LG 32LE5500 Service Manual page 19

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
R1039 2.7K
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.
Copyright © 2010 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
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
NC_15
B Q101
FLASH_WP
KRC103S
E
LGE3556C (C0 VERSION)
CI_A[0-13]
J23
CI_A[3]
CI_A[4] J24
H25
CI_A[2]
+3.3V_NORMAL
CI_A[1] H24
H23
CI_A[0]
CI_A[5] J25
R1045
F26
CI_A[6]
4.7K
CI_A[8] H28
J26
CI_A[9]
CI_A[13] H27
EBI_CS
G26
CI_A[12]
CI_A[11] J27
J28
CI_A[10]
CI_A[7] F27
22 G24
R116
/CI_WAIT
22 R122 H26
EBI_WE
R117
G27
33
G28
R127
22 K23
EBI_RW
22 G25
EBI_CS
R140
NAND_DATA[0-7]
+3.3V_NORMAL
NAND_DATA[0] U24
NAND_DATA[1] T26
NAND_DATA[2] T27
NAND_DATA[3] U26
NAND_DATA[4] U27
NAND_DATA[5] V26
NAND_DATA[6] V27
NAND_DATA[7] V28
T24
NAND_CEb
R23
NAND_ALE
T23
NAND_REb
T25
NAND_CLE
R24
NAND_WEb
U25
NAND_RBb
W24
U23
V23
V24
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
BT_ON/OFF
16 33
43page : Bluetooth
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 R1047
0
EBI_ADDR3 GPIO_00 POWER_DET INTERRUPT PIN
L26 0 R192
EBI_ADDR4 GPIO_01 DC INTERRUPT PIN
N25
INTERRUPT PIN
EBI_ADDR2 GPIO_02 ERROR_OUT
L25
EBI_ADDR1 GPIO_03 MODEL_OPT_4
K27
EBI_ADDR0 GPIO_04 MODEL_OPT_5
K28
EBI_ADDR5 GPIO_05 SIDE_AV_DET
K24
EBI_ADDR6 GPIO_06 CI_5V_CTL
K26 1K R114
EBI_ADDR8 GPIO_07 HDMI_HPD_4
K25
22 R113
EBI_ADDR9 GPIO_08 DEMOD_RESET
AA27
DEMOD_RESET
EBI_ADDR13 GPIO_09 PWM_DIM
AA28 1K R1042 22
R1029
HDMI_HPD_3
EBI_ADDR12 GPIO_10
AA26
EBI_ADDR11 GPIO_11 MODEL_OPT_1
L1
EBI_ADDR10 GPIO_12 DSUB_DET
L3
EBI_ADDR7 GPIO_13 BT_RESET
L2
/RST_HUB
EBI_TAB GPIO_14
Y25
EBI_WE1B GPIO_15
Y26
EBI_CLK_IN GPIO_16
M27
SC_RE1
EBI_CLK_OUT GPIO_17
AA25
SC_RE2
EBI_RWB GPIO_18
R25 22
R111
EBI_CS0B GPIO_19 CI_MOD_RESET
N28
MODEL_OPT_0
GPIO_20
N27
BT_MUTE
DD
GPIO_21 DD
AH18 R105
NAND_DATA0 GPIO_22
P23 1K
R199
NAND_DATA1 GPIO_23 HDMI_HPD_2 IR_IN
M23
NAND_DATA2 GPIO_24
AD19 1K 12K R1041
R106
IR_IN
NAND_DATA3 GPIO_25 HDMI_HPD_1
AE19 R1048 100
NAND_DATA4 GPIO_26 5V_HDMI_1
M4
R109 100
NAND_DATA5 GPIO_27 EPHY_ACTIVITY
M5 R110 100
EPHY_LINK
NAND_DATA6 GPIO_28
L23
/CI_CD1 For CI
NAND_DATA7 GPIO_29
BCM_AVC_DEBUG_TX1
Y28
NAND_CS0B GPIO_30 M_REMOTE_TX
Y27
BCM_AVC_DEBUG_RX1
NAND_ALE GPIO_31 M_REMOTE_RX
G2
NAND_REB GPIO_32 VREG_CTRL
G3
TUNER_RESET
NAND_CLE GPIO_33
G5 R107 100
NAND_WEB GPIO_34 DTV_ATV_SELECT
G6 100
R108
5V_HDMI_2 R115
NAND_RBB GPIO_35
G4
GPIO_36 AV_CVBS_DET
L24 R1044
0
GPIO_37
P25 R1033 22
SF_MISO GPIO_38
L5 22
R1046
SF_MOSI GPIO_39
K4
SF_SCK GPIO_40
K1
SF_CSB GPIO_41
L27
GPIO_42
M26
GPIO_43
N23 22
R132
FE_TS_VAL_ERR
GPIO_44
R28 R1050 100
GPIO_45 5V_HDMI_3
R27
R161 100
GPIO_46 5V_HDMI_4
R26 R133 22
GPIO_47 MODEL_OPT_2
P28
SCART1_DET
GPIO_48
P27
SIDE_COMP_DET
GPIO_49
K6 R103 0
RF_SWITCH_CTL_CHB
GPIO_50
R129
K5 22
RGB_DDC_SCL
GPIO_51
P26
100 R160
FRC_RESET
GPIO_52
M3 22 R102
GPIO_53 RGB_DDC_SDA
M2 22
R1049
GPIO_54
M1
GPIO_55 COMP2_DET
L4 22
R1051
LG5111_RESET
GPIO_56
L6 LOCAL DIMMING
GPIO_57 HP_DET
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
BCM BT MODULE
MODEL_OPT_4 15page:TW_9910_RESET
MODEL_OPT_5 15page:CHB_RESET
22
R130
MODEL_OPT_6
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
DC 17page : Motion Remocon
PWM1 : GPIO_09
For CI
28page : ISDB Demod 17page:M_RFMODULE_RESET
R1053 2.7K +3.3V_NORMAL
BT_RESET 43page : Bluetooth
BCM_RX
BCM_TX
17page : Motion Remocon
56
AUD_MASTER_CLK
A_DIM
EMI
C180 C173
22uF
100pF
BB Add.
16V
50V
M_REMOTE_TX
17page : Motion Remocon
M_REMOTE_RX 17page : Motion Remocon
VREG_CTRL 43page : Bluetooth
1.8K
For CI
CI_OUTCLK
/CI_CD2
/CI_IREQ
MODEL_OPT_6
MODEL_OPT_3
WIRELESS_DL_RX
WIRELESS_DL_TX
External Demod.
SIDE_COMP_DET
RF_SWITCH_CTL_CHB 15page : CHB_SUB_TUNER
+3.3V_NORMAL
R1052
+3.3V_NORMAL
4.7K
LG5111_RESET
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
PIN NAME PIN NO. HIGH LOW
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 K27 GIP NON-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
BCM (EUROBBTV) 2009.06.18
BCM3556 & NAND FLASH 1
LGE Internal Use Only