LG 42LE5500 Service Manual page 18

RESET
+3.3V_NORMAL
R1030 0
SOC_RESET SYS_RESETb
NVRAM
+3.3V_NORMAL
+3.3V_NORMAL
IC102 C103
0.1uF
M24M01-HRMN6TP
NC VCC
1 8
R1032
0 E1 WP
2 7
E2 A8'h SCL
R1026 22
3 6
VSS SDA
R1028 22
4 5
C167
C171
8pF
8pF
OPT
OPT
Boot Strap
Default Res. of all NAND pin is Pull-down
+3.3V_NORMAL
NAND_DATA[0-7] R1000
2.7K
NAND_DATA[0]
OPT R1008
R1036 2.7K
OPT 2.7K
NAND_DATA[1]
R1005
R1040 2.7K
OPT
2.7K
NAND_DATA[2]
R169
2.7K
R1039
2.7K
NAND_DATA[3]
OPT
R1004
2.7K
R1037
OPT
2.7K
NAND_DATA[4]
R1003
2.7K
R1002
OPT
2.7K
NAND_DATA[5]
R1035
R1034 2.7K
2.7K
NAND_DATA[6]
OPT R1007
2.7K
R1006
OPT
2.7K
NAND_DATA[7]
R1038
2.7K
R158 OPT
2.7K
R156
NAND_ALE
2.7K
R157 OPT
2.7K
R1001
NAND_CLE
2.7K
NAND_IO[0] : Flash Select (1)
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 (1, DNS)
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 (Fundmental Recommand)
01 : 1.8mA
10 : 2.4mA (3rd over tune Recommand)
11 : 3.0mA
NAND_IO[7] : MIPS Frequency (DNS)
0 : 405MHz
1 : 378MHz
NAND_ALE : I2C Level (DNS)
0 : 3.3V Switching
1 : 5V Switching
NAND_CLE
0 : Enable D2CDIFF AC (DNS)
1 : Disabe D2CDIFF AC
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.
SMD GASKET
From wireless_I2C to micom I2C
+3.3V_NORMAL
SCL3_3.3V
SDA3_3.3V
Q103
FDV301N
WIRELESS_SDA
OPT
Q104
FDV301N
WIRELESS_SCL
OPT
R123 0 WIRELESS
R124
0 WIRELESS
* NAND FLASH MEMORY 4Gbit (512M for BB)
+3.3V_NORMAL
NC_1
NC_2
NC_3
NC_4
NC_5
NC_6
Open Drain RB
NAND_RBb
R
NAND_REb
E
NAND_CEb
NC_7
C116
4700pF NC_8
VDD_1
C114
0.1uF
VSS_1
NC_9
NC_10
CL
NAND_CLE
AL
NAND_ALE
W
NAND_WEb
WP
+3.3V_NORMAL
NC_11
NC_12
NC_13
NC_14
C
B Q101 NC_15
FLASH_WP
KRC103S
E
LGE3556C (C0 VERSION)
CI_A[0-13]
CI_A[3] J23
EBI_ADDR3
J24
CI_A[4]
EBI_ADDR4
CI_A[2] H25
EBI_ADDR2
+3.3V_NORMAL H24
CI_A[1]
EBI_ADDR1
CI_A[0] H23
EBI_ADDR0
J25
CI_A[5]
R1045 EBI_ADDR5
CI_A[6] F26
4.7K EBI_ADDR6
H28
CI_A[8]
EBI_ADDR8
J26
CI_A[9]
EBI_ADDR9
CI_A[13] H27
EBI_CS
EBI_ADDR13
G26
CI_A[12]
EBI_ADDR12
CI_A[11] J27
EBI_ADDR11
J28
CI_A[10]
EBI_ADDR10
CI_A[7] F27
EBI_ADDR7
22 G24
R116
/CI_WAIT
EBI_TAB
22 R122 H26
EBI_WE
EBI_WE1B
R117 G27
EBI_CLK_IN
33
G28
EBI_CLK_OUT
R127
22 K23
EBI_RW
EBI_RWB
22 G25
EBI_CS
EBI_CS0B
R140
NAND_DATA[0-7]
+3.3V_NORMAL
NAND_DATA[0] U24
NAND_DATA0
NAND_DATA[1] T26
NAND_DATA1
NAND_DATA[2] T27
NAND_DATA2
NAND_DATA[3] U26
NAND_DATA3
NAND_DATA[4] U27
NAND_DATA4
NAND_DATA[5] V26
NAND_DATA5
NAND_DATA[6] V27
NAND_DATA6
NAND_DATA[7] V28
NAND_DATA7
T24
NAND_CEb
NAND_CS0B
R23
NAND_ALE
NAND_ALE
T23
NAND_REb
NAND_REB
T25
NAND_CLE
NAND_CLE
R24
NAND_WEb
NAND_WEB
U25
NAND_RBb
NAND_RBB
W24
SF_MISO
U23
SF_MOSI
V23
SF_SCK
V24
SF_CSB
SDA2_3.3V
* I2C MAP
SCL2_3.3V
* I2C_0 :
* I2C_1 :
* I2C_2 :
* I2C_3 :
IC101
NAND04GW3B2DN6E
NC_29
1 48
NAND FLASH
NC_28
2 47
NC_27
3 46
NAND_DATA[0-7]
NC_26
4 45
I/O7
NAND_DATA[7]
5 44
I/O6
NAND_DATA[6]
6 43
I/O5
NAND_DATA[5]
7 42
I/O4
NAND_DATA[4]
8 41
NC_25
9 40
NC_24 +3.3V_NORMAL
10 39
NC_23
C136 10uF
11 38
10V
VDD_2
12 37
C115
VSS_2 0.1uF
13 36 IF_AGC_SEL
LNA2_CTL/BOSTER_CTL
NC_22
14 35
RF_SWITCH_CTL
NC_21
15 34 BT_ON/OFF
NC_20
16 33
I/O3 NAND_DATA[3]
17 32
/CI_SEL
I/O2 NAND_DATA[2]
18 31
I/O1 NAND_DATA[1]
19 30
I/O0 NAND_DATA[0]
20 29
NC_19
21 28
NC_18
22 27
NC_17
23 26
NC_16
24 25
IC100
OPT
N26 0 R1047
GPIO_00 INTERRUPT PIN
POWER_DET
L26
0 R192
DC INTERRUPT PIN DC
GPIO_01
N25
INTERRUPT PIN
GPIO_02 ERROR_OUT
L25
MODEL_OPT_4
GPIO_03
K27
GPIO_04 MODEL_OPT_5
K28
SIDE_AV_DET
GPIO_05
K24
GPIO_06 CI_5V_CTL For CI
K26
1K R114
HDMI_HPD_4
GPIO_07
K25
DEMOD_RESET 22
R113
GPIO_08 DEMOD_RESET
R1042 22
AA27
DEMOD_RESET
PWM_DIM
GPIO_09
AA28 1K
R1029
GPIO_10 HDMI_HPD_3
R1053 2.7K
AA26
GPIO_11 MODEL_OPT_1
L1
GPIO_12 DSUB_DET
L3
GPIO_13
BT_RESET
L2
/RST_HUB
GPIO_14
Y25
GPIO_15
Y26
GPIO_16
M27
SC_RE1
GPIO_17
AA25
SC_RE2
GPIO_18
R25 R111 22
GPIO_19 CI_MOD_RESET
N28
MODEL_OPT_0
GPIO_20
N27
BT_MUTE
DD
GPIO_21 DD 17page : Motion Remocon
AH18 R105 56
GPIO_22
P23 1K
R199
GPIO_23 HDMI_HPD_2
IR_IN
M23
GPIO_24
AD19 1K 12K R1041
R106
IR_IN
GPIO_25 HDMI_HPD_1
AE19 R1048 100
GPIO_26 5V_HDMI_1
M4 BB Add.
R109 100
GPIO_27 EPHY_ACTIVITY
M5 R110 100
EPHY_LINK
GPIO_28
L23
/CI_CD1 For CI
GPIO_29
BCM_AVC_DEBUG_TX1
Y28
GPIO_30 M_REMOTE_TX M_REMOTE_TX
Y27 BCM_AVC_DEBUG_RX1
GPIO_31 M_REMOTE_RX M_REMOTE_RX
G2
GPIO_32 VREG_CTRL
G3
TUNER_RESET
GPIO_33
G5 R107 100
GPIO_34 DTV_ATV_SELECT
G6 100
R108
5V_HDMI_2 R115 1.8K
GPIO_35
G4
GPIO_36 AV_CVBS_DET
L24 0 R1044
GPIO_37
P25 22
R1033
GPIO_38
L5 R1046 22
GPIO_39
K4
GPIO_40
K1
GPIO_41
L27
GPIO_42
M26
GPIO_43
N23 22
R132
FE_TS_VAL_ERR External Demod.
GPIO_44
R28 R1050 100
GPIO_45 5V_HDMI_3
R27
R161 100
5V_HDMI_4
GPIO_46
R26 R133 22
GPIO_47 MODEL_OPT_2
P28
SCART1_DET
GPIO_48
P27
SIDE_COMP_DET
GPIO_49
K6 R103 0
GPIO_50 RF_SWITCH_CTL_CHB RF_SWITCH_CTL_CHB
K5 R129
22
RGB_DDC_SCL
GPIO_51 +3.3V_NORMAL
R1052
P26 100 R160
GPIO_52 FRC_RESET 4.7K
M3 22
R102
GPIO_53 RGB_DDC_SDA
M2 22 R1049
GPIO_54
M1
COMP2_DET
GPIO_55
L4 22 R1051
GPIO_56 LG5111_RESET
L6 LOCAL DIMMING
HP_DET LG5111_RESET
GPIO_57
W27
SGPIO_00
W28
SGPIO_01
W26
SGPIO_02
W25
SGPIO_03
J2
SGPIO_04
J1
SGPIO_05
K3
SGPIO_06
K2
SGPIO_07
+3.3V_NORMAL
R1012 100
MODEL_OPT_0
R1019 100
MODEL_OPT_1
R1024 100
MODEL_OPT_2
R181 100
MODEL_OPT_3 17page:M_RFMODULE_RESET
BCM BT MODULE
MODEL_OPT_4 15page:TW_9910_RESET
MODEL_OPT_5 15page:CHB_RESET
22
R130
MODEL_OPT_6
BCM (EUROBBTV)
BCM3556 & NAND FLASH
EXT IRQ
GPIO_00, GPIO_01, GPIO_02,
GPIO_11, GPIO_11, GPIO_39
IR_INT : GPIO_23
IR1_IN : GPIO_25
IR2_IN : GPIO_29
IR_OUT : GPIO_26
PWM0 : GPIO_24
17page : Motion Remocon
PWM1 : GPIO_09
28page : ISDB Demod
+3.3V_NORMAL
BCM_RX
BCM_TX
AUD_MASTER_CLK
A_DIM
EMI
C180 C173
22uF
100pF
16V
50V
17page : Motion Remocon
17page : Motion Remocon
For CI
CI_OUTCLK
/CI_CD2
/CI_IREQ
MODEL_OPT_6
MODEL_OPT_3
WIRELESS_DL_RX
WIRELESS_DL_TX
SIDE_COMP_DET
15page : CHB_SUB_TUNER
R187-*1 R184-*1 +3.3V_NORMAL
2.2K 2.2K
NON_EU NON_EU
EU EU
SCL0_3.3V
SDA0_3.3V
SCL1_3.3V
SDA1_3.3V
SCL2_3.3V
SDA2_3.3V
SCL3_3.3V
SDA3_3.3V
MODEL OPTION
LOW
PIN NAME PIN NO. HIGH
MODEL_OPT_0
N28 URSA3 NON_URSA3
MODEL_OPT_1 AA26 MAIN_MINI_LVDS MAIN_LVDS
MODEL_OPT_2 R26 DDR-256M DDR-512M
MODEL_OPT_3
K1 FHD HD
MODEL_OPT_4 NON_FRC
L25 FRC
MODEL_OPT_5 NON-GIP
K27 GIP
MODEL_OPT_6 K4 OLED NON_OLED
*MODEL_OPT_0 & MODEL_OPT_4
REFER TO THIS OPTION
MODEL_OPT_0 MODEL_OPT_4
LOW LOW NO FRC
HIGH LOW URSA3 Internal
HIGH HIGH URSA3 External
LOW HIGH PWIZ Pannel T-con
with LG FRC
FOR ESD 12V Pattern
+12V
C178
C179
0.1uF
0.1uF
50V
50V
2009.06.18
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