE

PLAYERS

T-500/F

1 1 0

T - 600/F

11 •]

H -60©

112 H2

H - 601©

§ 4 STEREO

100 101 1 0 2 104'105

SYSTEMS

(COMPACT

&

CONSOLE TYPE)

C - 2000 , S - 450 C - 2000s , S - 450s C- 3500 , S - 4600 C - 3500s , S - 4600s C - 6000 S - 5100 C - 5600/F

IS-31 IS - 8 0 IS-70 SR-202

114 117 120 123 126 129 134

C- 5600/FSA

§ 5 OTHER § 2

DECKS

2

37

- 1000TD/F , S X - 1 0 0 0 T W / F W - 1 5 0 0 T/F , S X - 1 5 0 0 T - 440/F - 440/FVW , S X - 4 4 0 / K C - 440/FW - 440/FW

STEREO

TAPE

AUDIO

138

EQUIPMENT

141 '144 145 146

SECTION STEREO

1

RECEIVERS

MODEL SX-1500T

Model

SX-34B, SX-34BK

IVIodsl L X ~ 3 4 B

FM

MPX

FRONTEND

UNIT

AMOI!9

AMO I 3 0

Model

SX-34Bs

FM

FRONTEND AMOI 6 0

MPX UNIT

AMO I 3 0

Model

SX-4 I 0

F M F R O N T E N D W I 1-016

Model

LX-420A

FM

MPX

FRONTEND AMOI 2 7

UNIT

AMO I 5 7

Model

SX-800A, SX-2000

FM

MPX

FRONTEND

AMOI 2 0

UNIT AMO I 2 9

Model

SX-600T

A M TUNER

FM

UNIT

FRONTEND

AMO I 2 4

AMOI I 6

FM

MPX

IF

UNIT A M 0 I 2 3 U

UNIT A M 0 I I 4

Model

SX- I OOOTA

AM TUNER

FM

UNIT

FRONTEND

WI 4 - 0 0 4

WI 1 - 0 1 3

FM

MPX

IF

UNIT

UNIT

WI 2 - 0 0 6

W I 3-0 I 9

NOTE: There to different circuit diagrams for SX-300T . Make sure that you refer to the circuit diagram for the model of your

SX-300T.

MODEL

SX-300T

Model

SX-300T

AM TUNER

FM

UNIT

FRONTEND

AMO I 4 3

AMOI 5 4

FM

MPX

IF

UNIT

UNIT

AMO I 6 4

AMO I 5 5

Model

S X - 3 0 0 T

(New

type)

PRE

A M P UNIT

MAIN A M P UNIT

W I 5-00 I

CONTROL

A M P UNIT

Wl 5-0 I 3

Wl 5-0 I 4 POWER S U P P L Y W I 6-002

UNIT

AM TUNER

FM

UNIT

FRONTEND

W14-003

WI 1 - 0 1 9

FM

MPX

IF

UNIT

UNIT

WI2-0I3

Wl 3 - 0 2 0

SWITCHING UNIT

WI3-0I7

Model

LX-300T

PRE

A M P UNIT W I 5 - 0 0 I

CONTROL WI5-0I3

AMP UNIT

MAIN A M P UNIT W l 5 - 0 I 4 POWER SUPPLY W I 6-002

UNIT

AM TUNER

FM

UNIT

FRONTEND

WI 4 - 0 0 9

WI 1 - 0 1 9

FM

MPX

IF

UNIT

UNIT

W I 2-02 I

W I 3-020

SWITCHING UNIT

W I 3-0 I 7

COIL

UNIT

W I 8-009

Model

SX-700T, SX-700 p

AM TUNER

FM

UNIT

FRONTEND

W14-004

Wl I - 0 2 I

FM

MPX

IF

UNIT

UNIT

WI 2 - 0 0 9

W I 3-02 I

PRE

A M P UNIT

WI 5 - 0 0 5

CONTROL A M P UNIT

MAIN A M P UNIT WI 5 - 0 0 9

POWER SUPPLY UNIT W I 6-008

W I 5-047

NOTE:

If your set is provided w i t h the CONTROL the f o l l o w i n g c i r c u i t diagrams.

CONTROL

AMP

P.T.F. UNIT

UNIT

WI5-0I0

AMP

WI 5 - 0 0 6

UNIT and the FILTER

UNIT separately, refer to

IVI o d e I DC ~ 8^)^)T

AM TUNER

FM

UNIT WI 4 - 0 0 6

FRONTEND

WI I - 0 2 9

FM

MPX

IF

UNIT

UNIT

W12-020

W I 3-02 I

HEAD A M P UNIT

WI 5 - 0 4 8

CONTROL AMP UNIT

EUPHONIC UNIT

MAIN A M P UNIT

W I 5-047

W I 5-036

WI 5 - 0 4 6

POWER S U P P L Y UNIT WI 6 - 0 I 3

(

Model

SX-

IOOOTD-, SX- I OOOTW/fw

Model

SX-

I 500T©, SX- I 5 0 0 T

AM TUNER

FM

UNIT

FRONTEND

WI 4 - 0 0 4

Wl I - 0 2 8

FM

MPX

IF

UNIT

UNIT

W12-020

W I 3-02 I

HEAD A M P UNIT

MAIN A M P UNIT

W I 5-089

W I 5-09 I

POWER S U P P L Y UNIT Wl 6 - 0 I 0

C O N T R O L A M P UNIT

Wl 5 - 0 9 0

NOTE: If your set is provided w i t h the C O N T R O L

AMP

separately, refer t o the f o l l o w i n g c i r c u i t diagrams.

CONTROL

FILTER

A M P UNIT

UNIT

Wl 5 - 0 3 1

W I 5-0 10

UNIT

and the F I L T E R

UNIT

Model

SX-440

F

TUNER

UNIT

W35-007

AUDIO UNIT

W I 5-043

POWER

SUPPLY

UNIT

W I 6-0 I 9

Model

KX-440

/

FVW

Model

SX-440

KC

TUNER

UNIT

W35-007

AUDIO UNIT

W I 5-073

POWER

SUPPLY

UNIT

WI6-02I

Model

L X - 4 4 0 Vw

TUNER

UNIT

W35-009

AUDIO

UNIT

AM UNIT

W I 5-073

W I 4-0 I 4

POWER S U P P L Y W I 6-02 I

UNIT

Model

KX-440/fw

TUNER

UNIT

W35-0 I 3

AUDIO

UNIT

AM UNIT

W I 5-073

W I 4-0 I 3

POWER S U P P L Y Wl 6 - 0 2 I

UNIT

Model

KX-5 10

AM

AM

IF

FRONTEND

UNIT

WI 4 - 0 0 7

W I 8-007

FM FRONTEND

Wl I - 0 3 0

6

F M IF UNIT

WI 2 - 0 2 4

MPX

UNIT

WI 3-024

POWER S U P P L Y WI6-0I I

UNIT

HEAD AMP

UNIT WI 5 - 0 3 2

CONTROL

AMP

UNIT

WI 5 - 0 3 3

MAIN AMP

UNIT

WI 5 - 0 3 4

Model

S X - 5 I OT

NOTE: When you check the c i r c u i t of any other unit than the FM

FM

IF

UNIT

W I 2-0 I 9

IF

UNIT, refer to the c i r c u i t diagrams for Model

KX-510.

Model

SX-770/FVW

FM FRONTEND

TUNER

UNIT

Wl I - 0 3 5

W35-0 I 2

MUTING

MPX

UNIT

UNIT

W I 8 - 0 I I OR W I 8 - 0 2 6

W I 3-024

HEAD

A M P UNIT

MAIN A M P UNIT

WI 5 - 0 3 2

CONTROL A M P UNIT W I 5-033

WI 5 - 0 8 5

POWER SUPPLY UNIT W I 6-024

Model

SX-990 / FVW

FM FRONTEND

F M IF UNIT

WI 1 - 0 2 8

WI 2 - 0 2 5

MUTING UNIT W I 8 - 0 I I OR W I 8 - 0 2 6

MPX

UNIT

W I 3-024

INDICATOR

UNIT

W I 8-0 I 2

AM TUNER

UNIT

WI 4 - 0 0 8

POWER

SUPPLY

UNIT

WI 6 - 0 2 2

HEAD AMP

UNIT

WI 5 - 0 4 9

PUSH SWITCH UNIT

W I 5-081

C O N T R O L UNIT Wl 5 - 0 8 0 CONTROL AMP WI 5 - 0 7 9

UNIT

P U S H SWITCH Wl 5 - 0 8 2

MAIN AMP

UNIT

UNIT

WI 5 - 0 6 0

Model

SX-

I

500TD/FW

AM TUNER

FM

UNIT WI 4 - 0 0 8

FRONTEND

Wl I - 0 2 8

FM

IF

UNIT

WI 2 - 0 2 5

INDICATOR MUTING UNIT

W I 8-026

UNIT

WI8-0I2

FM

MPX

UNIT

W13-024

PUSH SWITCH UNIT

HEAD AMP

UNIT

W2I-00I

Wl 5 - 0 8 1

CONTROL AMP W I 5-079

UNIT

P U S H SWITCH UNIT

CONTROL

UNIT

W I 5-080

Wl 5 - 0 8 2

M I C AMP

UNIT

WI5-I06

MAIN A M P UNIT

W23-002

POWER S U P P L Y Wl 6 - 0 2 6

UNIT

SECTION STEREO

AMPLIFIERS

2

& STEREO

TUNERS

MODEL SA-900

MODEL TX-900

STEREO AMPLIFIER Model

SA"400

Model

SA-8 10

f),SA-8I0

Model

SA-500/F

Model

SA-500/KC

HEAD AMP

MAIN AMP

UNIT

UNIT

WI 5 - 0 3 2

CONTROL AMP W I 5-033

UNIT

Wl 5 - 0 5 5 PUSH SWITCH UNIT

WI 5 - 0 7 5

Model

S A- 7 0 0 / V

Model

SA-700

K

MC AMP

CONTROL

UNIT

AMP

WI 5 - 0 6 8

UNIT

HEAD AMP

UNIT

WI 5 - 0 4 9

WI 5 - 0 5 0

P U S H SWITCH UNIT WI 5 - 0 7 0

MAIN A M P UNIT

WI 5 - 0 6 0

POWER

UNIT

SUPPLY

W I 6-0 I 8

Model

SA-900

f

Model

SA-900/KC

MC AMP

CONTROL

UNIT WI 5 - 0 5 8

AMP

UNIT

HEAD AMP

UNIT

WI 5 - 0 5 6

WI 5 - 0 5 0 DEMI-SWITCH UNIT

W I 5-069

MAIN A M P UNIT

FILTER

UNIT

WI 5 - 0 5 2

W I 5-059

POWER S U P P L Y Wl 6 - 0 I 7

UNIT

STEREO

PREAMPLIFIER

Model

S O I0 0

STEREO POWER AMPLIFIER Model SM" I 0 0

STEREO TUNER Model

TX-400

Model

TX-500

AF

W I 5-07 I

UNIT

F

Model

TK-500

kc

TUNER

UNIT

W35-007

Model

TX- 9 0 0 / F

Model

TX-900/KC

AM TUNER

FM

UNIT

FRONTEND

W 3 4-0 I I

WI I - 0 3 3

FM

MPX

IF

UNIT

WI 2 - 0 2 3

U N I T W I 3 - 0 2 I . Wl 3 - 0 2 5

INDICATOR

AF

UNIT

WI8-0I0

DEMI-SWITCH

UNIT

W I 5-066

UNIT W l 5 - 0 6 7

POWER SUPPLY UNIT W I 6-020

SECTION STEREO TAPE

TAPE

DECKS

3

& STEREO

CARTRIDGE

PLAYERS

MODEL H-60 E

STEREO

TAPE

DECK

Model

T"500

F

Model

T-600F

S T E R E O CARTRIDGE

Model

H-601 F

TAPE PLAYER

Model

H"60©