Sony HXCU-FB70 Service Manual page 177

AT-191 (3/10)
001:21G;002:28A SH_DATA_BUS
IC320 (5/5)
TC74LCX08FT(EKJ)
IC320 (3/5) IC320 (4/5)
TC74LCX08FT(EKJ)
TC74LCX08FT(EKJ)
9 12
8 11
10 13 C348
0.1uF
GND GND
002:28H;005:3G;005:6A;006:11H;006:3I;008:4G CONTROL_BUS
IC320 (1/5)
PCN TC74LCX08FT(EKJ)
002:24H;12H;5D;8C;008:4G CHIP_SELECT 1
XCS2
3
2
CS_MS
4
5
CS_PHY
IC320 (2/5)
TC74LCX08FT(EKJ)
002:28H;005:3G;005:6A;006:11H;006:3I;008:4G
002:28A;005:12B ADDRESS_BUS
IC326 (2/4)
TC7WZ04FK
6
A20
002:28H;005:3G;005:6A;006:3I CONTROL_BUS
IC321(3/3)
IC326(4/4)
TC7WZ32FK
TC7WZ04FK
+3.3V +3.3V XCS4
IC326 (3/4)
TC7WZ04FK
3 5
VCC VCC
GND
C346 GND C347 GND
0.1uF 0.1uF
GND GND
+3.3V
Q300
DTA123JE-TL
Q301
DTA123JE-TL
R350
1k
008:4G PHY_LINK
R351
1k
008:4G PHY_ACT
R353
R352
1k
1k
ACT LINK
12 11 10 9
ETHERNET RJ45
CN301 Y G
1 TX+
2 TX-
3 RX+
4 NC(POE)
5 NC(POE)
6 RX-
7 NC(POE)
8 NC(POE)
13 14
SL1 SL2
SC SC
GND
F-GNDF-GND GND
HXCU-FB70
DATA BUS BUFFER
IC303 IC304
TC74LCX245FT(EKJ) TC74LCX245FT(EKJ)
+3.3V +3.3V
C352 C359
0.1uF 0.1uF
+3.3V
RB311 20 RB313 RB315 20
22 22 22
2 VCC 18 D0 SH_D8 2 VCC 18
SH_D0 1 2 1 2 1 2 1
VCC A1 B1 A1 B1
3 4 3 17 3 4 D1 SH_D9 3 4 3 17 3
SH_D1
GND A2 B2 A2 B2
5 6 4 16 5 6 D2 SH_D10 5 6 4 16 5
SH_D2
A3 B3 A3 B3
7 8 5 15 7 8 D3 SH_D11 7 8 5 15 7
SH_D3
A4 B4 A4 B4
1 2 6 14 1 2 D4 SH_D12 1 2 6 14 1
SH_D4
GND A5 B5 A5 B5
3 4 7 13 3 4 D5 SH_D13 3 4 7 13 3
SH_D5
A6 B6 A6 B6
SH_D6 5 6 8 12 5 6 D6 SH_D14 5 6 8 12 5
A7 B7 A7 B7
SH_D7 7 8 9 11 7 8 D7 SH_D15 7 8 9 11 7
A8 B8 A8 B8
RB312 RB314 RB316
22 22 22
19 19
OE OE
+3.3V
1 1
DIR DIR
GND GND
R319
47k 10 10
6
CONTROL_BUS CHIP_SELECT
12H;4B;008:4G
IC326(1/4)
TC7WZ04FK
1 7
WR/RD
DataBus_RD/WR
CHIP_SELECT
2 002:24H;4B
IC321 (1/3)
TC7WZ32FK
1
7
CS_MS
2
IC321 (2/3)
TC7WZ32FK
5
3
CS_FRAM
6
S-93C46BD0I-J8T1-G
+3.3V-2f
4
DO
C361 7
0.1uF NC
PHY
diff 100ohm
+3.3V-2f +3.3V-2f
R389
100
R388
R390
100
C353
T300 C354
10pF 10pF
NC4 NC2
C357 C362
13 5
1000pF
1000pF C358
NC3 NC1
12 4 0.01uF
9 8
10 7
C356
11 6 100uF
10V
14 3
R385 R387
51 51
15 2
R384
C355 51
1000pF
16 1
R386
51
R354
75 R372 51
C349
51
R373
0.1uF
R374 51
C351
1000pF
R375 51
C350
0.1uF
R355
75
diff 100ohm
IC306 IC308
TC74LCX245FT(EKJ) TC74LCX245FT(EKJ)
+3.3V +3.3V
C365 C369
0.1uF 0.1uF
RB317 RB319 20 RB321 RB323 20
22 22 22 22
D8 SH_D16 2 VCC 18 D16 SH_D24 2 VCC 18
2 1 2 1 2 1 2 1
A1 B1 A1 B1
4 D9 SH_D17 3 4 3 17 3 4 D17 SH_D25 3 4 3 17 3
A2 B2 A2 B2
6 D10 SH_D18 5 6 4 16 5 6 D18 SH_D26 5 6 4 16 5
A3 B3 A3 B3
8 D11 SH_D19 7 8 5 15 7 8 D19 SH_D27 7 8 5 15 7
A4 B4 A4 B4
2 D12 SH_D20 1 2 6 14 1 2 D20 SH_D28 1 2 6 14 1
A5 B5 A5 B5
4 D13 SH_D21 3 4 7 13 3 4 D21 SH_D29 3 4 7 13 3
A6 B6 A6 B6
6 D14 SH_D22 5 6 8 12 5 6 D22 SH_D30 5 6 8 12 5
A7 B7 A7 B7
8 D15 SH_D23 7 8 9 11 7 8 D23 SH_D31 7 8 9 11 7
A8 B8 A8 B8
RB318 RB320 RB322 RB324
22 22 22 22
19 19
CS_PHY CS_PHY
OE OE
1 1
DIR DIR
GND GND
10 10
001:22H
002:28A;12A;005:12B DATA_BUS
+3.3V-2f
X301
25MHz
4
R420
22
VDD
C363 C364 1 3
1000pF CONT OUT
0.1uF
GND
2
+3.3V
L305
4.7uH
90
C367
C366
0.1uF 0.1uF
1
VDD1
2
nCSOUT
IC305
22 NM 3
R411
IOS0
22 NM 4
R412
IOS1
R413 22 NM 5
GND
IOS2
R414 10 NM 6
ENEEP
8 7
EEDO
VCC 3 8
DI EEDI
2 9
SK EESK
1 10
CS EECS
6 11
TEST R409 R418 AVDD1
10k 1k
GND 12
RBIAS
5 13
AGND1
GND
14
TPO+
15
GND
TPO-
16
AVDD2
17
TPI+
18
TPI-
19
AGND2
20
nLNK
R415 R419
21
10k 10k
LBK
22
nLEDA
23
nLEDB
24
GND1
25
MDI
26
MDO
27
MCLK
28
R399
R416
100 nCNTRL
10
29
PHY1_INT
INTR0
100
R417 10 30
RESET
31
PHY_XRD
nRD
32
PHY_XWR
nWR
R430
10k
R443
CL308
GND
10k
0.8
R431 R432
10k
10k
R441 R442
10 10
IC314(1/2)
TC7SZ04FU,RSONYJ
4 2
+3.3V-2f
IC314 (2/2)
TC7SZ04FU,RSONYJ
VCC
GND
C368
0.1uF
GND
DATA_BUS
RB301 +3.3V RB306 +3.3V
100k 100k
1 2 1 2
D0 D16
3 4 3 4
D1 D17
D2 5 6 D18 5 6
D3 7 8 D19 7 8
D4 1 2 D20 1 2
RB325
22
D5 3 4 RB302 D21 3 4
D24 RB307
2 100k
100k
D6 5 6 D22 5 6
4 D25
D7 7 8 D23 7 8
6 D26
D8 1 2 D24 1 2
8 D27
D9 3 4 RB303 D25 3 4 RB308
2 D28 100k 100k
D10 5 6 D26 5 6
4 D29
D11 7 8 D27 7 8
6 D30
D12 1 2 D28 1 2
8 D31
D13 3 4 D29 3 4
RB326
22 D14 5 6 D30 5 6
D15 7 8 D31 7 8
RB304 RB309
100k 100k
006:11H;008:4G CONTROL_BUS
001:21E;002:28A;005:12B ADDRESS_BUS
+3.3V
L306
119 4.7uH
C374 C375 C376 C377
0.1uF 0.1uF 0.1uF 0.1uF
RB327
10
1 2
96 3 4
nBE2
95
5 6
nBE1
94
7 8
nBE0
93
GND7
92
A15
91
A14
90
A13
89
A12
88
A11
87
A10
86
A9
85
A8
84
A7
83
A6
82
A5
81 RB328
IC307
A4 10
80 5 6
LAN91C111-NU A4
A3
79 3 4 A3
A2
78 1 2 A2
A1
77
7 8
VDD5
76
D16
D8
75
D17
D9
74
D18
D10
73
D19
D11
72
GND6
71
D20
D12
70
D21
D13
69
D22
D14
68
D23
D15
67
GND5
66
D8
D16
65
D9
D17
GND
R444
10k
C370 C371 C372 C373
0.1uF 0.1uF 0.1uF 0.1uF
GND
CHIP_SELECT 4B;8C;008:4G
R453
RB305 RB310
47k 47k 47k AT-191 (3/10)
BOARD NO. 1-887-825-11
GND AT-191_3
002:28A;10C;005:12B
XBE3
XBE2
XBE1
XBE0
9-5