Read Sony SCD-1 / SCD-777ES (serv.man4) Service Manual online
10
10
SCD-1/777ES
4-6.
BLOCK DIAGRAM – MAIN Section (3/3) –
10
41
14
13
13
22
6
60
59
66
67
6
15
7
62
83
COMMAND
MODE
DOUT
INVERTER
Q705
TEST
SHR MUTE
SHR RST
SHR LT
AK0
61
DOCTRL
DRST
IC726 (4/4)
IC726 (1/4)
D702
DSD DECODER
IC703 (2/2)
TESTI
XRST
TRST
SMUT
EXPANDER
IC711
(3/3)
6
7
SCL
SDA
EEPROM
IC735
X701
16MHz
EEP SCL
EEP SIO
EXTAL
XTAL
AK0
22
27
FIL SET
47
REM CODE
53
MODE
52
DF INIT
54
A FIL
57
A MUTE
58
XLRON
MODE
DFINT
FILCTRL
AMUT
XLRCTRL
05
TX SELECT
SWITCH
IC732
WAVE
SHAPER
IC990
DIGITAL OUT
(CD)
COAXIAL
OPTICAL
TRANSCEIVER
IC991
DIGITAL OUT
(CD)
OPTICAL
S171
CD1
CD2
CUSTOM
STANDARD
S713
T991
J990
CPU
IC701 (4/4)
8
9
9
11
78
5
16
12
14
17
81
94
13
93
3
19
12
17
2
18
15
DFLT
DATA
SHIFT
DFLT
DATA
SHIFT
DFLT
XLRCTRL
FICTRL
AMUT
DFINT
MODE
DATA
SHIFT
AN0
JIG CTR
SCK0
SOUT0
SIN0
DIAGN
CTS
JIG CLK
TXD
RXD
SCK1
IFBSY
IFREQ
SOUT1
SHR RDY
SIN1
SCK
ACK
REQ
SOUT
SIN
TRANSMITTER
IC767
8
12
TRANSMITTER
IC766
7
13
TRANSMITTER
IC765
6
14
TRANSMITTER
IC764
5
15
TRANSMITTER
IC763
4
16
TRANSMITTER
IC762
3
17
TRANSMITTER
IC761
2
18
TRANSMITTER
IC760
BUS BUFFER
IC727
MODE
DATA
SHIFT
LATCH
INIT
AMUTZ
FILCTRL
FILCTRL, AMUTZ,
INIT, LATCH, SHIFT,
DATA, MODE
SOUT, SIN, SCK,
ACK, REQ
25
24
CN707
(RS-232C)
11
10
9
8
BUS
TRANSCEIVER
IC730
XOE
IC726 (2/4)
IC726
(3/4)
XMSDOE
MSREDY
MSDO
MSDI
MSCK
3
5
7
1
2
(Page 8)
(Page 12)
(Page 11)
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