Read LG 32LH35FD (CHASSIS:LJ91A) Service Manual online
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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.
2009.01.20
USB/USB2SATA/Etc
BRAZIL DVR DV
P1401
12507WS-12L
WAFER-STRAIGHT
1
SCL
2
SDA
3
GND
4
KEY1
5
KEY2
6
5V_ST
7
GND
8
WARM_ST
9
IR
10
GND
11
3.3V
12
PWR_ON
13
GND
R1409
0
0
USB_DM1
10:D4
EYEQ_SDA_3.3V
+5.0V_ST
C1405
0.1uF
R1405
0
0
LH90_ONLY
C1404
1000pF
1000pF
OPT
D1402
5.6V
5.6V
ADMC5M03200L
JP1408
VREG_CTRL
R1418
0
D3.3V
C1418
10uF
10V
10V
JP1406
P1402
12507WR-10L
LH90_ONLY
1
2
3
4
5
6
7
8
9
10
11
JP1407
L1405
BLM18PG121SN1D
C1406
0.1uF
0.1uF
JP1409
Q1401
2SC3052
E
B
C
L1402
CB3216PA501E
R1403
4.7K
4.7K
D1403
5.6V
CDS3C05GTA
OPT
+3.3V_ST
R1404
0
0
LH90_ONLY
+5.0V
LED_POWER_ON
USB_DP1
10:D4
BLUETOOTH_RESET
BCM_TX
9:H6
L1403
CB3216PA501E
LH90_ONLY
C1410
100uF
16V
16V
LH90_ONLY
C1414
10uF
10uF
R1410
27
27
LH90_ONLY
D1404
5.6V
CDS3C05GTA
OPT
R1411
27
27
LH90_ONLY
JP1401
C1415
330uF
35V
35V
JP1410
C1409
1000pF
50V
1000pF
50V
D1405
5.6V
ADMC5M03200L
JP1402
R1407
0
R1401
10K
D3.3V
USB_DM2
10:C4
L1404
BLM18PG121SN1D
ZD1402
5.6B
UCOM_TX
12:D4
L1401
BLM18PG121SN1D
R1408
0
0
OPT
+3.3V_ST
RS232C_TxD
1:B2
+5.0V
C1413
0.1uF
0.1uF
USB_PWRFLT2
10:C5
IC1402
MIC2009YM6-TR
3
ENABLE
2
GND
4
FAULT/
1
VIN
6
VOUT
5
ILIMIT
RL_ON
IC1401
MC14053BDR2G
0ISTL00024A
3
Z1
2
Y0
4
Z
1
Y1
6
INH
5
Z0
7
VEE
8
VSS
9
C
10
B
11
A
12
X0
13
X1
14
X
15
Y
16
VDD
C1407
1000pF
1000pF
OPT
USB_POWER_OUT_2
JP1404
+5.0V_ST
USB_PWRON2
10:C5
D1401
5.6V
5.6V
ADMC5M03200L
USB_DP2 10:C4
C1403
1000pF
50V
1000pF
50V
C1408
0.1uF
JP1405
KEY1
JK1403
KJA-UB-4-0004
1
2
3
4
5
C1416
0.1uF
16V
BCM_RX
9:H6
LED_WARM_STBY
C1417
0.1uF
C1402
100pF
100pF
R1412
0
L1406 CB3216PA501E
ZD1401
5.6B
USB_POWER_OUT_2
KEY2
R1402
0
0
OPT
R1416
2.7K
2.7K
C1411
0.1uF
R1417
2.7K
R1406
0
IR
EYEQ_SCL_3.3V
C1401
0.1uF
0.1uF
ZD1403
5.6B
RS232C_RxD
UCOM_RX
12:D4
JP1403
C1412
0.1uF
0.1uF
R1414
47
L1407
MLB-201209-0120P-N2
L1408
MLB-201209-0120P-N2
R1413
130
+5.0V_ST
L1409
MLB-201209-0120P-N2
USB_5V
L1410
MLB-201209-0120P-N2
USB_ST5V
R1420
4.7K
4.7K
R1421
2.7K
C1419
22uF
16V
22uF
16V
14
17
Make this trace minimum 12 mil
CONTROL / IR / LED
RS-232C S/W
BCM Tolerance
USB +5V Over Current Protection --> USB Jack
USB JACK
Make this trace minimum 12 mil
* Blue Tooth
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