Sony XM-7557 Service Manual
SERVICE MANUAL
SUPPLEMENT-1
File this supplement with the service manual.
Subject: 1. CHANGE OF DISASSEMBLY
2. CHANGE OF EXPLODED VIEWS
3. CHANGE OF ELECTRICAL PARTS LIST
4. CHANGE OF DIAGRAMS
XM-7557
US Model
Canadian Model
AEP Mode
UK Model
E Model
(ENG-99013)
The Amplifier Board and the Power Board were changed during production of
this machine.
Here, only the printed circuit boards prior to the change are described.
9-926-590-83
Sony Corporation
Mobile Electronics Division Company
Printed in Japan © 1999. 10
99J090275-1
Published by General Engineering Dept.
1
1. CHANGE OF DISASSEMBLY
)
! : Changed portion
Page
3-2. AMPLIFIER/POWER BOARD AND LED BOARD
7
!¢
Sub heat sink
(Amplifier)
!¡
!∞
Two insulating sheets
(AMP)
2
Four screws
(P4x40)
Screw (BTP3x8)
0
Four screws
(P3x10)
9
T wo screws
(P3x14)
!£
Three screws
(P3x6)
!•
T wo screws
(P2x10)
!ª
LED board
@º
LED holder
!™
Six screws
(P3x10)
@
@
3
Six screws
(BVTP3x14)
6
(BTP3x8)
4
@
Three screws
T wo Retainers
!¶
Three brackets (POWER)
!§
Three screws
(P3x6)
5
Two screws (BVTP3x10
7
Power board
8
Amplifier board
@
@
1
Five screws
(BTP3x12)
2
2. CHANGE OF EXPLODED VIEWS
8
57
! : Changed portion
Page
Ref. No. Part No. Description Remark
18
Former Type
not supplied
#9
#9
56
#4
#4
#4
#10
#10
54
@
#3
55
@
#1
#4
#4
63
#9
!
#4
#4
66
New Type
Ref. No. Part No. Description Remark
* 66 3-042-419-01 BRACKET (POWER)
$
!
#6
66
#1
60
#4
#4
#5
#1
(Including Ref No.62 )
#1
(Including Ref No.55 )
63
64
#1
#1
#3
#5
#4
#4
#1
#1
#4
@
63
61
57
64
#1
(Including
Ref No.55 )
!
#6
61
#4
#4
60
@
62
63
65
3
3. CHANGE OF ELECTRICAL PARTS LIST
! : Changed portion
Page
Ref. No. Part No. Description Remark
C113 1-102-508-11 CERAMIC 10PF 0.5PF 50V
19
C213 1-102-508-11 CERAMIC 10PF 0.5PF 50V
C313 1-102-508-11 CERAMIC 10PF 0.5PF 50V
C413 1-102-508-11 CERAMIC 10PF 0.5PF 50V
C523 1-102-508-11 CERAMIC 10PF 0.5PF 50V
C529 1-102-508-11 CERAMIC 10PF 0.5PF 50V
20
Former Type
New Type
Ref. No. Part No. Description Remark
C113 1-102-959-61 CERAMIC 22PF 5% 50V
$ $
C213 1-102-959-61 CERAMIC 22PF 5% 50V
$ $
C313 1-102-959-61 CERAMIC 22PF 5% 50V
$ $
C413 1-102-959-61 CERAMIC 22PF 5% 50V
$ $
C523 1-102-959-61 CERAMIC 22PF 5% 50V
$ $
C529 1-102-959-61 CERAMIC 22PF 5% 50V
$ $
D104 8-719-921-71 DIODE MTZJ-9.1B
$
D204 8-719-921-71 DIODE MTZJ-9.1B
$
D304 8-719-921-71 DIODE MTZJ-9.1B
$
D404 8-719-921-71 DIODE MTZJ-9.1B
$
D507 8-719-921-71 DIODE MTZJ-9.1B
$
D508 8-719-921-71 DIODE MTZJ-9.1B
$
25
C912 1-131-994-11 FILM 0.047uF 5% 100V
C933 1-131-994-11 FILM 0.047uF 5% 100V
$
$
4
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