Sony MDS-JE470 Service Manual - Page 39

– Main Ic500, Ic310, Ic781, Ic1 2/2, Ic421, Ic6002/2

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Page 39 highlights

- MAIN SECTION - A ADDT (Page38) B (Page38) DADT, BCK, LRCK DADT BCK LRCK D SWDT, SCLK (Page38) SWDT SCLK C 1024FS (Page38) SDTO 13 A/D, D/A CONVERTER IC500 HIGH-PASS FILTER, DIGITAL ATTENUATOR A/D CONVERTER BLOCK SUBTRACKTION AINL 3 AINR 2 AUDIO INTERFACE CONTROLLER SDTI 14 BICK 12 LRCK 11 DIGITAL ATTENUATOR, SOFT MUTE D/A CONVERTER BLOCK AOUTL+ 26 AOUTL- 25 AOUTR+ 28 AOUTR- 27 CDTI 15 16 CCLK 17 CS CONTROL REGISTER INTERFACE PD 19 CLOCK GENERATOR, CLOCK DIVIDER XTI 9 LINE AMP IC310 MIX AMP IC360 (1/2) LOW-PASS FILTER IC370 (1/2) MIX AMP IC360 (2/2) LOW-PASS FILTER IC370 (2/2) OSC IC550 X550 45.1584MHz MUTING Q181, 281 MUTING CONTROL SWITCH Q380 REMOTE CONTROL RECEIVER IC781 D382 D381 J300 L ANALOG R IN L ANALOG OUT R MDS-JE470 • SIGNAL PATH : PLAY (ANALOG OUT) : REC (ANALOG IN) 40 39 24 3 4 A1 IN A JOG0 B JOG1 ADA,RESET A1 OUT ADA,LATCH D726 STANDBY X15 10MHz 15 XIN 13 XOUT 1 2 84 FLDT FLCK FLCS SYSTEM CONTROLLER IC1 (2/2) 87 88 KEY0 - KEY2 96,95,94 C769, R769 OSC 59 OSCI 58 OSCO 1 LED DRIVE Q726 63 62 61 2 FL/LED DRIVER IC760 S1-S35 5 - 39 G1 - G12 40 - 51 G13 RST 60 52 FL DRIVE Q767 13 ROTARY ENCODER GND 5 SW 4 S713 l AMS L PUSH ENTER P1 P2 DAT CLK CS S1 - S35 G1 - G12 G13 FLUORESCENT INDICATOR TUBE FL750 S701 - 706, 711, 712, S714-716, 721 - 724, S726 D775 MD LP LED DRIVE Q755 39 SIRCS P DOWN S.RST 38 19 12 MUTE STB 81 IIC DATA 30 IIC DATA 29 IIC BUSY 23 IIC POWER 28 IIC CLK IIC DATA IIC POWER 5 6 GND 3 4 12 GND 6 9 IC600(2/2) BUFFER 3 RESET VCC 5 IC406 RESET IIC BUSY +3.3V (SYS) +3.3V (BACKUP) +3.3V REGULATOR D409 D406 IC401 D408 CN406 BT406 LITHIUM BATTERY -32V (FL DRIVER (IC760) B-) -32V REGULATOR IC421 UNREG +12V AUDIO CIRCUIT UNREG -12V RECT D431,432 RECT D401-404 AC (TO FL750) RECT D421 RECT D471, 472 RECT D466-467 VT +3.3V (TO IC500) +5V +3.3V REGULATOR Q490 IC411 +5V REGULATOR 3 OUT VIN 1 UNREG +12V LOADING MOTOR DRIVER (IC440) B+ RECT D411,412 +5V J800 PC LINK TR950 POWER TRANSFORMER TR900 POWER TRANSFORMER RELAY DRIVE Q911 VOLTAGE SELECTOR 115V 230V S990 SP 39

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MDS-JE470
39
39
– MAIN SECTION –
X550
45.1584MHz
LED DRIVE
Q726
ROTARY
ENCODER
FL DRIVE
Q767
D726
STANDBY
A/D, D/A CONVERTER
IC500
SDTO
ADDT
DADT, BCK,
LRCK
SDTI
A
B
LINE AMP
IC310
MUTING
Q181, 281
MUTING
CONTROL SWITCH
Q380
REMOTE CONTROL
RECEIVER
IC781
OSC
J300
ANALOG
IN
L
R
L
R
D382
D381
ANALOG
OUT
ADA,LATCH
DAT
P1
P2
G13
MUTE
ADA,RESET
CLK
CS
SP
S990
AC
(TO FL750)
TR900
POWER
TRANSFORMER
UNREG +12V
LOADING MOTOR
DRIVER (IC440) B+
RECT
D421
UNREG +12V
+5V
AUDIO
CIRCUIT
UNREG
–
12V
RECT
D411,412
J800
PC LINK
RECT
D466
–
467
VOLTAGE
SELECTOR
115V
230V
RECT
D471, 472
40
–
51
5
–
39
S1
–
S35
96,95,94
KEY0
–
KEY2
G1
–
G12
S1
–
S35
G13
G1
–
G12
FLUORESCENT INDICATOR TUBE
FL750
FL/LED DRIVER
IC760
HIGH-PASS FILTER,
DIGITAL
ATTENUATOR
DIGITAL
ATTENUATOR,
SOFT MUTE
A/D
CONVERTER
BLOCK
SUB-
TRACKTION
D/A
CONVERTER
BLOCK
AUDIO
INTERFACE
CONTROLLER
CLOCK
GENERATOR,
CLOCK DIVIDER
CONTROL
REGISTER
INTERFACE
BICK
LRCK
A1 OUT
A1 IN
DADT
BCK
LRCK
AINL
AINR
XTI
FLDT
FLCK
FLCS
JOG0
GND
SW
JOG1
P DOWN
l
AMS
L
PUSH ENTER
S713
S701
–
706, 711, 712,
S714-716, 721
–
724,
S726
A
B
SWDT
SCLK
CDTI
CCLK
CS
PD
SIRCS
OSCI
C769, R769
OSCO
MIX AMP
IC360
(1/2)
MIX AMP
IC360
(2/2)
OSC
IC550
LOW-PASS
FILTER
IC370
(1/2)
LOW-PASS
FILTER
IC370
(2/2)
D
C
SWDT, SCLK
1024FS
(Page38)
(Page38)
(Page38)
(Page38)
•
SIGNAL PATH
RST
XIN
XOUT
X15
10MHz
SYSTEM CONTROLLER
IC1 (2/2)
S.RST
13
14
12
11
15
16
17
19
3
2
AOUTL+
AOUTL
–
26
25
AOUTR+
AOUTR
–
28
27
9
3
39
24
40
15
13
61
62
60
52
1
LED DRIVE
Q755
D775
MD LP
2
58
59
63
38
STB
81
IIC DATA
IIC DATA
IIC DATA
GND
GND
IIC CLK
IIC BUSY
IIC BUSY
IIC POWER
IIC POWER
30
29
23
28
5
3
4
1
2
6
4
4
5
88
87
1
3
1
2
84
19
12
–
32V
REGULATOR
IC421
–
32V
(FL DRIVER (IC760) B
–
)
+3.3V
REGULATOR
IC401
RECT
D431,432
RECT
D401-404
TR950
POWER
TRANSFORMER
RELAY
DRIVE
Q911
6
IC600(2/2)
BUFFER
9
IC406
RESET
RESET
VCC
3
5
D406
+3.3V
(SYS)
+3.3V
(BACKUP)
D409
D408
BT406
LITHIUM
BATTERY
CN406
OUT
+5V
VIN
3
1
+3.3V
REGULATOR
Q490
IC411
+5V
REGULATOR
VT +3.3V
(TO IC500)
: PLAY (ANALOG OUT)
: REC (ANALOG IN)