Sony SAVA-27 Service Manual ▷ View online
1
5
6
+
–
+
20
19
18
17
16
15
14
13
21
22
23
24
2
3
4
7
8
9
10
12
11
+
DEC
IN-FILTER
(40kHz)
VDD
ADM-CONT
SRAM
ADM
OUT-FILTER
(7k/5k)
B-NR
DC-OUT
VOL/MUTE
S-TRIM
INV-PHASE
R+DELAY
L+DELAY
A
B
A
B
A
B
A
B
A
B
A
B
A
B
L–R
L+R
(–6dB)
A
B
A.GND
L-OUT
R-OUT
VREF
S-OUT
DELAY-OUT
S-IN
R-IN
L-IN
VCC
NR-DET
ENABLE
DATA
CLK
D.GND
DC-CUT
VDD
OSC
OSC
NR-IREF
DC-CUT
+
–
–
+
–
–
+
–
–
+
–
+
–
+
–
+
–
–
+
–
–
+
–
+
–
+
–
+
–
–
+
–
–
+
–
–
+
–
+
–
DECODER
LATCH
SHIFT
REGISTER
CONTROL
–
+
+
–
–
1
2
3 4
5
6 7 8
9 10
20
19
18
17
16
15
14
13
12
11
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
43
44
LSELO
L4
L3
L3
L2
L1
VDD
R1
R2
R3
R4
R4
RSELO
RVRIN
RCOM
RT1
RT2
RT3
RTOUT
RSIN
RS1
RS2
RS3
RSOUT
RFIN
RFOUT
RROUT
VSS
CL
DI
CE
VREF
LROUT
LFOUT
LFIN
LSOUT
LS3
LS2
LS1
LSIN
LTOUT
LT3
LT2
LT1
LCOM
LVRIN
IC351
LV1016
IC201
LC75373ED
– 22 –
SECTION 4
EXPLODED VIEWS
Note:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
packing materials are given in the last of this
parts list.
•
Abbereviation
G
G
:German
SP :Singapore
AUS :Australian
CH :Chinese
MY :Malaysian
The components identified by mark
!
or
dotted line with mark
!
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
!
sont critiques pour la sécurité.
Ne les remplacer que par une pièce portant
le numéro spécifié.
le numéro spécifié.
— 23 —
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
4-1.
SYSTEM (L)ASSY
1
4-991-883-01 FRAME, ORNAMENT
2
X-4948-622-1 FRAME (L) ASSY, GRILLE
3
4-951-733-01 CATCHER
4
1-505-681-11 SPEAKER (5cm)
5
X-4948-623-1 PANEL ASSY, FRONT
6
1-505-680-11 SPEAKER (10cm)
7
X-4948-550-1 PANEL ASSY, DISPLAY
8
4-991-271-01 BUTTON (A)
9
4-991-275-01 WINDOW (IR)
10
4-991-284-01 REFLECTOR
11
4-991-276-01 HOLDER, FL TUBE
* 12
A-4403-111-A DISPLAY BOARD, COMPLETE
13
4-991-272-01 BUTTON (B)
* 14
1-666-222-11 KEY BOARD
* 15
A-4384-736-A CABINET (L) ASSY, SPEAKER (EXCEPT G)
* 15
A-4384-738-A CABINET (L) ASSY, SPEAKER (G)
16
4-991-889-01 COVER (W)
17
1-505-679-11 SPEAKER (13cm)
18
4-923-040-11 SCREW (4X16), TAPPING
* 19
4-976-741-01 COVER, BUTTON
* 20
4-991-890-01 PANEL (L), BACK (US)
* 20
4-991-890-11 PANEL (L), BACK (Canadian)
* 20
4-991-890-21 PANEL (L), BACK (AEP, UK, G, MY, SP)
* 20
4-991-890-31 PANEL (L), BACK (AUS)
* 20
4-991-890-41 PANEL (L), BACK (CH)
21
4-914-430-11 SCREW (4X20), TAPPING
FL501
1-517-673-11 INDICATOR TUBE, FLUORESCENT
a
b
a
b
FL501
#2
#2
#1
#3
#3
#5
#5
#5
11
6
12
21
21
8
15
4
3
5
3
2
1
9
7
10
14
21
21
13
21
18
18
20
19
18
16
17
21
AMPLIFIER ASSY
— 24 —
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
4-2.
SYSTEM (R)ASSY
51
4-991-883-01 FRAME, ORNAMENT
52
X-4948-752-1 FRAME (R) ASSY, GRILLE
53
4-951-733-01 CATCHER
54
1-505-681-11 SPEAKER (5cm)
55
1-505-680-11 SPEAKER (10cm)
56
X-4948-709-1 PANEL (R) ASSY
* 57
A-4384-737-A CABINET (R) ASSY, SPEAKER (EXCEPT G)
* 57
A-4384-739-A CABINET (R) ASSY, SPEAKER (EXCEPT G)
58
4-923-040-11 SCREW (4X16), TAPPING
* 59
4-991-891-01 PANEL (R), BACK
60
4-991-889-01 COVER (W)
61
1-505-679-11 SPEAKER (13cm)
62
4-914-430-11 SCREW (4X20), TAPPING
63
X-4948-623-1 PANEL ASSY, FRONT
55
57
58
59
60
62
62
63
62
62
62
54
53
53
56
53
52
51
#1
#5
#5
#5
— 25 —
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
4-3.
AMPLIFIER SECTION
4
A:INPUT BOARD
* 101
A-4403-112-A POWER BOARD, COMPLETE
* 102
A-4403-110-A DOLBY BOARD, COMPLETE
* 103
4-975-298-01 BUTTON (PUSH)
* 104
A-4403-106-A PS MOUNTED BOARD, COMPLETE
105
1-773-274-11 WIRE (FLAT TYPE) (27 CORE)
* 106
A-4403-105-A MAIN BOARD, COMPLETE (US, Canadian)
* 106
A-4403-113-A MAIN BOARD, COMPLETE
(AEP, UK, AUS, CH, G, MY, SP)
* 107
1-666-219-11 T1 BOARD
* 108
1-666-220-11 T2 BOARD
* 109
3-703-244-00 BUSHING (2104), CORD
! 110
1-575-042-21 CORD, POWER (US,Canadian)
! 110
1-575-651-21 CORD, POWER (AEP, G, MY, SP)
! 110
1-696-845-11 CORD, POWER (AUS)
! 110
1-751-529-11 CORD, POWER (UK)
! 110
1-782-510-11 CORD, POWER (CH)
! T901
1-431-428-11 TRANSFORMER, POWER (US, Canadian)
! T901
1-431-433-11 TRANSFORMER, POWER
(AEP, UK, AUS, CH, G, MY, SP)
The components identified by
mark
mark
!
or dotted line with mark
!
are critical for safety.
Replace only with part number
specified.
specified.
Les composants identifiés par
une marque
une marque
!
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Ne les remplacer que par une
pièce portant le numéro spécifié.
a
a
b
b
CH MODEL
102
103
104
105
106
107
110
110
110
110
not supplied
not supplied
not supplied
not supplied
not supplied
(Included
in
in
4
A)
not supplied
not supplied
#3
#3
#3
#3
#3
#3
#3
#3
#3
4
A
#3
#3
#3
#3
#3
#3
#3
#3
#3
#4
#4
108
101
109
T901
AEP, G, SP, MY
MODEL
MODEL
US, Canadian
MODEL
MODEL
UK MODEL
AUS MODEL
110
L-ch
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