Panasonic SL-SX450EB / SL-SX450EE / SL-SX450EG / SL-SX450GC / SL-SX450GN Service Manual ▷ View online
10 Schematic Diagram
A
B
C
D
E
F
G
H
12
11
10
9
8
7
6
5
4
3
2
1
LCD801(L5ACAEC00027)
LCD DISPLAY
1
30
3
2
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
1
30
3
2
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
R306
47K
N O P M
L K J
I H Q E
G
C302
1
R304
1M
S310
(HOLD)
CN301
F
A
F G H I
J K L M N O P Q R S T U V
A B C D E F G H
OPERATION & LCD UNIT
IC301
C2BBGE000792
C2BBGE000792
SYSTEM CONTROL/
LCD DRIVE
LCD DRIVE
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
XBSLPSEL
PMSEL
CHGSEL3
CHGSEL
TYPESEL
TYPESEL3
SEG24/RSTN
SEG25/PDN
E
RW
X2
RS/LED
RESX
PDOWN
MUTEH
POWER
CHGSEL2
CHG
JUDGE
HOLD
A.SHOCK
REST
Vss
X
OSC
OUT
X
OSC
IN
EXT
-OUT
EXT
-IN
/RESET
TYPESEL2
RIO
WLSRCN
BLKCK
STAT
MDATA/DIO0
MCLK/SK
MLD
PLAY
AC DET
ECS
HPCNT
RAMCNT
CHARGE2
BUZ
CHARGE1
OPEN
KEY1
KEY2
KEY3
VMONITOR1
VMONITOR2
DOCTOR
6KEY
VL2
VL3
COM0
COM1
COM2
COM3
A
Vss
VREF
Vcc
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG0
VL1
SEG17
R823
6.8K
S821
(MEMO)
S823
(EQ)
S822
(MODE)
B C
A
A
R313
100K
R308
100K
C399
9P
C398
9P
R305
3.3M
OFF
ON
R302
100K
Y
X D V
I
J K L M N O P Q R
B
A
C
J
I
H
G
A
R307
10K
R331
1K
Y
W
R
Q
T
S
V
U
M N
B
K
A
X
Z
a
a
d
g
Y
I
W
H
G
F
B
D E
b
K L
O P
W X
S
X
FOCUS
COIL
TRACKING
COIL
1
2
24
3
4
5
6
7
8
9
10
11
12
13
14
15
CN101
IC101
AN22003A-NF
AN22003A-NF
SERVO AMP
16
17
18
19
20
21
22
23
1
2
24
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
STAND-BY
VC
RF
VB
VA
GCTL
VF
VE
Vcc
NC
MPD
LD
GND
TR+
TR-
FO+
FO-
TRV-
TRV+
SP-
SP+
GND
REST
TRAVERSE
MOTOR
S202
(REST SWITCH)
SPINDLE
MOTOR
M
M
Q101
UNR511300L
UNR511300L
SWITCHING
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
25
24
26
27
28
LDON=H
NRFDET
OFT
CONT
DCDET
3T
OUT
CEA
ARF
CAGC
RF
IN
RF
OUT
EQSW
Vcc
LD
PD
GND
PDOWN=H
VREF
TEIN
TE
GCTL
FBAL
TBAL
PDE
PDF
PDB
PDC
PDA
SHARP=H
OFTR
BDO
29
30
31
32
FEIN
FE
Q201
2SB0709A0L
2SB0709A0L
LASER POWER
DRIVE
DRIVE
R201
2.2
C201
4V22
S201
(LASER ON/ OFF)
SL101
R101
2.2K
R102
2.2K
R202
22K
D101
MA2J11100L
A
B
C
D
E
F
G
H
I
J
J K L M N O P Q
R103
10K
R104
10K
C103
0.022
RF
C1
14
1
C101
4V220
R1
10
10
E
D
C108
3300P
B
A
J
F
I
G
H
C104
1
C116
0.022
C1
13
1
C105
1
C111
0.022
C112
560P
560P
R122
47K
R120
3.3K
R121
39K
C121
560P
560P
C120
3300P
L
M
N
P
Q
R
S
T
U
V
VREF
O
1
2
3
4
5
6
7
8
9
10
11
12
LD
MPD
Vcc
VE
VF
GCNT
.
GND
S.by
VC
RF
VB
VA
A
B
C
D
E
F
G
H
I
J
K
A
B
C
D
E
F
G
H
I
J
K
NC
OPTICAL PICK-UP
SL-SX450(EG,EB,EE,GC,GN) CIRCUIT DIAGRAM
C117
0.022
IC302
C3EBCG000096
C3EBCG000096
EE PROM
8
7
6
5
1
2
3
4 DO
DI
SK
CS
Vcc
NC
NC
GND
R361
1K
C321
1
B C D E F
X
U S T C
R W
B C D E
T U V W
R824
8.2K
R825
27K
R826
6.8K
R827
8.2K
R828
27K
R822
12K
R821
12K
V
J
R314
1K
R317
22K
X301
(32.768kHz)
e
f
C
C
J A
R309
0
R325
33K
C301
1
R356
1K
R375
0
R376
0
R31
1
1K
L301
0
R353
1K
S828
(VOL
+
)
S829
(VOL
-
)
S826
()
S827
()
S825
()
S824
(
/
)
K
C304
0
PLAY
2ms. 20mV/DIV.
70mV
P-P
P-P
PLAY
0.3V
P-P
P-P
2ms. 0.1V/DIV.
PLAY
0.7V
P-P
P-P
0.5
s. 0.5V/DIV.
2.7V
2.7V
0V
2.2V
(1.9V)
(1.8V)
2.7V
2.7V
1.3V
2.6V
2.2V
(1.9V)
2.7V
0V
(2.7V)
1.7V
0.4V
(1V)
1V
(1.2V)
0.9V
1.3V
1.3V
0V
2.5V
(0V)
2.4V
(0V)
0V
(2.7V)
2.7V
1.3V
0.9V
(1.1V)
1.3V
0.9V
(1.4V)
0.9V
(1.4V)
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
:POSITIVE VOLTAGE LINE
:PLAYBACK SIGNAL LINE
2.7V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
1.5V
2.7V
2.7V
1.5V
1.5V
1.5V
1.5V
3V
2V
1V
2.7V
0V
(0V)
2.7V
2.7V
2.7V
1.3V
1.2V
2.7V
0V
0V
2.7V
2.7V
2.7V
2.7V
0V
2.7V
0V
2.7V
2.7V
2.7V
2.7V
2.7V
1.7V
2.7V
0V
(2.2V)
(0.6V)
2.7V
0V
2.7V
2.7V
2.7V
0V
0V
(2.2V)
(2.2V)
0V
2.7V
1.5V
1.5V
1.5V
1.5V
2.7V
1.5V
1.5V
0V
0V(2.7V)
2.7V
0V
2.7V
SL-SX450EB / SL-SX450EE / SL-SX450EG / SL-SX450GC / SL-SX450GN
17
13
14
15
16
17
18
19
20
21
22
23
24
IC11
C0DBFFB00004
C0DBFFB00004
POWER SUPPLY/
MOTOR DRIVE
MOTOR DRIVE
1 2 3 4 5 6 7 8 9 10 11 12
13
14
15
16
17
18
19
20
40
39
38
37
36 35 34 33 32 31 30 29 28 27 26 25
24
23
22
21
48
47
46
45
44
43
42
41
PVcc2
PVcc1
CLK
GND
SPPOL
SPOUT
TRV+
TRV-
TR+
TR-
FO+
FO-
MON
GND
FO+
FO
-
TR+
TR
-
PVcc
TR
V+
TR
V
-
SP+
SP
-
GND
SOFT
SPRT
RESET1
RESET2
OFF/START
CD/TU
EI
EO
CRIP
CHARGE
GND
VNIC
VMIC
IN
VG
LG
A
Vcc
VSUB
SSW
SVcc
USW
GND
DSW
PVcc
REGB
C22
0.1
C17
1
L14
L1
1
L13
C16
1
C1
1
1
C27
4V470
C28
4V470
C19
1
C10
270P
C21
2200P
R22
22K
22K
L12
IC13
C0CBAAB00043
C0CBAAB00043
REGULATOR
3
1
2
GND OUT
IN
C13
10V47
C14
4V220
V
DD
C39
1
A
C
D
F
G
H
I
E
N O
Q
P
L
M
J
K
d
D
X
A
B
C
D
E
F
R31
47K
47K
GND
B
SL-SX450(EG,EB,EE,GC,GN) CIRCUIT DIAGRAM
1
V
DD
V
SS
2
DQ0
3
DQ1
4
V
SS
Q
5
DQ2
6
DQ3
7
V
DD
Q
8
DQ4
9
DQ5
10
V
SS
Q
11
DQ6
12
DQ7
13
V
DD
Q
14
LDQM
15
/WE
16
/CAS
17
/RAS
18
/CS
19
BA
20
A10/AP
21
A0
22
A1
23
A2
24
A3
25
V
DD
DQ15
DQ14
V
SS
Q
DQ13
DQ12
V
DD
Q
DQ1
1
DQ10
V
SS
Q
DQ9
DQ8
V
DD
Q
NC/RFU
UDQM
CLK
CKE
NC
A9
A8
A7
A6
A5
A4
V
SS
50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26
a Z
Y X
W V
U T
S
G
P O
M L
g h
i
f
e
j
b
J
H
B C
E F
IC503
C3ABMG000207
C3ABMG000207
DRAM
K
A
I
D
d
N
Q
R
C528
0.1
IC501
MN6627935CM
MN6627935CM
SERVO PROCESSOR/
DIGITAL SIGNAL PROCESSOR/
DIGITAL FILTER &
D/A CONVERTER
DIGITAL SIGNAL PROCESSOR/
DIGITAL FILTER &
D/A CONVERTER
R502
56K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
41
42
43
44
45
46
47
48
49
50
51 52 53 54 55 56 57 58 59 60 61
71
62
72
63
73
64
74
65
75
66
76
67
77
68
78
69
79
70
80
26
27
28
29
30
31
32
33
34
36
37
38
39
40
35
D12
D13
DRV
DD
2
D14
D15
D7
D6
D5
D4
D3
D0
D1
D2
DV
DD
2
IOV
DD
2
X2
X1
DVss3
NTEST
S
TAT
LOV
DD
HPCNT
M
D
ATA
MCLK
LDOFF/BCLKIN
CK8M/LRCKIN
PLLFO
A
Vss
LOOUTL
LOVss
LOOUTR
HPOUTR
HPV
DD
HPVss
HPOUTL
DV
DD
3
DVss2
MUTELD/SRDA
T
AIN
MLD
DV
DD
1
SPOUT
SPPOL
TRVP
TRVM
IPFLAG2/SRDATA
TRM
TRP
BA1/LRCK
TE
RFENV
ADPVcc
FE
BA0
FOP
FOM
IOV
DD
1
TBAL
FBAL
REGON
A2
D1
1
D10
D9
D8
UDQM
A1
1
SDRCK
A9
A8
A7
A6
A5
A4
LDQM
NWE
NCAS
NRAS
NCS
A3
21
22
23
24
A1
A0
25
DR
V
DD
1
DVss1
A10
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
NRST
BLVS/BCLK
FLAGO
PMCK
SMCK
BLOCK
PLLF
PWMSEL
DSLF
ARF
IREF
LDON
NRFDET
OFT
BDO
AV
DD
C510
0.1
C504
0.1
C505
0.022
C503
390P
390P
R505
560
C509
0.1
R514
330
I
W Y
H
G
U
L
M
N
W
V
U
T
R
Q
P
O
N
M
L
I
H
F
E
D
C
B
A
C
D
F
G
H
I
T
P
Q
R
S
X501
(16.9344MHz)
R507
470
R504
47K
X
Y
Z
a
b
j
d
e
f
g
h
i
A
S
K
J
G
R503
220K
C704
0.1
C61
1
0.1
L502
100
H
L504
100
H
O
f
C513
0.1
C507
4V47
G
D
S
Q502
B1CFHA000002
B1CFHA000002
SWITCHING
B
C517
0.47
1
3
2
Q42
UNR521400L
UNR521400L
POWER SUPPLY
CONT.
CONT.
R49
100K
Q41
B1CHMC000001
B1CHMC000001
POWER SUPPLY
R508
1K
e
G
S
D
R51
1
2.2K
C518
100P
C51
1
0.1
R50
0
C37
1
C38
6.3V22
R48
10K
B
A
E
B
G
R501
10
C506
1
C42
6.3V
22
C40
1
C527
0.1
C530
33P
C501
220K
IC651
C0CBAAC00159
C0CBAAC00159
REGULATOR
1
3
2
IN
OUT
GND
C651
1
L601
C703
1
C652
1
C702
1
C701
4V470
C23
0.1
0V (0.2V)
0V
0V
0V
0V
0V
0V
0V
1.3V
2.9V
5.5V
(0.7V)
1.4V
0V
0V(0.2V)
0V
0V
2.9V
0V
0V
0V
0V
(0.7V)
5.3V
2.9V
2.4V
2.4V
2.7V
2.7V
3.2V
2.9V
6V
2.9V
2.7V
0V
1.7V
0V
0.9V
0.6V
3V
0V
2.7V
2.7V
1.5V
2.7V
2.9V
2.7V
:POSITIVE VOLTAGE LINE
:PLAYBACK SIGNAL LINE
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V
0V
0V(0.1V)
3.2V
3.2V
3.2V
0V(1.6V)
0V(1.6V)
0V(1.5V)
0V(1.5V)
3.2V
0V(1.6V)
0V(1.6V)
0V(1.5V)
0V(1.5V)
3.2V
(1.5V)0V
(1.5V)0V
(1.5V)0V
(1.5V)0V
3.2V
(1.6V)3.2V
(1.5V)0V
(1.5V)0V
(1.5V)3.2V
3.2V
3.2V
3.2V
3.2V
3.2V
(2.2V)0V
0V
(1.7V)0V
(1.6V)0V
(1.6V)0V
(1.6V)0V
3.2V
1.5V
0V
(0.7V)
0V
0V
0V
0V
0V
0V
0V
(0.2V)
2.7V
1.3V
1.3V
1.3V
1.3V
1.4V
1.3V
0V
(2.7V)
2.4V
(0V)
2.5V
(0V)
0V
2.7V
0.8V
(1.4V)
1.3V
1.3V
1.1V
1.1V
2.7V
2.7V
0V
2.3V
0V
1.5V
2.7V
2.7V
2.7V
0V
(1.4V)
(1.3V)
(1.3V)
(2.2V)
(0.6V)
0V(1.6V)
3.2V
1.5V
2.7V
2.7V
2.7V
1.3V
0V
0V
3.2V
0V
(0.1V)
3.2V
3.2V
3.2V
3.2V
0V
0V
3.2V
3.2V
0V(1.5V)
(2.2V)0V
0V(1.6V)
0V(1.5V)
0V(1.5V)
3.2V(1.5V)
0V(1.5V)
0V(1.5V)
3.2V(1.6V)
0V(1.5V)
0V(1.5V)
0V(1.5V)
0V(1.5V)
0V(1.5V)
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V(1.6V)
0V(1.7V)
2.7V
0V
1.5V
3.2V
2.7V
1.3V
3.2V
0V
3.2V
0V
0V
3.2V
2.7V
2.7V
2.3V
SL-SX450EB / SL-SX450EE / SL-SX450EG / SL-SX450GC / SL-SX450GN
18
A
B
C
D
E
F
G
H
25
26
27
28
29
30
31
32
33
34
35
36
JK702
HEADPHONE
HEADPHONE
CN11
Q11
B1BDND000001
B1BDND000001
REGULATOR
S
C
Q19
UNR521M00L
UNR521M00L
RESET
Q16
UNR511300L
UNR511300L
RESET
Q301
UNR521M00L
UNR521M00L
RESET
ICP11
ERBSE1R50U
C15
1
R28
270
D1
1
MAZ80560ML
R29
56
A
B
R17
1.8
R10
270
Q14
UNR511400L
UNR511400L
CHARGE CONT.
Q13
UNR521L00L
UNR521L00L
CHARGE CONT.
Q12
B1ABMD000004
B1ABMD000004
CHARGE CONT.
R13
1K
a
D
b
L
R
S
G
E
F
C
R16
100K
G
F
SL-SX450(EG,EB,EE,GC,GN) CIRCUIT DIAGRAM
Q31
UNR521500L
UNR521500L
DC IN DET.
(BATTERIES)
(BATTERIES)
R33
470K
D31
MA2J11100L
Z1
ER
Y32SB075V
A
2 R6/LR6(UM-3)
BATTERIES
BATTERIES
3V
JK11
DC IN
DC IN
4.5V
R1
R14
47K
R15
68K
L901
L903
L902
R707
1K
R708
1K
C705
4V220
C706
4V220
R705
2.2
Q704
B1GFGCAA0001
B1GFGCAA0001
MUTING
R706
2.2
R702
560
R701
560
R703
3.3
R704
3.3
C41
0.1
Q901
UNR511400L
UNR511400L
MUTING CONT.
Q902
UNR521000L
UNR521000L
MUTING CONT.
Q905
UNR521000L
UNR521000L
MUTING CONT.
C904
0.1
C
E
A
B
Z
Q15
UNR521L00L
UNR521L00L
DC IN DET.
(AC ADAPTOR)
(AC ADAPTOR)
g
2.7V
2.7V
2.9V
2.7V
0V
0V
0V
0V
0V
2.7V
2.7V
2.7V
2.7V
0V
0V
2.7V
0V
2.7V
2.9V
6V
5.3V
:POSITIVE VOLTAGE LINE
:PLAYBACK SIGNAL LINE
0V
2.7V
0V
0V
0.7V
(0V)
0.7V
(0V)
(0V)
2.7V
(2.7V)
0V
0V
0V
(2.7V)
0V
2.7V
2.6V
(0V)
(0V)
(2.7V)
0V
6V
0V
SL-SX450EB / SL-SX450EE / SL-SX450EG / SL-SX450GC / SL-SX450GN
19
SL-SX450EB / SL-SX450EE / SL-SX450EG / SL-SX450GC / SL-SX450GN
20
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