LG 55LX9500 Service Manual page 39
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Also See for 55LX9500:
- Owner's manual (385 pages) ,
- Service manual (110 pages) ,
- Owner's manual (202 pages)
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IR & KEY
+3.5V_ST
+3.5V_ST
R8202
47K
R8200
22
R8204
IR
47K
R8203
C
10K
Q8200
B
R8206
2SC3052
3.3K
E
R8205
OPT
C
47K
B
Q8201
E
2SC3052
R8201
0
OPT
RS232C
C8200
0 . 3 3 u F
C1+
C8201
0 . 1 u F
V+
C8202
0 . 1 u F
C1-
C2+
C8203
0 . 1 u F
C2-
V-
C8204
0 . 1 u F
DOUT2
RIN2
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.
+3.5V_ST
L8200
R8209
BLM18PG121SN1D
100
KEY1
R8210
L8201
BLM18PG121SN1D
100
KEY2
+3.5V_ST
L8202
BLM18PG121SN1D
+3.5V_ST
C8208
C8209
0 . 1 u F
1000pF
16V
50V
+3.3V_NORMAL
COMMERCIAL
+3.5V_ST
+3.5V_ST
R8214
47K
R8207
COMMERCIAL_EU
22
R8218
IR_OUT
47K
COMMERCIAL
R8216
COMMERCIAL
C
10K
Q8202
B
2SC3052
E
COMMERCIAL_EU
R8220
COMMERCIAL_EU
C
47K
B
Q8204
COMMERCIAL
E
2SC3052
COMMERCIAL
R8212
0
COMMERCIAL_US
WIRELESS
+3.5V_ST
+3.5V_ST
R8215
47K
R8208
WIRELESS
22
R8219
IR_PASS
47K
WIRELESS
WIRELESS
R8217
C
10K
Q8203
B
2SC3052
E
WIRELESS
WIRELESS
R8221
C
47K
B
Q8205
E
WIRELESS
2SC3052
WIRELESS
+3.5V_ST
IC8200
C8205
MAX3232CDR
0 . 1 u F
VCC
1
16
GND
2
15
+3.5V_ST
DOUT1
3
14
R8222
RIN1
4.7K
4.7K
4
13
OPT
OPT
ROUT1
5
12
DIN1
6
11
DIN2
7
10
ROUT2
8
9
EAN41348201
EYEQ
R8225
100
D8204
P8200
CDS3C05HDMI1
5.6V
12507WR-12L
C8213
1000pF
50V
OPT
1
EYEQ
R8226
100
2
NEC_EEPROM_SDA
C8214
D8205
1000pF
CDS3C05HDMI1
5.6V
3
50V
OPT
4
5
6
R8227
1.5K
7
LED_B/LG_LOGO
TACT_KEY
R8287
10K
8
LD650/LD750
R8224
100
9
10
50V
L8203
BLM18PG121SN1D
11
R8276
LED_R/BUZZ
12
C8211
C8210
1.5K
1000pF
OPT
0 . 1 u F
50V
R8280
13
16V
10K
Z e n e r D i o d e i s
c l o s e t o w a f e r
10
5
9
OPT
IR_OUT
4
R8279
0
R8277
8
100
3
7
R8278
100
2
6
1
SPG09-DB-009
JK8201
R8223
R8273
0
BCM_RXD1
R8274
0
NEC_RXD
R8272
0
BCM_TXD1
R8275
0
NEC_TXD
ETHERNET CONNECT
A2.5V
R8283
0
EPHY_TDP
OPT
C8218
10pF
50V
R8284
0
EPHY_TDN
OPT
C8220
R8285
10pF
50V
0
EPHY_RDP
C8216
OPT
C8221
1000pF
10pF
50V
50V
R8286
0
EPHY_RDN
OPT
C8222
C8217
10pF
50V
1000pF
D3.3V
R8281
510
EPHY_LINK
R8282
510
EPHY_ACTIVITY
JK8200
XRJV-01V-D12-180
1
2
3
4
5
6
7
8
D1
D2
D3
D4
9
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