Yamaha TRB-6PII User manual

0.79K-792 Printed in Japan ’00.04
TRB-6P /TRB-5P
SERVICE MANUAL
EG 011512
ELECTRIC BASS
HAMAMATSU, JAPAN
CONTENTS
OVERALL ASSEMBLY ............................................... 2
ELECTRICAL PARTS ............................................. 6
CIRCUIT BOARD ............................................. 8
CIRCUIT DIAGRAM .................................................... 9
WIRING ..................................................................... 10
SPECIFICATIONS .................................................. 10
TRB-6P TRB-5P
This document is printed on chlorine free (ECF) paper with soy ink.

TRB-6P /TRB-5P
2
OVERALL ASSEMBLY
F08
Jack Assembly
TRB-6P
E02E01
E07
E14
E12
E11
G04
G03
G01
E20
E26 E27
E22
F08
E23
F01
F02 F04
E22
E23F03
E23
E23
E25
E19E18
D01
G09
G08
G06
PIEZO MIX: 20KB VOLUME: 5KA
BALANCE: 20KB
EQUALIZER BASS: 50KW
EQUALIZER MID: 50KW
EQUALIZER TREBLE: 50KW
B03
B02
B01
F08ab F08aa F08ac
F08a
E11
Bridge Assembly

TRB-6P /TRB-5P
3
REF NO. PART NO. DESCRIPTION REMARKS QTY
: New Parts RANK: Japan only
*
*
*
*
*
*
*
OVERALL ASSEMBLY TRB-6PII
D01 Body
E01 Tuning Machine Assembly GB70L+GB7 (GOLD) 3 08
E01 Tuning Machine Assembly GB70+GB7 (GOLD) 3 08
E02 Round Head Wood Screw 2.4X10 (GOLD) 6 02
E07 Nut 51mm 10
E11 Bridge Assembly BPZ-7 (GOLD) 6
E12 Flat Head Tapping Screw 3.5X30 (GOLD) 12
E14 Strings H6010 1set (QC02470)
E18 Strap Button EP-B2 (GOLD) 2 02
E19 Oval HeadTapping Screw 3.5X25 (GOLD) 2 02
E20 Spacer BL 201
E22 Knob Assembly LEX B-22 207
E23 Knob Assembly LEX B-18 407
E25 Sheet
E26 Back Cover Electrical (BL) 08
E27 Oval HeadTapping Screw 2.7X13 FCM3BL (BL) 5 03
F01 Electrical Unit (1) 3-BAND EQ.
F02 Box for Dry Cell (2) BATTERY 9V 07
F03 Rotary Variable Resistor B-20K ohm PIEZO MIX
F04 Pan Head Tapping Screw 3.0X8 FCM3BL (BL) 2
F08 Electrical Unit(Jack Assy) (3) (QC45030)
F08a Jack NI OUTPUT 04
F08aa Hexagonal Nut
F08ab Rubber Ring
F08ac Flat Washer
G01 Pickup Assembly FRONT 22
G03 Pan Head Tapping Screw 3.0X30 FCM3BL (BL) 3 01
G04 Pickup Cushion 202
G06 Pickup Assembly REAR 22
G08 Pan Head Tapping Screw 3.0X35 FCM3BL (BL) 3 01
G09 Pickup Cushion 202
H01 Accessory Unit (G-1) 1set 07
Cord D 05
Wrench #1.5 01
Wrench #5 04
Bridge Assembly BPZ-7 (GOLD) 6
B01 Pickup Assembly PIEZO 6
B02 Pan Head Screw 3.0X40 (BL) 601
B03 Spring BL 601
--
QC028300
QC028400
03704070
QC428100
QC442900
QC443000
--
QC224600
03706630
VB793700
QC205700
QC205800
QC442800
QC425800
EB620020
QC558600
VK505700
QC449100
QC025000
--
LX800760
--
--
--
QC429100
EM830230
QC232300
QC429200
03741140
QC232300
QC354000
QA262600
AA804050
AA805430
QC442900
QC445600
EA330400
VJ402400
TRB-6P
RANK

TRB-6P /TRB-5P
4
TRB-5P
E14
E12
E11
G04
G03
G01
E20
E26 E27
E22
F08
E23
F01
F02 F04
E22
E23F03
E23
E23
E25
E19E18
D01
G09
G08
G06
PIEZO MIX: 20KB VOLUME: 5KA
BALANCE: 20KB
EQUALIZER BASS: 50KW
EQUALIZER MID: 50KW
EQUALIZER TREBLE: 50KW
E02E01
E07
OVERALL ASSEMBLY
F08
Jack Assembly
B03
B02
B01
F08ab F08aa F08ac
F08a
E11
Bridge Assembly

TRB-6P /TRB-5P
5
REF NO. PART NO. DESCRIPTION REMARKS QTY
: New Parts RANK: Japan only
*
*
*
*
*
*
*
OVERALL ASSEMBLY TRB-5PII
D01 Body
E01 Tuning Machine Assembly GB70L+GB7 (GOLD) 3 08
E01 Tuning Machine Assembly GB70+GB7 (GOLD) 2 08
E02 Round Head Wood Screw 2.4X10 (GOLD) 5 02
E07 Nut 43mm 10
E11 Bridge Assembly BPZ-7 (GOLD) 5
E12 Flat Head Tapping Screw 3.5X30 (GOLD) 10
E14 Strings H4050 1set (AA82119)
E18 Strap Button EP-B2 (GOLD) 2 02
E19 Oval HeadTapping Screw 3.5X25 (GOLD) 2 02
E20 Spacer BL 201
E22 Knob Assembly LEX B-22 207
E23 Knob Assembly LEX B-18 407
E25 Sheet
E26 Back Cover Electrical (BL) 08
E27 Oval HeadTapping Screw 2.7X13 FCM3BL (BL) 5 03
F01 Electrical Unit (1) 3-BAND EQ.
F02 Box for Dry Cell (2) BATTERY 9V 07
F03 Rotary Variable Resistor B-20K ohm PIEZO MIX
F04 Pan Head Tapping Screw 3.0X8 FCM3BL (BL) 2
F08 Electrical Unit(Jack Assy) (3) (QC45030)
F08a Jack NI OUTPUT 04
F08aa Hexagonal Nut
F08ab Rubber Ring
F08ac Flat Washer
G01 Pickup Assembly FRONT 22
G03 Pan Head Tapping Screw 3.0X30 FCM3BL (BL) 3 01
G04 Pickup Cushion 202
G06 Pickup Assembly REAR 22
G08 Pan Head Tapping Screw 3.0X35 FCM3BL (BL) 3 01
G09 Pickup Cushion 202
H01 Accessory Unit (G-1) 1set 07
Cord D 05
Wrench #1.5 01
Wrench #5 04
Bridge Assembly BPZ-7 (GOLD) 5
B01 Pickup Assembly PIEZO 5
B02 Pan Head Screw 3.0X40 (BL) 501
B03 Spring BL 501
--
QC028300
QC028400
03704070
QC428000
QC442900
QC443000
--
QC224600
03706630
VB793700
QC205700
QC205800
QC442800
QC425800
EB620020
QC558600
VK505700
QC449100
QC025000
--
LX800760
--
--
--
QC428900
EM830230
QC232300
QC429000
03741140
QC232300
QC354000
QA262600
AA804050
AA805430
QC442900
QC445600
EA330400
VJ402400
TRB-5P
RANK

TRB-6P /TRB-5P
6
REF NO. PART NO. DESCRIPTION REMARKS QTY
: New Parts RANK: Japan only
*
*
*
ELECTRICAL PARTS TRB-6PII/TRB-5PII
Electrical Unit (1) 3-BAND EQ. (QC55840)
Hexagonal Nut 5
Wire XH 2P L=150 5
C1 Tantalum Capacitor 0.1uF/16V 02
-4 Tantalum Capacitor 0.1uF/16V 02
C5 Electlytic Cap. 22u/16V R3A-16V220 05
C6 Electlytic Cap. 22u/16V R3A-16V220 05
C21 Mylar Capacitor 1500pF 01
C22 Ceramic Capacitor 100pF/50V 01
C23 Tantalum Capacitor 0.15uF/16V 02
C24 Tantalum Capacitor 0.15uF/16V 02
C25 Ceramic Capacitor 330pF/50V 01
C31 Electlytic Cap. 10u/16V RC3-16V100 01
C32 Ceramic Capacitor 0.01uF 01
C33 Electlytic Cap. 22u/16V R3A-16V220 05
C34 Electlytic Cap. 10u/16V RC3-16V100 01
C35 Ceramic Capacitor 0.01uF 01
C36 Electlytic Cap. 10u/16V RC3-16V100 01
C37 Ceramic Capacitor 0.01uF 01
C38 Electlytic Cap. 10u/16V RC3-16V100 01
C39 Electlytic Cap. 1u/50V RC3-50V010M 01
C40 Electlytic Cap. 1u/50V RC3-50V010M 01
C41 Ceramic Capacitor 0.01uF 01
C42 Ceramic Capacitor 0.01uF 01
C51 Ceramic Capacitor 100pF/50V 01
C52 Ceramic Capacitor 100pF/50V 01
C53 Electlytic Cap. 22u/16V R3A-16V220 05
C61 Mylar Capacitor 0.018uF
C62 Mylar Capacitor 6800pF
C63 Electlytic Cap. 1u/50V RC3-50V010M 01
C71 Ceramic Capacitor 47pF/50V 01
C72 Mylar Capacitor 0.027uF 01
C73 Mylar Capacitor 0.033uF 03
C81 Mylar Capacitor 2200pF 01
C82 Mylar Capacitor 1500pF 01
C83 Ceramic Capacitor 100pF/50V 01
C84 Ceramic Capacitor 330pF/50V 01
C85 Ceramic Capacitor 330pF/50V 01
CN1 Connector B2B-XH-A 2P to FRONT PICKUP 01
CN2 Connector B2B-XH-A 2P to REAR PICKUP 01
CN3 Connector B4B-XH-A 4P to OUTPUT JACK 01
CN4 Connector B2B-XH-A 2P to BATTERY 01
CN5 Connector B2B-XH-A 2P to PIEZO PICKUP 01
CN6 Connector B3B-XH-A 3P to PIEZO MIX 01
D1 Diode E-301 05
-4 Diode E-301 05
D5 Diode 1SR139-100 01
IC1 IC OP200GP OP AMP 12
IC2 IC TL062CP OP AMP 07
IC3 IC TL062CP OP AMP 07
IC4 IC TC7662BEPA 10
L1 Ciol ELEXG101KA 100uH 04
-4 Ciol ELEXG101KA 100uH 04
Q1 FET 2SK30ATM(O) 04
-4 FET 2SK30ATM(O) 04
R1 Carbon Resistor 1.0M 1/6W J 01
-4 Carbon Resistor 1.0M 1/6W J 01
R5 Carbon Resistor 2.2M 1/6W J 03
-8 Carbon Resistor 2.2M 1/6W J 03
R9 Carbon Resistor 6.8K 1/6W J 01
-12 Carbon Resistor 6.8K 1/6W J 01
R13 Carbon Resistor 10K 1/6W J 01
R14 Carbon Resistor 10K 1/6W J 01
R15 Carbon Resistor 4.7K 1/6W J 01
R16 Carbon Resistor 4.7K 1/6W J 01
R21 Carbon Resistor 470K 1/6W J 03
R22 Carbon Resistor 4.7K 1/6W J 01
R23 Carbon Resistor 27K 1/6W J 01
R24 Carbon Resistor 22K 1/6W J 01
QC558600
QC434900
--
FP355100
FP355100
FX804200
FX804200
UA153150
FG212100
FP355150
FP355150
FG212330
UI137100
FG444100
FX804200
UI137100
FG444100
UI137100
FG444100
UI137100
UI166100
UI166100
FG444100
FG444100
FG212100
FG212100
FX804200
UA154180
UA153680
UI166100
FG211470
UA154270
UA154330
UA153220
UA153150
FG212100
FG212330
FG212330
LB918020
LB918020
LB918040
LB918020
LB918020
LB918030
IX808800
IX808800
QC183900
IX808770
IG070700
IG070700
IX808780
GX804490
GX804490
IX808790
IX808790
HF559100
HF559100
HF559220
HF559220
HF556680
HF556680
HF557100
HF557100
HF556470
HF556470
HF558470
HF556470
HF557270
HF557220
ELECTRICAL PARTS
RANK

TRB-6P /TRB-5P
7
: New Parts RANK: Japan only
*
*
*
*
*
R25 Carbon Resistor 47K 1/6W J 01
R26 Carbon Resistor 15K 1/6W J 01
R31 Carbon Resistor 33K 1/6W J 01
R32 Carbon Resistor 27K 1/6W J 01
R51 Carbon Resistor 47K 1/6W J 01
R52 Carbon Resistor 47K 1/6W J 01
R53 Carbon Resistor 33K 1/6W J 01
R54 Carbon Resistor 33 1/6W J 03
R55 Carbon Resistor 18K 1/6W J 01
R56 Carbon Resistor 22K 1/6W J 01
R57 Carbon Resistor 33 1/6W J 03
R61 Carbon Resistor 33K 1/6W J 01
R62 Carbon Resistor 33K 1/6W J 01
R63 Carbon Resistor 12K 1/6W J 01
R64 Carbon Resistor 68K 1/6W J 01
R65 Carbon Resistor 47K 1/6W J 01
R71 Carbon Resistor 33 1/6W J 03
R72 Carbon Resistor 22K 1/6W J 01
R73 Carbon Resistor 22K 1/6W J 01
R74 Carbon Resistor 22K 1/6W J 01
R75 Carbon Resistor 22K 1/6W J 01
R76 Carbon Resistor 1.0K 1/6W J 01
R81 Carbon Resistor 33K 1/6W J 01
R82 Carbon Resistor 47K 1/6W J 01
R83 Carbon Resistor 10K 1/6W J 01
R84 Carbon Resistor 10K 1/6W J 01
R85 Carbon Resistor 22K 1/6W J 01
R86 Carbon Resistor 10K 1/6W J 01
R87 Carbon Resistor 3.3K 1/6W J 01
R88 Carbon Resistor 47K 1/6W J 01
R89 Carbon Resistor 47K 1/6W J 01
VR1 Rotary Variable Resistor RK14K1240B24 20KB BALANCE
VR2 Rotary Variable Resistor RK14K1240A53 5KA VOLUME
VR3 Rotary Variable Resistor RK14K1240W54 50KW EQUALIZER BASS
VR4 Rotary Variable Resistor RK14K1240W54 50KW EQUALIZER MID
VR5 Rotary Variable Resistor RK14K1240W54 50KW EQUALIZER TREBLE
VR7 Trimmer Potentiometer EVND8AAO BQ3 4.7K Noise cancel 04
VR8 Trimmer Potentiometer EVND8AAO BQ3 4.7K Noise cancel 04
HF557470
HF557150
HF557330
HF557270
HF557470
HF557470
HF557330
HF554330
HF557180
HF557220
HF554330
HF557330
HF557330
HF557120
HF557680
HF557470
HF554330
HF557220
HF557220
HF557220
HF557220
HF556100
HF557330
HF557470
HF557100
HF557100
HF557220
HF557100
HF556330
HF557470
HF557470
AAX14660
AAX14670
AAX14680
AAX14680
AAX14680
HX809170
HX809170
REF NO. PART NO. DESCRIPTION REMARKS QTY
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 INYOUR 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.
RANK

TRB-6P /TRB-5P
8
CIRCUIT BOARD
Battery 9V
PIEZO PICKUP
OUTPUT jack
VOLUME
REAR PICKUP
FRONT PICKUP
BALANCE
NECK
PICKUP BRIDGE PICKUP
PIEZO MIX
BASS MID TREB
Component side
Pattern side
EPB-QC55840

TRB-6P /TRB-5P
9
CIRCUIT DIAGRAM
BALANCE
OP AMP
OP AMP
OP AMP
MASTER VOLUME
Electrolytic Capacitor Tantalum Capacitor Mylar Capacitor Ceramic Capacitor Electrolytic Capacitor (Audio)
STE-BACCP-01

TRB-6P /TRB-5P
10
WIRING
FRONT PICKUP
Box for dry cell
REAR PICKUP
TREB
MID
BASS
PIEZO PICKUPS
OUTPUT Jack
BALANCE
20KB
VOLUME
5KA PIEZO MIX
FRONT PICKUP REAR PICKUP
PIEZO PICKUPS
OUTPUT Jack
Box for dry cell
TREB
MID
BASS
BALANCE
20KB
VOLUME
5KA PIEZO MIX
SPECIFICATIONS
STANDARD SPECIFICA TIONS
Scale Length..............................889.0mm
Body-Neck Construction .........Through Neck
Length........................................ 1177mm
Width ......................................... 355mm
Net Weight ................................5.2kg
COLOR
Body
YN ......................................... Yellow Natural
TN ......................................... Tinted Natural
Neck
YN ......................................... Yellow Natural
TN ......................................... Tinted Natural
BODY
Material......................................Light Ash/Figured Maple/Walnut
Body Depth ............................... 41.0mm
FINGERBOARD
Material......................................Ebony
Fingerboard Width ................... 0-F 52.0 mm, 12-F 79.6 mm
No. of Frets................................ 24
NECK
Material......................................Maple/Mahogany
Neck Thickness ........................ 1-F 20.7 mm, 12-F 25.7 mm
PARTS
Hardware ...................................Gold
Nut.............................................. Bone
Bridge ........................................ BPZ-7 (Gold)
Strings........................................ YAMAHA H6010
CONTROLS
Volume .......................................5KA x 1
Balance ...................................... 20KB x 1
Piezo Volume............................. 20KB x 1
Equalizer.................................... 50KW x 3
PICKUPS
Front/Rear ................................ Double Coil
Magnet
Front/Rear ............................... Alnico V
TRB-5P TRB-6P
TRB-6P

TRB-6P /TRB-5P
11
TRB-5P
SPECIFICATIONS
STANDARD SPECIFICA TIONS
Scale Length.............................. 889.0mm
Body-Neck Construction ......... Through Neck
Length........................................ 1160mm
Width ......................................... 334.5mm
Net Weight ................................ 4.5kg
COLOR
Body
YN ......................................... Yellow Natural
TN ......................................... Tinted Natural
Neck
YN ......................................... Yellow Natural
TN ......................................... Tinted Natural
BODY
Material...................................... Light Ash+Figured Maple or Buringa or
Ordngkol
Body Depth ............................... 41.0mm
FINGERBOARD
Material...................................... Ebony
Fingerboard Width...................0-F 43.0 mm, 12-F 65.9 mm
No. of Frets................................ 24
NECK
Material...................................... Maple/Mahogany
Neck Thickness ........................ 1-F 20.7 mm, 12-F 25.7 mm
PARTS
Hardware ................................... Gold
Nut.............................................. Bone
Bridge ........................................ BPZ-7 (Gold)
Strings........................................ YAMAHA H4050
CONTROLS
Volume .......................................5KA x 1
Balance ...................................... 20KB x 1
Piezo Volume............................. 20KB x 1
Equalizer.................................... 50KW x 3
PICKUPS
Front/Rear ................................ Double Coil
Magnet
Front/Rear ............................... Alnico V