Schematic Diagram - Digital Board (8/8) - Sony STR-DB2000 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
6-36. SCHEMATIC DIAGRAM – DIGITAL Board (8/8) – •
SOT1
SIN1
STB+3.3V
STBGND
(TEST CONNECTOR) RESET
MD0
MD2
CN1107
7P
F9
TUN SERIAL DATA
F10
TUN SERIAL CLK
H37
TUN LAT
H34
DATA
H31
RDS SIGNAL
H36
RDS DATA
H10
RDS CLK
H32
(Page 44)
TUNED
H35
STEREO
H33
MUTE
DGND
H39
CTLA1
CTLA1GND
STB+5V
SIRCS
H38
TC74HC153_B
H11
(Page 44)
DATA FEINT
H1
T E
L TC74HC153_A 1 3 9 4 2 2 9 6 5 1 3
D+3.3V
H24
FS
H30
SB SEL
(Page 46)
D+5V
H14
R2703
DSP HCLK
10k
H13
DSP HDIN
H20
DSP1 XRST
R2630
H23
10k
DSP1 BST-SEL
H21
DSP1 PM
H22
DSP1 GP9
R2627
H18
10k
DSP1 GP12
(Page 45) H19
DSP1 BST
H12
DSP1 HACN
R2626
H16
100k
DSP1 HDOUT
H17
DSP1 HCS
H4
DIR DATAO
H3
DIR XSTATE
H2
DIR ERR
H8
DIR DO
H9
DIR DI
H7
DIR CE
H6
DIR CLK
(Page 47)
H5
DIR XMODE
H40
AD-RESET
H41
DSD-RESET
(Page 48)
H25
DAC-RESET
H26
DAC-LAT
H27
DAC-CLK
H28
UCOM-DATAOUT
H29
w w w
DAC-DATAOUT
H15
(Page 49) PRE-RY
MM1
.
MM2
MM3
MM4
(Page 50)
MM5
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See page 68 for Waveform.
(8/8)
D2603
R2740 1SS352
330
D2601
Q2601 1SS184
RT1N141C
Q2604
C2624 Q2601,2603
2SC2712
220p
MUTING SWITCH -YG
RELAY
DRIVE
Q2602 Q2603
2SC2712-YG 2SC2712
-YG
R2700 R2701
10k 10k
R2651
10
D2602 R2699 R2702
1SS352 10k 10k
H1 R2649 100
H2 R2648 100
H3 R2647 100
H4 R2646 100
H5 R2645 100
F11 R2644 100
H6 R2642 100
C2610 0.001
H7 R2637 100
H8 R2635 100
H9 R2634 100
C2611 0.001
R2633 10k
R2632 10k
R2631 10k
X2601
16.5MHz
R2629 10k
I20 C2606 0.1
H10
I11 R2628 100
Q1702
2SC2712
-YG
R2625 1k
BUFFER
H11 R2624 100
H12 R2623 100
H13 R2621 100
H14 R2620 100
C2626
0.01
RESET SIGNAL
GENERATOR
IC2625
S-80929CNM
C-G8Z-T2
R2704 100
H39 D2685 1SS352
H15 R2743 10
R2687
10k
R2686
4.7k
Q2605
2SC2712
-YG
R2685
Q2685
x RELAY a o 10k u 1 6 3
2SC2712-YG
y
DRIVE
BUFFER
R2684 10
i
C2605 C2609 C2602
0.1 0.1 0.1
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8
R2691 39k R2690 39k
Q Q
3 7 6 3 1
MAIN SYSTEM CONTROLLER
IC2601
MB91F155A-3B9
-X100
R2613
22k
c o
.
C2601
C2604 R2598 R2599 C2603
100
0.1 10k 10k 0.1
16V
51 51
2 4
9 9 8
I22
I23
I24
I25
XSEL
VSYNC
∗ R2641 CLK
0 (STR-DB2000:AEP,UK)
LAT
10k (STR-DB2000:SP,MY)
DATA
C2612
(STR-DB2000)
0.1
R2710
R2641
R2679
*
FB2685
R2670 R2745
100 10k R2640
H31
10k
R2721
R2639 0
H30
10k
I26 (STR-DB2000)
R2638 10k I26
5 1 5 0 8 9 2 4 9
C2621
R2636 10k I9
0.1
I10
R2694 R2693
10k 10k
I18 FB2704
I17
I16 R2709
I15
I14
I13
C2607
I12
0.1
F13 FB2674
F12
I22 I11
I23
I24
I25
C2665
0.001
I10
R2622
100
I9
I8 R2708
I7 R2707
I6 R2663
I5 R2705
I4
I3
I2
R2688 R2711
3.3k 3.3k
I1
I19
EEPROM I20
I21
IC2603
BR24C16F-E2 m C2622
0.1
C2623
0.1
C2718
C2719
2200
0.1
16V
FB2601
C2627
100
16V
STR-DA2000ES/DB2000
2
9 9
EP2002
(CHASSIS)
EP2001
(CHASSIS)
CN2685
13P (STR-DB2000)
17P (STR-DA2000ES)
R2680 100 V_SW4
R2681 100 V_SW3
R2682 100 V_SW2
R2683 100 V_SW1
R2698 100 XSEL
R2719 100 OSDVSYNC
M
R2717 100 OSDCLK
R2718 100 OSDLAT
R2716 100 OSDDATA
(STR-DA2000ES) TXD232
100 RXD232
(Page 36)
100 STB+3.3V
STB-GND
SIRCS IN
SIRCS OUT
12VTRIG
(STR-DA2000ES)
V3-OPT
8 2 9 9
(Page 47)
CN2008
29P
FB2703
OPT+3.3V
OPT-GND
V3OPT
JR2702
0
D-GND
HP_SW
C2702 0.1 DIMMER
100 MLT LED
ENC-MENU-
ENC-MENU+
ENC+/--
ENC+/-+
STB+5V
SIRCS IN
POWER KEY
DD-12V
DD-12V
D-GND
(Page 63)
D-GND
A/D1
FB2701 D+3.3V
A/D2
100 FL-1 BLK
100 FL-1 LAT
100 FL-1 CLK
100 FL-1 DATA
VOL +
VOL -
FUNC +
FUNC -
CN2701
11P
POWCHG
R2712
100
POWRELAY
STOP
VPOWER
-12V
FLGND
STB+5V
STB+3.3V
(Page 67)
D+3.3V
C2720
C2714 DGND
0.1
2200
16V D+5V
C2716
2200
16V