Yamaha rbx374 rbx375 rbx-374 rbx-375 rbx service manual

Copyright (c) Yamaha Corporation. All rights reserved. PDF-K351 ’04.10 RBX374/RBX375 SERVICE MANUAL EG 011746 ELECTRIC BASSES HAMAMATSU, JAPAN CONTENTS OVERALL ASSEMBLY ............................................................. 2 ELECTRICAL PARTS ................................................................ 6 CIRCUIT BOARDS .................................................................... 6 CIRCUIT DIAGRAM .................................................................. 7 WIRING ..................................................................................... 8 SPECIFICATIONS ..................................................................... 8 RBX375 RBX374 <Other color> BL FSL RM <Other color> RM BL FSL 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 COM- PONENTS 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.

RBX374/RBX375 2 E03 E04 E02 E03 E04 E01 E05 E05 Bridge Assembly: BB004 Black (QC829400) OVERALL ASSEMBLY Jack Installation RBX374 F06 F06a F06b B01 B03 B02 E01 E08 E03 E02 E03 E04 E05 E04 E05 A01 E13 E15 E14 E16 F02 F03 E18 E19 F06 E17 F04 F05 D01 E10 E09 E07 E06 G02 G03 G01 E11 E12 E14 E15 E16 A01a G01a F01b E17 F04 F05 F01a E17 F04 F05 F01 F01c F06a E17 F04 F05 F01c F06b G05 G06 G04 G04a PICKUP BALANCER: A+C 500KΩ BASS Boost/Cut: B 50KΩ TREBLE Boost/Cut: B 50KΩ MASTER VOLUME: B 20KΩ E11 E01 E02 Tuning Machine Assembly

RBX374/RBX375 3 OVERALL ASSEMBLY RBX374 A01 Neck Assembly RM with Head Panel A01 Neck Assembly BL with Head Panel A01 Neck Assembly FSL with Head Panel A01a Head Panel ABS RM A01a Head Panel ABS BL A01a Head Panel ABS FSL D01 Body E01 Tuning Machine Assembly RM1243L (Black) Left 2 09 E02 Tuning Machine Assembly RM1243 (Black) Right 2 09 E03 Bushing with Tuning Machine Ass'y 4 E04 Spacer with Tuning Machine Ass'y 4 E05 Round Head Wood Screw 2.4X10 FCM3BL Black 4 01 E06 Rod Cover Black 03 E07 Oval Head Wood Screw 2.4X10 FCM3BL Black E08 Nut Urea 40mm (Black) E09 Neck Joint Bushing 1.5X4t (Black) 4 E10 Oval Head Tapping Screw 4.5X40 FCM3BL Black 4 E11 Bridge Assembly BB004 P=20mm Black E12 Oval Head Tapping Screw 3.5X25 FCM3BL Black 3 01 E13 Strings Nickel Wound 1set E14 Strap Button ST-type (Black) 2 01 E15 Oval Head Tapping Screw 3.5X25 FCM3BL Black 2 01 E16 Spacer Felt (Black) 2 01 E17 Knob Assembly Metal Dome (Black) VOL.,BALANCER,TREBLE,BASS 4 02 E18 Back Cover Electrical (Black) E19 Oval Head Tapping Screw 3.0X12 FCM3BL Black 4 01 F01 Electrical Unit (QC83110) F01a Variable Resistor 20K ohm B MASTER VOLUME 04 F01b Variable Resistor 500K ohm A+C CC PICKUP BALANCER 05 F01c Circuit Board with BASS,TREBLE Volume F02 Box for Dry Cell Black F03 Oval Head Wood Screw 2.4X13 FCM3BL Black 4 03 F04 Hexagonal Nut 8X1.8t with Volume 4 F05 Flat Washer 8X0.6t with Volume 4 F06 Jack Nickel 07 F06a Rubber Ring F06b Hexagonal Nut G01 Pickup Assembly Hum-Cancelled FRONT (Black) G01a Pickup Cover ABS (Black) G02 Round Head Wood Screw 3.1X25 FCM3BL Black 3 01 G03 Pickup Cushion 11X13 Spring 3 G04 Pickup Assembly Hum-Cancelled REAR (Black) G04a Pickup Cover ABS (Black) G05 Round Head Wood Screw 3.1X25 FCM3BL Black 3 01 G06 Pickup Cushion 11X13 Spring 3 H01 Accessory Unit G-1 Cord CABLE(2.5BK) 05 Wrench #1.5 03 Wrench #5 04 H02 Battery 6F22 9V Dry Cell Bridge Assembly BB004 P=20mm Black B01 Bridge Plate Zinc 93.5X46 B02 Bridge Piece Assembly 14mm, M3X6, 3.0X15 1,4 Strings 2 B03 Bridge Piece Assembly 14mm, M3X8, 3.0X15 2,3 Strings 2 : New Parts RANK: Japan only REF NO. PART NO. DESCRIPTION REMARKS QTY RANK AAX60020 AAX60030 AAX60040 -- -- -- -- QC279800 QC279100 -- -- VD763600 CB821460 21062000 QC830500 QC830700 QC685200 QC829400 QC613000 -- VB563800 QC613000 VB793700 QC790100 QC829100 03744160 -- QC259500 QC259400 QC831200 QC828400 VD763200 -- -- QA209900 -- -- QC828500 QC834700 EQ331250 QC829600 QC828500 QC834700 EQ331250 QC829600 -- QC583200 TX900780 AA805430 -- QC829400 AAX60050 AAX60060 AAX60070 * * * * * * * * * * * * * * * * * * * 総組立ネックＡｓｓ’ｙネックＡｓｓ’ｙネックＡｓｓ’ｙヘッドパネルヘッドパネルヘッドパネル胴本体糸巻Ａｓｓ’ｙ（左）糸巻Ａｓｓ’ｙ（右）糸巻ブッシュ糸巻スペーサー＋丸木ネジロッドカバー＋丸皿木ネジ上駒ネックジョイントブッシュ＋丸皿タッピングネジブリッジＡｓｓ’ｙ＋丸皿タッピングネジ弦エンドピン＋丸皿タッピングネジスペーサーツマミＡｓｓ’ｙ裏カバー（電装部）＋丸皿タッピングネジ電装ユニット可変抵抗器可変抵抗器シート乾電池ボックス＋丸皿木ネジ特殊六角ナット特殊平座金ストレートジャックゴムリング特殊六角ナットマイクＡｓｓ’ｙマイクカバー＋丸木ネジマイククッションマイクＡｓｓ’ｙマイクカバー＋丸木ネジマイククッション付属品ユニットコード六角レンチ六角レンチ乾電池ブリッジＡｓｓ’ｙブリッジプレートブリッジピースＡｓｓ’ｙブリッジピースＡｓｓ’ｙ部品名 RBX374

RBX374/RBX375 4 Bridge Assembly: BB185 Black (QC829500) OVERALL ASSEMBLY Jack Installation RBX375 F06 F06a F06b B05 B04 B03 B01 B02 E01 E08 E03 E02 E03 E04 E05 E04 E05 A01 E13 E15 E14 E16 F02 F03 E18 E19 F06 E17 F04 F05 D01 E10 E09 E07 E06 G02 G03 G01 E11 E12 E14 E15 E16 A01a G01a F01b E17 F04 F05 F01a E17 F04 F05 F01 F01c F06a E17 F04 F05 F01c F06b G05 G06 G04 G04a PICKUP BALANCER: A+C 500KΩ BASS Boost/Cut: B 50KΩ TREBLE Boost/Cut: B 50KΩ MASTER VOLUME: B 20KΩ E11 E01 E02 Tuning Machine Assembly E03 E04 E02 E03 E04 E01 E05 E05

RBX374/RBX375 5 OVERALL ASSEMBLY RBX375 A01 Neck Assembly RM with Head Panel A01 Neck Assembly BL with Head Panel A01 Neck Assembly FSL with Head Panel A01a Head Panel ABS RM A01a Head Panel ABS BL A01a Head Panel ABS FSL D01 Body E01 Tuning Machine Assembly RM1243L (Black) Left 2 09 E02 Tuning Machine Assembly RM1243 (Black) Right 3 09 E03 Bushing with Tuning Machine Ass'y 5 E04 Spacer with Tuning Machine Ass'y 5 E05 Round Head Wood Screw 2.4X10 FCM3BL Black 5 01 E06 Rod Cover Black 03 E07 Oval Head Wood Screw 2.4X10 FCM3BL Black E08 Nut Urea 43mm (Black) E09 Neck Joint Bushing 1.5X4t (Black) 4 E10 Oval Head Tapping Screw 4.5X40 FCM3BL Black 4 E11 Bridge Assembly BB185 P=18mm Black E12 Oval Head Tapping Screw 3.5X25 FCM3BL Black 4 01 E13 Strings Nickel Wound 1set E14 Strap Button ST-type (Black) 2 01 E15 Oval Head Tapping Screw 3.5X25 FCM3BL Black 2 01 E16 Spacer Felt (Black) 2 01 E17 Knob Assembly Metal Dome (Black) VOL.,BALANCER,TREBLE,BASS 4 02 E18 Back Cover Electrical (Black) E19 Oval Head Tapping Screw 3.0X12 FCM3BL Black 4 01 F01 Electrical Unit (QC83110) F01a Variable Resistor 20K ohm B MASTER VOLUME 04 F01b Variable Resistor 500K ohm A+C CC PICKUP BALANCER 05 F01c Circuit Board with BASS,TREBLE Volume F02 Box for Dry Cell Black F03 Oval Head Wood Screw 2.4X13 FCM3BL Black 4 03 F04 Hexagonal Nut 8X1.8t with Volume 4 F05 Flat Washer 8X0.6t with Volume 4 F06 Jack Nickel 07 F06a Rubber Ring F06b Hexagonal Nut G01 Pickup Assembly Hum-Cancelled FRONT (Black) G01a Pickup Cover ABS (Black) G02 Round Head Wood Screw 3.1X25 FCM3BL Black 3 01 G03 Pickup Cushion 11X13 Spring 3 G04 Pickup Assembly Hum-Cancelled REAR (Black) G04a Pickup Cover ABS (Black) G05 Round Head Wood Screw 3.1X25 FCM3BL Black 3 01 G06 Pickup Cushion 11X13 Spring 3 H01 Accessory Unit G-1 Cord CABLE(2.5BK) 05 Wrench #1.5 03 Wrench #5 04 H02 Battery 6F22 9V Dry Cell Bridge Assembly BB185 P=18mm Black B01 Bridge Plate Zinc 102.5X49 B02 Bridge Piece Assembly 14mm, M3X6, 3.0X13 1 String B03 Bridge Piece Assembly 14mm, M3X8, 3.0X13 2,3 Strings 2 B04 Bridge Piece Assembly 8mm, M3X8, 3.0X13 4 String B05 Bridge Piece Assembly 8mm, M3X6, 3.0X13 5 String : New Parts RANK: Japan only REF NO. PART NO. DESCRIPTION REMARKS QTY RANK AAX60080 AAX60090 AAX60100 -- -- -- -- QC279800 QC279100 -- -- VD763600 CB821460 21062000 QC830600 QC830700 QC685200 QC829500 QC613000 -- VB563800 QC613000 VB793700 QC790100 QC829100 03744160 -- QC259500 QC259400 QC831200 QC828400 VD763200 -- -- QA209900 -- -- QC828700 QC834800 EQ331250 QC829600 QC828700 QC834800 EQ331250 QC829600 -- QC583200 TX900780 AA805430 -- QC829500 AAX60110 AAX60130 AAX60140 AAX60150 AAX60160 * * * * * * * * * * * * * * * * * * * * * 総組立ネックＡｓｓ’ｙネックＡｓｓ’ｙネックＡｓｓ’ｙヘッドパネルヘッドパネルヘッドパネル胴本体糸巻Ａｓｓ’ｙ（左）糸巻Ａｓｓ’ｙ（右）糸巻ブッシュ糸巻スペーサー＋丸木ネジロッドカバー＋丸皿木ネジ上駒ネックジョイントブッシュ＋丸皿タッピングネジブリッジＡｓｓ’ｙ＋丸皿タッピングネジ弦エンドピン＋丸皿タッピングネジスペーサーツマミＡｓｓ’ｙ裏カバー（電装部）＋丸皿タッピングネジ電装ユニット可変抵抗器可変抵抗器シート乾電池ボックス＋丸皿木ネジ特殊六角ナット特殊平座金ストレートジャックゴムリング特殊六角ナットマイクＡｓｓ’ｙマイクカバー＋丸木ネジマイククッションマイクＡｓｓ’ｙマイクカバー＋丸木ネジマイククッション付属品ユニットコード六角レンチ六角レンチ乾電池ブリッジＡｓｓ’ｙブリッジプレートブリッジピースＡｓｓ’ｙブリッジピースＡｓｓ’ｙブリッジピースＡｓｓ’ｙブリッジピースＡｓｓ’ｙ部品名 RBX375

RBX374/RBX375 6 ELECTRICAL PARTS RBX374/RBX375 Circuit Board (QC35460) Circuit Board (QC35460) C01 Mylar Capacitor 0.047uF 50V J 01 C02 Ceramic Capacitor 47pF 50V K 01 C04 Electrolytic Capacitor 1uF 50V 7L 01 C05 Mylar Capacitor 0.068uF 50V J 02 C06 Mylar Capacitor 0.068uF 50V J 02 C07 Mylar Capacitor 5600pF 50V J C08 Electrolytic Capacitor 1uF 50V 7L 01 C09 Mylar Capacitor 2200pF 50V J 01 C10 Electrolytic Capacitor 10uF 16V 7L 01 C11 Electrolytic Capacitor 10uF 16V 7L 01 D1 Diode 1S1555 01 IC1 IC NJM4558D-Y OP AMP 03 JW Wire 4P L=60mm (QC25180) R1 Carbon Resistor 1M 1/4W 01 R2 Carbon Resistor 150K 1/4W R3 Jumper Wire R4 Carbon Resistor 470K 1/4W 01 R5 Carbon Resistor 12K 1/4W 01 R6 Carbon Resistor 27K 1/4W 01 R7 Carbon Resistor 6.8K 1/4W R8 Carbon Resistor 8.2K 1/4W 01 R9 Carbon Resistor 12K 1/4W 01 R10 Carbon Resistor 3.3K 1/4W R11 Carbon Resistor 47K 1/4W 01 R12 Carbon Resistor 47K 1/4W 01 VR3 Variable Resistor 16K-B50K L-18KC/CC BASS Boost/Cut 04 VR4 Variable Resistor 16K-B50K L-18KC/CC TREBLE Boost/Cut 04 : New Parts RANK: Japan only REF NO. PART NO. DESCRIPTION REMARKS QTY RANK QC831200 QC831200 UA154470 FG411470 UI166100 UA154680 UA154680 UA153560 UI166100 UA153220 UI137100 UI137100 IF000040 IG028400 -- VR983600 -- -- VR983200 HF857120 HF857270 -- VR981100 VR981300 -- VR982000 VR982000 QC251700 QC251700 * * 電気部品シートシートマイラーコンセラコンケミコンマイラーコンマイラーコンマイラーコンケミコンマイラーコンケミコンケミコンダイオードＩＣ４芯フラットケーブルカーボン抵抗カーボン抵抗ジャンパー線カーボン抵抗カーボン抵抗カーボン抵抗カーボン抵抗カーボン抵抗カーボン抵抗カーボン抵抗カーボン抵抗カーボン抵抗可変抵抗器可変抵抗器部品名 ELECTRICAL PARTS CIRCUIT BOARDS TREBLE BASS to BALANCER to Box for Dry Cell to MASTER VOLUME Component side Component side a b c d a b c d

RBX374/RBX375 7 CIRCUIT DIAGRAM a c d d c a b b FRONT PICKUP REAR PICKUP BALANCER TREBLE BASS OP AMP OP AMP MASTER VOLUME OUTPUT JACK DC9V Electrolytic Capacitor Mylar Capacitor Ceramic Capacitor BAHH-04

RBX374/RBX375 8 SPECIFICATIONS WIRING STANDARD SPECIFICATIONS Scale Length .............................. 863.6mm Body-Neck Construction ......... Bolt On Length RBX374 .................................... 1111.0mm RBX375 .................................... 1126.5mm Width RBX374 .................................... 327.0mm RBX375 .................................... 331.0mm Net Weight RBX374 .................................... 3.9kg RBX375 .................................... 4.2kg COLOR Body RM ............................................ Red Metallic BL ............................................. Black FSL ........................................... Flat Silver Neck RM ............................................ Red Metallic BL ............................................. Black FSL ........................................... Flat Silver BODY Material ...................................... Alder Body Depth ............................... 41mm FRONT PICKUP <Rear View> REAR PICKUP Screw the lug terminal in the pickup cavity. to bridge ground MASTER VOLUME B 20KΩ BL BL BL BL BL BL BL BL BL TREBLE B 50KΩ OUTPUT JACK BASS B 50KΩ WH WH 1 2 3 WH WH BALANCER A+C 500KΩ Battery Compartment Battery Box RE RE RE GY GY Bare Bare FINGERBOARD Material ...................................... Rosewood Fingerboard Width RBX374 .................................... 0-F 40.0mm, 12-F 56.4mm RBX375 .................................... 0-F 43.0mm, 12-F 65.0mm No. of Frets ................................ 24 NECK Material ...................................... Maple Neck Thickness RBX374 .................................... 1-F 20.0mm, 12-F 24.4mm RBX375 .................................... 1-F 21.0mm, 12-F 24.4mm PARTS Hardware ................................... Black Plated Nut .............................................. Urea Bridge RBX374 .................................... BB004 (Black) RBX375 .................................... BB185 (Black) Strings ........................................ Nickel Wound CONTROLS Volume ....................................... B 20KΩ x 1 Tone ........................................... B 50KΩ x 2 Balancer ..................................... A+C 500KΩ PICKUPS Front/Rear ................................ Hum-cancelled (Open type) Magnet Front/Rear .............................. Ceramic

Yamaha rbx374 rbx375 rbx-374 rbx-375 rbx service manual

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