Yamaha Guitar Electric Bass Users Manual

RBX775 to the manual fa34915c-0bae-4684-a130-e6bef5cbe5e7

2015-01-15

: Yamaha Guitar-Electric-Bass-Users-Manual yamaha-guitar-electric-bass-users-manual-132213 yamaha pdf

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Page Count: 10

0.768K-072 Printed in Japan ’02.03
EG 011634
ELECTRIC BASS
HAMAMATSU, JAPAN
CONTENTS
OVERALL ASSEMBLY ............................................ 2
ELECTRICAL PARTS ............................................. 6
CIRCUIT BOARD ............................................ 7
CIRCUIT DIAGRAM .................................................. 8
WIRING .................................................................... 9
SPECIFICATIONS ............................................... 10
This document is printed on chlorine free (ECF) paper with soy ink.
RBX774/RBX775
SERVICE MANUAL
RBX775RBX774
RBX774/RBX775
2
A01a
A01b
A seal is attached
on the rear of the neck.
RBX 774
E02
E10
E21
E01 E04 E04
E28
F01a
F08 F09 F10
M.VOLUME: A 20KΩ
E28a
E28
F01a
F08 F09 F10
M.TONE: A 20KΩ
E28a
A01
E26
E27
E25
D01
E11
E08 E09
E14
E11 E12
G01 G04
G03
G06 G09
G08
E18
E19
E08
E09
E26
E27
F11
F11a F11b F11c
E25
F01c
F01b
F03
F01 F17
E31 E33
F06 F07
F04
F05
OVERALL ASSEMBLY
Jack Installation
F11
F11c
F11
F11a
F11b
Bridge Assembly: BPZ-8 Diecast (QC674000)
E18
B01
B02
RBX774
RBX774/RBX775
3
: New Parts RANK: Japan only
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OVERALL ASSEMBLY RBX774
A01 Neck Assembly BL with Head Panel
A01 Neck Assembly FSL with Head Panel
A01 Neck Assembly FLB with Head Panel
A01a Seal (QC67460)
A01b Head Panel Natural (QC67250)
D01 Body
E01 Tuning Machine Assembly RM1243 (Black) Right 2 09
E02 Tuning Machine Assembly RM1243L (Black) Left 2 09
E04 Round Head Wood Screw 2.4X10 FCM3BL Black 4 01
E08 Rod Cover Black
E09 Round Head Wood Screw 2.7X13 FCM3BL Black 2 01
E10 Nut Urea 40mm (Black)
E11 Neck Joint Bushing Black 404
E12 Oval Head Tapping Screw 4.5X35 FCM3BL Black 2
E14 Oval Head Tapping Screw 4.5X40 FCM3BL Black 2
E18 Bridge Assembly BPZ-8 (Black) Diecast 4
E19 Flat Head Tapping Screw 3.0X25 FCM3BL Black 8
E21 Strings H4030 1set(4pcs) (AA80931)
E25 Strap Button SG-type (Black) 2
E26 Oval Head Tapping Screw 3.5X25 FCM3BL Black 2 01
E27 Spacer Felt (Black) 201
E28 Knob Assembly Black M.VOLUME,M.TONE 2 07
E28a Screw M3.0X6 ZMC-BL Black 2
E31 Back Cover Electrical (Black)
E33 Oval Head Wood Screw 2.7X13 FCM3BL Black 4 03
F01 Electrical Unit (QC67440)
F01a Circuit Board with VOL,TONE VR
F01b Toggle Switch 3P DM-20 PICKUP
F01c Toggle Switch (Mini) ON-ON (Black) BOOST (ON-OFF) 06
F03 Knob, Pickup Switch SGV-type FCM3BL Black
F04 Nut Black with Pickup Switch
F05 Nut Black with Boost Switch
F06 Box for Dry Cell 04
F07 Pan Head Tapping Screw 3.0X8 FCM3BL Black 2
F08 Hexagonal Nut with Volume 2
F09 Flat Washer with Volume 2
F10 Toothed Lock Washer with Volume 2
F11 Jack Gold 07
F11a Hexagonal Nut
F11b Rubber Ring
F11c Toothed Lock Washer
F17 Round Head Wood Screw 2.7X13 FCM33G for Earth Lug (Chrome) 2 03
G01 Pickup Assembly H/B (Black) FRONT 13
G03 Pan Head Tapping Screw 2.6X35 FCM3BL Black 3 02
G04 Pickup Cushion 55X25X18 02
G06 Pickup Assembly H/B (Black) REAR 13
G08 Pan Head Tapping Screw 2.6X35 FCM3BL Black 3 02
G09 Pickup Cushion 55X25X18 02
H01 Accessory Unit G-1 1set 07
Cord D 05
Wrench #1.5
Wrench #5
H02 Battery 9V Dry Cell (PC10008)
Bridge Assembly BPZ-8 (Black) Diecast 4
B01 Pan Head Screw 3.0X40 FCM3BL Black 4 01
B02 Spring Black 401
AAX34350
AAX34360
AAX34370
--
--
--
QC279100
QC279800
VD763600
QC672700
03704270
QC672600
QC205200
QC685100
QC685200
QC674000
QC685300
--
QC656200
QC613000
VB793700
QC573500
AAX35960
QC674300
EB620020
--
QC687400
QC687500
QC677900
QC685400
--
--
QA223300
QC025000
--
--
--
QA209900
--
--
--
EA620060
QC460500
VJ388800
QC556400
QC460600
VJ388800
QC556400
QC354000
QA262600
--
--
--
QC674000
EA330400
VJ402400
REF NO.
PART NO. DESCRIPTION REMARKS
QTY RANK
RBX774
RBX774/RBX775
4
A01a
A seal is attached
on the rear of the neck.
RBX 775
E02
E10
E22
E01 E04 E04
E28
F01a
F08 F09 F10
M.VOLUME: A 20KΩ
E28a
E28
F01a
F08 F09 F10
M.TONE: A 20KΩ
E28a
E21
A01
E26
E27
E25
D01
E11
E08 E09
E14
E11 E12
G01 G04
G03
G06 G09
G08
E18
E19
E08
E09
E26
E27
F11
F11a F11b F11c
E25
F01c
F01b
F03
F01 F17
E31 E33
F06 F07
F04
F05
A01b
Bridge Assembly: BPZ-8 Diecast (QC674000)
E18
B01
B02
OVERALL ASSEMBLY
RBX775
F11c
F11
F11a
F11b
Jack Installation
F11
RBX774/RBX775
5
: New Parts RANK: Japan only
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OVERALL ASSEMBLY RBX775
A01 Neck Assembly BL with Head Panel
A01 Neck Assembly FSL with Head Panel
A01 Neck Assembly FLB with Head Panel
A01a Seal (QC67290)
A01b Head Panel Natural (QC67220)
D01 Body
E01 Tuning Machine Assembly RM1243 (Black) Right 3 09
E02 Tuning Machine Assembly RM1243L (Black) Left 2 09
E04 Round Head Wood Screw 2.4X10 FCM3BL Black 5 01
E08 Rod Cover Black
E09 Round Head Wood Screw 2.7X13 FCM3BL Black 2 01
E10 Nut Urea 43mm (Black)
E11 Neck Joint Bushing Black 404
E12 Oval Head Tapping Screw 4.5X35 FCM3BL Black 2
E14 Oval Head Tapping Screw 4.5X40 FCM3BL Black 2
E18 Bridge Assembly BPZ-8 (Black) Diecast 5
E19 Flat Head Tapping Screw 3.0X25 FCM3BL Black 10
E21 Strings H4030 1set(4pcs) (AA80931)
E22 Strings H4055 Low-B (QB00400)
E25 Strap Button SG-type (Black) 2
E26 Oval Head Tapping Screw 3.5X25 FCM3BL Black 2 01
E27 Spacer Felt (Black) 201
E28 Knob Assembly Black M.VOLUME,M.TONE 2 07
E28a Screw M3.0X6 ZMC-BL Black 2
E31 Back Cover Electrical (Black)
E33 Oval Head Wood Screw 2.7X13 FCM3BL Black 4 03
F01 Electrical Unit (QC67440)
F01a Circuit Board with VOL,TONE VR
F01b Toggle Switch 3P DM-20 PICKUP
F01c Toggle Switch (Mini) ON-ON (Black) BOOST (ON-OFF) 06
F03 Knob, Pickup Switch SGV-type FCM3BL Black
F04 Nut Black with Pickup Switch
F05 Nut Black with Boost Switch
F06 Box for Dry Cell 04
F07 Pan Head Tapping Screw 3.0X8 FCM3BL Black 2
F08 Hexagonal Nut with Volume 2
F09 Flat Washer with Volume 2
F10 Toothed Lock Washer with Volume 2
F11 Jack Gold 07
F11a Hexagonal Nut
F11b Rubber Ring
F11c Toothed Lock Washer
F17 Round Head Wood Screw 2.7X13 FCM33G for Earth Lug (Chrome) 2 03
G01 Pickup Assembly H/B (Black) FRONT 13
G03 Pan Head Tapping Screw 2.6X35 FCM3BL Black 3 02
G04 Pickup Cushion 55X25X18 02
G06 Pickup Assembly H/B (Black) REAR 13
G08 Pan Head Tapping Screw 2.6X35 FCM3BL Black 3 02
G09 Pickup Cushion 55X25X18 02
H01 Accessory Unit G-1 1set 07
Cord D 05
Wrench #1.5
Wrench #5
H02 Battery 9V Dry Cell (PC10008)
Bridge Assembly BPZ-8 (Black) Diecast 5
B01 Pan Head Screw 3.0X40 FCM3BL Black 5 01
B02 Spring Black 501
AAX34380
AAX34390
AAX34400
--
--
--
QC279100
QC279800
VD763600
QC672400
03704270
QC672300
QC205200
QC685100
QC685200
QC674000
QC685300
--
--
QC656200
QC613000
VB793700
QC573500
AAX35960
QC674300
EB620020
--
QC687400
QC687500
QC677900
QC685400
--
--
QA223300
QC025000
--
--
--
QA209900
--
--
--
EA620060
QC472800
VJ388800
QC556400
QC472900
VJ388800
QC556400
QC354000
QA262600
--
--
--
QC674000
EA330400
VJ402400
REF NO.
PART NO. DESCRIPTION REMARKS
QTY RANK
RBX775
RBX774/RBX775
6
: New Parts RANK: Japan only
*
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ELECTRICAL PARTS RBX774/RBX775
Circuit Board (QC68780)
Circuit Board (QC68780)
C01 Mylar Capacitor 0.047uF/50V 01
C02 Ceramic Capacitor (chip) 47pF/50V J 01
C03 Electrolytic Capacitor 1uF/50V 01
C04 Mylar Capacitor 0.068uF/50V 02
C05 Mylar Capacitor 0.068uF/50V 02
C06 Mylar Capacitor 5600pF/50V
C07 Electrolytic Capacitor 1uF/50V 01
C08 Mylar Capacitor 2200pF/50V 01
C09 Mylar Capacitor 0.22uF/50V
C10 Electrolytic Capacitor 10uF/16V 01
C11 Electrolytic Capacitor 10uF/16V 01
D01 Diode (chip) RLS-73 01
IC1 IC NJM062M OP AMP 02
IC1 IC TL062CPS 03
R01 Carbon Resistor (chip) 1M J 01
R02 Carbon Resistor (chip) 220K J 01
R03 Carbon Resistor (chip) 270K J 01
R04 Carbon Resistor (chip) 470K J 01
R05 Carbon Resistor (chip) 6.8K J 01
R06 Carbon Resistor (chip) 43K J 01
R07 Carbon Resistor (chip) 12K J 01
R08 Carbon Resistor (chip) 27K J 01
R09 Carbon Resistor (chip) 6.8K J 01
R10 Carbon Resistor (chip) 8.2K J 01
R11 Carbon Resistor (chip) 8.2K J 01
R12 Carbon Resistor (chip) 27K J 01
R13 Carbon Resistor (chip) 1K J 01
R14 Carbon Resistor (chip) 47K J 01
R15 Carbon Resistor (chip) 47K J 01
VR1 Variable Resistor 16T1-A20K L-18KC M.VOLUME
VR2 Variable Resistor 16T1-A20K L-18KC M.TONE
QC687400
QC687400
UA154470
UB051470
UI166100
UA154680
UA154680
UA153560
UI166100
UA153220
UA155220
UI337100
UI337100
VB797600
XD901A00
XN309A00
RD259100
RD258220
RD258270
RD258470
RD256680
RD257430
RD257120
RD257270
RD256680
RD256820
RD256820
RD257270
RD256100
RD257470
RD257470
QC687600
QC687600
REF NO.
PART NO. DESCRIPTION REMARKS
QTY RANK
ELECTRICAL PARTS
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.
RBX774/RBX775
7
CIRCUIT BOARD
Component side
Pattern side
Note: See parts list for details of circuit board component parts.
EPA-QC68740-2
to BOOST SWITCH to BATTERY DC9V
to OUTPUT JACK
M.VOLUMEM.TONE
to PICKUP SWITCH
RBX774/RBX775
8
CIRCUIT DIAGRAM
FRONT
PICKUP
PICKUP SWITCH
(3P Toggle: DM-20)
BOOST
SWITCH
(ON-OFF)
M.TONE M.VOLUME
BAHH-02
REAR
PICKUP
OP AMP
OP AMP
Electrolytic Capacitor
Mylar Capacitor
Ceramic Capacitor
OUTPUT
JACK
BATTERY
DC9V
CIRCUIT BOARD
RBX774/RBX775
9
WIRING
GR
OR
BL
BL
BL
BL
RE
RE
WH
WH
FRONT PICKUP
Box for Dry Cell
M.VOLUME
A 20KΩ
PICKUP SWITCH
(3P Toggle: DM-20)
OUTPUT JACK
to bridge ground
BOOST SWITCH
(ON-OFF)
M.TONE
A 20KΩ
REAR PICKUP
Screw the lug terminal in
cavity for the front pickup.
Screw the lug
terminal in cavity
for the rear pickup.
Screw with
the following
earth lug.
CIRCUIT BOARD
RBX774
RBX775
FRONT PICKUP
Box for Dry Cell
M.VOLUME
A 20KΩ
PICKUP SWITCH
(3P Toggle: DM-20)
OUTPUT JACK
to bridge ground
BOOST SWITCH
(ON-OFF)
M.TONE
A 20KΩ
CIRCUIT BOARD
REAR PICKUP
Screw the lug terminal in
cavity for the front pickup.
Screw the lug
terminal in cavity
for the rear pickup.
Screw with
the following
earth lug.
GR
OR
BL
BL
BL
BL
RE
RE
WH
WH
RBX774/RBX775
10
SPECIFICATIONS
STANDARD SPECIFICA TIONS
Scale Length..............................889.0mm
Body-Neck Construction .........Bolt On
Length
RBX774 ................................... 1134.0mm
RBX775 ................................... 1158.7mm
Width
RBX774 ................................... 324.4mm
RBX775 ................................... 331.0mm
Net Weight
RBX774 ................................... 3.9kg
RBX775 ................................... 4.0kg
COLOR
Body
BL ............................................Black
FSL .......................................... Flat Silver
FLB..........................................Flat Blue
Neck
BL ............................................Black
FSL .......................................... Flat Silver
FLB..........................................Flat Blue
BODY
Material...................................... Alder
Body Depth ............................... 41mm
FINGERBOARD
Material...................................... Rose
Fingerboard Width
RBX774 ................................... 0-F 40.0mm, 12-F 56.4mm
RBX775 ................................... 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
PARTS
Hardware ...................................Black Plated
Nut.............................................. Urea
Bridge ........................................ BPZ-8 Diecast (Black)
Strings
RBX774 ................................... H4030 (4pcs)
RBX775 ................................... H4030 (4pcs)
H4055 (Low-B)
CONTROLS
Volume ....................................... A 20KΩ x 1
Tone ...........................................A 20KΩ x 1
Pickup Switch............................ 3 position Toggle Switch (DM-20)
Boost Switch ............................. Mini Toggle Switch
(2 pole 2 position)
PICKUPS
Front/Rear ................................ Humbucking
Magnet
Front/Rear ............................. Ferrite

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