Schematic Diagram - Digital Board (5/7) - Sony STR-DH540 Service Manual

5-12. SCHEMATIC DIAGRAM – DIGITAL Board (4/7) –
1 2 3
A
DIGITAL BOARD
B
DIGITAL
BOARD
8
(1/7), (3/7)
7
(Page 24),
(Page 26)
C
D
E
DIGITAL
BOARD
11
14
(2/7)
F
(Page 25)
DIGITAL
BOARD
9
8
(1/7)
(Page 24)
G
H
I
J
K
STR-DH540
• See page 21 for Waveforms.
4 5 6
(4/7)
C2506
CL2502
3.3 3.3 1.2 3.3 3.2 3
25 24 23 22 21 20 19 18
C2500 10
C2518 0.1 3.3
26 VDD_EXT
C2519 0.1
27 DPI_P08
4
CL2503 28 RESET_MAIN
1.2
29 VDD_INT
R2508 10k
3.3
CL2504
30 UART_OUT
R2509 10k
3.3
CL2505 31 UART_IN
R2559 100 3.3
CL2506
32 LED
33 DPI_P12
34 DPI_P13
35 DAI_P03
36 DPI_P14
C2526 0.1 1.2
37 VDD_INT
C2524 0.1 1.2
38 VDD_INT
C2523 0.1
1.2
39 VDD_INT
SL/SR_IN
R2504 22 0
40 SL/SR_IN
SL/SR_OUT R2503 220 0
41 SL/SR_OUT
6
BCLK_IN
R2505 22 0
42 BCLK_IN
43 OPTION_L/OPTION_R_OUT
44 FRONTHI_L/R_OUT
C2522 0.1 1.2
45 VDD_INT
C2521 0.1 3.3
46 VDD_EXT
C2520 0.1
1.2
MID/SW2_OUT
47 VDD_INT
L/R_OUT
R2506 220 0
SBL/SBR_OUT
48 L/R_OUT
49
SBL/SBR_OUT
R2507 220 0
50
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
1.2 3.3 1.7 1.2 0 1.2 0
CL2507
• See page 51 for IC Pin Function Descriptions.
7 8 9 10
C2509 C2501
0.1 10
C2511 C2505
0.1 10
1
X2500
25MHz
2
R2511
10p 1k
1.2 3.2 1.2 1.2 3.3 1.6 1.6 1.2 0 3 1.2 3.3 3.2 0 1.2
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
C2545 0.1
VDD_INT 100
1.2 C2546 0.1
TMS 99
R2517 1k
RESET 98
3.8
C2547 0.1
VDD_INT 97
1.2 R2528 10k
TCK 96
0
TDI 95
C2549 0.1
VDD_INT 94
1.2 C2548 0.1
VDD_EXT 93
3.3
TDO 92
EMU 91
R2510 10k
IC2502
TRST 90
ADSST-AVR-3045
0.7 R2529 0
MLBSO 89
IC2502
C2550 0.1
VDD_INT 88
1.2
DSP
MLBSIG 87
C2542 0.1
VDD_EXT 86
3.3 R2530 0
MLBDO 85
MLBDAT 84
MLBCLK 83
FLAG3 82
R2553 22
FLAG2 81
0 R2554 22
FLAG1 80
3.1 C2544 0.1
VDD_INT 79
1.2 C2543 0.1
VDD_INT 78
1.2
FLAG0 77
0 C2541 0.1
VDD_INT 76
1.2
1.6 1.6 1.6 0 1.2 1.2 1.2 1.2 1.2 1.5 1.4 3.3 1.2 1.2 1.2 1.2
27 27
11 12 13
CL2500
+3.3V
D2500
CES521
R2585
10k
1.2 2 CL2501
1 VOUT VIN 8 +2V
0.9
R2500
FB NC
C2553
3.9k
220
GND NC
6.3V
R2502 3.1
NC EN
220
C2503
0.1
R2501 C2502 C2576 C2551
0.1 0.1
10k 10
IC2500
BD00IC0WEFJ-E2
IC2500
+1.2V REG.
DGND
R2516
100k FB2500
0uH
JL2504
C2504
10
R2522
22
DSP_SPICLK
R2520
22
DSP_MOSI
R2519
10k
R2550 10k
R2518
22
DSP_SFLASH_HOLD
C2508
DSP_NONAU
0.1
3.3 0 3.3 3.3
DSP_ERROR
R2551 10k
R2552 2.2k IC2503
W25Q80BVSSIG
DSP_INT
IC2503
SERIAL FLASH
3.3 3.3 3.3
R2515
10k
R2514
DSP_MISO 22
R2513
DSP_CS 22
R2527
10k
STR-DH540
Ver. 1.1
14 15 16 17