LG 28LN45 Series Service Manual page 21

IC102
H27U1G8F2CTR-BC
NAND FLASH MEMORY
+3.3V_Normal
NC_1
1
NAND_1G_HYNIX_9103(DEV)
NC_2
EAN35669103
2
NC_3
3
NC_4
4
22
NC_5
R109 5
AR103
R107 3.9K
1K NC_6
6
R/B
7
/F_RB
RE
8
/PF_OE
CE
9
/PF_CE0
NC_7
10
OPT NC_8
R108 C101 11
1K
0.1uF
VCC_1
12
+3.3V_Normal
VSS_1
13
OPT
NC_9
R105
14
1K
22
NC_10
AR104 15
CLE
16
/PF_CE1
ALE
17
PF_ALE
WE
18
/PF_WE
WP
19
/PF_WP
NC_11
20
R106
1K NC_12
21
R102
NC_13
3.3K
22
NC_14
23
NC_15
24
NAND_1G_SS NAND_1G_NUMONYX(DEV)
EAN61857001 EAN60762401
IC102-*1 IC102-*2
K9F1G08U0D-SCB0 NAND01GW3B2CN6E
NC_1 NC_29 NC_1 NC_29
1 48 1 48
NC_2 NC_28 NC_2 NC_28
2 47 2 47
NC_3 NC_27 NC_3 NC_27
3 46 3 46
NC_4 NC_26 NC_4 NC_26
4 45 4 45
NC_5 I/O7 NC_5 I/O7
5 44 5 44
NC_6 I/O6 NC_6 I/O6
6 43 6 43
R/B I/O5 RB I/O5
7 42 7 42
RE I/O4 R I/O4
8 41 8 41
CE NC_25 E NC_25
9 40 9 40
NC_7 NC_24 NC_7 NC_24
10 39 10 39
NC_8 NC_23 NC_8 NC_23
11 38 11 38
VCC_1 VCC_2 VDD_1 VDD_2
12 37 12 37
VSS_1 VSS_2 VSS_1 VSS_2
13 36
13 36
NC_9 NC_22 NC_9 NC_22
14 35 14 35
NC_10 NC_21 NC_10 NC_21
15 34 15 34
CLE NC_20 CL NC_20
16 33 16 33
ALE I/O3 AL I/O3
17 32 17 32
WE I/O2 W I/O2
18 31 18 31
WP I/O1 WP I/O1
19 30 19 30
NC_11 I/O0 NC_11 I/O0
20 29 20 29
NC_12 NC_19 NC_12 NC_19
21 28 21 28
NC_13 NC_18 NC_13 NC_18
22 22 27
27
NC_14 NC_17 NC_14 NC_17
23 26 23 26
NC_15 NC_16 NC_15 NC_16
24 25 24 25
DIMMING
I2C
R156 10K
PWM0
BLU_CURRENT_CTL
R140
R157 1K
100
WLED_DIM_ADJ PWM2
C100 C111
1uF 2.2uF
OPT
EEPROM
+3.3V_Normal
IC103
AT24C256C-SSHL-T C105
0.1uF
NVRAM_ATMEL
A0 VCC
1 8
A1 WP
2 7
A0'h
A2 SCL
3 6 R111 22
I2C_SCL
GND SDA
R112 22
4 5
I2C_SDA
C104 C106
8pF 8pF
EAN61133501 OPT OPT
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 © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
<CHIP Config(LED_R/BUZZ)>
+3.3V_Normal
Boot from SPI CS1N(EXT_FLASH)
Boot from SPI_CS0N(INT_FLASH)
NC_29
48
NC_28
47
PCM_A[0-7] <CHIP Config>
NC_27
46
22
(I2S_OUT_BCK,I2S_OUT_MCK,PAD_PWM1PAD_PWM0)
NC_26
45 AR101
B51_no_EJ
I/O7 PCM_A[7] SB51_WOS
44
SB51_WS
MIPS_SPE_NO_EJ
I/O6 PCM_A[6]
43
MIPS_SPI_EJ_1
I/O5 PCM_A[5] MIPS_SPI_EJ_2
42
MIPS_WOS
I/O4 PCM_A[4] MIPS_WS
41
NC_25
40
NC_24
39
C102
NC_23 10uF
38
VCC_2
37
C103
VSS_2
0.1uF
36
NC_22
35
NC_21
34
NC_20
33
AR102
AUD_MASTER_CLK
I/O3 PCM_A[3]
32
I/O2 PCM_A[2]
31
I/O1 PCM_A[1]
30
I/O0 PCM_A[0]
29
22
NC_19
28
NC_18
27
NC_17
26
NC_16
25
PM MODEL OPTION
+3.3V_Normal
R141 R160 R161 R144 R145
4.7K 2.2K
1K 4.7K 2.2K R178 100
R179 100
AMP_SDA
AMP_SCL
I2C_SDA
I2C_SCL
KEY_SDA
KEY_SCL
SERIAL FLASH MEMORY
NVRAM_ST NVRAM_RENESAS
IC103-*1 IC103-*2
M24256-BRMN6TP R1EX24256BSAS0A
E0 VCC A0 VCC
1 8 1 8
E1 WC A1 WP
2 7 2 7
E2 SCL A2 SCL
3 6 3 6
/FLASH_WP
VSS SDA VSS SDA
4 5 4 5
EAN61548301 EAN62389501
1'b0
1'b1
: 4'b0000 Boot from 8051 with SPI flash
: 4'b0001 Secure B51 without scramble
: 4'b0010 Secure B51 with scramble
: 4'b0100 Boot from MIPS with SPI flash
: 4'b0101 Boot from MIPS with SPI flash
: 4'b0110 Boot from MIPS with SPI flash
: 4'b1001 Secure MIPS without scramble
: 4'b1010 Scerur MIPS with SCRAMBLE
+3.3V_Normal
+3.3V_ST
120915
APPLY->OPT
R103 0
LED_AMBER
R100 0
OPT LED_RED
SPI_SDI
AUD_SCK
R148
AUD_MASTER_CLK_0
33
OPT
PWM1
C112
PWM0
100pF
50V
120917
Pull up DEL
LGE2121-NonMS10 (MSD804KKX)
120917
: EAN62651201 (NON_EUROPE REGION)
CI_CD1&2 DEL
LGE2121-MS10 (MSD804KKX)
: EAN62674101 (EUROPE REGION)
S7LR-M_MS10(NON KR/US)
IC101-*1
LGE2121-MS (M1_L13_MS10)
W21
PCMDATA[0]/GPIO129
AA18
PCMDATA[1]/GPIO130
AB22
AE20 PCMDATA[2]/GPIO131
PCMDATA[3]/GPIO123
AA15
PCMDATA[4]/GPIO122
AE21
PCMDATA[5]/GPIO121
AB21 AE18
Y15 PCMDATA[6]/GPIO120 NF_CE1Z/GPIO141 AC17
PCMDATA[7]/GPIO119 NF_WPZ/GPIO196
AD18
NF_CEZ/GPIO140
W20 AC18
PCMADR[0]/GPIO128 NF_CLE/GPIO139
V20 AC19
W22 PCMADR[1]/GPIO127 NF_REZ/GPIO142 AD17
PCMADR[2]/GPIO125 NF_WEZ/GPIO143
AB18 AE17
PCMADR[3]/GPIO124 NF_ALE/GPIO144 for SYSTEM EEPROM
AA20 AD19
PCMADR[4]/GPIO102 NF_RBZ/GPIO145
AA21
Y19 PCMADR[5]/GPIO104 (IC104)
PCMADR[6]/GPIO105
AB17
PCMADR[7]/GPIO106
Y16
PCMADR[8]/GPIO111
AB19 H5 I2C_SCL
AB20 PCMADR[9]/GPIO113 GPIO_PM[0]/GPIO6 K6
PCMADR[10]/GPIO117 PM_UART_TX/GPIO_PM[1]/GPIO7
AA16 K5
PCMADR[11]/GPIO115 GPIO_PM[2]/GPIO8
AA19 J6 I2C_SDA
PCMADR[12]/GPIO107 GPIO_PM[3]/GPIO9
AC21 K4
AA17 PCMADR[13]/GPIO110 GPIO_PM[4]/GPIO10 L6
PCMADR[14]/GPIO109 PM_UART_RX/GPIO_PM[5]/GPIO11
C2
PM_SPI_SCZ1/GPIO_PM[6]/GPIO12
Y20 L5
PCMREG_N/GPIO126 GPIO_PM[7]/GPIO13 RGB_DDC_SDA
M6
AB15 GPIO_PM[8]/GPIO14 M5
PCMOE_N/GPIO116 GPIO_PM[9]/GPIO15
AA22 C1
PCMWE_N/GPIO195 PM_SPI_SCZ2/GPIO_PM[10]/GPIO16 RGB_DDC_SCL
AD22 M4
PCMIORD_N/GPIO114 GPIO_PM[11]/GPIO17
AD20
PCMIOWR_N/GPIO112 A2
PM_SPI_SCK/GPIO1
AD21 D3
PCMCE_N/GPIO118 PM_SPI_CZ0/GPIO_PM[12]/GPIO0
AC20 B2
PCMIRQA_N/GPIO108 PM_SPI_SDI/GPIO2
Y18 B1
Y21 PCMCD_N/GPIO133 PM_SPI_SDO/GPIO3
PCMWAIT_N/GPIO103
Y22
PCM_RESET/GPIO132
Y14
U21 TS0CLK/GPIO90 AA10
PCM2_CE_N/GPIO134 TS0VALID/GPIO88
V21 Y12
PCM2_IRQA_N/GPIO135 TS0SYNC/GPIO89
R20
PCM2_CD_N/GPIO138
T20 Y13
U22 PCM2_WAIT_N/GPIO136 TS0DATA_[0]/GPIO80 Y11
PCM2_RESET/GPIO137 TS0DATA_[1]/GPIO81
AA12
TS0DATA_[2]/GPIO82
D4 AB12
UART1_TX/GPIO46 TS0DATA_[3]/GPIO83
E4 AA14
N25 UART1_RX/GPIO47 TS0DATA_[4]/GPIO84 AB14
UART2_TX/GPIO68 TS0DATA_[5]/GPIO85
N24 AA13
UART2_RX/GPIO67 TS0DATA_[6]/GPIO86
B8 AB11
UART3_TX/GPIO50 TS0DATA_[7]/GPIO87
A8
UART3_RX/GPIO51 AC15
TS1CLK/GPIO101
P23 AD15
I2C_SCKM2/DDCR_CK/GPIO75 TS1VALID/GPI99
P24 AC16
I2C_SDAM2/DDCR_DA/GPIO74 TS1SYNC/GPIO100
D2 AD16
DDCA_DA/UART0_TX TS1DATA_[0]/GPIO91
D1 AE15
DDCA_CK/UART0_RX TS1DATA_[1]/GPIO92
AE14
TS1DATA_[2]/GPIO93
AC13
P21 TS1DATA_[3]/GPIO94 AC14
PWM0/GPIO69 TS1DATA_[4]/GPIO95
N23 AD12
PWM1/GPIO70 TS1DATA_[5]/GPIO96
P22 AD13
PWM2/GPIO71 TS1DATA_[6]/GPIO97
R21 AD14
P20 PWM3/GPIO72 TS1DATA_[7]/GPIO98
PWM4/GPIO73
F6
PWM_PM/GPIO197
H6
SAR0/GPIO34
G5
SAR1/GPIO35
G4
J5 SAR2/GPIO36
SAR3/GPIO37
J4
SAR4/GPIO38
R23
VSYNC_LIKE/GPIO146
R24
SPI1_CK/GPIO199
R25
T21 SPI1_DI/GPIO200
SPI2_CK/GPIO201
T22
SPI2_DI/GPIO202
+5V_Normal
+3.3V_ST
R131
WLED_ENABLE
100
OPT OPT
121018
R174 R177
10K 10K Net Name Change Q100
MMBT3904(NXP)
OPT
BOOT_POWER_OPTION_0
OPT
BOOT_POWER_OPTION_1
OPT OPT
R175 R176
10K 10K
120917
Added
NAND_EN
+3.3V_ST +3.3V_ST
S_FLASH_MAIN_WINBOND
IC100
OPT
R138
W25Q80BVSSIG
+3.3V_ST 4.7K
C114 S_FLASH_MAIN_MACRONIX
0.1uF
CS VCC
1 8
/SPI_CS
OPT
R135
10K DO[IO1] HOLD[IO3]
2 7
SPI_SDO
%WP[IO2] CLK
3 6
SPI_SCK
SO/SIO1
R139
GND DI[IO0] 33
4 5
SPI_SDI
IC101
MSD804KKX
PCM_D[0-7]
S7LR-M_NON_MS10
PCM_D[0]
W21
PCMDATA[0]/GPIO129
PCM_D[1]
AA18
PCM_D[2] PCMDATA[1]/GPIO130
AB22
PCMDATA[2]/GPIO131
PCM_D[3]
AE20
PCMDATA[3]/GPIO123
PCM_D[4]
AA15
PCMDATA[4]/GPIO122
PCM_D[5] AE21
PCMDATA[5]/GPIO121
PCM_D[6]
AB21
PCM_D[7] PCMDATA[6]/GPIO120 NF_CE1Z/GPIO141
Y15
PCM_A[0-14]
PCMDATA[7]/GPIO119 NF_WPZ/GPIO196
NF_CEZ/GPIO140
PCM_A[0]
W20
PCM_A[1] PCMADR[0]/GPIO128 NF_CLE/GPIO139
V20
PCMADR[1]/GPIO127 NF_REZ/GPIO142
PCM_A[2]
W22
PCMADR[2]/GPIO125 NF_WEZ/GPIO143
PCM_A[3]
AB18
PCMADR[3]/GPIO124 NF_ALE/GPIO144
PCM_A[4]
AA20
PCMADR[4]/GPIO102 NF_RBZ/GPIO145
PCM_A[5]
AA21
PCM_A[6] PCMADR[5]/GPIO104
Y19
PCMADR[6]/GPIO105
PCM_A[7]
AB17
PCMADR[7]/GPIO106
PCM_A[8]
Y16
PCM_A[9] PCMADR[8]/GPIO111
AB19
PCMADR[9]/GPIO113 GPIO_PM[0]/GPIO6
PCM_A[10]
AB20
PCMADR[10]/GPIO117 PM_UART_TX/GPIO_PM[1]/GPIO7
PCM_A[11]
AA16
PCMADR[11]/GPIO115 GPIO_PM[2]/GPIO8
PCM_A[12]
AA19
PCMADR[12]/GPIO107 GPIO_PM[3]/GPIO9
PCM_A[13]
AC21
PCM_A[14] PCMADR[13]/GPIO110 GPIO_PM[4]/GPIO10
AA17
PCMADR[14]/GPIO109 PM_UART_RX/GPIO_PM[5]/GPIO11
PM_SPI_SCZ1/GPIO_PM[6]/GPIO12
Y20
/PCM_REG PCMREG_N/GPIO126 GPIO_PM[7]/GPIO13
GPIO_PM[8]/GPIO14
AB15
/PCM_OE PCMOE_N/GPIO116 GPIO_PM[9]/GPIO15
AA22
/PCM_WE PCMWE_N/GPIO195 PM_SPI_SCZ2/GPIO_PM[10]/GPIO16
AD22
/PCM_IORD PCMIORD_N/GPIO114 GPIO_PM[11]/GPIO17
AD20
/PCM_IOWR PCMIOWR_N/GPIO112
PM_SPI_SCK/GPIO1
AD21
/PCM_CE PCMCE_N/GPIO118 PM_SPI_CZ0/GPIO_PM[12]/GPIO0
AC20
/PCM_IRQA PCMIRQA_N/GPIO108 PM_SPI_SDI/GPIO2
Y18
/PCM_CD PCMCD_N/GPIO133 PM_SPI_SDO/GPIO3
Y21
/PCM_WAIT PCMWAIT_N/GPIO103
Y22
PCM_RST PCM_RESET/GPIO132
120917
0.1uF DEL
TS0CLK/GPIO90
U21
USB_OCD PCM2_CE_N/GPIO134 TS0VALID/GPIO88
V21
USB_CTL PCM2_IRQA_N/GPIO135 TS0SYNC/GPIO89
R20
PCM2_CD_N/GPIO138
T20
PCM_5V_CTL PCM2_WAIT_N/GPIO136 TS0DATA_[0]/GPIO80
U22
PCM2_RESET/GPIO137 TS0DATA_[1]/GPIO81
TS0DATA_[2]/GPIO82
D4
120917
/MHL_OCP_DET UART1_TX/GPIO46 TS0DATA_[3]/GPIO83
Changed E4
MHL_OCP_EN UART1_RX/GPIO47 TS0DATA_[4]/GPIO84
N25
PM_TXD UART2_TX/GPIO68 TS0DATA_[5]/GPIO85
N24
PM_RXD UART2_RX/GPIO67 TS0DATA_[6]/GPIO86
B8
MODEL_OPT_6 UART3_TX/GPIO50
TS0DATA_[7]/GPIO87
A8
MODEL_OPT_7 UART3_RX/GPIO51
TS1CLK/GPIO101
R136 22 P23
I2C_SCKM2/DDCR_CK/GPIO75 TS1VALID/GPI99
P24
R137 22
I2C_SDAM2/DDCR_DA/GPIO74 TS1SYNC/GPIO100
D2
DDCA_DA/UART0_TX TS1DATA_[0]/GPIO91
D1
DDCA_CK/UART0_RX TS1DATA_[1]/GPIO92
TS1DATA_[2]/GPIO93
TS1DATA_[3]/GPIO94
P21
PWM0 PWM0/GPIO69 TS1DATA_[4]/GPIO95
N23
PWM1 PWM1/GPIO70 TS1DATA_[5]/GPIO96
P22
PWM2 OPT PWM2/GPIO71 TS1DATA_[6]/GPIO97
R110 22 R21
SCART1_MUTE PWM3/GPIO72 TS1DATA_[7]/GPIO98
R154 22 P20
ERROR_OUT PWM4/GPIO73
R113 22 F6
LED_AMBER PWM_PM/GPIO197
H6
KEY1 SAR0/GPIO34
G5
KEY2 SAR1/GPIO35
G4
C107 C110
SAR2/GPIO36
2011.11.15 0.1uF 0.1uF J5
SAR3/GPIO37
WalkieTalkie Issue 16V 16V
J4
SAR4/GPIO38
R101 22
KEY_SCL
R163 22
R23
KEY_SDA
VSYNC_LIKE/GPIO146
R164 22
LED_RED
R24
SPI1_CK/GPIO199
R25
SPI1_DI/GPIO200
T21
SPI2_CK/GPIO201
T22
SPI2_DI/GPIO202
IC101
MSD804KKX
S7LR-M_NON_MS10
C7
AMP_RST GPIO39 LVA0P
C
applied on only SMALL PCB E6
R127
OLP GPIO40 LVA0N
4.7K
B F5
GPIO41 LVA1P
B6
PC_AUDIO_DET GPIO42 LVA1N
E E5
AV_CVBS_DET GPIO43 LVA2P
121018 D5
ADDED MODEL_OPT_8 GPIO44 LVA2N
4.7K
B7
R129 SCART1_DET GPIO45 LVA3P
E7
OPT
HP_DET GPIO48 LVA3N
F7
121018 MODEL_OPT_9 GPIO49 LVA4P
AB5
ADDED TUNER_RESET GPIO52 LVA4N
AB3
MODEL_OPT_0 GPIO53
A9
GPIO54 LVB0P
F4
MODEL_OPT_1 GPIO55 LVB0N
AB1
I2C_SCKM0/GPIO56 LVB1P
N6
I2C_SDAM0/GPIO57 LVB1N
AB2
MODEL_OPT_2 GPIO76 LVB2P
AC2
DEMOD_RESET GPIO77 LVB2N
LVB3P
LVB3N
LVB4P
LVB4N
LVACLKP
IC100-*1 LVACLKN
MX25L8006EM2I-12G LVBCLKP
LVBCLKN
CS# VCC
GPIO194
1 8
GPIO191
HOLD# GPIO192
2 7
GPIO193
WP# SCLK
3 6
GND SI/SIO0
4 5
NC4_S7LRM
MAIN1_EU
AE18
AC17
/PF_WP
AD18
/PF_CE0
AC18
/PF_CE1
AC19
/PF_OE
AD17
/PF_WE
AE17
PF_ALE
AD19
/F_RB
+3.3V_ST
H5
DSUB_DET
K6
PM_TXD
K5
5V_DET_HDMI_2
J6
MULTI_ON
K4
POWER_ON/OFF1
L6
PM_RXD
C2
L5
/FLASH_WP
M6
HP_MUTE
M5
PANEL_CTL
C1
5V_DET_HDMI_1
M4
NTP_MUTE
120915
+3.3V_ST
A2 Pull up added
R147 33
SPI_SCK
D3 R146 33 R180
/SPI_CS 4.7K
B2
SPI_SDI
B1
R151 33
SPI_SDO
for SERIAL FLASH
CI_TS_CLK
Y14
CI_TS_VAL
AA10
CI_TS_SYNC
Y12
CI_TS_DATA[0-7]
CI_TS_DATA[0]
Y13
from CI SLOT
CI_TS_DATA[1]
Y11
CI_TS_DATA[2]
AA12
CI_TS_DATA[3]
AB12
CI_TS_DATA[4]
AA14
CI_TS_DATA[5]
AB14
CI_TS_DATA[6]
AA13
CI_TS_DATA[7]
AB11
FE_TS_CLK
FE_TS_VAL_ERR
AC15
FE_TS_SYNC
AD15
FE_TS_DATA[0-7]
AC16
Internal demod out
FE_TS_DATA[0]
AD16
FE_TS_DATA[1]
AE15
FE_TS_DATA[2]
AE14
FE_TS_DATA[3]
AC13
FE_TS_DATA[4]
AC14
FE_TS_DATA[5]
AD12
FE_TS_DATA[6]
AD13
FE_TS_DATA[7]
AD14
121019
ADDED to improve EMI
AB25 R182 22
RXA0+
AB23 R183 22
RXA0-
AC25 R184 22
RXA1+
AB24 R185 22
RXA1-
AD25 R186 22
RXA2+
AC24 R187 22
RXA2-
AE23 R188 22
RXA3+
AC23 R189 22
RXA3-
AC22
AD23
V23
U24
V25
V24
W25
W23
AA23
Y24
AA25
AA24
AE24 R158 22
RXACK+
AD24 R159 22
RXACK-
Y23
W24
T25
MODEL_OPT_3
U23
MODEL_OPT_4
T24
MODEL_OPT_5
T23
S2_RESET
EAX65303801
2013.1.14
1 13
LGE Internal Use Only