LG 32LH35FD Service Manual page 32

A
DIMMING_1.8V DIMMING_RX_1.8V DIMMING_PLL_1.8V
L3501 L3502
BLM18PG121SN1D BLM18PG121SN1D
C3501
C3508 C3509 C3511
C3510
22uF
0.1uF 0.1uF 0.1uF
16V 22uF
16V 16V 16V
16V
7
URSA_B+[0-4],URSA_B-[0-4],URSA_BCK+,URSA_BCK-
6
DIMMING_3.3V
DIMMING_1.8V
5 URSA_D+[0-4],URSA_D-[0-4],URSA_DCK+,URSA_DCK-
URSA_C+[0-4],URSA_C-[0-4],URSA_CCK+,URSA_CCK-
C3506 0.1uF 16V
C3507 0.1uF 16V
AR3505
URSA_C+[0]
0 R4224
URSA_C-[0] 100
URSA_C+[1]
R4225
URSA_C-[1] 100
AR3503
URSA_C+[2]
4 0 R4226
URSA_C-[2] 100
C3505 16V
URSA_CCK+
R4227 0.1uF
URSA_CCK- 100
AR3504
URSA_C+[3]
0 R4228
URSA_C-[3] 100
URSA_C+[4]
R4229
URSA_C-[4] 100
AR3502
URSA_D+[0]
0 R4230
URSA_D-[0] 100
URSA_D+[1]
R4231
URSA_D-[1] 100
AR3501
URSA_D+[2]
0 R4232
URSA_D-[2] 100
C3504 16V
URSA_DCK+
R4233
0.1uF
URSA_DCK- 100
AR3500
URSA_D+[3]
0 R4234
URSA_D-[3] 100
3 URSA_D+[4]
R4235
URSA_D-[4] 100
C3502
0.1uF 16V
C3503
0.1uF
16V
R3507 0
TDO
R3508 4.7K
OPT
R4236
TDI
0
EEPROM_A1
R3510 0
R4237
TMS
0 R3502 0
TCK
R3503 0
R3504 0
R3505 0
R3506 0
JTAG
DIMMING_3.3V
2
IC3501
OPT MK2302S-01LFTR
DIMMING_3.3V
P3504
12507WS-10L FBIN
1
ICLK
1 TCK 2
GND
2 3
S0
3 TDO 4
R3543
4
R3500
0
0
5 TMS R3501
OPT
4.7K
6
7
8
R3544
0
9 TDI
10
11
1
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.
B C
D3.3V DIMMING_3.3V DIMMING_TX_3.3V
L3503 L3505
BLM18PG121SN1D BLM18PG121SN1D
C3513
C3514 C3521 C3525 C3528
22uF
22uF 0.1uF 0.1uF 22uF
16V 16V
16V 16V 16V
URSA_A+[0-4],URSA_A-[0-4],URSA_ACK+,URSA_ACK-
DIMMING_RX_1.8V
DIG3.3_1
1
DIG1.8_1
2
GND_1
3
RXANAGND_1
4
R2A1M
5
R2A1P
6
R2B1M
7
R2B1P
8
R2C1M
9
R2C1P
10
RXANA1.8_1
11
R2CLK1M
12
R2CLK1P
13
R2D1M
14 LH90_ONLY
R2D1P
15
R2E1M
16
IC3502
R2E1P
17
RXANAGND_2
18
R2A2M LG5110
19
R2A2P
20
R2B2M
21
R2B2P
22
R2C2M
23
R2C2P
24
RXANA1.8_2
25
R2CLK2M
26
R2CLK2P
27
R2D2M
28
R2D2P
29
R2E2M
30
R2E2P
31
RXANAGND_3
32
DIG3.3_2
33
DIG1.8_2
34
GND_2
35
TDO
36
TRST_N
37
EEPROM_A1_TDI
38
TMS
39
TCK
40
TMODE[0]
41
TMODE[1]
42
TMODE[2]
43
SCLKO
44
DIMMING_3.3V
R3517
0
CLK2
8
VDD R3548
7
0
CLK1
6
S1 R3516
5
0
R3512
4.7K OPT
R3511
0
OPT
D E F
DIMMING_3.3V
DIMMING_RESET
R3546
4.7K
IC3505
AZ7027RTRE1
R4240
0
OUT VCC
3 1
2
C3529
GND
0.1uF
16V
OPT
R3537
4.7K
DIMMING_3.3V
R3535
0
R3536
100
LED_M_VS
R3533
100
LED_M_MOSI
R3534
100
LED_M_SCLK
DIMMING_PLL_1.8V
PLL1.8 C3539 0.1uF
132
16V
PLLGND
131
OPT
M_MOSIP R3541
130
100
M_MOSIN
129 OPT R3542
M_SCLKP R3539 OPT 100
128
100
M_SCLKN
127 R3540
AR3512
T1A1N 100
OPT 0
126
T1A1P
125
T1B1N
124
T1B1P
123
TXANA3.3_13 C3538 0.1uF
122
16V
TXANAGND_9
121
AR3513
T1C1N 0
120
T1C1P
119
T1CLK1N
118
T1CLK1P
117
TXANA3.3_12 C3537 0.1uF
116
AR3514
16V
T1D1N 0
115
T1D1P
114
T1E1N
113
T1E1P
112
TXANA3.3_11 C3536 0.1uF
111
16V
TXANAGND_8
110
AR3515
T1A2N
109 0
T1A2P
108
T1B2N
107
T1B2P
106
TXANA3.3_10 C3535 0.1uF
105
AR3516
T1C2N 16V 0
104
T1C2P
103
T1CLK2N
102
T1CLK2P
101
TXANA3.3_9 C3534 0.1uF
100
16V
TXANAGND_7
99
AR3517
T1D2N
98 0
T1D2P
97
T1E2N
96
T1E2P
95
REXT R3538 47K
94
TXANA3.3_8 C3532 0.1uF
93
16V
TXANAGND_6
92
DIMMING_3.3V
TXANA3.3_7 C3533 0.1uF
91
16V
TXANAGND_5
90
DIG3.3_3
89
DIMMING_1.8V
DIMMING_TX_3.3V
@xrefL
G H
LOCAL DIMMING DDC
DIMMING_3.3V
L3504
BLM18PG121SN1D
C3540
0.1uF
16V
DIMMING_WP
R3549
DIMMING_SCL
22
DIMMING_SDA
R3550
22
LH90_Master_Inverter
LVDS_CH1_A_N
LVDS_CH1_A_P
LVDS_CH1_B_N
GND
LVDS_CH1_B_P
R3564
GND
0
LVDS_CH1_C_N
LVDS_CH1_C_P R3572
SCLK
0
LVDS_CH1_CLK_N
LED_M_SCLK
LVDS_CH1_CLK_P
R3577
GND
0
LVDS_CH1_D_N
LVDS_CH1_D_P R3574
MOSI
0
LVDS_CH1_E_N
LED_M_MOSI
LVDS_CH1_E_P
R3573
RESERVED
0
LVDS_CH2_A_N R3576
RESERVED
0
LVDS_CH2_A_P
LVDS_CH2_B_N
R3575
LVDS_CH2_B_P VSYNC
0
LED_M_VS
LVDS_CH2_C_N
LVDS_CH2_C_P
LVDS_CH2_CLK_N
LVDS_CH2_CLK_P
LVDS_CH2_D_N
LVDS_CH2_D_P
LVDS_CH2_E_N
LVDS_CH2_E_P
This page is all LH90_only option
BRAZIL DVR DV
LOCAL DIMMING IC
I J
IC3504
DIMMING_3.3V
24LC32AT-I/SNG
R3547
VCC A0
0
8 1
R3561
4.7K
R3566
OPT
WP A1
0
7 2
EEPROM_A1
R3562
SCL A2 4.7K
6 3
R3565
SDA VSS 0
5 4 OPT
LH90_Slave_Inverter
P3503
12507WS-10L
NC
1
P3501
12507WS-08L
NC
2
GND
1
3
R3578
GND
2 0
4
R3567
SCLK
3 0
5
LED_S_SCLK
R3579
GND
4 0
6
R3569
MOSI
5 0
7
LED_S_MOSI
R3568
RESERVED
6 0
8
R3571
RESERVED
7 0
9
R3570
VSYNC
8 0
10
LED_S_VS
9
11
GND
2009.01.20
15 16