BLOCKDIAGRAM
w
a.
~
ATA1
SOl)
)
WS), SBDA (DAAB), SBEF (EFAB)
C
D
A,
LT ADAS, LT DAI, LT DEQ, LT DDSP
DATAC,LTSBC
A log
n.
REC
in
relay
7-
p
-
p
-
[>
S
ADC
AK5339
+6dB
+16dB
REC.BALANCE
REC.
LEVEL
T
DRAM
256'5
256ls
IlS
adaPtor~
MN41464
fDl
fDl
r'-'
G f
10
WRITE AMP.
1
dJF
SBF
TDA1316T
Digital
in
SAA2001 h
•
1
DAI
left e
ADAS
e
'--
SBC
•
ERCO
DDSP
•
[>
Digital out
M51581P
IlL
SBF r
SAA2011 SAA2021
SAA2031
;::;::
SAA2041
!
Gl
LTC·BUS
N
I
I
1
SAA2001
I AUXcurr.
Ir
LOOP
~nht
FILTER
0
I
shift
1
t t
Ir
25615
READ AMP.
1
vco
TDA1317
i
l-
lfJ
LT·BUS
LT·BUS
DEQ2
0
<J
!
L
SAA2051
~
1
1
~
I
Reference
I H
Analog
1
vol1aoes
feedback
DC
<J
f---
DOLBY NR
f---
Analog
PB
1
HEA
2sts
CXA1331
equalization
~.-
+1dB
~
Analog out
-
+~B
DAC
dolbyBloll
o~
'i'
A.
SAA7321
dolby
c 0
Speed
servo
SPEED
I--
search
0
loop
filter
Silence
detection
r'-'-'-'-
'-'-'-'-'-'-'-'-'
G
I'S-interlace:
SCL, SWS, SDATA (AD
Headphone
out
I
•
"S-interlace:
SCL, SWS, SDA
~~RI
S}
Capstan
motor
I
J:.
1602
1604
e
"S-interlace:
SCL, SWS,
FDA
I--
.
CaPSta~
(
r--
1605
1
"---<>
L I
A.
driver
i
motor
yB
u::IIIIIillIIl
e
"S-interlace:
SCL, SWS, FDAC (FDA
-= l-l
I
0
"S-interlace:
SBCL (CLAB), SBWS (
MUTE
1
•
DATAO
..
7
(EDO
..
7), FLAGt, FLAG2
L--
1
•
ADRSO
..
7,
RASN, WRN,
RDATAO,
RD
Quick
reverse
If-
•
WDATA, WCLOCK
Peak
Tape
end
1706
1707
1708
1
0
TCHO
..
7
(CHO
..
7), TAUX
(AU
X)
detection detection
sensor
[illJIJ
0 WCLOCK, WDATA
IR-EYE
fDl
1
~
"S-interlace:
SCL, SWS, SDA
•
I
Gl
CLOCK, DATA,
RTS
ADC (6bit)
1
lfJ
LT
CNTO,
LT
CNT1, LT CLK,
LT
OAT
I
Gl
LT
CNTOC,
LT CNTt
C,
LT CLKC, LT
L.
1---------
F1
IAC)-
DISPLAY &
f---
FRONT-IJP I
Gl
MAIN-IJP
Wind
motor
1
Wj~¢
1
;,~-
""'-
.....
~
TMP87CK70F
80C528
driver
;
motor
_
r Reel 1Reel
1
~
sensor1
sensor2
loJ
I
1
KEYBOARD
1
8M
Hz
i
!
;0
.
Tray
motor
Tray 1436 1437
Easy-link
in
driver
I
motor _ [Iill Tape
tran~p.
!
and loadingJ
Easy-link
out
L.
'-'-'-'-'-'-'-'-'-'
VB
VA
lAC)
(ACj
0
J
i
J I
J
ZSJ
ZS
ZS
ZS ZS
I
11
E J I
ZS
,:r
0
~
>-
Mains
I--
Voltage
I--
Mains
·12A
ZS
ZS
filter
selector
transformer
~
+f
I
T
zsO
ZS
MA~
_._._._._._._._._._.-.-._._._._._._._._._._._._._._._.-'-'-'-'1
POWER SUPPLY
F1
F2
30V
+~P
sv
7V
+7V·
L._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._.J
CS 45 914
13
14