rbx_6jm.pdf

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SERVICE MANUAL

ELECTRIC BASS

RBX 6JM

CONTENTS

OVERALL ASSEMBLY 2ELECTRICAL PARTS 4CIRCUIT BOARDS 6CIRCUIT DIAGRAM 7WIRING 8

SPECIFICATIONS 8

HAMAMATSU, JAPAN

1.2K-641 Printed in Japan '99.03

EG 01146419990401-140000

loaded from www.Manualslib.commanuals search engine
http://www.manualslib.com/http://www.manualslib.com/

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A01

D01

E04

E12

E19E18

E21

E27E26E25

G04G03G01

G09G08G06

E01

E02 E04

E10

E11

E28

E28

E28

E28

E33E31

E30

F07F02

F01

BALANCER : 20k ohm

BASS EQ.: 50k ohm

MID EQ.: 50k ohm

VOLUME : 5k ohm

E28HIGH EQ.: 50k ohmF11

E27E26E25

A01a A seal is attachedon the rear of the neck.

RBX 6JM

B03

B03

B01

B02b

B02a

B05

B06

E18 Bridge Assembly : BPX-6C Solid Brass GOLD (QC471100)

RBX 6JM

2

OVERALL ASSEMBLY


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RBX 6JM

3

* New Parts RANK:Japan only

REFNO.

A01A01

A01a

D01

E01E02E04E10E11E12E18E19E21E25E26E27E28E30E31E33

F01F02F07F11

G01G03G04G06G08G09

H01

B01B02a

B02bB03B05B06

PART NO.

DX809790

DX809780

- -

- -

QC336300QC336400

03704070

QC471400

QC205200

VI825000

QC471100

QA170100

- -

BB802460

EM630250

VB793700

QC032200

QC429500

QC513200

ER327136

QC432100VK505700

EJ330086

QC437300

QC474100

03741140

CB815450

QC474200

03741140

CB815450

QC354000

QC471100

QC471200

AAX03190

AAX03200EA330400

AX818240

AX818250

DESCRIPTIONOVERALL ASSEMBLYNeck AssemblyNeck AssemblySeal

Body

Tuning Machine AssemblyTuning Machine AssemblyRound Head Wood ScrewNutNeck Joint BushingOval Head Tapping ScrewBridge AssemblyOval Head Tapping ScrewStringsStrap ButtonOval Head Tapping ScrewSpacerKnobInstruction sheetBack CoverOval Head Wood Screw

Electrical UnitBox for Dry CellPan Head Tapping ScrewElectrical Unit(Jack Assy)

Pickup AssemblyPan Head Tapping ScrewPickup CushionPickup AssemblyPan Head Tapping ScrewPickup Cushion

Accessory Unit

Bridge AssemblyBridge BaseBridge Piece Assembly

Bridge Piece AssemblyPan Head ScrewSpringSpring

RM1243 (GOLD)RM1243L (GOLD)2.4X10 GOLD51mmBL5.0X40 MFZN2BL (BL)BPX-6C (GOLD)4.0X35 GOLDH6010ST type (GOLD)3.0X25 GOLDBLGOLD

Electrical (BL)2.7X13 FCM3BL (BL)

(1) 3-BAND EQ.(2)3.0X8 FCM3BL (BL)(3)

3.0X35 FCM3BL (BL)85LX17WX15H

3.0X35 FCM3BL (BL)85LX17WX15H

(G-1)

BPX-6C (GOLD)P=16.5 (GOLD)GOLD with screw

GOLD with screw3.0X40 FCM3BL (BL)30mm (BL)25mm (BL)

REMARKSRBX 6JM

TB

RR

(QC47030)

Solid Brass

1set (QC02470)

(EN23013)

(EB62002)

(QC02500)

Front

Rear

1set

Solid Brass

1-3

4-6

1-3 string

4-6 string

QTY

336

66

5

2225

5

2

34

34

3

3633

RANK

090902090401

01

02020106050801

29070110

190102190102

07

010202

**

*

*

*

**

**

***

*

WARNING: CHEMICAL CONTENT NOTICE!

The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (whereapplicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly

other entities) to cause cancer and/or birth defects or other reproductive harm.DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASONWHAT SO EVER!

Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyesto solder/flux vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handlingfood.


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RBX 6JM

4

ELECTRICAL PARTSDESCRIPTIONELECTRICAL PARTSElectrical UnitHexagonal NutTuntalum CapacitorElectlytic Cap.Electlytic Cap.Electlytic Cap.

Ceramic CapacitorElectlytic Cap.Electlytic Cap.Ceramic CapacitorElectlytic Cap.Ceramic CapacitorElectlytic Cap.Electlytic Cap.Electlytic Cap.Ceramic CapacitorCeramic CapacitorCeramic CapacitorCeramic CapacitorElectlytic Cap.Mylar CapacitorMylar CapacitorElectlytic Cap.

Mylar CapacitorMylar CapacitorCeramic CapacitorMylar CapacitorMylar CapacitorMylar CapacitorCeramic CapacitorCeramic CapacitorCeramic CapacitorConnectorConnectorConnectorConnectorDiodeDiodeICIC

ICICCiolFETCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon Resistor

REFNO.

C1-4C05C06C31

C32C33C34C35C36C37C38C39C40C41C42C51C52C53C61C62C63C71C72C73C74C81C82C83C84C85CN1CN2CN3CN4D1-4D5IC1IC2IC3IC4L1-4Q1-4R1-4R5-8R09R10R11R12R13R14R15R16R21R23R31R32R51R52R53R54R55R56R57R61R62R63R64

PART NO.

QC432100

QC434900

FP355100

FX804200

FX804200

UI137100

FG444100

FX804200

UI137100

FG444100

UI137100

FG444100

UI137100

UI166100

UI166100

FG444100

FG444100

FG212100

FG212100

FX804200

UA154330

UA155100

UI166100

UA154220

UA154220

FG212100

UA153100

UA153220

UA153150

FG212100

FG212330

FG212330

LB918020

LB918020

LB918040

LB918020

IX808800

QC183900

IX808770

IG070700

IG070700

IX808780

GX804490

IX808790

HF559100

HF559220

HF556680

HF556470

HF556680

HF556470

HF557100

HF557100

HF556470

HF556470

HF558470

HF557220

HF557330

HF557270

HF557470

HF557470

HF557220

HF554330

HF557180

HF557220

HF554330

HF557330

HF557330

HF557120

HF557680

3-BAND EQ.

0.1uF/35V22u/16V R3A-16V22022u/16V R3A-16V22010u/16V RC3-16V100

0.01uF/50V22u/16V R3A-16V22010u/16V RC3-16V1000.01uF/50V10u/16V RC3-16V1000.01uF/50V10u/16V RC3-16V1001u/50V RC3-50V010M1u/50V RC3-50V010M0.01uF/50V0.01uF/50V100pF/50V100pF/50V22u/16V R3A-16V2200.033uF0.1uF/50V1u/50V RC3-50V010M

0.022uF0.022uF100pF/50V1000pF/50V2200pF1500pF100pF/50V330pF/50V330pF/50VB2B-XH-A 2PB2B-XH-A 2PB4B-XH-A 4PB2B-XH-A 2PE-3011SR139-100OP200GPTL062CP

TL062CPTLC7662BEPAELEXG101KA 100uH2SK30ATM(O)1.0M 1/6W J2.2M 1/6W J6.8K 1/6W J4.7K 1/6W J6.8K 1/6W J4.7K 1/6W J10K 1/6W J10K 1/6W J4.7K 1/6W J4.7K 1/6W J470K 1/6W J22K 1/6W J33K 1/6W J27K 1/6W J47K 1/6W J47K 1/6W J22K 1/6W J33 1/6W J18K 1/6W J22K 1/6W J33 1/6W J33K 1/6W J33K 1/6W J12K 1/6W J68K 1/6W J

REMARKSRBX 6JM

FRONT PICKUP

REAR PICKUP

OUTPUT JACK

BATTERY

OP AMP

OP AMP

OP AMP

QTY

*:New Parts RANK:Japan only

RANK

290602050501

0105010101010101010101010105030101

0101010101010101010101010105011207

0710040401030101010101010101030101

010101010301010301010101


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RBX 6JM

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DESCRIPTIONCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon Resistor

Carbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorCarbon ResistorRotary Variable ResistorRotary Variable ResistorRotary Variable ResistorRotary Variable Resistor

Rotary Variable ResistorTrimmer PotentiometerTrimmer Potentiometer

REFNO.

R65R71R72R73R74R75R76

R77R78R79R80R81R82R83R84R85R86R87R88R89VR1VR2VR3VR4VR5VR7VR8

PART NO.

HF557470

HF558100

HF557510

HF557270

HF557100

HF557100

HF557180

HF557100

HF556220

HF557470

HF557470

HF557330

HF557470

HF557100

HF557100

HF557220

HF557100

HF556330

HF557470

HF557470

HX809140

HX809150

HX809160

HX809160

HX809160

HX809170

HX809170

47K 1/6W J100K 1/6W J51K 1/6W J27K 1/6W J10K 1/6W J10K 1/6W J18K 1/6W J

10K 1/6W J2.2K 1/6W J47K 1/6W J47K 1/6W J33K 1/6W J47K 1/6W J10K 1/6W J10K 1/6W J22K 1/6W J10K 1/6W J3.3K 1/6W J47K 1/6W J47K 1/6W JEWCE6AF22B24 20KEWCE6AF22A53 5KEWCE6AF22B54 50KEWCE6AF22B54 50K

EWCE6AF22B54 50KEVND8AA0 BQ3 4.7KEVND8AA0 BQ3 4.7K

REMARKS

BALANCER

VOLUME

EQUALIZER BASS

EQUALIZER MID

EQUALIZER TREBLE

QTY

*:New Parts RANK:Japan only

RANK

01010301010101

0101010101010101010101010107070707

070404


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RBX 6JM

6

Pattern side

Component side

BASS MID TREB

BALANCER

FRONT PICKUP

REAR PICKUP

VOLUME

OUTPUT jack

Battery 9V

EPA-QC43210-2

CIRCUIT BOARD


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CN3

(OUTPUT

C42C41

JACK)

0.010.01

9V

CN4

1

321 2

4

(BATTERY)

0.01C37 L3

D5

C34

L1 100H

C33A

0.01

C38

C35

C36

10/16V

10/16V

+

(M.

VOL)

VR2

R55

5KA

3

18K

100p

-6

7

R54

IC1-2

R53

C52

22K

2

4

5

1

7

22K

R56

321

8

1/50V

1/50V

TC7662

IC46

L2

C40

5

12K

R65

3

+

R63

1/50V

C63

OP200GP

12

(BASS)

68K

R64

47K

A

VR5

50KB*2

(TREBLE)

3 1

47K

10K

2

47K R80

C74

1000p

R78

2

R79

47K

10K

R77

18K

R76

2.2K13

22K

R85

C85

330p

330p

R89

R86

R87

2

1

3.3K

47KR88

1

2

C32

48

+-

47K

R52

47K

C51

3

100p

R51

0.01

IC1-1

4.7

K

R13

13

2

R15

C31

C5

10K

+ A

R31

33K 27KR32

+

R74C61

R61

33K

IC2-1

100p

R62

OP200GP

+-

8 4

0.133K

C73

TL062

32 0.033

C62

R57

33

(BAL)

R14

A

2

4.7

K

B4.7

K C6

1

+

10K

VR1

20KB*2

BALANCER

+

Q2

C1+

2.2M

R1

1M

2SK30

6.8

K

E301R9

2SK30

D1

R5Q1

FRONT

2SK30

+2.2M

R7

C3

1M

6.8

K

1M

2.2M

R10

D2

R6

C2

R2

2SK30

Q4

R3

R11

E301

D3Q3

E301

21

CN221

CN1

REAR

P.U.

P.U.

C82

10K

-

C81

10K

0.022

C72

R72

51K

100K

5

IC3-2

IC2-2

+

48R84

R73

27K

6

R75

1500p

2200p

100p

R71

C71

0.0

22

6 5

TL062

- + 10K

C83

R83

47K

R82

VR8

B4.7

K

3

TL062

R81

33K

R4

IC3-1

TL0621

E301

22K

1M

R8

C4

+2.2M

4.7

K

+

R12

D4

32

R23

-

VR3

22/16V

A

50KB

(MID)

VR4

CeramicC

apacitor

ElectrolyticCapacitor

ElectrolyticCapacitor

MylarCap

acitor

Tantalum

Capacitor

(Audio)

50KBC

53

+

33

4.7

K

VR7

C84

3

100H

100H

100H

C39

470K

R21

10/16V

L4

22/16V

1 7 7

R16

10K

0.1/16V

0.1/16V

0.1/16V

0.1/16V

22/16V

10/16V

22/16V

STE-B

ACC-0

2

RBX 6JM

7

CIRCUIT DIAGRAM


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FRONT PICKUP REAR PICKUP

Box for dry cell

VOLUME

5k ohmBALANCER

20k ohm

BASS

MID

TREBOUTPUT

Equalizer

50k ohm

to bridge GND

RBX 6JM

8

WIRING

SPECIFICATIONS

STANDARD SPECIFICATIONS

Scale Length 889.0mm

Body-Neck ConstructionBolt On

Length1157.3mm

Width 351.0mm

Net Weight5.0kg

COLOR

Body

TBTurquoise Blue

RRRuby RedNeck

TBTurquoise Blue

RRRuby Red

BODY

MaterialAlder

VeneerFigured Maple

Body Depth44.0mm

FINGERBOARD

MaterialEbony

Fingerboard Width0-F 51.0 mm, 12-F 83.0 mm

No. of Frets 24

NECK

MaterialMaple

Neck Thickness1-F 20.0 mm, 12-F 23.2 mm

PARTS

HardwareGold Plated

Nut Bone

Bridge BPX-6C: Solid Brass (Gold)

StringsYAMAHA H6010

CONTROLS

Volume 5k ohm x1

Balancer 20k ohm x1

Equalizer50k ohm x3

PICKUPS

Front/RearDouble Coil

Magnet

Front/RearAlnico

rbx_6jm.pdf

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