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Yamaha RBX774 manual

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Table of contents for the manual

  • Page 1

    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 WIRI[...]

  • Page 2

    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 20K Ω E28a E28 F01a F08 F09 F10 M.TONE: A 20K Ω 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 F[...]

  • Page 3

    RBX774/RBX775 3 : New Parts RANK: Japan only * * * * * * * * * * * * * * * O VERALL ASSEMBL Y RBX774 A01 Nec k Assembly BL with Head Panel A01 Nec k Assembly FSL with Head Panel A01 Nec k Assembly FLB with Head Panel A01a Seal (QC67460) A01b Head P anel Natural (QC67250) D01 Body E01 T uning Machine Assembly RM1243 (Black) Right 2 09 E02 T uning Ma[...]

  • Page 4

    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 20K Ω E28a E28 F01a F08 F09 F10 M.TONE: A 20K Ω 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 F0[...]

  • Page 5

    RBX774/RBX775 5 : New Parts RANK: Japan only * * * * * * * * * * * * * * * O VERALL ASSEMBL Y 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 P anel Natural (QC67220) D01 Body E01 T uning Machine Assembly RM1243 (Black) Right 3 09 E02 T uning Machi[...]

  • Page 6

    RBX774/RBX775 6 : New Parts RANK: Japan only * * * * * ELECTRICAL P ARTS 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/50[...]

  • Page 7

    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.VOLUME M.TONE to PICKUP SWITCH[...]

  • Page 8

    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[...]

  • Page 9

    RBX774/RBX775 9 WIRING GR OR BL BL BL BL RE RE WH WH FRONT PICKUP Box for Dry Cell M.VOLUME A 20K Ω PICKUP SWITCH (3P Toggle: DM-20) OUTPUT JACK to bridge ground BOOST SWITCH (ON-OFF) M.TONE A 20K Ω 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 e[...]

  • Page 10

    RBX774/RBX775 10 SPECIFICATIONS ST ANDARD SPECIFICA TIONS Scale Length .............................. 889.0mm Body-Neck Constr uction ......... Bolt On Length RBX774 ................................... 1134.0mm RBX775 ................................... 1158.7mm W idth RBX774 ................................... 324.4mm RBX775 ......................[...]