Sharp LC-32LE631E Service Manual page 124

LC-32LE631
LC-40LE631
LC-46LE631
10-4 Main Unit (SSB) (Continued)
Ethernet & Service
B04C
5E08 IE07
+3V3
I I I I
30R
+3V3
3E30
1M0
H H H H 1E70
NX3225GA
25M
RES 2E70 10p
IE26
RESET-ETHERNETn
ETH-RXD(0)
ETH-RXD(1)
G G G G
ETH-RXD(2)
ETH-RXD(3)
3E69 10K
3E70 RES
ETH-COL RES 10K
RES 3E71
RES 3E80
ETH-TXEN
ETH-TXD(0)
ETH-TXD(1)
ETH-TXD(2)
ETH-TXD(3)
ETH-TXER
F F F F
ETH-MDC
ETH-MDIO
3E51 1K5
+3V3
E E E E
+3V3-ET-ANA
D D D D
FE27
ETH-TXP
ETH-TXN FE28
C C C C
ETH-RXP FE29
FE31
ETH-RXN
B B B B
ETH-INTSEL
ETH-REGOFF
A A A A
1 1 1 1 2 2 2 2 3 3 3 3
B04C Ethernet & Service Schematic Diagram
+3V3-ET-ANA
+3V3-ET-ANA +3V3
IE32 IE38 IE06
IE33
7E10-1
LAN8710A-EZK
CR 1A 2A IO
VDD
CLKIN
5
1
4 XTAL 31
2 P
RX 30
N
19
RST
29
P
11 TX 28
0 N
10 MODE
1
9 20
RMIISEL TXCLK
8
PHYAD2
26
RXD<0:3> RXDV
IE63
15 13
COL RXER
10K 3E64 10K
CRS_DV RXD4
10K
+3V3
MODE2 0 IE64 RES
PHYAD 7
1
21 3E65 10K
TXEN RXCLK
RES
22 3
0 REGOFF
23 10K 3E34 3E68 10K
1 1
24 LED 2 RES
2 TXD 2
25 10K 3E72 3E35 10K
3 INTSEL
18 RES
4
14 9E42
INT CRS
TXER
32
RBIAS
17
IE39
MDC
16
MDIO
VSS
7E10-2
LAN8710A-EZK
34 40
35 41
VIA VIA
36 42
VIA
+3V3-ET-ANA
ETHERNET CONNECTOR
1E87
3 ACM2012
2
FE60
4 1
FE30
1E88
ACM2012
3 2
FE61
4 1
FE34
FE32
FE33
4 4 4 4 5 5 5 5 6 6 6 6
IE49
3E53-2 3E53-1
7 2 1
TXD1-MIPS
47R
IE50
3E53-4
3E53-3
6 3 4
RXD1-MIPS
47R
+3V3
ETH-RXP
ETH-RXN
ETH-TXP
ETH-TXN
ETH-TXCLK
ETH-RXDV
RES
ETH-RXER
+3V3
1
2
ETH-RXCLK RXD-UP
1
+3V3 X1
ETH-REGOFF
+3V3
ETH-INTSEL RES
+3V3
ETH-CRS
1
RXD1-MIPS 3
1
X1
RES
1
TXD-UP 9
1
X1
RES
1
10
TXD1-MIPS
1
X1
CONFIGURATION RESISTOR SETTINGS
Resistor POP
3E64 (RES) PHYADD(0) = 1
1N00 3E65 (RES) PHYADD(1) = 1
1
2
3E66 (RES) PHYADD(2) = 1
3
4
5
3E67 (RES) RMII mode selected
6
7
8
3E68 (RES) Internal 1.2V reg. disabled
9 11
10 12
5450-323-183-H3 3E69 (RES) MODE(0) = 0
3E70 (RES) MODE(1) = 0
3E71 (RES) MODE(2) = 0
INTERRUPT FUNCTION
3E72
DISABLED ON
nINT/TXER/TXD4 SIGNAL
7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10
124
FE56
8
47R
2
FE57
5 3
1
47R
MSJ-035-69A-B-RF-PBT-BRF
FE58
PROVISION FOR iTV
TXD
RXD
7E11-1
74HC4066PW
1
13
RES RES
7E12 7E13
PDTC144EU PDTC144EU
7E11-2
74HC4066PW AV2-BLK
4
5
7E11-3
74HC4066PW
8
6
7E11-4
74HC4066PW
11
12
EMPTY
PHYADD(0) = 0
PHYADD(1) = 0
PHYADD(2) = 0
MII mode selected
Internal 1.2V reg. enabled
MODE(0) = 1
MODE(1) = 1
MODE(2) = 1
INTERRUPT FUNCTION
ENABLED ON
nINT/TXER/TXD4 SIGNAL
SPB SSB TV550
2K11 4DDR EU SD
11 11 11 11 12 12 12 12 13 13 13 13
B04C
1E06
UART
SERVICE
CONNECTOR
RES
1E71
1
2
3
5 4
502382-0370
2 2011-02-01
3139 123 6519
14 14 14 14 15 15 15 15 16 16 16 16