Read LG 47LD455B / 47LD455H (CHASSIS:LC01W) 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.
+3.3V_Normal
S7_TXD
47K
OPT
R2610
0
R2601
WIRELESS
1/4W
3216
0
R2607
WIRELESS
S7_RXD
0
OPT
R2606
10K
R2603
WIRELESS
+24V
22K
R2604
0
R2608
OPT
0 . 1 u F
50V
50V
C2601
WIRELESS_DL_RX
0 . 0 1 u F
50V
C2603
4.7K
OPT
R2609
WIRELESS_TX
Q2601
WIRELESS
E
B
C
S7_TXD1
WIRELESS_PWR_EN
S7_RXD1
2 . 2 u F
C2602
+3.5V_ST
0 . 1 u F
C2604
OPT
+3.5V_ST
WIRELESS_SW_CTRL
0
R2613
WIRELESS
0
R2611
WIRELESS
+3.3V_Normal
WIRELESS_DETECT
WIRELESS_SCL
WIRELESS_RX
1K
R2617
WIRELESS_SDA
WIRELESS_TX
10K
R2612
0
R2615
WIRELESS
WIRELESS_RX
WIRELESS_DL_TX
MC14053BDR2G
IC2601
OPT
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
IR_PASS
0
R2618
0
R2619
TP2601
TP2602
0
WIRELESS
R2620
KJA-PH-3-0168
JK2601
14
GND_3
13
I2C_SDA
5
VCC[24V/20V/17V]_5
12
I2C_SCL
11
GND_2
2
VCC[24V/20V/17V]_2
19
GND_5
18
IR
10
RESET
4
VCC[24V/20V/17V]_4
1
VCC[24V/20V/17V]_1
17
GND_4
9
GND_1
8
INTERRUPT
3
VCC[24V/20V/17V]_3
16
UART_TX
7
DETECT
6
VCC[24V/20V/17V]_6
15
UART_RX
GND_6
20
21
SHIELD
AO3407A
Q2602
WIRELESS
G
D
S
27K
R2605
ISA1530AC1
Q2603
OPT
E
B
C
10K
R2602
OPT
10K
OPT
R2614
+3.3V_Normal
WIRELESS_PWR_EN
FDV301N
Q2604
OPT
G
D
S
FDV301N
Q2605
OPT
G
D
S
AMP_SDA
WIRELESS_SDA
AMP_SCL
WIRELESS_SCL
W i r e l e s s r e a d y
GP2_Saturn7M
V e r . 1 . 3
X0/Y0/Z0
X1/Y1/Z1
SELECT PIN
LOW
HIGH
WIRELESS READY MODEL
STATUS
WIRELESS Dongle connect --> WIRELESS RS232
W i r e l e s s p o w e r
WIRELESS Dongle Dis_con --> S7 RS232
RS232C & Wireless
WIRELESS_SW_CTRL
F r o m w i r e l e s s _ I 2 C t o m i c o m I 2 C
12
V e r . 1 . 2 - - > 1 . 3 : w i r e l e s s o p t c h a n g e , 0 9 0 8 1 8 , h o n g s u
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