LG 42LT777H Service Manual page 51

Power
+3.3V_PROIDIOM
+3.3V_VCCINT
+3.3V_NORMAL +3.3V_PROIDIOM
L9202
MLB-201209-0120P-N2
L9201 C9205
100uF
16V
MLB-201209-0120P-N2
27MHz(200ppm)
+3.3V_PROIDIOM
R9206
X9200
47K
27MHz
1
6
C9204 R9207
C9202 5 2
10uF 0.1uF 47K
16V 4 3
R9201
22
R17 PROIDIOM_SYSCLK
XMARK_1.8V
+3.3V_PROIDIOM
IC9201
AZ1117H-1.8TRE1(EH13A)
INPUT ADJ/GND
3 1
2
OUTPUT
C9200
22uF C9201 GND
0.1uF
16V
16V
C9206
0.1uF
16V
+3.3V_PROIDIOM
RESET
D9200
1N4148W
To SOC
R9202 OPT
10K
OPT
M16
R9205
PROIDIOM_RESET /PROIDIOM_RESET_SOC
100
C9203
OPT
1uF
25V
OPT
+3.3V_PROIDIOM
Onsemi_PI_OLD
IC9200
DIODES_PI_NEW MAX809RTR
IC9200-*1
APX809-26SAG-7 RESET VCC
2 3
1
RESET VCC
2 3
GND
1
GND
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 right reserved.
Only for training and service purposes
SOC -> PI Serial
R9261
8:AL13 TS_S_OUT_CLK
8:AL13 TS_S_OUT_VAL
8:AL13 TS_S_OUT_SYNC
TS_S_OUT_DATA
8:AL12
IC9203
74LVC1G08GW
1
2
3
XMARK_1.8V
L9203
BLM18PG121SN1D
C9210
4.7uF
C9 PROIDIOM_RESET
I2C_SCL3
R9211 From SOC
C9209
100K I2C_SDA3
0.1uF
OPT
I2C_SCL2
I2C_SDA2
XMARK_1.8V
C9208
22uF
16V
Pro:Idiom (XMARK)
+3.3V_PROIDIOM
IC9204
74LVC1G08GW
OPT
0
R9272 0
1 5
R9270 0
2
3 4
+3.3V_PROIDIOM
R9271 22
5
4
CLK1
H1
IO2_29/TP_SOP
B8
IO2_21/TP_VALID
B9
IO2_17/TP_ERR
R9223 0 B10
IO2_41/TP_DATA[7]
C5
IO2_36/TP_DATA[6]
C6
IO2_31/TP_DATA[5]
C7
IO2_25/TP_DATA[4]
C8
IO2_23/TP_DATA[3]
C9
IO2_18/TP_DATA[2]
C10
IO2_14/TP_DATA[1]
C11
IO2_8/TP_DATA[0]
C12
IO1_29
M1
IO1_2
C3
IO1_3
C2
IO1_4
B1
IO1_5
G5
R9216
IO1_6
0 F4
IO1_7
D3
IO1_8
E4
IO1_9
F5
IO1_10
E3
IO1_11
Close to IC D2
C19 IO1_12
E2
PROIDIOM_SYSCLK
CLK0
G1
IO2_48/RESET
R9224 22 B2
R9225 22 IO3_37/I2C_SCK
D14
IO3_34/I2C_SDA
R9226 22 E14
DCLK
K4
R9254 22 OPT CONF_DONE
K13
R9255 22 OPT NCONFIG
H3
NCE
J4
DATA0
XMARK_1.8V H2
IO1_21SO
G4
IO1_22/ASDO
K3
NCEO
H4
NSTATUS
J13
MSEL0
J3
MSEL1
J2
TCK
J14
TDO
H15
TMS
J15
TDI
H14
IO1_1/INIT_DONE
D4
IO1_13
D1
IO1_14
F3
IO1_15
G3
IO1_16
F2
IO1_17
E1
IO1_18
G2
IO1_19
F1
IO1_20
H5
IO1_23
J1
IO1_24
K2
IO1_25
L3
IO1_26
K1
IO1_27
L1
IO1_28
L2
IO1_30
N1
IO1_31
M2
IO1_32
N2
IO1_33
M3
IO1_34
L5
IO1_35
M4
XMARK_1.8V
C9238
0.1uF
IC9202
LGDT1001
I2C : 0x47
C9243
C9241
C9239 C9240 C9242 0.1uF
0.1uF 0.1uF 0.1uF
0.1uF
Cap close to IC
+3.3V_PROIDIOM
+3.3V_VCCINT
IO4_34/CH_CLK R9250 22
R11
TS_S_IN_0_CLK
IO4_20/CH_VALID R9251 22
R8
TS_S_IN_0_VAL
IO4_26/CH_SOP R9252 22
R9
TS_S_IN_0_SYNC
IO4_30/CH_ERR
R10
IO4_8/CH_DATA[0]
R9253 22
P5
TS_S_IN_0_DATA
IO4_13/CH_DATA[1]
P6
IO4_18/CH_DATA[2]
P7
IO4_24/CH_DATA[3]
P8
IO4_28/CH-DATA[4]
P9
IO4_33/CH_DATA[5]
P10
IO4_35/CH_DATA[6]
P11
IO4_41/CH_DATA[7]
P12
IO2_34
E7
XMARK_1.8V
IO2_33
A6
C9232
IO2_32
B7
0.1uF
IO2_43
A4
IO2_30
D7
IO2_28
A8
IO2_27
E8 C9233
IO2_26 0.1uF
D8
IO2_44
B4
IO2_24
E10
IO2_45
C4
IO2_22
D9
IO2_20
A9
IO2_19
D10 C9234
0.1uF
IO2_16
A11
IO2_15
B11
IO2_46
B3
IO2_13
D11
IO2_12
D12
IO2_11
E9
IO2_10
E11
IO2_9
E12
IO2_47
A2
IO2_7
B12
IO2_6
A13
IO2_5
B13
IO2_4
C13
IO2_3
B14
IO2_2
A15
IO2_1
B15
IO3_43
D13
IO3_42
C14
IO3_41
C15
IO3_40
B16 C9235
0.1uF
IO3_39
G12
IO3_38
H13
IO3_36 +3.3V_PROIDIOM
E13
IO3_35
F12
IO3_33 R9256 4.7K
D15
IO3_32
D16 R9257 4.7K
IO3_31
E15
IO3_30
E16
IO3_29
F15
IO3_28
F13
IO3_27
F14
IO3_26
F16
IO3_25
G15
IO3_24
G13
IO3_23
G14
IO3_22
H12
CLK2
G16
CLK3
H16
+3.3V_PROIDIOM
R9258 4.7K
R9259 4.7K
R9260 4.7K
LG1001 Use XMARK
LGDT1129 Not use XMARK
xxLT760H-UA 2011.02.09
Pro:Idiom 92
LGE Internal Use Only