Sony ICF-CD553RM Service Manual ▷ View online
ICF-CD553RM
17
17
6-4.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
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.
•
f
: internal component.
• C
: panel designation.
• A
: B+ Line.
• H
: adjustment for repair.
•
Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM/TV (2 – 6 ch)
(
under no-signal (detuned) conditions.
no mark : FM/TV (2 – 6 ch)
(
) : AM
〈〈
〉〉
: TV (7 – 13 ch)/WEATHER (1 – 7 ch)
[
] : CD PLAY
{
} : MESSAGE REC/PLAY
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: FM/TV (2 – 6 ch)
L
: TV (7 – 13 ch)/WEATHER (1 – 7 ch)
f
: AM
J
: CD PLAY
E
: MESSAGE PLAY
N
: MIC INPUT
Note on Printed Wiring Boards:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
• W
: indicates side identified with part number.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
Circuit Boards Location
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
CD-CLOSE board
MAIN board
CD board
TUNER board
SIDE-KEY board
CD-OPEN board
RELAY board
FRONT-KEY board
LCD board
TRANS board
MOTOR board
AMP board
ICF-CD553RM
18
18
1
2
20
19
CNP704
1
CNP706
6
16
15
2
1
CNP705
JW701
RELAY BOARD
(11)
11
1-861-830-
OPTICAL PICK-UP
BLOCK
(KSM-900AAA)
M702
(SPINDLE)
M
M701
(SLED)
M
S701
(LIMIT)
ON: WHEN THE OPTICAL PICK-UP
IS INNER POSITION
IS INNER POSITION
1
2
CD TRAY
OPEN
DETECT
S703
CD-OPEN BOARD
(11)
1-861-833-
11
MAIN
BOARD
CN401
E
1
2
S702
CD-CLOSE BOARD
(11)
11
1-861-834-
CD TRAY
CLOSE
DETECT
MAIN
BOARD
CN411
F
1
2
M301
CD TRAY
OPEN/CLOSE
MOTOR BOARD
(11)
11
1-861-835-
MAIN BOARD
CN412
G
M
C733
C706
X701
C740
C735
C702
CNP702
C746
JW703
JW704
JW705
JW706
JW708
JW709
JW710
JW716
JW717
JW718
JW723
JW724
JW725
JW726
JW727
JW728
JW729
JW731
JW732
JW733
JW734
JW722
JW719
JW720
JW713
JW712
JW711
JW730
JW715
JW721
CNP701
JW707
JW702
C709
C724
R741
C703
R718
C722
C708
C717
C720
R723
C727
C716
C745
R729
R727
C721
R744
C725
R746
C731
R732
R725
C729
C711
R730
C701
Q701
R720
C730
C726
R707
R716
R726
R717
R728
R722
R714
R742
C728
R708
C707
C744
R724
L706
R719
C704
R721
FB701
C755
C723
C754
IC702
R733
R710
R731
C751
C741
R702
C736
C743
R704
R712
R709
C705
R740
R715
R711
C734
R706
R703
C742
R713
R750
R748
JC703
JC704
JC706
JC707
JC708
JC709
JC710
JC711
JC705
IC701
R739
R751
R747
1
80
40
41
20
21
61
60
1
19
2
20
TP
(VREF)
TP
(TE)
TP
(RF)
14
13
2
1
A
MAIN
BOARD
CN408
CD BOARD
(11)
11
1-687-668-
6-5.
PRINTED WIRING BOARDS – CD Section –
•
See page 17 for Circuit Boards Location.
:Uses unleaded solder.
(Page 22)
(Page 22)
(Page 22)
(Page 22)
ICF-CD553RM
19
19
M701
R740
R742
R714
R715
R704
R702
C704
R711 R713
C703
R709
R710
C731
C734
C708
C736
R708
R706
R703
R723
C727
C741
C740
C733
C751
C742
C743
C709
C716
C711
C735
C755
C754
CNP701
R712
C717
R750
R744
R722
R721
R720
R719
R718
R717
R716
C722
C721
C720
C724
C726
C725
C723
R727
R729
C744
R724
R730
C730
R733
R732
R725
R726
IC702
CNP706
S701
M702
R728
L706
CNP702
R739
R748
JC710
R731
C745
C746
C705
JC708
R746
JC709
JC704
JC707
JC705
R741
JC703
JC706
Q701
JC711
IC701
CNP705
FB701
C702
R707
C701
C707
C706
C728
C729
CNP704
X701
R747 R751
220k
470k
470k
220k
10k
10k
22p
220
100
0.1
22k
4.7k
0.047
4700p
(FE)
(TE)
100p
4700p
10k
4.7k
4.7k
100
1000p
0.1
470
10V
10V
100
10V
10V
0.1
0.1
0.1
0.1
0.01
0.01
1000
6.3V
6.3V
0.01
0.01
20P
100
0.01
100
100k
100
1k
100
100
1k
1k
1k
22p
22p
22p
22p
1000p
1000p
0.01
2.2k
220
0.1
47k
1k
0.1
220
220
470
470
BA5826FP
6P
10k
0
14P
1k
100
0
2.2k
0.1
100
10V
10V
4700p
(VREF)
0
4.7k
0
0
0
0
10k
0
0
KTN2907AS-RTK
0
LC78646E
16P
0
47
10V
10
1000p
(RF)
1
1 50V
0.047
1
20P
16.9344MHz
22k
2.2k
Z2
Z3
Z4
Z6
Z7
Z8
Z1
Z
2
Z
3
Z
4
Z
5
Z
6
Z
7
Z
8
Z9
Z10
Z5
Z10
Z9
Z1
SP-
S
P
-
SP+
S
P
+
SL-
S
L
-
SL+
S
L
+
T+
T+
T-
T-
F+
F+
LIM
LIM
LD
LD
PD2
PD2
F
F
PD1
PD1
E
E
PD
PD
TDO
TDO
FDO
S
L
D
O
FDO
SLDO
F-
F-
CONT4
CONT4
SPDO
S
P
D
O
VCC
M
U
TE
SP+
SPIN
SP-
SL-
SL+
REG
O
VCC
VREF
F-
F+
T-
T+
R
ST
DRF
DO
DI
CL
CE
FSEQ
RE
G-B
G
ND
G
N
D
G
ND
NC
OPO
UT
O
PIN
SLCIST
EFMIN
RF
RFVDD
RFVSS
FIN1
FIN2
TIN1
TIN2
VREF
REFI
FE
TEC
TE
RFMON
JITTC
ADAVDD
ADAVSS
TDO
FD
O
SPD
O
S
LDO
G
P
DA
C
C
O
N
T4
C
O
N
T5
S
BC
K/CO
NT6
SBCK/FG
D
EFEC
T
V
/
∗
P
FS
EQ
M
ON
I1
M
INI2
M
ON
I3
M
O
NI4
M
O
NI5
(3.3V
)VSS
V
DD
D
O
U
T
TEST
LVDD
LCHO
LVSS
RVSS
RCHO
RVDD
XVDD
XOUT
XIN
FSX/16MIN
XVSS
C2F
EFLG
16MOUT
ASLRCK
ASDACK
ASDFIN
LRSY
DATACK
DATA
CE
C
L
D
I
D
O
∗
W
R
Q
∗
R
ES
DRF
V
DD
5
VSS
CON
T3
CON
T2
CO
NT1
PD
O1
PD
O2
VV
SS
P
CKIST
V
VD
D
FR
LD
S
LD
D
SLCO
SLIN
(S
LIN
)
FIN
(FIN)
TIN
(TIN)
A
C
B
D
F
E
LIM
SL-
SL+
SP-
SP+
GND
PD2
F
PD1
E
VC
VCC
LD
GND
PD
VR
F+
T+
T-
F-
F-
T-
F+
T+
PD
VR
LD
GND
VCC
VC
E
PD1
F
PD2
SL+
SL-
GND
LIM
SP+
SP-
GND
GND
PD2
F
PD1
E
VC
VCC
SL+
SL-
LIM
SP+
SP-
NC
LD
GND
PD
VR
F+
T+
T-
F-
(SPINDLE)
(LIMIT)
(SLED)
FOC
U
S
TRA
CK
IN
G
WRQ
RES
FOCUS/TRACKING
COIL DRIVE,
SPINDLE/SLED
MOTOR DRIVE
AUTOMATIC
POWER
CONTROL
RF AMP,FOCUS/TRACKING SERVO,
DIGITAL SIGNAL PROCESSOR,
D/A CONVERTER
CLV SERVO,DIGITAL FILTER,
PD
LD
ON:WHEN THE OPTICAL PICK-UP IS
INNER POSITION
GND
3.3V
RCH
LCH
PGND
6V
6-6.
SCHEMATIC DIAGRAM – CD Section –
•
See page 28 for Waveforms.
•
See page 28 for IC Block Diagrams.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 25)
ICF-CD553RM
20
20
CNP2
JW21
L6
D3
X61
CT5
L1
L2
IC1
CT3
L4
T1
CF4
CF2
T2
CT4
C68
C29
C31
C39
L31
L11
L12
L15
C5
CT2
L16
L13
L14
C3
L17
JW3
JW4
JW5
JW7
JW11
JW12
JW13
JW14
JW15
JW16
JW17
JW18
JW19
JW20
C36
JW9
JW2
JW8
C72
C28
L5
AM FERRITE-ROD
ANTENNA
C4
C66
JW6
BPF1
JW23
JW22
JW25
R2
C35
C37
R1
D1
C41
IC2
C64
R62
R42
C52
R41
R51
C56
R52
R53
R54
C57
C58
C59
C60
C61
C62
R59
R58
R64
R66
R55
R81
R82
C71 C70 C69
C63
R72
R73
C77
C75
C76 R71
R63
C65
D22
R68
R69
C67
R75
R61
C54
R74
R33
C32
R23
R24
D2
D17
R25
R26
C40
R22
C18 C19
C6
C7
C1
C14
C15
C16
R17
R16
R11
R12
R15
D14
D15
R3
C55
C51
Q11
Q12
Q14
D21
R19
R67
R70
Q13
R37
C23
C24
C25
R6
C33
C53
R31
R79
R84
R20
FB4
R18
D23
C86
FB5
C42
C43
C27
D24
C85
C89
C2
C22
D13
C90
C30
C26
C9
C10
D10
D11
JC1
JC2
JC3
JC4
JC5
JC6
JC7
JC8
JC9
JC10
JC12
C91
C92
L3
C13
C83
C21
C87
R5
C34
C11
C20
1
11
TUNER BOARD
1-688-737-
11
(11)
TP
(GND)
TP
(VT)
TP
(ANT)
C
MAIN BOARD
1
5
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
(SHIELD CASE)
TRANS
BOARD
B
6-7.
PRINTED WIRING BOARD – TUNER Section –
•
See page 17 for Circuit Boards Location.
:Uses unleaded solder.
D1
C-8
D2
D-6
D3
B-5
D10
B-10
D11
B-10
D13
D-9
D14
C-9
D15
C-8
D17
D-6
D21
C-5
D22
E-4
D23
C-8
D24
D-7
IC1
E-7
IC2
D-4
Q11
C-3
Q12
C-2
Q13
E-6
Q14
E-4
•
Semiconductor
Location
Location
Ref. No.
Location
(Page 22)
(Page 26)
Ver. 1.3
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