LG 32LH35FD Service Manual page 26

A
RESET
R4011
12:B3;12:I4 330 D3.3V
POWER_DET
10:G2
JTAG_RESETb
ENG
SW400
7
IC400
SKHMPWE010
KIA7029AF
R408
330
I O
1 3
2
G
6
NVRAM
D3.3V D3.3V
IC403
AT24C512BW-SH-T
A0 VCC
1 8
C416 C420
0.1uF 4700pF
A1 WP
2 7
5
R411
A2 SCL
22
3 6
R412
GND SDA
22
4 5
4
Boot Strap
D3.3V D3.3V
E3;E6 E3;E6
NAND_IO[0] NAND_IO[3] NAND_IO[2]
E3;E6
3
NAND_IO[4]
E3;E6
D3.3V
E3;E6
NAND_IO[6] NAND_IO[5]
E3;E6
NAND_IO[0] : Flash Select (1)
2 0 : Boot From Serial Flash
1 : Boot From NAND Flash
NAND_IO[1] : NAND Block 0 Write (DNS)
0 : Enable Block 0 Write
1 : Disable Block 0 Write
NAND_IO[3:2] : NAND ECC (01)
00 : No ECC
01 : 1 ECC Bit
10 : 4 ECC Bit
11 : 8 ECC Bit
NAND_IO[4] : CPU Endian (0)
0 : Little Endian
1 : Big Endian
NAND_IO[6:5] : Xtal Bias Control (1, DNS)
00 : 1.2mA
01 : 1.8mA
10 : 2.4mA (Recommand)
1
11 : 3.0mA
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
SYS_RESETb
C414
10uF
I4;2:AH5;14:C5;3:B4
SCL2_3.3V
I4;2:AH5;14:C6;3:B4
SDA2_3.3V
* NAND FLASH MEMORY 1G bit
D3.3V
D3.3V
NC_1
NC_2
NC_3
NC_4
NC_5
NC_6
RB
Open Drain
E5 NAND_RBb
D3.3V
R
NAND_REb
E5
E
NAND_CEb
E6
NC_7
C116
NC_8
4700pF
VDD_1
C114
0.1uF
VSS_1
NC_9
NC_10
CL
E5 NAND_CLE
AL
E5 NAND_ALE
D3.3V
W
E5 NAND_WEb
WP
R136 NC_11
4.7K
NC_12
NC_13
C
NC_14
B Q101
FLASH_WP_1
KRC103S
NC_15
E
D E
D3.3V
NAND_IO[0-7]
D3.3V NAND_IO[0]
NAND_IO[1]
NAND_IO[2]
NAND_IO[3]
NAND_IO[4]
NAND_IO[5]
NAND_IO[6]
NAND_IO[7]
C2
NAND_CEb
C2 NAND_ALE
C3 NAND_REb
C2
NAND_CLE
C2 NAND_WEb
C3 NAND_RBb
IC101
NAND01GW3A2CN6E
NC_29
1 48
NC_28
2 47
NC_27
3 46
NAND_IO[0-7]
NC_26
4 45
I/O7
NAND_IO[7]
5 44
I/O6
NAND_IO[6]
6 43
I/O5
NAND_IO[5]
7 42
I/O4
NAND_IO[4]
8 41
NC_25
9 40
NC_24
10 39
C101
NC_23
4700pF
11 38
VDD_2
12 37
C115
VSS_2 0.1uF
13 36
NC_22
14 35
NC_21
15 34
NC_20
16 33
I/O3 NAND_IO[3]
17 32
I/O2 NAND_IO[2]
18 31
I/O1 NAND_IO[1]
19 30
I/O0 NAND_IO[0]
20 29
NC_19
21 28
NC_18
22 27
NC_17
23 26
NC_16
24 25
F G
D3.3V D3.3V
IC100
BCM3556
J23 N26
EBI_ADDR3 GPIO_00
J24 L26
TUNER_RESETb
EBI_ADDR4 GPIO_01
H25 N25
EBI_ADDR2 GPIO_02
H24 L25
EBI_ADDR1 GPIO_03
H23 K27
EBI_ADDR0 GPIO_04
J25 K28
EBI_ADDR5 GPIO_05
F26 K24
EBI_ADDR6 GPIO_06
H28 K26
EBI_ADDR8 GPIO_07
J26 K25
EBI_ADDR9 GPIO_08 VREG_CTRL
H27 AA27
EBI_ADDR13 GPIO_09 BCMPWM_VBR_B
G26 AA28
EBI_ADDR12 GPIO_10
J27 AA26
RF_GAIN1
EBI_ADDR11 GPIO_11
L1
J28
EBI_ADDR10 GPIO_12 RGB_SW
F27 L3 0 R138
EBI_ADDR7 GPIO_13
G24 L2
EBI_TAB GPIO_14
H26 Y25
R117
EBI_WE1B GPIO_15 BCM_RX
33
G27 Y26
BCM_TX
EBI_CLK_IN GPIO_16
G28 M27
EBI_CLK_OUT GPIO_17
K23 AA25
EBI_RWB GPIO_18 RF_SW
G25 R25
EBI_CS0B GPIO_19
N28
GPIO_20 COMPOSITE2_SW
N27
R105
GPIO_21
U24 AH18 22
NAND_DATA0 GPIO_22 BCM_AUD_MCLK
T26 P23
NAND_DATA1 GPIO_23
T27 M23
BCMPWM_VBR_A
NAND_DATA2 GPIO_24
U26 AD19
NAND_DATA3 GPIO_25
U27 AE19
NAND_DATA4 GPIO_26
V26 M4
BIT_SEL
NAND_DATA5 GPIO_27
V27 M5
NAND_DATA6 GPIO_28 LVDS_SEL
V28 L23
NAND_DATA7 GPIO_29
T24 Y28
NAND_CS0B GPIO_30
R23 Y27
NAND_ALE GPIO_31
T23 G2
SF_SCK 0 R198
NAND_REB GPIO_32
T25 G3 SF_MISO 0 R196
NAND_CLE GPIO_33
R24 G5 OPT
SF_MOSI 0 R197
NAND_WEB GPIO_34
U25 G6
SF_CSB 0 R109
NAND_RBB GPIO_35
G4
GPIO_36 COMPOSITE1_SW
L24
GPIO_37
W24 P25
SF_MISO GPIO_38
U23 L5
SF_MOSI GPIO_39 MEMC_RESET
V23 K4 0 R135
SF_SCK GPIO_40
V24 K1
SF_CSB GPIO_41
L27
GPIO_42
M26
GPIO_43
N23
GPIO_44
R28
GPIO_45
R27
GPIO_46
R26
GPIO_47 DIMMING_RESET
P28
GPIO_48
P27
GPIO_49
K6
GPIO_50
K5 22 R137
GPIO_51
P26 22 R143
GPIO_52
M3 22 R178
GPIO_53
M2
HDMI_HTPLG_IN
GPIO_54
M1
COMP1_SW
GPIO_55
L4
GPIO_56
L6
GPIO_57 COMP2_SW
W27
SGPIO_00
W28
SGPIO_01
W26
SGPIO_02
W25
SGPIO_03
J2
SGPIO_04
J1
SGPIO_05
K3
SGPIO_06
K2
SGPIO_07
BRAZIL DVR DV
BCM3556 & NAND
H I J
5:B6
4:A5;7:C2
5:B7
1:J5
14:R8
14:X7
5:B7
1:B4
3:B6
4:A6
7:E3
7:E2
D3.3V
R120
2.7K
1:B7
BLUETOOTH_RESET
I3;14:I3
17:A7;17:C6
3:C2;3:E2;3:H3
DDC_SCL
12:E5
D3.3V
DDC_SDA
12:E4
11:AH18
1:D7
1:E7
SCL0_3.3V
5:B3;5:B6
SDA0_3.3V 5:B3;5:B6
SCL1_3.3V
5:G5;16:G14
SDA1_3.3V 5:G5;16:G14
SCL2_3.3V B5;2:AH5;14:C5;3:B4
SDA2_3.3V
B5;2:AH5;14:C6;3:B4
SCL3_3.3V 12:F3
SDA3_3.3V 12:F3
I2C 0 : TUNER
I2C 1 : TDA9996,NTP3100
I2C 2 : NVRAM, MICOM
I2C 3 : FRC, DIMMING IC
2009.01.20
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