background image

TRB-4

II

6

CIRCUIT BOARD

Pattern side

Component side

BASS

MID

TREB

PANPOT

NECK

PICKUP

BRIDGE

PICKUP

FRONT PICKUP

REAR PICKUP

VOLUME

OUTPUT jack

Battery 9V

4NB70-QC43210

Summary of Contents for TRB-4 II

Page 1: ...SERVICE MANUAL ELECTRIC BASS TRB 4II CONTENTS OVERALL ASSEMBLY 2 ELECTRICAL PARTS 4 CIRCUIT BOARD 6 CIRCUIT DIAGRAM 7 WIRING 8 SPECIFICATIONS 8 EG 011388 HAMAMATSU JAPAN 0 9K 611 Printed in Japan 98 02 ...

Page 2: ...E01 E11 Bridge Assembly BPX 4C GOLD VK284600 E09 E08 F04 F02 E12 E11 E27 E26 E07 E18 A01 F08 E22 E23 E23 E24 E23 F01 E22 E19 E20 G06 G07 G08 G01 G02 G03 D01 E14 PANPOT 20K BASS 50K MID 50K TREBLE 50K VOLUME 5K B02 B04 B04 B02 B03 B01 ...

Page 3: ...ead Screw Spring Spring GB70L GB7 GOLD GB70 GB7 GOLD 2 4X10 GOLD 40mm BL 5 0X40 FCM3BL BPX 4C GOLD 4 0X35 GOLD H4030 EP B2 GOLD 3 5X25 GOLD BL LEX B 22 LEX B 18 Electrical BL 2 7X13 FCM3BL 1 3 BAND EQ 2 3 0X8 FCM3BL 3 3 0X30 FCM3BL 3 0X30 FCM3BL BPX 4C GOLD GOLD GOLD with screw 3 5X40 FCM3BL BL 30mm BL 25mm REMARKS TRB 4II AMT MGB TLBIII 0370407 1set AA80931 0370663 VOLUME PANPOT BASS TREB MID Fro...

Page 4: ...p Electlytic Cap Ceramic Capacitor Ceramic Capacitor Ceramic Capacitor Ceramic Capacitor Electlytic Cap Mylar Capacitor Mylar Capacitor Electlytic Cap Mylar Capacitor Mylar Capacitor Ceramic Capacitor Mylar Capacitor Mylar Capacitor Mylar Capacitor Ceramic Capacitor Ceramic Capacitor Ceramic Capacitor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor C...

Page 5: ...esistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Carbon Resistor Hexagona...

Page 6: ...TRB 4II 6 CIRCUIT BOARD Pattern side Component side BASS MID TREB PANPOT NECK PICKUP BRIDGE PICKUP FRONT PICKUP REAR PICKUP VOLUME OUTPUT jack Battery 9V 4NB70 QC43210 ...

Page 7: ... 0 1 33K C73 TL062 3 2 0 033 C62 R57 33 BAL R14 A 2 4 7K B4 7K C6 1 10K VR1 20KB 2 PANPOT Q2 C1 2 2M R1 1M 2SK30 6 8K E301 R9 2SK30 D1 R5 Q1 FRONT 2SK30 2 2M R7 C3 1M 6 8K 1M 2 2M R10 D2 R6 C2 R2 2SK30 Q4 R3 R11 E301 D3 Q3 E301 2 1 CN2 2 1 CN1 REAR P U P U C82 10K C81 10K 0 022 C72 R72 51K 100K 3 IC3 1 IC2 2 4 8 R84 R73 27K 2 R75 1500p 2200p 100p R71 C71 0 022 6 5 TL062 10K C83 R83 47K R82 VR8 B4 ...

Page 8: ...ight 4 2kg COLOR Body AMT Amber Burst MGB Magenta Burst TLBIII Translucent Blue Neck AMT Amber Burst MGB Magenta Burst TLBIII Translucent Blue BODY Material Light Ash Body Depth 41 0mm FINGERBOARD Material Rosewood Fingerboard Width 0 F 40 0mm 12 F 56 9mm No of Frets 24 NECK Material Maple Neck Thickness 1 F 20 7mm 12 F 25 7mm PARTS Hardware Gold Plated Nut Bone Bridge BPX 4C Gold Strings YAMAHA H...

Reviews: