Block Diagram - Main Section - Sony MXD-D5C Service Manual

7-2. BLOCK DIAGRAM – MAIN Section –
ADDT
A
(Page 48)
DOUT
B
(Page 48)
DIN0
F
(Page 48)
LRCK, BCK
C
(Page 48)
CD BLOCK
(BU-21BD53)
1 2 6 7 3 11 19 25 42 43 45 100 27 24
S702
LEVEL L
S702 (LID)
87 PRTC SW LEVEL R
(ON: When CD lid is close.)
S701
S701 (MID OUT)
ON: When tray is going to 76 MIDOUT SW
open/close.
S708
S708 (OUT)
75 OUT SW
(ON: When tray is open.)
S704 (IN)
S704 IIC DATA
ON: When sub tray set to
77 IN SW IICCLK
play position.
KEY DATA
S703
S703 (MID IN)
KEY CLK
ON: When sub tray move
78 MID IN SW
between tray and stocker.
S705
S705 (INIT)
KEY MUTE
81 INIT SW
(ON: When elevator down to bottom.)
S706
S706 (COUNT)
ON: When elevator up/down 82 COUNT SW
each sub tray stock position.
XOUT
OUT1 IN1
7 3 74 LOAD NEG
M702 MOTOR
M M
(LOADING) OUT2 DRIVE IN2
2 6 73 LOAD POS
MD RST
LOADING MOTOR DRIVE
DSENSE
IC702
OUT1 IN1
ENC 2
M701
7 3 79 CLP POS
MOTOR
M M ENC 0
ELEVATOR
OUT2 IN2
DRIVE
UP/DOWN ENC 1
2 6 80 CLP NEG
ELEVATOR UP/DOWN
CD MECHANISM CONTROLLER
MOTOR DRIVE
IC800 (1/2)
05
IC701
DATAO
13
WS
LRCK DIGITAL
12
INTERFACE
BCK
BCK
11
RESET
PWON
7
SWITCH
CLOCK
Q301
SCLK
CONTROL
8
CLKOUT
CLOCK AND
29
TIMING CIRCUIT
SPDIFO
15
CD/MD
SELECTOR
IEC 958
SPDIFI
IC307
16
DECODER
13
SLICER
SEL
1 RESET
21
123 9 10 116
94 3 LEVEL L
95 4 LEVEL R
37 36
30
29
21
20
MUTING
22
Q302
+5V
5 1 4
J301
13
X800 KEYBOARD
16MHz
15
XIN
26
DISC IN DETECT
86 SENSOR
D704, Q703
Q701
83
ROTARY
DISC TRAY
84 ENCODER
ADDRESS DETECT
S707
85
VINL
1
DC- A/D
DECIMATION
CANCELLATION CONVERTER
FILTER
FILTER BLOCK
VINR
3
A/D CONVERTER
IC301
D/A CONVERTER
IC300
VOUTL
18
DATA D/A
IN/OUT CONVERTER
INTERFACE BLOCK
VOUTR
22
33 37 12
MUTING
Q300
D302 D300
8 26
SYSTEM CONTROLLER
(MD MECHANISM CONTROLLER)
IC801 (2/2)
D0 – D15 A0 – A18
122 – 119, 113 – 102 100 – 94, 92, 85 – 77, 75, 73 69 63 65 90
29, 31, 33, 35, 38, 40, 42, 44,
25 – 18, 8 – 1, 48, 17, 16 26 28 11 14
30, 32, 34, 36, 39, 41, 43, 45
A0 – A18
DQ0 – DQ15
FLASH ROM
IC802
49 49
LINE
AMP
IC305
LINE LOW-PASS
HEADPHONE
AMP FILTER
AMP
IC100 (1/2), IC100 (2/2),
IC304
IC200 (2/2) IC200 (2/2)
MUTING
Q100, 200
MUTING
Q101, 201
MUTING CONTROL
SWITCH
Q303
D303
117
RESET 19
RESET
SWITCH
20 22
Q701
X801
10MHz
MXD-D5C
J300
L
IN
R
ANALOG
L
OUT
R
J990
PHONES
–1
–2
RV900
PHONE
LEVEL
PDOWN
D
(Page 50)
RESET
E
(Page 50)
• SIGNAL PATH
: CD PLAY
: MD PLAY (ANALOG OUT)
: MD REC (ANALOG IN)