Sony MHC-SV7AV / TA-SV7AV Service Manual ▷ View online
TA-SV7AV
17
17
C781
S723
S718
S719
S715
S714
S713
S712
S710
S711
S705
D706
D705
D704
D703
D702
D701
FB707
D781
S701
S702
S703
RV761
Q710
R735
C731
R736
R738
C732
R
739
R
740
R737
C735
C729
C728
R732
R734
C734
C726
C724
FB702
R729
C751
CLP701
R728
C723
FB703
C733
R731
R730
C725
R733
FB706
FB705
FB704
C710
C712
CLP702
J703
JW704
R708
Q702
NO780
NO781
Q701
JW705
FB708
NO711
NO710
R716
R717
R718
R719
C701
C702
C703
C704
C705
C706
R707
R721
R720
R715
R714
R713
R712
R711
R710
R709
IC702(1/2)
IC702(2/2)
S717
R722
CN700
C721
R726
C722
R727
FB701
J701
J702
RV762
NO761
C711
NO750
R741
C736
R747
C750
R748
C749
C744
R749
C737
C738
D710
C741
C740
C742
R743
R745
R
74
4
C
743
R746
R751
R750
C746
C747
C748
C
745
C752
R742
C739
C730
C727
IC701
0.01
SEL5923A
SEL5923A
SEL5923A
SEL5923A
SEL5923A
SEL5223S
-TP15
0 H
SEL5E20C
50k
2SC2785
150k
2.2
50V
50V
100
10k
100
10V
10V
10k
100
k
1k
10
16V
2.2
50V
50V
0.1
50V
50V
22k
10k
47p
47p
0.22
50V
1k
0.01
10k
0.01
10
16V
1k
100k
1000p
100
0.001
0.001
100
BN1F4M
2P
2P
BA1A4M
3P
3P
2.2k
2.7k
3.9k
5.6k
0.01
0.01
0.01
0.01
0.01
0.01
330
15k
8.2k
1.5k
1.2k
1k
820
560
470
270
NJM4580D
NJM4580D
27k
25P
0.22
50V
1k
0.01
10k
50k
5P
0.01
5P
15k
2.2
50V
50V
120k
1
50V
22k
0.0068
0.15
47k
0.022
0.0068
MTZJ-T-72-5.1B
47
10V
47 10V
0.068
22k
22k
22k
0.0
01
270
22k
22k
0.47
50V
0.068
0.001
47
50V
10
16V
15k
1
50V
270p
470p
M65850P
LED-POWER
LED-SUR
LED-EQ
LED-DCS_A
LED-DCS_B
LED-DCS_C
LED-BLUE
LED-POWER
LED-SUR
LED-EQ
LED-DCS_A
LED-DCS_B
LED-DCS_C
LED-BLUE
A1
A2
A3
A4
A5
A6
A8
A9
A5
A4
A3
A2
A1
A6
A8
A9
LED-BLUE
VOL3-A
VOL3-B
HP-SW
HP-L
HP-R
D GND
HP-GND
POWER KEY
KEY0
LED-POWER
LED-SUR
LED-EQ
LED-DCS_A
LED-DCS_B
LED-DCS_C
JOG1-A
JOG1-B
JOG2-A
JOG2-B
SET UP
EQ ON/OFF
AGND for BULUE LED
MIC
A GND
EVER+5V
+12V
ENTER
DIGITAL
C
B
A
EQ
SUR
CINEMA
STUDIO
CINEMA
STUDIO
C
CINEMA
STUDIO
CINEMA
STUDIO
B
A
EQ
SUR
Q701,702
LED DRIVE
DECODING
MULTI CHANNEL
GND
GND
GND
2A
2B
1B
1A
3A
3B
FUNCTION
FILE SELECT
VOLUME
ROTARY ENCODER
ROTARY ENCODER
ROTARY ENCODER
PHONES
MIC LEVEL
REGULATOR
MIC AMP
(CHASSIS)
(CHASSIS)
3
2
4
1
5
6
8
7
EFFECT
PICTURE
MIC2
MIC1
ECHO LEVEL
O
P
2O
U
T
V
C
C
C
LO
C
K
R
EF
O
P
2IN
LP
F2IN
L
PF2
O
U
T
G
N
D
C
C
2
CC
1
O
P1IN
O
P
1O
U
T
LPF1O
U
T
LPF1IN
DIGITAL
ECHO
5-9.
SCHEMATIC DIAGRAM – CONTROL Section –
•
See page 16 for IC Block Diagram.
(Page 12)
TA-SV7AV
18
18
5-10. PRINTED WIRING BOARDS – POWER Section –
•
See page 10 for Circuit Boards Location.
JW906
F913
JW901
CN913
CN915
F934
JW961
F933
F932
F931
F937
CN914
JW938
JW930
JW922
JW923
NO921
JW803
JW907
CN903
JW920
LP102
T901
POWER
TRANSFORMER
(SUB)
JW913
CN901
RY901
JW802
D901
Q901
R902
R901
JW801
JW903
JW805
C901
JW902
JW806
JW807
JW808
JW809
JW810
JW811
JW812
JW804
JW905
CN902
F935
F936
VOLTAGE SELECTOR
S901
230 – 240V T 220V T 120V
AC OUTPUT BOARD
AC INPUT BOARD
3
1
1
6
4
1
F
FRONT AMP
BOARD
NO101
G
FRONT AMP
BOARD
NO102
E
FRONT AMP
BOARD
NO101
1-680-754-
1
2
3
4
(TH)
1-680-752-
T911
POWER
TRANSFORMER
(MAIN)
2
2
3
4
1
1
(AC IN)
(TH)
SUB TRANS BOARD
1
E
5
A
FRONT AMP
BOARD
NO109
1-680-751-
11
(21)
11
(21)
11
(21)
(EA, SP)
(EA, SP)
(EA, SP)
(EA, SP)
(TH)
(TH)
(TH)
(TH)
(Page 11)
(Page 11)
(Page 11)
(Page 11)
TA-SV7AV
19
19
JW905
JW913
JW907
RY901
D901
R902
R901
Q901
CN903
JW922
JW923
F931
F932
F933
F934
JW938
F937
CN915
CN914
CN913
T911
F936
F935
JW903
JW902
JW901
C901
JW906
F913
S901
T901
CN901
NO921
CN902
1SS133T
10k
100k
2SC2785
5P
T8AL
250V
250V
T6.3AL
T6.3AL
250V
T8AL
250V
T4AL
250V
3P
4P
6P
T2.5AL
250V
T2.5AL
250V
0.01
250V
250V
T5AL
250V
250V
2P
STBY RELAY
RELAY-UNREG
DGND
SUB-AC
SUB-AC
POWER
TRANSFORMER
(SUB)
120/230
NEUTRAL
AC1
AC2
AC2
AC1
VF
VF
120/230
NEUTRAL
AC1-GND
AC2-GND
VP
AC3(LOW)
AC3(LOW)
AC4(HIGH)
AC4(HIGH)
(AC IN)
RELAY
DRIVE
POWER
TRANSFORMER
(MAIN)
(TH)
(TH)
(EA,SP)
(EA,SP)
(TH)
(TH)
4P
2P (TH)
(EA,SP)
230-240
220
(EA,SP)
(TH)
4P
2P (TH)
(EA,SP)
220
230-240
VOLTAGE SELECTOR
230-240V
120V
220V
(EA,SP)
5-11. SCHEMATIC DIAGRAM – POWER Section –
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 13)
(Page 13)
(Page 13)
(Page 12)
TA-SV7AV
20
6-1.
COVER SECTION
SECTION 6
EXPLODED VIEWS
The components identified by
mark
mark
0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
specified.
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Hardware (# mark) list is given in the last of
the electrical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
#4
#1
#1
#1
#1
#1
#1
#1
#1
#1
not supplied
Front panel section
2
2
1
5
M1
7
4
3
not supplied
not supplied
not supplied
1
1-773-210-11 WIRE (FLAT TYPE) (25 CORE)
2
3-363-099-21 SCREW (CASE 3 TP2)
3
4-232-336-11 COVER
4
4-233-558-21 PANEL (2CH/VCD), BACK (SP)
4
4-233-558-31 PANEL (2CH/VCD), BACK (EA)
4
4-233-558-41 PANEL (2CH/VCD), BACK (TH)
5
1-680-751-11 SUB TRANS BOARD
7
1-680-755-11 RELAY BOARD
M1
1-763-072-11 FAN, D. C.
• Abbreviation
EA
: Saudi Arabia model
SP
: Singapore model
TH
: Thailand model
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