Accuphase E-307 Service Manual

Authorized Technical Service Only

回路図

CAUTI ON /

Thes e servicing instructions are for use by qualified personnel only.
To reduce the ri sk of electric shock do not perform any servicing
other tha n that contained in the operating instructions unless you are
qua lified to do so. Refer all servicing to qualified service personnel.

ここに記載したサービスに関する指示事項は、サービスに関する資格を
有する者のみが使用するものです。感電防止の観点から、サービス資格
を有していない方は、取扱指示事項以外のサービスは絶対に行わないよ
うにして下さい。

Attention mark indi cating critical components for safety.
Repl acement must be made with identical parts of special part number.

このマークのついている部品は、安全上重要な部品です。
必ず指定されている部品番号の部品を使用して下さい。

EXPLANATION OF SURFACE PARTS

Knob fo r VOLUME

Decora tion Screw

飾りﾈｼﾞ

(630-0304 -04)

Knob fo r INPUT

ﾂﾏﾐ

(381-4503-04)

Push-button for POWER

ﾌﾟｯｼｭﾎﾞﾀﾝ

(388-5044-03)

/2pcs.

Washer

ﾜ ｯｼｬ

/2pcs.

(637-9045-04)

Fron t Glass

ﾌﾛﾝﾄｶﾞﾗｽ

(172-0111-13)

Me ter

ﾒｰﾀｰ

(178-2036-10)

ﾂﾏﾐ

(381-4501-14)

Si de Panel

ｻ ｲﾄﾞﾊﾟﾈﾙ

(139-0034-22)

Knob / SP,TONE,TAPE,BAL

ﾂﾏﾐ

/6pcs.

(384-1601-04)

Push-bu tton for TONE,COMP

ﾌﾟｯｼ ｭﾎﾞﾀﾝ

(389-5077-03)

Top Pla te

ﾄｯﾌﾟﾌﾟﾚｰﾄ

(150-0068-02)

/

Front Panel Assembly

ﾌﾛﾝﾄﾊﾟﾈﾙ

(130-0155-01)

Side Panel

ｻｲﾄﾞﾊﾟﾈﾙ

(139-0034-22)

Ass'y

Head Phone Jack

ﾍｯﾄﾞﾎﾝｼﾞｬｯｸ

(302-1204 -00)

Panel End-cap

ﾊﾟﾈﾙｷｬｯﾌﾟ

(132-0106-04)

Foot

脚

(238-0023 -00)

− １ −

Bo ttom Plate

ﾎﾞﾄﾑﾌﾟﾚｰﾄ

(155-0062-52)

S ub Panel

ｻ ﾌﾞﾊﾟﾈﾙ

(134-0121 -13)

FRONT VIEW

s

s

s

e

e

s

s

e

e

Knob for INPUT
ﾂﾏﾐ
(381‑4503‑04)

Front Panel Assembly
ﾌﾛﾝﾄﾊﾟﾈﾙ Ass'y
(130‑0155‑01)

1

3 76

1 Front Panel=131-0155-01

2 Sub-panel =134-0121-13

3 Panel End Cap=132-0106-04
4 Front Glass=172-0111-13

5 Decora tion Screw=630-0304-04

6 Push-button=388-5044-03

10 4 5 9

2

ﾌﾛﾝﾄﾊﾟﾈﾙ
ｻﾌﾞﾊﾟﾈﾙ
ﾊﾟﾈﾙｴﾝﾄﾞｷｬｯﾌﾟ
ﾌﾛﾝﾄｶﾞﾗｽ
飾りﾈｼﾞ

Washer =637-9045-04

ﾜｯｼｬ

ﾌﾟｯｼｭﾎﾞﾀﾝ

/POWER

Coil Spring=285-1016-04

Frame=113-0100-04

8

Knob for TONE,BAL,SP
ﾂﾏﾐ
(384‑1601‑04)

1pce.

1pce.
2pcs.

1pce.

2pcs.
2pcs.

1pce.

1pce.
1pce.

Knob for VOLUME
ﾂﾏﾐ
(381‑4501‑14)

3
7

Head Phone Jack

ﾍｯﾄﾞﾌｫｰﾝｼﾞｬｯｸ

(302-1204-00)

7 Push‑button=389‑5077‑03

ﾌﾟｯｼｭﾎﾞﾀﾝ /TONE,COMP,ATT

Coil Spring=285‑1023‑04
Frame=113‑0111‑04

8 Indicator=173‑9061‑03

ｲﾝﾃﾞｨｹｰﾀ

Light Insulator=234‑1079‑04
Rubber Cushion=250‑2097‑14
Push Rivet=643‑0304‑50

9 Knob Base=170‑0032‑04/VR

10 Knob Base=170‑0033‑13/INPUT

台座

4pc
4pc

4pc
1pc

1pc
2pc
7pc

1pc
1pc

REAR VIEW

Decor ation Plate

ｽﾛｯﾄﾊﾟﾈﾙ

(159-0059 -04)

Fixing Scr ew

飾りﾈｼﾞ

(630-0302-00)

/ 4pcs.

Foot

脚

(238-0023-00)

Pi n Jack

ﾋﾟﾝｼﾞｬｯｸ

(302-0411-00)

Pi n Jack Cover

ﾋﾟﾝｼﾞｬｯｸｶﾊﾞｰ

(254-2015-04)

XLR (Cannon) Receptacle
ｵｰﾃﾞｨｵｺﾈｸﾀｼﾞｬｯｸ/4pcs.
(302‑8011‑00)

/5pc s.

/20pc s.

Connector Cover / Female
ｺﾈｸﾀｶﾊﾞｰ/ 4pcs.

(254‑2012‑00)

Lever Switch
ﾚﾊﾞｰｽｲｯﾁ
(356‑0201‑00)

AC Inlet
AC ｺﾈｸﾀﾌﾟﾗｸﾞ
(301‑3304‑00)
＊Power Supply Cord

電源ｺｰﾄﾞ
J type:680‑1204‑00
U tyep:680‑2401‑00
E type:680‑3402‑00

Speaker Terminal
SP端子/Brn
(313‑1019‑00)

Rear Panel
ﾊﾞｯｸﾊﾟﾈﾙ
(135‑0145‑02)

AC Outlet

ｿｹｯﾄ

AC

(305-1209-00)

− ２ −

Pr otection Assembly

ﾌﾟﾛﾃｸｼｮﾝ

(720-0059-00)

Pow er Amp Assembly

ﾊﾟﾜｰｱﾝﾌﾟ

(717-0068-00)

Electrolytic Capacitor
ｱﾙﾐ電解ｺﾝﾃﾞﾝｻ
C004,005:22,000μF/63V
(CE621WG1J223AAQ)

Logic Assembly

ﾛｼﾞｯｸ

(721-0060-00)

Ass'y

Ass'y

Ass'y

Power Transformer
ﾊﾟﾜｰﾄﾗﾝｽ
(510-3019-00)

IO Relay Assembly
IOﾘﾚｰ Ass'y
(716‑0560‑00)

Line Amp Assembly
ﾗｲﾝｱﾝﾌﾟ Asss'y

(712-0069-00)

Conn ector Board Assembly

ｺﾈｸﾀﾎﾞｰﾄﾞ

(716-0561-00)

Power Amp Assembly
ﾊﾟﾜｰｱﾝﾌﾟ Ass'y
(717‑0068‑00)

Volume Assembly

ﾎﾞﾘｭｰﾑ

(716-0568-00)

Ass'y

Ass'y

Input Selector Assembly
ｲﾝﾌﾟｯﾄｾﾚｸﾀ Ass'y
(716‑0566‑00)

Bal anced Amp Assembly

ﾊﾞﾗﾝｽﾄｱﾝﾌﾟ

(712-0051-00)

Power Amp Assembly
ﾊﾟﾜｰｱﾝﾌﾟ Ass'y
(717‑0068‑00)

Connector Board Assembly

ｺﾈｸﾀｰﾎﾞｰﾄﾞ

(716-0561-00)

Ass'y

Ass'y

Ton e Amp Assembly

ﾄｰﾝｱﾝﾌﾟ

(712-0070-00)

Ass'y

Terminal

端子

(313-4064-00)

Voltage Selector Table
(180-9134-14)

Tape Switch Assembly
ﾃｰﾌﾟｽｲｯﾁ Ass'y
(716‑0562‑00)

Ton e Switch Assembly

ﾄｰﾝｽｲｯﾁ

(716-0563-00)

Ass'y

Fuse
T6.3A L AC250V /100‑120V
(310‑1602‑00)
T3.15A L AC250V /220‑240V
(310‑1302‑00)

Fuse Holder
(306‑1508‑00)

Rep lace with same type fuse.

Ceramic Capacitor
磁器ｺﾝﾃﾞﾝｻ
C001:0.01μF/400V
(CS17F2GA103MYAS)

Diode /D002
ﾀﾞｲｵｰﾄﾞ
(S15VB20)

Attenuator Assembly

ｱｯﾃﾈｰﾀ

(716-0564-00)

Ass'y

Tape Switch Assembly
ﾃｰﾌﾟｽｲｯﾁ Ass'y
(716‑0562‑00)

Power Pu sh Switch

ﾌﾟｯｼｭｽｲｯﾁ

(354-1023-00)

Tone Switch Assembly
ﾄｰﾝｽｲｯﾁ Ass'y
(716‑0563‑00)

Attenti on m ark indicating critical components for safety.
Replacement must be m ade with identical parts of special part number.

このマークのついている部品は、安全上重要な部品です。
必ず指定されている部品番号の部品を使用して下さい。

Tone Amp Assembly
ﾄｰﾝｱﾝﾌﾟ Ass'y
(712‑0070‑00)

− ３ −

Rotary Switch
ﾛｰﾀﾘｽｲｯﾁ / S1
(339‑0002‑00)

Input Selector Assembly
ｲﾝﾌﾟｯﾄｾﾚｸﾀ Ass'y
(716‑0566‑00)

Selector LED Assembly
ｾﾚｸﾀLED Ass'y
(716‑0565‑08)

Power Push Switch
ﾊﾟﾜｰｽｲｯﾁ
(354‑1023‑00)

Tone Amp Assembly
ﾄｰﾝｱﾝﾌﾟ Ass'y
(712‑0070‑00)

Pow er Meter

ﾊﾟﾜｰﾒｰﾀ

(178-2036-10)

Foot

脚

(238-0023-00)

Variable Resistor/TONE
可変抵抗器/VR1,2
(575‑2405‑00)

Rotary Switch / SP

ﾛｰﾀﾘｽｲｯﾁ

(336‑4010‑10)

Tone Switch Assembl y

ﾄｰﾝｽｲｯﾁ

(716-0563-00)

Ass'y

Pu sh Switch

ﾌﾟｯｼｭｽｲｯﾁ

(354-1412-00)

Pilot Lamp

ﾊﾟｲﾛｯﾄﾗﾝﾌﾟ

(176-3501-00)

Tape Switch Assembly
ﾃｰﾌﾟｽｲｯﾁ Ass'y
(716‑0562‑00)

Rotary Sw./MONI,SP
(336‑4010‑10)/S1
Rotary Sw./COPY
(336‑3010‑10)/S2

/PL1,2,3

Rec eiver Assembly

受光器

Ass'y

(721-0061-00)

Head Phone Assembly
ﾍｯﾄﾞﾎﾝ Ass'y
(716‑0567‑00)

Head Phone Jack
ﾍｯﾄﾞﾎﾝｼﾞｬｯｸ
(302‑1204‑00)

Variable Resistor
可変抵抗器/VR1:50kΩ‑A
(575‑2019‑00)

Volume Assembly
ﾎﾞﾘｭｰﾑ Ass'y
(716‑0568‑00)

Attenuator Assembly

ｱｯﾃﾈｰﾀ

(716-0564-00)

Ass'y

Push Sw itch

ﾌﾟｯｼｭｽｲｯﾁ

(354-1218-00)

Attenti on m ark indicating critical components for safety.
Replac ement must be made with identical parts of special part number.

このマークのついている部品は、安全上重要な部品です。
必ず指定されている部品番号の部品を使用して下さい。

− ４ −

ISCELLANEOUS(

本体その他使用部品 ）

NO.

L1〜3

1

004,5

001

cking

aterial

包材

Description(

P C Board for
Line A mp Assembly
T one Amp Assembly

Balanced Amp Assembly

I O Relay Assembly
Connector Board Ass'y
Volum e Assembly

P ower Amp Assembly

P rotection Assembly

L ogic Assembly

Pilot Lamp /3pcs.

ﾊﾟｲﾛｯﾄﾗﾝﾌﾟ

Fuse T6.3A L AC250V
ﾌｭｰｽﾞ T3.15A L AC250V

Variable Resistor

可変抵抗器

Electrolyt ic Capacit or

ｱﾙﾐ電解ｺﾝﾃﾞﾝｻ

Ceramic C apacitor

磁器ｺﾝﾃﾞﾝｻ

Out er Carton Box

ﾀﾞﾝﾎﾞｰﾙｹｰｽ

Side P ad (L)
Side P ad (R)

ｻｲﾄﾞﾊﾟｯﾄﾞ

T op Board

天地当板

Cover

保護ｶﾊﾞｰ

Case for Remote

ﾘﾓｺﾝｹｰｽ

P oly Bag

ﾋﾞﾆｰﾙ袋

Cor d Cramper

ｺｰﾄﾞｸﾗﾝﾊﾟ

部品名

)

P arts No.(部品No.)

115-1253-00
115-1254-00
115-1255-10
115-1258-20
115-1259-20
115-1268-00
115-1270-00
115-1256-10
115-1257-00

176-3501-00

310-1602-00
310-1302-00

575-2019-00

CE621WG1J223AAQ

CS17F2GA103MYAS

801-0221-04

803-0258-10
803-0259-10

803-0033-14

810-4843-04

801-0188-03

812-2030-04
812-2435-04
812-0812-04

280-0003-10

Remarks(備考)

L smpAss'y

for 100-120V
for 220-240V

Volume Ass'y

22,000uF/63V

0.01uF/400V

for AC Cord
for Manual
for Battery

for AC Cord

NO.

Screws for

ﾈｼﾞ類

Accessories

付属品

Description(

F ront Panel / ﾌﾛﾝﾄﾊﾟﾈﾙ用

Binding Screw/ ﾊﾞｲﾝﾄﾞﾂﾒﾂｷ

P anel End Cap/ﾊﾟﾈﾙｴﾝﾄﾞｷｬｯﾌﾟ

Pan Head ISO Metric Screw

Side P anel /ｻｲﾄﾞﾊﾟﾈﾙ用

Oval Head Screw/丸ｻﾗﾈｼﾞ
Binding Screw /ﾊﾞｲﾝﾄﾞﾈｼﾞ
Was her /平 ﾜｯ ｼｬ

T op Plate / ﾄｯﾌﾟﾌﾟﾚｰﾄ用

Round Head Screw

ﾌﾞﾚｻﾞｰﾂﾒﾂｷﾈｼﾞ

Binding Neil Screw

ﾊﾞｲﾝﾄﾞﾂﾒﾂｷﾈｼﾞ

Bottom P late /ﾎﾞﾄﾑﾌﾟﾚｰﾄ用

Binding Neil Screw

ﾊﾞｲﾝﾄﾞﾂﾒﾂｷﾈｼﾞ

F oot /脚用

Binding Screw /ﾌﾞﾚｻﾞｰﾀｯﾌﾟﾀｲﾄ

P ower Transformer/電源ﾄﾗﾝｽ

Binding Screw /ﾌﾞﾚｻﾞｰﾀｯﾌﾟﾀｲﾄ

Option Panel /ｵﾌﾟｼｮﾝﾊﾟﾈﾙ

Decoration Bolt /飾りﾈｼﾞ
Nylon Washer /ﾅｲﾛﾝﾜｯｼｬ

Owner's Manual (多ヶ国語)
取扱説明書 (日本語)

Remote Commander
ﾘﾓｰﾄｺﾏﾝﾀﾞ /RC-20
Batt ery / 電池

P ower Supply Cord (J type)

電源ｺｰﾄﾞ (U type)

Pin Jack Cover /ﾋﾟﾝｼﾞｬｯｸｶﾊﾞｰ

Connector Cover for female

ｺﾈｸﾀｶﾊﾞｰ(雌ﾀｲﾌﾟ用)

部品名

)

(E t ype)

P arts No.(部品No.)

631-0047-00
600-0306-02

612-0308-00
604-0408-00
637-0042-07

616-0306-02
631-0054-00

631-0054-00

611-0414-02

611-0408-02

630-0302-00
637-9045-04

820-3195-00
820-0195-00

729-0020-00
569-0004-00
680-1204-00

680-2401-00
680-3402-00

254-2015-00
254-2012-00

Remarks(備考)

3×8mm 6pcs.
3×6mm 4pcs.

ﾅﾍﾞﾈｼﾞ

3×8mm 4pcs.
4×8mm 4pcs.
4mm dia. 4pcs.

3×6mm 6pcs.
3×10mm 2pcs.

3×10mm 11pcs.

4×14mm 4pcs.

4×8mm 4pcs.

4pcs.
4pcs.

Multi-lingual
Japanese

RC-20
R6/ UM-3 単3型
2-conduc tor

2-conduc tor
3-conduc tor

20pcs.
4pcs.

INPUT SELECTOR

CD
CD BAL
TUNER

OPTION-1

LINE-1
LINE-2

LINE-BAL

OPTION-2

−

VOLUME Control

5

−

Line Amp Assembly (712-0069-00)

0

W

W

W

W

W

W

W

W

W

W

W

W

W

W

V

V

V

W

W

W

W

W

W

W

W

W

Ass'y

Heat Sink
(240-0059-04)

Q5 5

Q23

Q15,13

Q21 Q17,1 9 Q1

Q51

1

IC

Q52

Q16,14

Heat Sink 240-0059-04

ﾋｰ ﾄｼﾝｸ

Connector Jack 307-1009-00

ｺﾈ ｸﾀｼﾞｬｯｸ

Zener Diode HZ3ALL D1〜4
Diod e MA165 D5,6,7,8
Zener Diode HZ11C3L D51,52

IC UPC4570C IC1

Q10Q24Q22Q56

Q18,20

Q9

Q

Q12

2SA1175-EL,FL Q1,2,56

Transistors 2SC3329-BL,GR Q5,6,9,10,17〜20

ﾄﾗﾝｼﾞｽﾀ

3

Q

Q5

Electrolytic Capacitor C7〜10 CE04W1E220AVF 22uF /25V

ｱﾙﾐ 電解ｺﾝﾃﾞﾝｻ

1

K

4

Q

Polyester Capacitor C3,4 CQ922M1H101K-B 100pF/50V

6

Q

ﾎﾟﾘｴｽﾃﾙｺﾝ ﾃﾞﾝｻ

8

Carbon Film Resistor R11〜14 RD142EA220J 22Ω1/4

炭素 皮膜抵抗 器

Metal Film Resistor R17,18 RN142EK1000F 100.0Ω1/4

金属 被膜抵抗 器

2SA1316-BL,GR Q3,4,11〜16
2SC2785-EL,FL Q7,8,55

2SC2547-D,E Q21,22
2SA1190-D,E Q23,24
2SC3422-O,Y Q51
22SA1359-O,Y Q52

C1,2,51,52 CE04W1H100AVF 10uF /50V
C11,12 CE04W1E101AVF 100uF/25V

C15〜18,53,54 CE04W1E220PZ 22uF /25V

C5,6 CF922MF2E152KD-A 1,500pF/25
C55,56 CF922N1H104JMTFF 0.1uF /50V

R1,2,21〜24 RD142EA101J 100Ω1/4
R3〜6,9,10,15,16 RD142EA202J 2kΩ1/4W
R1,2,21〜24 RD142EA101J 100Ω1/4
R7,8 RD142EA104J 100kΩ1/4

R25〜28 RD142EA100JF 10Ω1/4
R31,32 RD142EA470J 47Ω1/4
R33,34 RD142EA222J 2.2kΩ1/4
R35〜38 RD142EA330J 33Ω1/4
R39,40 RD142EA474J 470kΩ1/4
R41,42 RD142EA273J 27kΩ1/4
R51〜54 RD142EA471J 470Ω1/4
R55,56 RD142EA472J 4.7kΩ1/4

R19,20 RN142EK9310F 931Ω1/4

Tone Amp Assembly (712-0070-00)

Ass' y

VR2VR1S1

K5

I C2

K6

K3IC1K2K1

Connector Jack 307-0410-00 K4

ｺﾈ ｸﾀｼﾞｬｯｸ

Connector Plug 308-0306-00 K2

ｺﾈ ｸﾀﾌﾟﾗｸﾞ

308-0206-00 K1
308-0508-00 K3

308-0304-00 K5
308-0310-00 K6

K4

Rot ary Switch 336-4010-10 S1：SP

ﾛｰﾀﾘｽｲｯﾁ

Variable Resistor 575-2405-00 VR1,2；TONE

可変 抵抗器

IC UPC4570HA IC1,2

Electrolytic Capacitor C5,6 CE04W1H2R2VR 2.2uF /50V

ｱﾙﾐ 電解ｺﾝﾃﾞﾝｻ

Polyester Capacitor C1,2,9,10 CQ922M1H101K-B 100pF /50

ﾎﾟﾘｴｽﾃﾙｺﾝ ﾃﾞﾝｻ

Carbon Film Resistor R9,10 RD142CA102J 1kΩ1/6

炭素 皮膜抵抗 器

Metal Film Resistor R7,8 RN142CK5231F 523Ω1/6

金属 被膜抵抗 器

C3,4 CE04W0J101VR 100uF /6.3
C11,12 CE04W1E220VR 22uF /25V

C13,14 CE04W1E100ARD 10uF /25V

C7,8 CF922N1H223JMTFF 0.022uF/50
R5,6,19,20 RD142CA911J 910Ω1/6
R21,22 RD142CA331J 330Ω1/6

R23,24 RD142CA103J 10kΩ1/6
R1〜4,17,18 RN142CK5491F 549Ω1/6
R11,12 RN142CK1541F 154Ω1/6

R13,14 RN142CK1431F 143Ω1/6
R15,16 RN142CK2551F 255Ω1/6

−6−