Panasonic SA-PM30MD - Page 48

SCHEMATIC DIAGRAM-5
IC3
MN66616RA4
ATRAC ENCORDER/DECORDER,
SERVO SIGNAL PROCESSOR
767778798081828384858687888990919293949596979899
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25
50494847464544434241403938373635343332313029282726
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53
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69
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65
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100
ADIP
LNP
FE
TE
AMONI
TOFS
BAT
VREFI
AS
DRMONI
FBAL
TBAL
TGAIN
ASGAIN
ABGAIN
AV
DD 1
AVss1
TVD
SPD
SPON
TVON
DV
DD 0
FG
IV
DD
2
IV
DD
0
DVss0
RAD12
RAD11
RAD10
RAD9 RAD8 RAD7 RAD6 RAD5 RAD4 RAD3 RAD2 RAD0
RDT3 RDT2 RDT1 RDT0
NRAS NCAS
RAD1
NWE
SELAD
SSCK
SSDW
SSDR
MDISY
SCTSY
SGSYNC
DV
DD 1
IV
DD 1
DVss1
FS384
SCL
SWS
SDAP
SDAR
LRCK
DATA
TX
RX1
RX2
NREFM
REFM
MONI3
MONI2
MONI1
MONI0
TS3
TS2
TS1
TS0
EXSYSCK
DV
DD
2
XI
XO
VDss2
RFDAT
NRFLD
TRCRS
OFTR
APCD
EXEFMCK
PEFM1
EEMIREF
EEMPLLF
PEFMS
AV
DD
0
AVss0
TEFSEL
FOD
TRD
RFCK
BCK
NRST
NRECT
C84
0.1
3 2 1
4 5
C45
4V10
C46
0.1
C74
0.1
C128
0.1
C91
8P
C90
8P
X2
(16.9344MHz)
R83 1M
R109
1K
R55
3.3K
R60
3.3K
A
B
R108 1K
R147 1K
A
B
C
D
E
C79 0.1
C76 0.1
C58
1000P
R42
1K
H
B
C
O
P
N
M
S
E
F
G
D
C
B
A
R137
10K
R174 10K
C87
0.1
C33
4V10
ABCDEFGH I J KL MNOPQR
C
N
L
F
I
G
Q
D
J
E
O
K
M
R
B
R12 22K
C22
1000P
C70
0.012
R47
47K
R50
1K
C82
0.047
C62
220P
R58
6.8K
R59
68K
S
C83
0.1
L5
2.2 H
C139
0.1
C111
4V10
L4
2.2
H
L2
100
H
C80
0.1
C73
0.1
C15
4V10
IC9
RN5RZ26BA
TR
REGULATOR
AWH V T U P
2.6V
2.6V
3.3V
5V
2.6V
3.3V
T 11 s.
(2.9V) 2.6V
(0.4V)3.3V
(2.4V) 2.4V
(2V) 2V
(1.6V) 2.6V (1.6V) 0.7V
(1.5V) 2V
(1.5V) 2V
(2.6V) 2.6V
(1.5V) 1.7V
(1.7V) 1.7V (1.4V) 1.7V (1.4V) 1.4V (1.4V) 1.4V
1.4V
(1.4V) 1.4V
1.4V 1.4V
0V
3.3V 3.3V 3.3V 3.3V
3.3V
2.6V
0V
1.3V
3.3V
1.3V
1.3V
0V
2.6V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
0V
1.3V
1.3V
1.3V
1.3V
1.3V
1.3V
(0V)
(1.6V)
1.3V
(0V)
0V 2.6V 1.4V 1.3V 1.2V 1.4V 0V 0V 1.1V 2.5V 3.3V 3.3V 3.3V 0V 1.8V 1.8V 2.6V 0V 0V 0V 0V 0V
(0V) (0V)
0V
3.3V
3V
0V
0V
0V
0V
0.8V
0V
1.7V
1.7V
1.7V
0V
3.3V
2.6V
0V
0V
0V
3.3V
3.3V
0V
(1.7V)
(3V)
2.6V 3.3V 0V
3.3V
2.6V
3.3V
5V
2.6V
3.3V
2.6V
F=16.9344MHz
1.9V
P
P
0.1V
P
P
2ms. 50mV/DIV.
PLAY
2ms. 50mV/DIV.
0.1V
P
P
PLAY
F=16.9344MHz
0.7V
P
P
F=16.9344MHz
3.2V
P
P
PLAY
PLAY
0V
3.2V
0.5 s. 1V/DIV.
:+B Signal Line :MD Recording Signal Line:MD Signal Line
0V
3.2V
0V
0.1V
3.2V 2.6V 0.7V 0.1V 0.4V 0.8V 2.9V 1.5V 1.5V 2.4V 2.8V 2.4V 2.2V 1.6V
1.7V
0V
0V
3.2V
0V
PLAY
PLAY
0V
3.2V
T 23 s.
PLAY
0V
3.2V
T 0.36 s.
T
13.3ms.
PLAY
0V
3.2V
PLAY
0V
3.2V
5
s. 1V/DIV.
MD SERVO CIRCUIT
48
SA-PM30MD