Schematic Diagram - Network Board (10/11) - Sony STR-DA2800ES Service Manual

STR-DA2800ES

5-58. SCHEMATIC DIAGRAM - NETWORK Board (10/11) -

1 2 3
NETWORK BOARD (10/11)
A
B
CN2502
C
1
2
3
4
5
4
6
D
7
8
9
R2531
220
Y
FULL_1
10
11 LINK_1
R2532
12 220 SPEED_1
O G
13
14
E
15
16
17
3
18
19
20
21
R2548
220
Y
FULL_2
22
F
LINK_2
23
R2549
220 SPEED_2
O G 24
25
26
27
28
29
2
G
30
31
32
33 R2564
220
Y FULL_3
34
LINK_3
35
R2566
220 SPEED_3
O G 36
37
H
38
39
40
41
1
42
43
44
45
I
Y R2580 220
46 FULL_4
R2581 220
LINK_4
47
SPEED_4
O G 48
49 50 51 52 53
DC/DC CONVERTER
J
0.8
5
1.5
6
3.3
7
3.6
8
K
R2590
15k
C2543 C2554 C2545
0.01 0.01 0.01
L
STR-DA2800ES
• See page 114 for Waveforms. • See page 115 for IC Block Diagrams. • See page 135 for IC Pin Function Description.
4 5 6 7
C2510
100p
C2509
0.1
C2507 C2506
390p 390p
C2517
R2525 R2524 R2523 R2522 R2521 R2520 R2519 R2518
100 100 100 100 100 100 100 100
C2527
C2528
C2515 C2514
390p 390p R2584
R2542 R2541 R2540 R2539 R2538 R2537 R2536 R2535
100 100 100 100 100 100 100 100
C2536
C2529
C2519 C2518
390p 390p
R2557 R2556 R2555 R2554 R2553 R2552 R2551 R2550
100 100 100 100 100 100 100 100
C2525
C2530
0.1
R2561
C2524 C2523
390p 390p
C2526
C2534
R2574 R2573 R2572 R2571 R2570 R2569 R2568 R2567
100 100 100 100 100 100 100 100
JL2504
C2537 C2538
10 0.1
FL2503
IC2502
L2501
10uH
IC2502
RT8252ALGSP
C2544
0.1
4
FB GND
R2592
1.8
0
COMP SW 3
10.3
2
EN VIN
7
1
SS BOOT
R2593
C2541
15k
0.1
R2585 R2594 R2591
4.7 12k 10k
C2539 C2555 C2556 R2595 C2546 C2547
10 0.1 4700p 0 22 22
8 9 10
X2501
C2503
25MHz
C2500
15p
15p
1
2
R2500
0
41
128 127 126 125 124 123 122 121 120 119 118 117
1.8
1 AVCC
2
NC
JL2507 3
TXOP0
JL2508
4 TXOM0
5
AGND
0.1
1.8
6
AVCC
7 AGND
1.8
8
TXOP1
1.8
9
TXOM1
0.1
1.8
10 AVCC
1.8
11 RXIP1
1.8
12 RXIM1
13 AGND
0.1
1.8
14 AVCC
1.5k R2533 4.7k
1.2
15 BGRES
JL2517
16 AGND
17 AGND
1.8
IC2501
18 RXIP2
1.8
19 RXIM2
0.1
1.8 ETHERNET INTERFACE
20 AVCC
1.8
21 TXOP2
1.8
22 TXOM2
23 AGND
0.1
1.8
24 AVCC
25 AGND
1.8
26 TXOP3
1.8
27 TXOM3
0.1
1.8
28 AVCC
1.8
29 RXIP3
1.8
30 RXIM3
31 AGND
32 AGND
1.8
33 RXIP4
1.8
34 RXIM4
1.8
35 AVCC
0
0
36 LOW_10M_EN
100p
1.8
37 TXOP4
0.1 1.8
38 TXOM4
39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64
FL2502
FL2501
R2600
0
L2500
2.2uH
IC2503
+3.3V REGULATOR
IC2503
MM3404A33NRE
3.3 4
5 1
VOUT VDD
R2597
R2598 4.7k
2
GND
1k
3.3
4 NC CE 3
C2549 C2552 C2550 R2596
10 0.1 10 22k
98 98
11 12 13 14
R2513
4.7k
R2514
4.7k
R2516
4.7k
116 115 114 113 112 111 110 109 108 107 106 105 104 103
0
LED_SPEED[1] 102
0
LED_LINK[1] 101
JL2503
3.3
100
LED_FULL[0]
GND_O_1 99
3.3
98
VCC_O_1
97 JL2502
LED_SPEED[0]
JL2501
0
LED_LINK[0] 96
95
GND_SRAM
1.8
94
VCC_SRAM
3.3
RESETB 93
JL2512
0
92
LED_SEL[1]
91 JL2513
LED_SEL[0]
JL2514
0
COL0 90
JL2515
1.4
89
MII0_RXCLK
JL2516
0
88
RXD0_0
0
RXD0_1 87
0
86
RXD0_2
0
85
RXD0_3
JL2518
0
RXDV0 84
83
GND
IC2501
1.4
IP175DLF
82
VCC
JL2519
0
MII0_TXCLK 81
0 JL2520
80
TXD0_0
JL2521
0
TXD0_1 79
JL2522
0
TXD0_2 78
0 JL2523
77
TXD0_3
JL2524
0
TXEN0 76
R2558
JL2525
P4MII_SNI 75
4.7k
2.8 JL2526
74
P4EXT MDIO1
GND_O_2 73
3.3
VCC_O_2 72
1.6 JL2527
71
MDC0
JL2528
3.3
MDIO0 70
COL1 69
R2559
68 JL2529
MII1_RXCLK 4.7k
RXD1_0 67 JL2530
66
RXD1_1
65
RXD1_2
R2579
4.7k
C2535 C2533 C2532 C2531
100p 0.1 0.1 0.1
15 16 17
R2512 C2502
4.7k 0.01 IC2504
RESET SIGNAL
GENERATOR
IC2504
C2522 S-80929CNMC-G8ZT2G
0.1
5 4
C2505
0.1
1 2 3
C2508
100p
R2526
4.7k
R2511
4.7k
R2527
100k
R2528
470
C2513
0.01
R2529
4.7k
ETCOL
ETRXCLK
ETRXD0
ETRXD1
ETRXD2
ETRXD3
ETRXDV
>142S
ETTXCLK
ETTXD0
NETWORK
BOARD
ETTXD1
(6/11)
ETTXD2
(Page 94)
ETTXD3
ETTXEN
HUB_3.3V
ETMDC
ETMDIO
C2511
0.1
C2512
100p
C2553
0.1
C2516
0.1
C2520
0.1
C2521
100p
GND
>146S
UNSW4V
NETWORK
BOARD
(3/11)
(Page 91)
UNSW10V
>145S
HUB_RESET
NETWORK
NET_PCONT_HUB
BOARD
(8/11)
(Page 96)