Yamaha Pacifica 112J User manual

0.768K-651 Printed in Japan ’02.01
SERVICE MANUAL
EG 011617
ELECTRIC GUITARS
HAMAMATSU, JAPAN
CONTENTS
OVERALL ASSEMBLY ............................................ 2
CIRCUIT DIAGRAM .................................................. 4
WIRING .................................................................... 4
SPECIFICATIONS ................................................. 5
This document is printed on chlorine free (ECF) paper with soy ink.
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.
Pacifica 112J/Pacifica 112XJ
Pacifica 112J

Pacifica 112J/Pacifica 112XJ
2
A01a
A seal is attached
on the rear of the neck.
PAC 112J
PAC 112XJ
E06
E01 E01a E01b
E06a
E06b
E10
E12 E11
E39
A01
E45
E43a
E43
E20
E33
E27a
E27b
E53 E54
D01
E21
E20
P05
P06 P07
P08
P09 P10
P11
P12 P13
E28
E27
E45
E43a
E43
G02
G01
P01
P02f
P02d
P02a P02gP02h
P02i P03
P02
P02e
F11
F12
F11a F11b F11c
F13
P02b P02c P02g
P02h P02i P04
VOLUME: 15A 500KΩ
TONE: 05A 250KΩ
E63
B01
B04
B05 B02
B03
OVERALL ASSEMBLY
Bridge Assembly:Pacifica 112J/Vintage Type YS-11CW (QC165000)
Pacifica 112XJ/Vintage Type YS-11CB (QC168400)
E27
Jack Installation
F11
F11c F11a F11b
F13
F13
F12
F11
F11a

Pacifica 112J/Pacifica 112XJ
3
: New Parts RANK: Japan only
*
*
*
OVERALL ASSEMBLY Pacifica112J/112XJ
A01 Neck Assembly Pacifica112J (NS)
A01 Neck Assembly Pacifica112XJ (NS)
A01a Seal Pacifica112J (QC67560)
A01a Seal Pacifica112XJ (QC68950)
D01 Body
E01 Tuning Machine Assembly RM1273C (Chrome) 1set 12
E01a Bushing
E01b Spacer
E06 String Guide Vintage 2092SB Chrome 01
E06a Spacer
E06b Screw 1.8X10 (Chrome)
E10 Rod Cover Black 01
E11 Oval Head Wood Screw 2.1X10 FCM3BL Black
E12 Nut Urea 41mm (Black) 04
E20 Neck Plate Square (Chrome) 04
E21 Oval Head Tapping Screw 4.0X45 FNM33G Nickel 4 01
E27 Bridge Assembly VintageYS-11CW Pacifica112J (Chrome) 12
E27 Bridge Assembly VintageYS-11CB Pacifica112XJ (Chrome) 13
E27a Arm Spring Plate
E27b Arm Spring Pacifica112J 3
E27b Arm Spring Pacifica112XJ 2
E28 Round Head Wood Screw 3.1X25 FCM33G Chrome 6
E33 Oval Head Tapping Screw 4.0X45 FNM33G Nickel 2 01
E39 Strings D'Addario XL-120 1set (QC16510)
E43 Strap Button ST-type (Chrome) 2 01
E43a Oval HeadTapping Screw 3.5X25 FCM33G Chrome 2 04
E45 Spacer Felt (Black) 201
E53 Back Cover Bridge ST-type Pacifica112J (White) 03
E53 Back Cover Bridge ST-type Pacifica112XJ (Black) 04
E54 Oval Head Wood Screw 2.7X13 FCM33G Pacifica112J (Chrome) 6 02
E54 Oval Head Wood Screw 2.7X13 FCM3BL Pacifica112XJ (Black) 6 03
E63 Sticker ALDER BODY (QC70930)
F11 Jack KEJP6.3 MONO 03
F11a Hexagonal Nut 9S FCM33G (Chrome) 2 01
F11b Flat Washer 9S FCM33G (Chrome) 01
F11c Toothed Lock Washer A9S FNM33G (Nickel) 01
F12 Jack Panel Black 05
F13 Oval Head Wood Screw 2.7X13 FCM3BL Black 2 03
G01 Pick Guard Assembly Pacifica112J (QC67550)
G01 Pick Guard Assembly Pacifica112XJ (QC68980)
G02 Oval Head Wood Screw 2.7X13 FCM33G Chrome 11 02
H01 Accessory Unit G-1 1set 07
Cord 2.5 BK (QC58320)
Wrench #1.5
Wrench #5
Bridge Assembly Vintage YS-11CW Pacifica112J (Chrome) 12
Bridge Assembly Vintage YS-11CB Pacifica112XJ (Chrome) 13
B01 Arm Chrome (Head:WH) Pacifica112J 06
B01 Arm Chrome (Head:BL) Pacifica112XJ 05
B02 Bridge Base Chrome 07
B03 Bridge Tail 06
B04 Bridge Piece Assembly Nickel 605
B05 Flat Head Screw 4.0X9 FCM33G Chrome 3 01
Pick Guard Assembly Pacifica112J (QC67550)
Pick Guard Assembly Pacifica112XJ (QC68980)
P01 Pick Guard KPF4D-2S1H (White) Pacifica112J 15
P01 Pick Guard 1ply (Black) Pacifica112XJ
P02 Electrical Unit (QC49430)
P02a Variable Resistor 15A 500K ohm VOLUME 03
P02b Variable Resistor 05A 250K ohm TONE 03
P02c Mylar Capacitor KELM2A473J 0.022uF 01
P02d Pickup Switch 5-Position Lever 08
AAX33260
AAX33270
--
--
--
QC164900
--
--
QC493700
--
--
VD955900
EB620070
VB344800
QC015100
EN240060
QC165000
QC168400
--
--
--
EA630100
EN240060
--
QC494000
EN230140
VB793700
CB822360
CB822600
03706330
EB620020
--
QC562600
LX200020
LX200010
ET800180
VB518300
EB620020
--
--
03706330
QC354000
--
--
--
QC165000
QC168400
AX811870
AX805440
AX814040
AX814050
AX814060
EX803070
--
--
QC561000
QC689900
--
HS120070
HS120100
QC562300
KA502000
REF NO.
PART NO. DESCRIPTION REMARKS
QTY RANK
NOTE:The parts list continues to the next page.

Pacifica 112J/Pacifica 112XJ
4
WIRINGCIRCUIT DIAGRAM
FRONT PICKUP
CENTER PICKUP
REAR PICKUP
TONE VOLUME OUTPUT
05A 250KΩ
15A 500KΩ
12
31
2
3
(2pole 5position)
PICKUP SWITCH
0.022uF
GP12-03
FRONT
PICKUP
CENTER
PICKUP
REAR
PICKUP
to spring plate
RE RE
RE
BL
OUTPUT
JACK
BL
VOLUME
15A 500KΩ
0.022uF
TONE
05A 250KΩ
PICKUP
SWITCH
*
REF NO.
PART NO. DESCRIPTION REMARKS
QTY RANK
: New Parts RANK: Japan only
P02e Knob White Pacifica112J 02
P02e Knob Black Pacifica112XJ (with PU SW) 02
P02f Oval Head Screw 3.0X8 FNM33G (Nickel) with Pickup Switch 2
P02g Hexagonal Nut M8 t=2 with Volume 4
P02h Flat Washer 8 t=0.5 with Volume 2
P02i Toothed Lock Washer 10 t=0.5 with Volume 2
P03 Volume Knob KPK6D2S1H-B (White) Pacifica112J 04
P03 Volume Knob ST-type (Black) Pacifica112XJ 06
P04 Tone Knob KPK6D2S1H-A (White) Pacifica112J 04
P04 Tone Knob ST-type (Black) Pacifica112XJ 06
P05 Pickup Assembly S/C KEU9DE6000S (WH) FRONT/Pacifica112J 11
P05 Pickup Assembly S/C Taiwanese (BL) FRONT/Pacifica112XJ 09
P06 Pickup Spring 5X7.5X18 A 2
P07 Oval Head Screw 3.0X25 FNM33G Nickel 2
P08 Pickup Assembly S/C KEU9DE6000N (WH) CENTER/Pacifica112J 11
P08 Pickup Assembly S/C Taiwanese (BL) CENTER/Pacifica112XJ 09
P09 Pickup Spring 5X7.5X18 A 2
P10 Oval Head Screw 3.0X25 FNM33G Nickel 2
P11 Pickup Assembly H/B 403H (White) REAR/Pacifica112J
P11 Pickup Assembly H/B Taiwanese (BL) REAR/Pacifica112XJ 09
P12 Pickup Spring 5X30 B 2
P13 Oval Head Screw 3.0X30 FNM33G Nickel 2
CB807510
CB821810
QC562000
--
--
--
QC562400
QC587000
QC562500
QC587100
QC561100
QC166900
QC561200
QC561300
QC561400
QC163800
QC561200
QC561300
QC675400
QC288700
QC561600
QC561700

Pacifica 112J/Pacifica 112XJ
5
SPECIFICATIONS
STANDARD SPECIFICA TIONS
Scale Length..............................648.0mm
Body-Neck Construction .........Bolt On
Length........................................978.5mm
Width ......................................... 325.5mm
Net Weight ................................3.4kg
COLOR
Body
Pacifica 112J
YNS-O .................................... Yellow Natural Satin-Open Pore
BL ...........................................Black
LPB......................................... Lake Placid Blue
RM..........................................Red Metallic
OVS ........................................Old Violin Sunburst
TDG ....................................... Translucent Dark Green
Pacifica 112XJ
YNS-O .................................... Yellow Natural Satin-Open Pore
Neck
NS........................................... Natural Satin
BODY
Material......................................Alder
Body Depth ...............................44mm
FINGERBOARD
Material......................................Sonokeling
Fingerboard Width...................0-F 41.0mm, 12-F 51.4mm
No. of Frets................................22
NECK
Material......................................Maple
Neck Thickness ........................ 1-F 20.9mm, 12-F 22.9mm
PARTS
Hardware ...................................Chrome Plated
Nut..............................................Urea
Bridge
Pacifica 112J ........................... Vintage Type: YS-11CW (Chrome)
(Arm Head: White)
Pacifica 112XJ......................... Vintage Type: YS-11CB (Chrome)
(Arm Head: Black)
Strings........................................D'Addario: XL-120
CONTROLS
Volume ....................................... 15A 500KΩx 1
Tone ........................................... 05A 250KΩx 1
Pickup Switch............................2 pole 5 position Lever Switch
PICKUPS
Front/Center.............................Single Coil
Rear ............................................Humbucking
Magnet
Front/Center/Rear ................ Ceramics