XM-7527 (serv.man2) - Sony Car Audio Service Manual (repair manual)

xm-7527 (serv.man2) service manual
Model
XM-7527 (serv.man2)
Pages
9
Size
1.35 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio / SUPPLEMENT-1
File
xm-7527-sm2.pdf
Date

Read Sony XM-7527 (serv.man2) Service Manual online

1
SUPPLEMENT-1
File this supplement with the service manual.
XM-7527
SERVICE MANUAL
US Model
Canadian Model
AEP Mode
UK Model
E Model
Subject: 1. CHANGE OF DISASSEMBLY
2. CHANGE OF EXPLODED VIEWS
3. CHANGE OF ELECTRICAL PARTS LIST
4. CHANGE OF DIAGRAMS
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.
(ENG-99011)
Sony Corporation
Mobile Electronics Division Company
9-926-592-83
99J090275-1
Printed in Japan © 1999. 10
Published by General Engineering  Dept.
2
1. CHANGE OF DISASSEMBLY
!
 : Changed portion
Page
7
3-2. AMPLIFIER/POWER BOARD AND LED BOARD
2. CHANGE OF EXPLODED VIEWS
!
 : Changed portion
Page
16
Former Type
New Type
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
* 67
3-042-419-01 BRACKET (POWER)
!
6-2. BOARD AND HEAT SINK SECTION
2
 Two screws
     (P4x40)
 Three screws
     (P3x8)
 Two insulating sheets
     (AMP)
 Sub heat sink
     (Amplifier)
0
 Three screws
     (P3x6)
!™
 Two screws
     (P3x14)
3
 Three screws (BVTP3x14)
9
 Screw (BTP3x8)
1
 Three screws (BTP3x12)
5
 Screw (BVTP3x10)
!∞
 Two screws (P3x6)
6
 Two screws (BTP3x8)
 Two brackets (POWER)
4
 Retainer
7
 Power board
8
 Amplifier board
 Two screws 
    (BTP 2x10)
!•
 LED board
 LED holder
^
$
$
^
^
#1
#4
52
53
53
53
55
56
56
58
58
61
60
65
62
66
#4
#5
#3
#6
#9
#4
#1
(Including Ref No.65)
#3
#1
#1
#4
#4
#10
#10
#7
#1
#1
67
67
!
!
@
@
@
XM-7527
3
3
3. CHANGE OF ELECTRICAL PARTS LIST
!
 : Changed portion
Page
17
Former Type
New Type
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
C118
1-102-959-61 CERAMIC
22PF
5%
50V
C218
1-102-959-61 CERAMIC
22PF
5%
50V
C118
1-102-508-11 CERAMIC
10PF
0.5PF
50V
C218
1-102-508-11 CERAMIC
10PF
0.5PF
50V
D107
8-719-921-71 DIODE   MTZJ-9.1B
D207
8-719-921-71 DIODE   MTZJ-9.1B
18
21
C914
1-131-994-11 FILM
0.047uF 5%
100V
R921
1-208-389-61 RES,CHIP
22
2%
1/8W
R922
1-208-389-61 RES,CHIP
22
2%
1/8W
22
R921
1-216-182-00 RES,CHIP
220
2%
1/8W
R922
1-216-182-00 RES,CHIP
220
2%
1/8W
$
$
$
$
$
$
$
$
$
C919
1-165-009-11 CERAMIC CHIP 0.001uF 10%
50V
C920
1-165-009-11 CERAMIC CHIP 0.001uF 10%
50V
$
$
XM-7527
4
4
4. CHANGE OF DIAGRAMS
• BLOCK DIAGRAM  – AMPLIFIER SECTION –
5
7
6
7
8
8
12
12
11
11
5
7
6
7
6
7
5
6
7
7
DIFFERENTIAL
AMP
Q104,106
DIFFERENTIAL
AMP
Q103,105
POWER AMP
(VOLTAGE STAGE)
Q108
BIAS
VR101
OVERLOAD
Q112,113
OVERLOAD
Q114-115
OFFSET
DET
Q812-814
CNJ805
6
3
5
4
1
9
7
8
CNP804
POWER AMP
(VOLTAGE STAGE)
Q107
POWER AMP
(FINAL STAGE)
Q110-111
NFB ON
NFB OFF
RY801(1/2)
DIRECT 
SW802(1/2)
LINE SWITCH
Q102
LINE SWITCH
Q101
LOWBOOST
IC102(1/2)
LOWBOOST
IC102(2/2)
POWER
DRIVE
Q942
THERMAL
DET
TH803
POWER
CONTROL
Q941
INVERTER
Q943
R-CH
R-CH
CN807
SPEAKER OUT
ON
OFF
PRE AMP
IC801(1/2)
H.P.F
IC802(1/2)
H.P.F
IC101(2/2)
IC201(2/2)
L.P.F
IC803
L.P.F
IC101(1/2)
IC201(1/2)
LEVEL
VR801(1/2)
FILTER
VR804
FILTER
VR804
CNP806
CNJ806
CNJ806 CNP806
HPF
LPF
FLAT
INVERTER
Q944
+45V
+15V
–15V
–45V
T902
D942
D944
D946
D948
D947
D945
D943
D949
R-CH
R-CH
L-CH
TO
POWER
BOARD
CNB804
09
FILTER BOARD
AMPLIFIER BOARD
3
1
TEST TONE AMP
IC804(1/2)
TEST TONE AMP
IC804(2/2)
FILTER
ON
OFF
B+
SW803
L
L+R
MONO
R
INPUT
(M0N0)
OUTPUT
(THROUGH)
L
INPUT
OUTPUT
(THROUGH)
R
2
5
7
6
TEST TONE
S805
NFB
S804
1
1
VR802
(2/4)
VR802
(1/4)
5
6
BOOST/LOWCUT
FREQ
VR802
• Signal path
     : Audio
Page of 9
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Download Sony XM-7527 (serv.man2) Service Manual (Repair Manual)

Here you can read online and download Sony XM-7527 (serv.man2) Service Manual in PDF. XM-7527 (serv.man2) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony XM-7527 (serv.man2) Car Audio. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.