Sony SRS-Z31 (serv.man2) Service Manual ▷ View online
SRS-Z31
5
5
SRS-Z31
2-3. PRINTED WIRING BOARD (SIDE B)
: Uses unleaded solder.
CL1
CL2
CL5
CL4
CL3
TP8
TP23
TP7
TP2
TP19
TP9
TP11
JW1
TP10
TP21
TP22
TP3
TP14
TP13
TP17
TP1
TP12
TP20
TP18
R
G
L
TP15
TP16
12
(12)
1-685-794-
AMP BOARD (SIDE B)
DC IN 9V
JK4
JK2
R OUT
JK1
INPUT 2
P1
(INPUT 1)
RV1
VOLUME
D3
JK3
i
I
S1
ON
r
OFF
I
2
3
4
5
6
A
1
B
C
D
SRS-Z31
6
6
SRS-Z31
For schematic diagrams.
Note:
• All capacitors are in
Note:
• All capacitors are in
µF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specified.
• A : B+ Line.
• Power voltage is dc 9V and fed with regulated dc power
• Power voltage is dc 9V and fed with regulated dc power
supply from external power voltage jack.
• Voltages are dc with respect to ground under no-signal
conditions.
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Signal path.
F
: AUDIO
For printed wiring boards.
Note:
• X : parts extracted from the component side.
•
Note:
• X : parts extracted from the component side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
(The other layers' patterns are not indicated.)
Caution:
Parts face side:
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
• IC Block Diagram
IC1 LM358D
1
2
3
4
+
+
8
7
6
5
A OUT
A- IN
A+ IN
V-
V+
B OUT
B- IN
B+ IN
IC2, 3 TEA2025D-013TR
20
19
18
17 16 15 14
11
+
–
13 12
+
–
THERMAL
PROTECT
START
CIRCUIT
10
9
8
7
6
5
4
3
2
1
DECOUPLING
VCC
OUT 1
BOOT 1
GND
GND
GND
GND
FEEDBACK
IN1 (+)
GND (SUB)
BRIDGE
OUT 2
BOOT 2
GND
GND
GND
GND
FEEDBACK
IN2 (+)
SVR
7
SRS-Z31
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
SECTION 3
EXPLODED VIEWS
3-1. MAIN SECTION
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.
the exploded views are not supplied.
•
Color indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ••• (RED)
Example :
KNOB, BALANCE (WHITE) ••• (RED)
↑
↑
Parts color
Cabinet's color
1
2
2
3
16
4
3
8
14
15
10
10
11
12
13
9
5
17
7
6
SP1
SP2
#2
#3
#2
#1
#1
#1
#1
1
3-247-419-11 CABINET (L), FRONT (BLACK) (KR)
1
3-247-419-21 CABINET (L), FRONT (WHITE)
2
3-247-426-01 RUBBER, SEAL
3
3-247-429-01 SHEET (SMALL), PACKING
4
3-247-425-01 PLATE, LIGHT GUIDE
5
3-247-423-11 KNOB (POWER) (BLACK) (KR)
5
3-247-423-21 KNOB (POWER) (WHITE)
6
3-247-424-11 KNOB (VOLUME) (BLACK) (KR)
6
3-247-424-21 KNOB (VOLUME) (WHITE)
7
3-247-430-01 SHEET (LARGE), PACKING
* 8
A-3347-365-A AMPLIFIER BOARD, COMPLETE
9
3-247-421-11 CABINET (L), REAR
10
3-247-431-02 FOOT, RUBBER
11
1-824-827-11 CORD (WITH PLUG) (L-CH)
12
1-824-828-11 CORD (WITH PLUG) (R-CH)
13
3-247-422-11 CABINET (R), REAR
14
3-247-428-01 URETHANE, PACKING
15
3-247-420-11 CABINET (R), FRONT (BLACK) (KR)
15
3-247-420-21 CABINET (R), FRONT (WHITE)
16
3-249-533-01 INSULATOR, HEAT
17
3-249-597-01 CUSHION, KNOB
SP1
1-825-907-11 SPEAKER (039F011//C) (L-CH)
SP2
1-825-907-11 SPEAKER (039F011//C) (R-CH)
#1
7-685-104-14 SCREW +P 2X6 TYPE2 NON-SLIT
#2
7-685-133-14 SCREW +P 2.6X6 TYPE2 NON-SLIT
#3
7-685-103-14 SCREW +P 2X5 TYPE2 NON-SLIT
Ver. 1.1
• Abbreviation
KR
: Korean model
8
SRS-Z31
SECTION 4
ELECTRICAL PARTS LIST
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
NOTE:
•
•
Due to standardization, replacements in the
parts list may be different from the parts
specified in the diagrams or the components
used on the set.
parts list may be different from the parts
specified in the diagrams or the components
used on the set.
•
-XX, -X mean standardized parts, so they
may have some difference from the original
one.
may have some difference 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.
•
CAPACITORS:
uF:
uF:
µF
•
RESISTORS
All resistors are in ohms.
METAL: metal-film resistor
METAL OXIDE: Metal Oxide-film resistor
F: nonflammable
All resistors are in ohms.
METAL: metal-film resistor
METAL OXIDE: Metal Oxide-film resistor
F: nonflammable
•
COILS
uH:
uH:
µH
•
SEMICONDUCTORS
In each case, u:
In each case, u:
µ, for example:
uA...:
µA... , uPA... , µPA... ,
uPB... ,
µPB... , uPC... , µPC... ,
uPD...,
µPD...
•
Abbreviation
CND : Canadian model
KR : Korean model
CND : Canadian model
KR : Korean model
When indicating parts by reference
number, please include the board.
number, please include the board.
Les composants identifiés par une
marque 0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
marque 0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
The components identified by mark 0
or dotted line with mark 0 are critical
for safety.
Replace only with part number specified.
or dotted line with mark 0 are critical
for safety.
Replace only with part number specified.
*
A-3347-365-A AMP BOARD, COMPLETE
******************
< CAPACITOR >
C4
1-124-779-00 ELECT CHIP
10uF
20%
16V
C6
1-124-779-00 ELECT CHIP
10uF
20%
16V
C8
1-100-403-11 ELECT (NONPOLAR) 10uF
20%
16V
C9
1-100-403-11 ELECT (NONPOLAR) 10uF
20%
16V
C10
1-100-403-11 ELECT (NONPOLAR) 10uF
20%
16V
C13
1-165-176-11 CERAMIC CHIP
0.047uF
10%
16V
C14
1-165-176-11 CERAMIC CHIP
0.047uF
10%
16V
C15
1-165-176-11 CERAMIC CHIP
0.047uF
10%
16V
C16
1-165-176-11 CERAMIC CHIP
0.047uF
10%
16V
C19
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C20
1-126-204-11 ELECT CHIP
47uF
20%
16V
C22
1-162-968-11 CERAMIC CHIP
0.0047uF
10%
50V
C23
1-126-208-21 ELECT CHIP
47uF
20%
4V
C24
1-162-968-11 CERAMIC CHIP
0.0047uF
10%
50V
C25
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C26
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C27
1-124-779-00 ELECT CHIP
10uF
20%
16V
C28
1-126-193-11 ELECT CHIP
1uF
20%
50V
C29
1-126-193-11 ELECT CHIP
1uF
20%
50V
C30
1-124-779-00 ELECT CHIP
10uF
20%
16V
C32
1-117-681-11 ELECT CHIP
100uF
20%
16V
C34
1-117-681-11 ELECT CHIP
100uF
20%
16V
C35
1-126-209-11 ELECT CHIP
100uF
20%
4V
C36
1-126-209-11 ELECT CHIP
100uF
20%
4V
C37
1-126-209-11 ELECT CHIP
100uF
20%
4V
C38
1-126-209-11 ELECT CHIP
100uF
20%
4V
C39
1-117-681-11 ELECT CHIP
100uF
20%
16V
C40
1-117-681-11 ELECT CHIP
100uF
20%
16V
C41
1-117-681-11 ELECT CHIP
100uF
20%
16V
C42
1-117-681-11 ELECT CHIP
100uF
20%
16V
C43
1-125-837-91 CERAMIC CHIP
1uF
10%
6.3V
C44
1-125-837-91 CERAMIC CHIP
1uF
10%
6.3V
C45
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C46
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C47
1-125-837-91 CERAMIC CHIP
1uF
10%
6.3V
C48
1-125-837-91 CERAMIC CHIP
1uF
10%
6.3V
C49
1-126-209-11 ELECT CHIP
100uF
20%
4V
C50
1-126-209-11 ELECT CHIP
100uF
20%
4V
C51
1-107-826-11 CERAMIC CHIP
0.1uF
10%
16V
C52
1-126-916-11 ELECT
1000uF
20%
6.3V
C53
1-126-767-11 ELECT
1000uF
20%
16V
C54
1-126-193-11 ELECT CHIP
1uF
20%
50V
C55
1-126-193-11 ELECT CHIP
1uF
20%
50V
C105
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C106
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C107
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
C108
1-162-927-11 CERAMIC CHIP
100PF
5%
50V
< DIODE >
D1
8-719-800-76 DIODE 1SS226
D3
6-500-479-01 DIODE LTO323-41-URF4 (!)
D4
8-719-978-33 DIODE DTZ-TT11-6.8B
< IC >
IC1
8-759-467-94 IC LM358D
IC2
8-759-524-84 IC TEA2025D-013TR
IC3
8-759-524-84 IC TEA2025D-013TR
< JACK >
JK1
1-566-822-51 JACK (INPUT2)
JK2
1-566-822-51 JACK (R OUT)
JK3
1-815-629-11 JACK (i)
JK4
1-569-966-21 JACK, DC (POLARITY UNIFIED TYPE) (DC IN 9V)
< TRANSISTOR >
Q1
8-729-027-60 TRANSISTOR
DTC144TKA-T146
Q2
8-729-027-60 TRANSISTOR
DTC144TKA-T146
< RESISTOR >
R1
1-216-827-11 METAL CHIP
3.3K
5%
1/10W
R2
1-216-827-11 METAL CHIP
3.3K
5%
1/10W
R3
1-216-827-11 METAL CHIP
3.3K
5%
1/10W
R4
1-216-827-11 METAL CHIP
3.3K
5%
1/10W
R5
1-216-826-11 METAL CHIP
2.7K
5%
1/10W
R7
1-216-826-11 METAL CHIP
2.7K
5%
1/10W
R9
1-216-848-11 METAL CHIP
180K
5%
1/10W
R10
1-216-848-11 METAL CHIP
180K
5%
1/10W
R11
1-216-834-11 METAL CHIP
12K
5%
1/10W
R12
1-216-834-11 METAL CHIP
12K
5%
1/10W
R14
1-218-667-11 METAL CHIP
91
0.5%
1/10W
R15
1-216-829-11 METAL CHIP
4.7K
5%
1/10W
R16
1-216-829-11 METAL CHIP
4.7K
5%
1/10W
R17
1-216-813-11 METAL CHIP
220
5%
1/10W
R18
1-216-833-11 METAL CHIP
10K
5%
1/10W
AMP
Ver. 1.1
Click on the first or last page to see other SRS-Z31 (serv.man2) service manuals if exist.