Read LG 32LD660 / 32LD665H (CHASSIS:LA05C) Service Manual online
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
1K
R1334
PHY2PTXEN
AL19
EPHY_RXIP0
14:T10
HUB_POWER
5:AG17
0
R1357
P4MODE0
AL15
1K
R1351
1K
R1337
NFM18PS105R0J
6.3V
C1340
OPT
OUT
IN
GND
EPHY_TXOP3
W15
D1.8_ETHUB
P4MODE1
AC19
D3.3_ETHUB
EPHY_RXIN1
14:AF9
0 . 1 u F
C1308
33
R1332
A3.3_ETHUB
4 9 . 9
1%
1%
R1312
ETHUB_MDIO
5:AB18;X27
18pF
50V
C1345
EPHY_RXIP3
X15
LAN_ACT1
14:AG6
4 9 . 9
1%
1%
R1301
1.69K
1%
R1324
25MHz
X1300
EPHY_RXIP1
14:AF10
ETHUB_MDC
5:AB18;X27
1K
R1360
10K
R1375
1K
R1358
EPHY_RDP
1 0 : P 1 2
1K
R1348
GXFULL
O22
1K
R1306
ENDEFER
5:AG16
EPHY_TDP
1 0 : P 1 1
EPHY_RDN
1 0 : P 1 2
A3.3_ETHUB
47K
R1304
ETHUB_MDC 5:AB18;AM7
EPHY_TXOP3
R9
0 . 1 u F
C1314
0 . 1 u F
16V
16V
C1343
OPT
AP1117E18G-13
IC1301
2
OUT
3
IN
1
ADJ/GND
AO3407A
Q1300
G
D
S
D2.5V_ETHUB
22
R1377
LAN_LINK1
14:AG7
LAN_ACT0
14:U6
0 . 1 u F
C1315
DUP3_GYMODE
S27
0 . 1 u F
C1322
LAN_LINK0
14:U7
GXMODE
AL15
2.2K
OPT
OPT
R1305
22
R1376
EPHY_TXOP0
14:T12
DUP3_GYMODE
AL14
0 . 1 u F
C1309
+3.5V_ST
1K
R1325
EPHY_TXOP1
14:AF11
ETHUB_RESET 5:AG17
PHY2PTXEN
V27
270
1%
R1323
A1.8_ETHUB
BLM18PG121SN1D
L1302
2SC3052
Q1301
E
B
C
4 9 . 9
1%
1%
R1302
1M
R1319
EPHY_TDN
1 0 : P 1 1
4 9 . 9
1%
1%
R1300
EPHY_TXON3
R8
EPHY_TXON3
W15
BLM18PG121SN1D
L1305
0 . 1 u F
C1313
EPHY_RXIP3
R7
GYSPD
O22
33
R1333
0 . 1 u F
16V
16V
C1307
4 9 . 9
1%
1%
R1311
470
R1353
D3.3_ETHUB
4 9 . 9
1%
1%
R1303
DISDUALMII
AL16
470
R1354
A1.8_ETHUB
P4MODE0
AC19
ETHUB_MDIO
5:AB18;AM7
D3.3_ETHUB
SETGROUP
AL19
1K
R1347
DISDUALMII
AC19
EPHY_RXIN0
14:T9
18pF
50V
C1344
EPHY_TXON0
14:T11
SETGROUP
T27
GXMODE
T27
0
R1356
4 9 . 9
1%
1%
R1313
0
R1314
EPHY_RXIN3
R5
P4MODE1
AL16
0 . 1 u F
C1316
A3.3_ETHUB
D1.8_ETHUB
1K
OPT
R1352
RTL8306G
IC1300
1
AVDD18_1
2
RXIN[0]
3
RXIP[0]
4
AGND_1
5
TXOP[0]
6
TXON[0]
7
AVDD18_2
8
AVDD18_3
9
TXON[1]
10
TXOP[1]
11
AGND_2
12
RXIP[1]
13
RXIN[1]
14
AVDD18_4
15
AVDD18_5
16
RXIN[2]
17
RXIP[2]
18
AGND_3
19
TXOP[2]
20
TXON[2]
21
AVDD18_6
22
AVDD18_7
23
TXON[3]
24
TXOP[3]
25
AGND_4
26
RXIP[3]
27
RXIN[3]
28
AVDD18_8
29
AVDD18_9
30
RXIN[4]
31
RXIP[4]
32
AGND_5
33
TXOP[4]
34
TXON[4]
35
AVDD18_10
36
ITEST1
37
ITEST2
38
ITEST3
39 DGND_1
40 RESET#
41 ITEST4
42
DISDUALMII(MODESET4)
43 DVDD18_1
44
P4MODE[1](MODESET3)
45
P4MODE[0](MODESET2)
46P4FLCTRL/CPU_INTERRUPT#
47 P4SPDSTA
48
P4DUPSTA/HOME_CRS
49P4LNKSTA#
50 DGND_2
51
MTXC/PRXC/CTRL_REFCLK1
52M(R)TXEN/PRXDV
53 DVDD18_2
54
M(R)TXD[0]/PRXD[0]/LEDMODE[0]
55
M(R)TXD[1]/PRXD[1]/LEDMODE[1]
56
MTXD[2]/PRXD[2]/P4IRTAG[0]
57
MTXD[3]/PRXD[3]/P4IRTAG[1]
58MCOL/PCOL
59
MRXC/PTXC/REFCLK1
60
MRXDV/PTXEN/CRSDV
61
M(R)RXD[0]/PTXD[0]
62 DVDD33_1
63
M(R)RXD[1]/PTXD[1]
64 DGND_3
65
ITEST5
66
MRXD[2]/PTXD[2]
67
MRXD[3]/PTXD[3]
68
SEL_MIIMAC#/DISDSPRI
69
EN_AUTOXOVER
70
DVDD18_3
71
EN_RST_BLNK
72
ITEST6
73
PHY2PRXD[0]/M(R)2TXD[0]/ENEEPROM
74
SCL_MDC
75
SDA_MDIO
76
PHY2PRXD[1]/M(R)2TXD[1]/GXENFC
77
PHY2PRXD[2]/M2TXD[2]/GYENFC
78
PHY2PRXD[3]/M2TXD[3]/ENBKPRS
79
DGND_4
80
PHY2PRXDV/M(R)2TXEN/DISBRDCTRL
81
PHY2PRXC/M2TXC/CTRL_REFCLK2
82
PHY2PTXC/M2RXC/REFCLK2
83
DISPORTPRI[0]/PHY2PTXEN/M2RXDV/CRSDV2
84
DISPORTPRI[1]/PHY2PTXD[0]/M(R)2RXD[0]
85
DISPORTPRI[2]/PHY2PTXD[1]/M(R)2RXD[1]
86
DISPORTPRI[3]/PHY2PTXD[2]/M2RXD[2]
87
DVDD33_2
88
DISPORTPRI[4]/PHY2PTXD[3]/M2RXD[3]
89
PHY2PCOL/M2COL/LED_BLNK_TIME
90
LOOPLED#/ENDEFER
91
LED_ADD[4]/DISTAGPRI
92
LED_ACT[4]/DISHOMEPLUG
93
LED_SPD[4]/DISVLAN
94
DGND_5
95
LED_DUP[4]/SETGROUP
96
LED_ADD[3]/MODESET1
97
LED_ACT[3]/EN48PASS1
98
LED_SPD[3]/DISARP
99
LED_DUP[3]/MODESET0
100
DVDD18_4
101
LED_ADD[2]/DISLEAKY
102
DGND_6
103
LED_ACT[2]/P4ANEG
104
LED_SPD[2]/GXANEG
105
LED_DUP[2]/GYANEG
106
DVDD33_3
107
LED_ADD[1]/GXSPD100
108
LED_ACT[1]/GYSPD100
109
LED_SPD[1]/GXFULL
110
LED_DUP[1]/GYFULL
111
LED_ADD[0]/ENFORWARD
112
DGND_7
113
LED_ACT[0]/BCINDROP
114
LED_SPD[0]/MAX1536
115
LED_DUP[0]
116
CK25MOUT
117
OSCI
118
HVDD33
119
AVDD18_11
120
X1
121
X2
122
AGND_6
123
VCTRL
124
DTEST2
125
DTEST1
126
AGND_7
127
IBREF
128
AVDD18_12
0 . 1 u F
16V
C1326
OPT
4 9 . 9
1%
1%
R1310
0 . 1 u F
16V
C1341
0 . 1 u F
C1323
GYSPD
AI24
GXFULL
AI24
BLM18PG121SN1D
L1306
A1.8_ETHUB
EPHY_TXON1
14:AF10
470
OPT
R1350
EPHY_RXIN3
X15
10uF
6.3V
6.3V
C1328
2 . 2 u F
10V
10V
C1300
22uF
OPT
C1342
22uF
6.3V
6.3V
C1330
22uF
6.3V
6.3V
C1334
OPT
BLM18PG121SN1D
L1300
BLM18PG121SN1D
L1301
BLM18PG121SN1D
L1303
D1.8_ETHUB
0 . 1 u F
16V
16V
C1329
0 . 1 u F
C1318
OPT
0 . 1 u F
16V
C1333
0 . 1 u F
C1336
OPT
0 . 1 u F
C1327
OPT
0 . 1 u F
C1320
OPT
D2.5V_ETHUB
0 . 1 u F
C1321
OPT
D3.3_ETHUB
0 . 1 u F
C1319
0 . 1 u F
C1332
OPT
0 . 1 u F
C1305
A3.3_ETHUB
BLM18PG121SN1D
L1304
A1.8_ETHUB
0 . 1 u F
C1306
0 . 1 u F
C1311
OPT
+A_2.5V
0 . 1 u F
C1304
0 . 1 u F
C1317
OPT
22uF
6.3V
6.3V
C1302
0 . 1 u F
C1324
OPT
22uF
6.3V
6.3V
C1303
0 . 1 u F
C1310
OPT
0 . 1 u F
C1325
OPT
22uF
6.3V
6.3V
C1301
22uF
6.3V
6.3V
OPT
C1337
C1337
0 . 1 u F
C1331
OPT
22uF
6.3V
6.3V
C1312
ETHERNET HUB
13
18
32/37/42LD660H
2 0 1 0 . 1 2 . 1 3
STRAPPING PIN CONFIG
P l a c e C l o s e T o R T L 8 3 0 6
CONFIG FOR MAC5
P l a c e c l o s e t o c h i p
P l a c e C l o s e T o R T L 8 3 0 6
P H Y 2 P R X D V : B r o a d c a s t s t r o m c o n t r o l e n a b l e / d i s a b l e
P H Y 2 P R X D 3 : B a c k p r e s s u r e e n a b l e / d i s a b l e
E N D E F E R : D e f e r e n a b l e / d i s a b l e
EN_AUTOXOVER : Auto cross over enable/disable
P l a c e c l o s e t o c h i p
BCM TO RTL matching
D i f f e r e n t i a l 1 0 0 o h m
N o V i a
C l o s e t o
P l a c e t o c e n t e r p o s i t i o n b e t w e e n t w o c h i p s
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