Page 1
Ver 1.1 2000. 03
With SUPPLEMENT-1
(9-923-859-81)
With SUPPLEMENT-2
(9-923-859-82)
Page 2
Page 3
Page 4
Page 5
Page 6
Page 7
Page 8
Page 9
SERVICE MANUAL
SRF-M78
US Model
Canadian Model
AEP Model
UK Model
1998. 05
Subject: French model Modification
• French model is almost the same as AEP model.
The difference parts from AEP model are described in this service manual.
Please refer to SRF-M78 service manual (9-923-859-11) previously issued
for other information.
• DIFFERENCE PARTS LIST
Page
12
Ref. No. Part No. Description Remark
* 6 A-3679-780-A MAIN BOARD, COMPLETE
AEP model
E Model
SUPPLEMENT-1
File this supplement with the service manual.
(ENG-98007)
French model
Ref. No. Part No. Description Remark
* 6 A-3679-939-A MAIN BOARD, COMPLETE
* A-3679-780-A MAIN BOARD, COMPLETE
14
15
• Items marked “*” are not stocked since they are seldom required for routine service.
Some delay should be anticipated when ordering these items.
R21 1-216-298-00 METAL CHIP 2.2 5% 1/10W
R22 1-216-298-00 METAL CHIP 2.2 5% 1/10W
* A-3679-939-A MAIN BOARD, COMPLETE
R21 1-216-025-00 METAL CHIP 100 5% 1/10W
R22 1-216-025-00 METAL CHIP 100 5% 1/10W
Sony Corporation
Personal A&V Products Company
Printed in Japan © 1998. 5
98E0513-1D
Published by Quality Engineering Dept.
(Shibaura)9-923-859-81
Page 10
SERVICE MANUAL
SRF-M78
US Model
Canadian Model
AEP Model
UK Model
2000. 03
SUPPLEMENT-2
File this supplement with the service manual.
Subject: Circuit Change
• NEW/FORMER TYPE DISCRIMINATION
– Cabinet of bottom –
Former Type New T ype
E Model
(ECN-TR801634)
(Serial No. 730016 and later)
LABEL FCC (RADIO)
Page 11
SRF-M78
• PRINTED WIRING BOARD
! : Changed portion
Page Former Type New Type
Location A-G, 5-8
C13
D3
C7
L3
C9
+
C15
JC2
C6
R5
C12
C8
R4
R3
CT2
D2
C40
C4
C14
L2
162025
R1
R13
IC1
T1
CF3
C21
Q1
R14
1-660-719-
11
(11)
15105
7
C24
+
CF2
C22
R20
8 8
C23
+
JC7
C13
C15
EXCEPT
French
D3
C7
L3
C9
+
^
JC2
R6
C6
R5
C12
C8
R4
R3
CT2
D2
C40
C4
C14
L2
162025
R1
R13
IC1
T1
CF3
C90
@
1-660-719-
C21
Q1
R14
11
(11)
R20
15105
C24
+
CF2
C22
C23
US,
+
Canadian,
PA
JC7
DE)
D53
87 87
JC52
R66
R72
Q54
Q51
R67
R55
D52
R62
R63
C71
C70
C69
C56
• x : parts mounted on the conductor side.
• Abbreviation
PA : Panama model
JC53
DRY BATTERY
BATTERY SIZE “A
IEC DESIGNATIO
2PCS, 3V
DE)
JC52
Q51
D53
R66
R67
R55
Q54
R72
C69
C56
D52
R62
R63
C71
C70
L51L51
JC53
DRY BATTERY
BATTERY SIZE “A
IEC DESIGNATIO
2PCS, 3V
– 2 –
Page 12
• SCHEMATIC DIAGRAM
US, Canadian,
PA
! : Changed portion
SRF-M78
Page Former Type New Type
Location A-F, 3-5
%
EXCEPT
French
%
%
9
#
@
D4
KV1590MPTL-1
Page Former Type New Type
Location D-F, 7-10
%
^
#
10
Location G-H, 11-13
Location A-C, 6-8
10
$
#
$
Location E-F, 16-17
11
%
• Abbreviation
PA : Panama model
– 3 – – 4 –
Page 13
SRF-M78
• DIFFERENCE PARTS LIST
(1) EXPLODED VIEWS
Page Former Type New Type
Ref. No. Part No. Description Remark
12
* 5 A-3679-779-A KEY BOARD, COMPLETE (AEP, UK)
(2) ELECTRICAL PARTS LIST
Page Former Type New Type
Ref. No. Part No. Description Remark
13
C65 1-124-434-00 ELECT 220µF 20% 4V
C69 1-163-031-11 CERAMIC CHIP 0.01µF 50V
Ref. No. Part No. Description Remark
* 5 A-3679-779-A KEY BOARD, COMPLETE (AEP, UK)
* 5 A-3679-938-A KEY BOARD, COMPLETE (French)
Ref. No. Part No. Description Remark
* A-3679-938-A KEY BOARD, COMPLETE (French)
********************
C65 1-124-635-00 ELECT 220µF 20% 6.3V
C69 1-164-346-11 CERAMIC CHIP 1µF 16V
SRF-M78
C10 1-163-227-11 CERAMIC CHIP 10PF 0.5PF 50V
C12 1-163-085-00 CERAMIC CHIP 2PF 50V
C15 1-126-154-11 ELECT 47µF 20% 6.3V
C16 1-126-163-11 ELECT 4.7µF 20% 50V
14
C17 1-126-157-11 ELECT 10µF 20% 16V
C18 1-126-163-11 ELECT 4.7µF 20% 50V
C23 1-126-163-11 ELECT 4.7µF 20% 50V
C36 1-124-434-00 ELECT 220µF 20% 4V
C38 1-124-433-00 ELECT 100µF 20% 4V
D4 8-719-032-59 DIODE KV1580L-345
ACCESSORIES & PACKING MATERIALS
*******************************
15
3-856-100-11 MANUAL, INSTRUCTION (ENGLISH,
FRENCH, SPANISH, DUTCH, ITALIAN)
* 3-937-108-01 INDIVIDUAL CARTON (Canadian, AEP, UK,
• Items marked “*” are not stocked since they are seldom required for routine service.
Some delay should be anticipated when ordering these items.
(Canadian, AEP, UK, PA)
PA)
C10 1-163-089-00 CERAMIC CHIP 6PF 0.25PF 50V
C12 1-163-084-00 CERAMIC CHIP 1.5PF 0.25PF 50V
C15 1-124-589-11 ELECT 47µF 20% 16V
C16 1-126-794-11 ELECT 4.7µF 20% 50V
C17 1-126-791-11 ELECT 10µF 20% 35V
C18 1-126-794-11 ELECT 4.7µF 20% 50V
C23 1-126-794-11 ELECT 4.7µF 20% 50V
C36 1-124-635-00 ELECT 220µF 20% 6.3V
C38 1-126-177-11 ELECT 100µF 20% 10V
C90 1-162-282-31 CERAMIC 100PF 10% 50V
(US, Canadian, PA)
D4 8-719-072-72 DIODE KV1590MPTL-1
R6 1-216-061-00 RES, CHIP 3.3K 5% 1/10W
(EXCEPT French)
ACCESSORIES & PACKING MATERIALS
*******************************
3-856-100-12 MANUAL, INSTRUCTION (ENGLISH,
FRENCH, SPANISH, DUTCH, ITALIAN)
(Canadian, AEP, UK, French, PA)
not supplied
• Abbreviation
PA : Panama model
– 5 –
9-923-859-82
Sony Corporation
Personal Audio Division Company
– 6 –
Printed in Japan C 2000. 3
2000C0581-1
Published by General Engineering Dept.
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