Sony STR-DE495, Руководство по обслуживанию

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STR-DE495/DE595
34 34
4-20. IC BLOCK DIAGRAMS
IC203 NJM2595D (VIDEO BOARD)
IC1101 LC89056W-E (DIGITAL BOARD (1/2)) IC201 M61527FP (MAIN BOARD (1/2))
MCU I/F
LATCH
DATA
CLK
AVCC GND
SW ch
SL ch
SR ch
R ch
L ch
L ch
L ch
L ch
R ch
C ch
SR ch
SL ch
SW ch
R ch
R ch
L ch
GND
GND
GND
GND
GND
GND
R ch
SL ch VOL
SR ch VOL
R ch VOL
L ch VOL
C ch
C ch
VOL SW ch
VOL
DVDD
AVEE
41
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25
65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1 INR3
INL2
INR2
INR1
CIN1
SWIN1
SRIN1
SLIN1
RIN1
GND
GND
LIN2
RIN2
CIN2
SWIN2 DGND CLOCK D
ATA
LA
TCH
DVDD A
VCC
GND SWSELOUT SLSELOUT CSELOUT COUT SWVIN CVIN SWOUT
SLOUT
SROUT
SRVIN
SRSELOUT
RSELOUT
RVIN
ROUT
NC
NC
NC
NC
NC
NC
LOUT
LVIN
LSELOUT
GND
RECL1
RECL2
RECL3
RECR1
RECR2
RECR3
INL10/RECL4
INR10/RECR4
A
VEE
INL9 INR9 INL8 INR8 INL7 INR7 INL6 INR6 INL5 INR5 INL4 INL3 INR4
GND
SL
VIN
SLIN2
SRIN2
GND
BALANCER L/-
BALANCER L/+
BALANCER R/-
BALANCER R/+
LIN1
GND
INL1
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
1 M.OUT
2 SW5
8 VEE
3
DVD
4 SW3
5 V2
6 SW4
7 NC
S3
S1
S2 S4
S6
S7
S5
16 VCC
SW2
V3
V1.OUT
SW1
V1
GND
NC
6dB
AMP
75 Ω
DRIVER
10
9
15
14
13
12
11
-V
+V
IC501 STK350-230 (MAIN BOARD (2/2))
IC701 µPC2581V-S (MAIN BOARD (2/2))
IC702 µPC2581V-S (MAIN BOARD (2/2))
IC1501 AK4527B (DIGITAL BOARD (1/2))
1
IN+
2
IN-
3 4 5
-VOUT
6
+VOUT
7
-B
8
GND
9
+B
PRE
GND
DRIVER
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
–VOUT1
NF1
IN1
GND
IN2
NF2
–VOUT2 +VOUT2
VCC VCC
VEE
DRIVE
1 SDOS
LOOP1 CDTI CCLK CS S/P MCLKI DZF1 A.GND A.5V FREFH VCOM
2 12C
3 S.MUTE
4 BCLK
5 LRCK
6 SDTI1
7 SDTI2
8 SDTI3
9 SDTO
10
DAUX
11 DFS
33 DZF2
32 RIN+
31 RIN-
30 LIN+
29 LIN-
28 ROUT1
ADC
AUDIO
I/F
HPF
ADC HPF
FORMAT
CONVERTER
DATT DAC LPF
27 LOUT1 DATT DAC LPF
26 ROUT2 DATT DAC LPF
25 LOUT2
DATT DAC LPF
24 ROUT3 DATT DAC LPF
23 LOUT3 DATT DAC LPF
MCLK
SDOUT
BCLK
LRLK
SDT0
SDTI1
SDTI2
39 40 41 42 43 37 38 35 36 44 34
DEM1 DEM0 TVDD
D.5V
D.GND
PD
ICKS2 ICKS1 ICKS0
CAD1 CAD0
17 16 15 14 13 19 18 21 20 12 22