Sony STR-DG500 Service Manual - Page 48

Ic501, μpc2581v-s Main Board 2/3, Ic601, Ic701, Ic1301, Lc89056w-e Digital Board 1/5 Str-dg500

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Page 48 highlights

STR-DG500/DG600 • IC Block Diagrams IC501 µPC2581V-S (MAIN BOARD (2/3)) IC601 µPC2581V-S (MAIN BOARD (2/3)) IC701 µPC2581V-S (MAIN BOARD (2/3)) PROTECTOR BIAS CIRCUIT REG DRIVE PRE DRIVE PRE DRIVE DRIVE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 MUTE +VOUT1 -VOUT1 COMP1 NF1 IN1 GND IN2 NF2 COMP2 -VOUT2 +VOUT2 VCC VCC VEE IC1301 LC89056W-E (DIGITAL BOARD (1/5) (STR-DG500)) A.GND AVDD LPF VIN R DVDD D.GND DIN2 DIN1 DIN0 DOUT DISEL 12 11 10 9 8 7 6 5 4 321 CKOUT 13 BCK 14 LRCK 15 DATAO 16 XSTATE 17 DGND 18 DVDD 19 XMCK 20 XOUT 21 XIN 22 EMPHA 23 AUDIO 24 PLL INPUT X'TAL1 TIMING DATA DEMODULATOR LOCK DETECTION fs CALCULATION Pa,Pb DETECTION C BIT DETECTION MICROPROCESSOR INTERFACE 48 XMODE 47 CKSEL1 46 CKSEL0 45 DOSEL1 44 DOSEL0 43 DVDD 42 DGND 41 MODE1 40 MODE0 39 XSEL 38 CLK 37 CE 25 26 27 28 29 30 31 32 33 34 35 36 CSFLAG F0/P0/C0 F1/P1/C1 F2/P2/C2 F3/P3/C3 DVDD DGND AUTO BPSYNC ERROR DO DI 48

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48
STR-DG500/DG600
IC501
μPC2581V-S (MAIN BOARD (2/3))
IC601
μPC2581V-S (MAIN BOARD (2/3))
IC701
μPC2581V-S (MAIN BOARD (2/3))
• IC Block Diagrams
PROTECTOR
DRIVE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
+VOUT1
MUTE
–VOUT1
NF1
COMP1
COMP2
IN1
GND
IN2
NF2
–VOUT2
+VOUT2
VCC
VCC
VEE
DRIVE
IC1301
LC89056W-E (DIGITAL BOARD (1/5) (STR-DG500))
13
14
CKOUT
12
A.GND
11
AVDD
4
DIN1
10
LPF
9
VIN
8
R
7
DVDD
6
D.GND
5
DIN2
2
DOUT
1
DISEL
3
DIN0
25
CSFLAG
33
BPSYNC
32
AUTO
31
DGND
30
DVDD
26
27
28
29
F3/P3/C3
F2/P2/C2
F1/P1/C1
F0/P0/C0
35
DO
36
DI
34
ERROR
BCK
15
16
LRCK
DATAO
17
XSTATE
18
19
DGND
DVDD
20
21
XMCK
XOUT
22
XIN
23
24
EMPHA
AUDIO
48
47
XMODE
CKSEL1
46
45
CKSEL0
DOSEL1
44 DOSEL0
43
42
DVDD
DGND
41
40
MODE1
MODE0
39 XSEL
38
37
CLK
CE
INPUT
PLL
DATA
DEMODULATOR
C BIT DETECTION
Pa,Pb DETECTION
MICROPROCESSOR INTERFACE
LOCK
DETECTION
fs
CALCULATION
TIMING
X'TAL1