Read LG 50PS30FD-GA (CHASSIS:PE91A) Service Manual online
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.
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.
PCM_A[0]
PCM_A[1]
PCM_A[2]
PCM_A[3]
PCM_A[4]
PCM_A[5]
PCM_A[6]
PCM_A[7]
PCM_A[7]
PCM_A[6]
PCM_A[5]
PCM_A[4]
PCM_A[0]
PCM_A[1]
PCM_A[3]
PCM_A[2]
ISP_TXD
EEPROM_SDA
USB_DM
USB_DP
IC102
HY27US08121B-TPCB
26
NC_17
27
NC_18
28
NC_19
29
I/O0
30
I/O1
31
I/O2
32
I/O3
33
NC_20
34
NC_21
35
NC_22
36
VSS_2
37
VCC_2
38
PRE
39
NC_23
40
NC_24
41
I/O4
42
I/O5
43
I/O6
44
I/O7
45
NC_25
46
NC_26
47
NC_27
48
NC_28
17
ALE
3
NC_3
6
NC_6
16
CLE
15
NC_10
14
NC_9
13
VSS_1
12
VCC_1
11
NC_8
10
NC_7
9
CE
8
RE
7
R/B
4
NC_4
5
NC_5
25
NC_16
24
NC_15
23
NC_14
2
NC_2
22
NC_13
21
NC_12
1
NC_1
20
NC_11
19
WP
18
WE
Q100
KRC103S
READY
KRC103S
READY
E
B
C
+3.3V
PCM_A[0-7]
+3.3V
+3.3V
SPI_DI
/PF_CE0
IC103
W25X32VSSIG
3
WP
2
DO
4
GND
1
CS
5
DIO
6
CLK
7
HOLD
8
VCC
SPI_CS
+3.3V
Q101
KRC103S
READY
KRC103S
READY
E
B
C
+3.3V
ISP_RXD
+3.3V
S6_Reset
EEPROM_SCL
Flash_WP_1
S6_Reset
C105
10uF 6.3V
AR102
22
AR103
22
/PF_CE0
/PF_CE1
/PF_OE
/PF_WE
PF_WP
PF_ALE
/F_RB
AR101
22
/F_RB
/PF_OE
/PF_WE
/PF_CE1
PF_ALE
PF_WP
PCM_A[0-7]
SPI_CS
SPI_CK
SPI_CK
SPI_DO
+3.3V_ST
SPI_DO
SPI_DI
IR
DISP_EN
DTV/MNT_AUD_MUTE
Flash_WP_1
ST_AMP_MUTE
AMP_RST
KEY2
KEY1
FE_TS_VAL
FE_TS_SYN
FE_TS_CLK
FE_TS_SERIAL
JTINT
/JTRST
JTMS
JTCK
JTDO
/RST
JTDI
USB_CTL
PWM1
PWM0
+3.3V
PWM1
PWM0
DBG_RX
+3.3V
BT_DM
BT_DP
BT_DM
BT_DP
+3.3V
SDA1
EEPROM_SCL
EEPROM_SDA
SCL1
XC5000_RESET
/FE_RESET
EYE_SDA
EYE_SCL
RL_ON/PWR_ONOFF
LED_W2
5V_MNT
+5V_ST
5V_ON
COMP2_DET
SIDE_CVBS_DET
AV_DET
AC_DET
VAVS_ON
SIDE_S_DET
COMP_DET
DSUB_DET
R164
22
R163
22
R162
22
R165
22
R160
100
R156
100
R1238
22
R1237
22
R1242
100
R159
100
R186
100
R182
100
READY
R187
100
READY
R1235
22
R1236
22
R173
0
R193
1M
1M
R195
10K
10K
R1200
1K
READY
R198
1K
R1201
1K
R199
1K
READY
R101
0
R102
0
READY
R104
10K
R1233
4.7K
R103
10K
R1239
1K
R105
1K
1K
READY
R112
1K
READY
R1240
1K
R111
3.9K
R100
0
R1202
4.7K
R1203
4.7K
R1205
4.7K
R125
4.7K
R124
4.7K
C103
0.1uF
C106
0.1uF
C104
0.1uF
C100
0.1uF
0.1uF
R1258
22
C114
0.1uF
R1256
4.7K
+5V
EEPROM_SCL
R1257
22
EEPROM_SDA
IC107
CAT24WC08W-T
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
USB_OCD
R151
0
0
C115
1uF
BT_READY
R1264
0
READY
R1262
0
BT_READY
R1265
4.7K
BT_READY
R1266
47K
BT_READY
R1263
47K
BT_READY
Q104
RTR030P02
BT_READY
S
D
G
Q103
2SC3052
BT_READY
E
B
C
BT_ON/OFF
+5V
B/T_HP_LOUT_AMP
BT_ON/OFF
IC105
M24512-WMW6
ST_NVRAM
3
E2
2
E1
4
VSS
1
E0
5
SDA
6
SCL
7
WC
8
VCC
R141
22
R172
0
X100
12MHz
12MHz
R1277
100
5V_HDMI1
5V_HDMI2
5V_HDMI4
R140
22
R1204
4.7K
R192
100
R179
0
R178
0
HDMI_SEL1
HDMI_SEL2
R1292
10K
+3.3V
+3.3V
R1294
100
LED_W1
L102
L101
READY
+3.3V_ST
DBG_TX
DBG_RX
R1296
100
R1297
100
R1276
100
MOD_ROM_TX
MOD_ROM_RX
AR171
22
R1224
33
R1230
33
R1225
33
R1226
33
R1267
100
R1275
4.7K
R185
100
SB_MUTE
+3.3V
R1298
10K
+3.3V
R1300
4.7K
FHD
R1299
4.7K
WXGA&XGA
LED_W1
LED_W2
R1288
100 READY
R1287
100 READY
R190
22
R1241
10K
+3.3V
SW100
TMUE312GAB
DEBUG
1
2
4
3
5
C101
0.1uF
C102
4.7uF
10V
D100
KDS181
R107
0
0
R116
10
R114
100
100
R117
0
R118
0
R119
0
R120
0
R121
0
R122
0
R123
0
+5V_ST
R129
4.7K
4.7K
Q106
RTR030P02
S
D
G
RL_ON/PWR_ONOFF
LED_R_SUB
Q105
2SC3052
2SC3052
E
B
C
LED_R
R126
0
0
R127
0
0
C108
10pF
50V
READY
10pF
50V
READY
C107
10pF
50V
READY
10pF
50V
READY
R1283
10K
R191
10K
R1286
10K
/RST
R109
10K
JTMS
JTCK
R108
10K
R106
1K
+3.3V
JTINT
JTDI
/JTRST
JTDO
R113
10K
READY
TP1115
R196
15K
READY
15K
READY
R197
15K
READY
15K
READY
R115
62K
R1295
0
0
R1291
15K
B/T_HP_LOUT
R1290
470
C113
0.1uF
16V
0.1uF
16V
P_12V
R1289
1.5K
R1285
220
Q107
2SC3052
E
B
C
R1284
47K
Q102
ISA1530AC1
E
B
C
R1282
1.5K
1.5K
B/T_HP_LOUT_AMP
C109
10uF
16V
C110
10uF
16V
DBG_TX
R131
100
ISP_TXD
R130
100
AC_DET
P100
12505WS-10A00
DEBUG
1
2
3
4
5
6
7
8
9
10
11
P101
12507WS-08L
BT_READY
1
2
3
4
5
6
7
8
9
L103
MLB-201209-0120P-N2
+3.3V
R1279
4.7K
READY
R1278
4.7K
R174
0
R175
0
C112
18pF
C111
18pF
IC100
LGE3369A (Saturn6 Non RM)
HWRESET
D4
PCMD0/CI_D0
AC16
PCMD1/CI_D1
AA15
PCMD2/CI_D2
AA16
PCMD3/CI_D3
AC6
PCMD4/CI_D4
Y10
PCMD5/CI_D5
Y11
PCMD6/CI_D6
Y12
PCMD7/CI_D7
Y13
PCM_A0/CI_A0
AB16
PCM_A1/CI_A1
AC15
PCM_A2/CI_A2
AC14
PCM_A3/CI_A3
AB14
PCM_A4/CI_A4
AC12
PCM_A5/CI_A5
AB8
PCM_A6/CI_A6
AC13
PCM_A7/CI_A7
AA9
PCM_A8/CI_A8
AB5
PCM_A9/CI_A9
AA4
PCM_A10/CI_A10
V4
PCM_A11/CI_A11
Y4
PCM_A12/CI_A12
AB9
PCM_A13/CI_A13
AA7
PCM_A14/CI_A14
AD6
PCM_RST/CI_RST
AA14
PCM_CD/CI_CD
AB18
/PCM_OE
Y5
PCM_REG/CI_CLK
AB15
PCM_WAIT/CI_WACK
AA10
/PCM_IRQA
AC8
/PCM_WE
AC7
PCM_IOWR/CI_WR
AA5
PCM_IOR/CI_RD
W4
/PCM_CE
T4
/PF_CE0
AE6
/PF_CE1
AF6
/PF_OE
AA12
/PF_WE
AA11
PF_ALE
AC9
PF_AD15
Y14
F_RBZ
AB11
UART2_TX/SCKM
F8
UART2_RX/SDAM
D11
DDCR_DA
AB21
DDCR_CK
AC21
DDCA_CLK
J1
DDCA_DA
J2
UART_RX2
W5
UART_TX2
V5
PWM0
AB13
PWM1
AB12
PWM2
AD12
PWM3
AA13
SAR0
A4
SAR1
B4
SAR2
F4
SAR3
E4
IRIN
C4
GPIO44
AC11
GPIO96
D9
GPIO88
D10
GPIO90/I2S_OUT_MUTE
D7
GPIO91
E11
GPIO97
E8
GPIO98
E10
GPIO99
D6
GPIO103/I2S_OUT_SD3
D5
GPIO102
C5
XIN
B3
XOUT
A3
TESTPIN/GND
E6
SPI_DI
AE11
SPI_DO
AF12
/SPI_CS
AE12
SPI_CK
AD11
USB_DP_1
B5
USB_DM_1
A5
USB_DM_2
AC10
USB_DP_2
AB10
GPIO_PM0/GPIO134
E5
GPIO_PM1/GPIO135
F5
GPIO_PM2/GPIO136
G5
GPIO_PM3/GPIO137
H5
GPIO_PM4/GPIO138
F6
GPIO_PM5/INT1/GPIO139
G6
GPIO_PM6/INT2/GPIO140
H6
GPIO131/LDE/SPI_WPn1
AC17
GPIO130/LCK
AB17
GPIO132/LHSYNC/SPI_WPn
AF11
GPIO60/PCM2_RESET/RX1
AA18
GPIO62/PCM2_CD_N/TX1
AA17
LHSYNC2/I2S_OUT_MUTE/RX1
E7
LVSYNC/GPIO133
AC18
GPIO79/LVSYNC2/TX1
C6
UART2_RX/GPIO84
F9
UART2_TX/GPIO85
F10
UART1_RX/GPIO86
A6
UART1_TX/GPIO87
B6
GPIO42/PCM2_CE_N
AF5
GPIO43/PCM2_IRQA_N
AF10
TS0_D0
AA8
TS0_D1
Y8
TS0_D2
Y9
TS0_D3
AB7
TS0_D4
AA6
TS0_D5
AB6
TS0_D6
U4
TS0_D7
AC5
TS0_SYNC
AC4
TS0_VLD
AD5
TS0_CLK
AB4
TS1_D0
AB19
TS1_SYNC
AA20
TS1_VLD
AC19
TS1_CLK
AA19
ET_TXD0
C10
ET_TXD1
B11
ET_TX_CLK
A9
ET_RXD0
C11
ET_RXD1
C9
ET_TX_EN
B10
ET_MDC
A10
ET_MDIO
B9
ET_COL
A11
GPIO67
A7
GPIO68
B8
R110
4.7K
4.7K
R1271
4.7K
WXGA
R1268
4.7K
FHD&XGA
+3.3V
+3.3V
R1270
4.7K
R1269
4.7K
READY
R155
100
TU_SLEEP_MODE
R128
10K
IC105-*2
AT24C512BW-SH-T
ATMEL_NVRAM
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
IC105-*1
M24512-WMW6G(REV.B)
ST2_NVRAM
3
E2
2
E1
4
VSS
1
E0
5
SDA
6
SCL
7
WC
8
VCC
EEPROM
USB
Serial FLASH MEMORY
for BOOT
for BOOT
NAND FLASH MEMORY
10 : BOOT 51
11 : BOOT RISC
11 : BOOT RISC
MCU BOOT STRAP
1 9
FLASH/NVRAM/GPIO
MSD3369GV NZ Platfrom
/PF_CE0
H : Serial Flash
L : NAND Flash
/PF_CE1
H : 16 bit
L : 8 bit
H : Serial Flash
L : NAND Flash
/PF_CE1
H : 16 bit
L : 8 bit
PM GPIO Assignment Recommended by MStar
HDCP EEPROM
PDP/LCD OPTION(D6)
BLUETOOTH
5V Tolerance
09/04/23
LED R control for warm stand-by
H/W Version Opiton(F9)
D7(GPIO90) E11(GPIO91)
FHD HIGH LOW
WXGA LOW HIGH
XGA LOW LOW
WXGA LOW HIGH
XGA LOW LOW
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