Sony HCD-GRX40AV / HCD-RXD6AV / MHC-GRX40AV / MHC-RXD6AV Service Manual ▷ View online
HCD-GRX40AV/RXD6AV
33
33
7-14.
SCHEMATIC DIAGRAM CENTER/REAR AMP SECTION
• Refer to page 21 for Note on Schematic Diagrams.
F001 4.0A 125V : MX MODEL
T2.0AL 250V : EXCEPT MX MODEL
F501 2.5A 250V : MX MODEL
T2.0AL 250V : EXCEPT MX MODEL
T2.0AL 250V : EXCEPT MX MODEL
F501 2.5A 250V : MX MODEL
T2.0AL 250V : EXCEPT MX MODEL
The components identified by mark
!
or dotted
line with mark
!
are critical for safety.
Replace only with part number specified.
HCD-GRX40AV/RXD6AV
34
34
7-15.
SCHEMATIC DIAGRAM FRONT AMP SECTION
• Refer to page 21 for Note on Schematic Diagrams.
35
CN507
IC502
CN507
C559
C592
CN508
CN508
C560
R549
R550
R573
C541
R541
C542
R542
C540
R574
C539
R575
C561
C562
R548
C591
R545
C543
C544
R546
C545
Q514
R538
R540
R537
R539
Q513
C538
C546
R544
R543
C548
R553
R558
R554
R552
R547
R551
C547
C549
Q511
R555
D513
R559
C550
Q512
R556
D512
CN301
Q515
C558
R561
C554
C555
G
G
S
S
D
D
R564
R560
R562
D517
IC503
C557
C533
D516
CN506
Q510
Q509
R581
D518
R567
R563
D515
C553
R566
D519
C556
R578
R565
D514
R580
Q517
R529
R528
C551
C552
CN505
R569
RED
BLK
R582
R530
R571
Q508
Q507
R557
R525
R526
R527
D520
Q516
R579
TH501
R577
R568
B
B
E
B
E
E
B
E
B
E
B
E
B
E
B
E
B
E
FRONT AMP BOARD
TO MAIN BOARD
CN302
(Page 22)
B
TO
AMP BOARD
CN506
(Page 32)
J
1-675-356
11
(4144270710)
FAN
MOTOR
GND-1
1
1
1
1
1
7
1
7
6
1
6
15
12
1
1
6
8
2
16
1
2
A
B
C
D
E
3
4
5
6
7
7-16.
PRINTED WIRING BOARD FRONT AMP SECTION
Ref. No.
Location
D512
D-5
D513
C-5
D514
B-5
D515
C-6
D516
D-6
D517
C-6
D518
D-6
D519
C-5
D520
B-4
IC502
B-3
IC503
C-6
Q507
B-6
Q508
B-6
Q509
D-6
Q510
C-6
Q511
C-4
Q512
D-4
Q513
C-2
Q514
C-1
Q515
D-5
Q516
B-4
Q517
B-6
• Semiconductor
Location
• Refer to page 21 for Note on Printed Wiring Boards. • Refer to page 21 for Circuit Boards Location.
36
7-17.
IC BLOCK DIAGRAMS
IC701
CXA1992BR (
CD DECORD Board)
FZC
VC
TDFCT
TZC
ATSC
TEI
LPFI
TEO
VEE
EI
E
F
FE
BIAS
SL P
SL M
SL O
ISET
VCC
XRST
DATA
DATA
XLT
CLK
CLK
LOCK
SENS2
SENS1
C. OUT
VCC
DFCTO
IFB1 – IFB6
BAL1 – BAL4
TOG1 – TOG4
FS1 – FS4
TG1 – TG2
TM1 – TM7
PS1 – PS4
TGH
TGL
BALH
BALL
ATSC
DFCT
TM1
TG1
FS2
IFB1 – IFB6
VCC
VEE
VCC
VEE
VEE
PD 2
I-V AMP
FOK
CC2
CC1
CB
CP
RF O
RF I
RFTC
PD2
PD1
PD
LD
RF M
TA
O
TA
M
FSET
TG2
TGU
SRCH
FEO
FEI
FDFCT
FGD
FLB
FE O
FE M
TZC
FZC
FOL
FOH
MIRR
LDON
LPCL
LPC
TGFL
DFCT1
CC1
1
2
3
4
5
6
7
8
9
10
26
25
24
23
22
21
21
20
19
18
17
16
15
14
40
41
42
43
44
45
46
47
48
49
50
51
52
39
PD 1
I-V AMP
38
PD
AMP
37
LD
AMP
LASER
POWER
CONTROL
FOCUS BIAS
WINDOW
COMPARATOR
FOCUS ERROR
AMP
F I-V
AMP
AMP
E I-V
AMP
AMP
TGFL
TRACKING GAIN
WINDOW
COMPARATOR
E-F BALANCE
WINDOW
COMPARATOR
ATSC
WINDOW
COMPARATOR
TZC
COMPARATOR
TRACKING PHASE
COMPENSATION
CENTER
VOLTAGE
GENERATOR
FZC
COMPARATOR
FOCUS PHASE
COMPENSATION
CHARGE UP
FSET
ISET
IIC DATA REGISTER, INPUT SHIFT REGISTER,
ADDRESS DECODER, SENSE SELECTOR,
OUTPUT DECODER
TTL
↓
IIL
IIL
↓
TTL
IIL
↓
TTL
RF SUMMING
AMP
FOCUS OK
COMPARATOR
PEAK/BOTTOM
HOLD
PEAK/BOTTOM
HOLD
DEFECT
AMP
MIRR
COMPARATOR
36
34
31 30
29
28
27
35
33 32
BAL1 – BAL4
TM6
TM2
VCC
VEE
TM5
11
12
13
TG2
TM4
VCC
VEE
TM3
FS1
VCC
VEE
TOG1 – TOG4
TM7
FS4
DFCT
+
–
+
–
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