BB 604 605

CONTROL SYSTEM

OUTPUT JACK MASTER VOLUME BASS TREBLE MID. CUT SW.

BO NE CK PIC KU OS

QC67720 Printed in Japan

PANPOT

MID. CUT OFF

T BO OS T CU T

P PIC BRI KU DG P E

MID. CUT ON

BRIDGE PICKUP NECK PICKUP

MID. CUT FREQ.

ELECTRIC BASS

BB604/BB605

SERVICE MANUAL
WARNING : CHEMICAL CONTENT NOTICE!
The solder used in the production of this product contains LEAD. In addition, other electrical/ electronic and/or plastic (Where applicable) 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 REASON WHAT SO EVER! Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor! If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food.

BB 605

This document is printed on chlorine free (ECF) paper with soy ink.
CONTENTS OVERALL ASSEMBLY.. 2 ELECTRICAL PARTS.. 6 CIRCUIT BOARD.. 7 CIRCUIT DIAGRAM.. 8 WIRING... 8 SPECIFICATIONS.. 9

EG 011622

0.768K-952

HAMAMATSU, JAPAN

Printed in Japan 02.02

OVERALL ASSEMBLY

E01 E04 E02 E04
E18 Bridge Assembly: Diecast (QC347800)
A seal is attached on the rear of the neck.

BB 604 E05 E06 E10

F12 Jack Installation

F12a F12c

E26 E27
D01 E11 E12 E11 E08 E09 G03 G01 G04 G05 G08 G06 G09 G10 E19 E18 E28 E28a F01b F01e F01f F01g

BALANCER: A+C 500K

F07 F08

E31 E33

E28 E28a F01d F01e F01f F01g

M.VOLUME: B 20K

E28 E28a F01a F01e F01f F01g

BASS: B 50K

F01 F12 F12a F12b F12c E28 E28a F01c F01e F01f F01g

TREBLE: B 50K

E27 E26
F01h F01i F01j F01k E28 E28a F01a F01e F01f F01g

MID FREQ.: A 50K

DESCRIPTION OVERALL ASSEMBLY * A01 AAX33700 Neck Assembly * A01 AAX33710 Neck Assembly * A01 AAX33720 Neck Assembly A01b Seal -REF NO.

PART NO.

REMARKS BB604 YNS WR BL (QC67600)
D01 E01 E02 E04 E05 E06 E07 E08 E09 E10 E11 E12 E18 E19 E21 E25 E26 E27 E28 E28a * E31 E33 F01

* F01c

-QC336300 QCVB518400 VJCBCB821090 AA819960 EN240050 QC347800 EN230130 -BB802460 EN230130 VB793700 QC032200 -QC677100 EB620020 --
Body Tuning Machine Assembly Tuning Machine Assembly Round Head Wood Screw String Guide Spacer Oval Head Wood Screw Rod Cover Oval Head Wood Screw Nut Neck Plate Oval Head Tapping Screw Bridge Assembly Oval Head Tapping Screw Strings Strap Button Oval Head Tapping Screw Spacer Knob Assembly Set Screw Back Cover Oval Head Wood Screw Electrical Unit Variable Resistor Variable Resistor Variable Resistor Hexagonal Nut Flat Washer Toothed Lock Washer Toggle Switch Toothed Lock Washer Flat Washer Hexagonal Nut Box for Dry Cell Pan Head Tapping Screw Jack Hexagonal Nut Toothed Lock Washer Rubber Ring Pickup Assembly Pan Head Tapping Screw Pickup Cushion Round Head Wood Screw Pickup Assembly Pan Head Tapping Screw Pickup Cushion Round Head Wood Screw Accessory Unit Cord Wrench Wrench Bridge Assembly Bridge Base Bridge Piece Assembly Bridge Piece Assembly 500K ohm A+C CC 50K ohm B CC 20K ohm B RM1243 (Gold) RM1243L (Gold) 2.4X10 (Gold) Gold Black 2.7X20 (Gold) Black 2.1X10 FCM3BL Urea 40mm (Ivory) Square (Gold) 4.0X45 (Gold) Diecast (Gold) 3.0X25 (Gold) H4030 ST-type (Gold) 3.0X25 (Gold) Felt (Black) VK-3 H=16.5 (Gold) 4.0X6 (Gold) Electrical (Black) 2.7X13 FCM3BL 4 1set (QC35100) 06 03
BAL,VOL,BASS,TREBLE,M-FQ Black (QC67160) 1set BALANCER TREBLE M.VOLUME with Volume with Volume with Volume MID FREQ.(ON-OFF) with Toggle Switch with Toggle Switch with Toggle Switch Black
* F01a QC671500 Circuit Board
F01b QC259400 QC672100 F01d QC259500 F01e -F01f -F01g -* F01h QC677900 F01i -F01j -F01k -F07 QA223300 F08 QC025000 F12 QA209900 F12a -F12b -F12c -G01 G03 G04 G05 * G06 G08 G09 G10

ON-ON (Black)

04 3.0X8 FCM3BL Gold 2 07
QC670100 VJ388800 CB815450 EA620060 QC670200 VJ388800 CB815450 EA620060 QC354000 QA262600 --QC347800 QC348000 NX818360 NX818370
S/C KPBO (Black) 2.6X35 FCM3BL 85X17X15 2.7X13 FCM33G S/C KPBO (Black) 2.6X35 FCM3BL 85X17X15 2.7X13 FCM33G G-1 D #1.5 #5 Diecast (Gold) Gold 1,2 (Gold) 3,4 (Gold)
FRONT Black for Earth Lug (Chrome) REAR Black for Earth Lug (Chrome) 1set

B01 B02 B03

1,2 Strings 3,4 Strings

: New Parts

RANK: Japan only
E18 Bridge Assembly: Diecast (QC704800)

E05 E06

E10 E21

E25 E26 E27

D01 E11 E12 E11 E08 E09 G03 G01 G04 G05 G08 G06 G09 G10 E19 E18 E20 E25 E27 E26 E28 E28a F01b F01e F01f F01g
DESCRIPTION OVERALL ASSEMBLY * A01 AAX33730 Neck Assembly * A01 AAX33740 Neck Assembly * A01 AAX33750 Neck Assembly A01b -Seal

REF NO.

REMARKS BB605 YNS WR BL (QC67590)
D01 E01 E02 E04 E05 E06 E07 E08 E09 E10 E11 E12 E18 E19 E20 E21 E22 E25 E26 E27 E28 E28a E31 E33 F01
-QC336300 QCVB518400 VJCBQC411200 AA819960 EN240050 QC704800 QC706700 VD763000 --BB802460 EN230130 VB793700 QC032200 -QC677100 EB620020 --
Body Tuning Machine Assembly Tuning Machine Assembly Round Head Wood Screw String Guide Spacer Oval Head Wood Screw Rod Cover Oval Head Wood Screw Nut Neck Plate Oval Head Tapping Screw Bridge Assembly Oval Head Tapping Screw Oval Head Tapping Screw Strings Strings Strap Button Oval Head Tapping Screw Spacer Knob Assembly Set Screw Back Cover Oval Head Wood Screw Electrical Unit Variable Resistor Variable Resistor Variable Resistor Hexagonal Nut Flat Washer Toothed Lock Washer Toggle Switch Toothed Lock Washer Flat Washer Hexagonal Nut Box for Dry Cell Pan Head Tapping Screw Jack Hexagonal Nut Toothed Lock Washer Rubber Ring Pickup Assembly Pan Head Tapping Screw Pickup Cushion Round Head Wood Screw Pickup Assembly Pan Head Tapping Screw Pickup Cushion Round Head Wood Screw Accessory Unit Cord Wrench Wrench Bridge Assembly Bridge Base Bridge Piece Assembly Bridge Piece Assembly 500K ohm A+C CC 50K ohm B CC 20K ohm B RM1243 (Gold) RM1243L (Gold) 2.4X10 (Gold) Gold Black 2.7X20 (Gold) Black 2.1X10 FCM3BL Urea 43mm (Ivory) Square (Gold) 4.0X45 (Gold) Diecast (Gold) 4.0X25 (Gold) 4.0X40 (Gold) H4030 H4055 Low-B ST-type (Gold) 3.0X25 (Gold) Felt (Black) VK-3 H=16.5 (Gold) 4.0X6 (Gold) Electrical (Black) 2.7X13 FCM3BL Black 2 1set(4pcs) (AA80931) (QB00400) 01 05
QC669900 VJ388800 CB815450 EA620060 QC670000 VJ388800 CB815450 EA620060 QC354000 QA262600 --QC704800 QC705000 AAX33760 AAX33770
S/C KPBO (Black) 2.6X35 FCM3BL 85X17X15 2.7X13 FCM33G S/C KPBO (Black) 2.6X35 FCM3BL 85X17X15 2.7X13 FCM33G G-1 D #1.5 #5 Diecast (Gold) Gold 1,2 (Gold) 3,4,5 (Gold)

* * * *

1,2 Strings 3,4,5 Strings

ELECTRICAL PARTS

DESCRIPTION ELECTRICAL PARTS QC671500 Circuit Board QC671500 -UA154470 UB051470 UA153680 UI166100 UA154680 UA154680 UA153560 UA153220 UI337100 UI337100 UA155100 UI337100 AAX33780 UA253390 UA155100 UA254560 UI337100 XD901A00 XN309A00 XD901A00 XN309A00 VB797600 RD259100 RD258390 RD259100 RD258470 RD257120 RD257270 RD256680 RD256820 RD257120 RD256330 RD257470 RD257470 RD258470 RD257100 RD257150 RD256100 RD256100 RD258470 RD256100 QC251700 QC671900 Circuit Board Jumper Wire Mylar Capacitor Ceramic Capacitor (chip) Mylar Capacitor Electrolytic Cap. Mylar Capacitor Mylar Capacitor Mylar Capacitor Mylar Capacitor Electrolytic Cap. Electrolytic Cap. Mylar Capacitor Electrolytic Cap. Electrolytic Cap.-BP Mylar Capacitor Mylar Capacitor Mylar Capacitor Electrolytic Cap. IC IC IC IC Diode (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Carbon Resistor (chip) Variable Resistor Variable Resistor L=130mmX4 0.047uF 50V 47pF 50V J 6800pF 1uF 50V 0.068uF 0.068uF 5600pF 50V 2200pF 50V 10uF 16V 10uF 16V 0.1uF 50V 10uF 16V 1uF 50V 3900pF 50V 0.1uF 50V 0.056uF 50V 10uF 16V NJM062M TL062CPS NJM062M TL062CPS RLS-73 1M J 390K J 1M J 470K J 12K J 27K J 6.8K J 8.2K J 12K J 3.3K J 47K J 47K J 470K J 10K J 15K J 1K J 1K J 470K J 1K J 16K-B50K L-18KC/CC 16T1-A50K L-18KC
REMARKS BB604/BB605 1set (QC63170) 1set (QC63170) (QC67200)
C01 C02 C03 C04 C05 C06 C07 C08 C09 C10 C11 C12 * C13 C14 C15 C16 C17 IC1 IC1 IC2 IC2 D01 R01 R02 R03 R04 R05 R06 R07 R08 R09 R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 VR1 * VR2

OP AMP OP AMP

BASS MID FREQ.

CIRCUIT BOARD

to BALANCER to M.VOLUME

Jumper Wire (QC67200)

to BATTERY DC9V

to TREBLE

MID FREQ.

to MID FREQ. SWITCH

Component side

Pattern side

Note: See parts list for details of circuit board component parts.
EPA-QC67150-1 EPA-QC67150-2

CIRCUIT DIAGRAM

MID FREQ. SWITCH
CIRCUIT BOARD FRONT PICKUP BASS BALANCER

BATTERY DC9V

OP AMP

OUTPUT JACK

REAR PICKUP MID FREQ. M.VOLUME

TREBLE

Electrolytic Capacitor Mylar Capacitor Ceramic Capacitor

BAJJ-07

WIRING

FRONT PICKUP REAR PICKUP

Upper side: S (BB604) N (BB605) Upper side: N (BB604) S (BB605)
Screw the lug terminal in cavity for the front pickup.
Screw the lug terminal in cavity for the rear pickup.
to bridge ground MID FREQ. SWITCH (ON-OFF)

GY GY BL BL RE BE BL

Jumper Wire

M.VOLUME B 20K

MID FREQ. A 50K

Box for Dry Cell

RE BL RE WH WH WH RE

TREBLE B 50K

BALANCER A+C 500K BASS B 50K OUTPUT JACK

SPECIFICATIONS

STANDARD SPECIFICA TIONS Scale Length.. 863.6mm Body-Neck Construction. Bolt On Length BB604.. 1141.0mm BB605.. 1159.5mm Width BB604.. 318.5mm BB605.. 324.5mm Net Weight BB604.. 3.9kg BB605.. 4.0kg COLOR Body YNS... Yellow Natural Satin WR.. Wine Red BL.. Black Neck YNS... Yellow Natural Satin WR.. Wine Red BL.. Black BODY Material.. Alder Body Depth. 41mm FINGERBOARD Material.. Rosewood Fingerboard Width BB604.. 0-F 40.0mm, 12-F 56.4mm BB605.. 0-F 43.0mm, 12-F 65.0mm No. of Frets.. 24 NECK Material.. Maple Neck Thickness. 1-F 21.0mm, 12-F 24.4mm PAR TS Hardware.. Gold Plated Nut... Urea Bridge BB604.. Korea: Diecast (Gold) BB605.. Taiwan: Diecast (Gold) Strings BB604.. H4030 BB605.. H4030 (4pcs) H4055 (Low-B) CONTROLS Volume.. B 20K x 1 Balancer.. A+C 500K x 1 Bass.. B 50K x 1 Treble.. B 50K x 1 Mid Freq.. A 50K x 1 MID FREQ. Switch. Toggle Switch (ON-OFF) PICKUPS Front/Rear.. Single Coil Magnet Front/Rear.. Ferrite