LG 60PB660V, Service Manual

Page: 24 / 57

THERMAL
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
R6511
33
C6530
0.1uF
16V
L6503
BLM18PG121SN1D
IF_P
R6522
33
C6529
22uF
10V
OPT
IF_AGC
IF_N
+3.3V_MULTI
I2C_SCL6
+3.3V_TU
R6506
100
I2C_SDA6
C6526
0.1uF
16V
C6534
68pF
50V
OPT
C6508
68pF
50V
OPT
C6555
0.1uF
16V
/TU_RESET
FE_DEMOD1_TS_ERROR
LNB_TX
C6521
0.1uF
EU/BR ONLY
R6501
100
EU/BR ONLY
C6507
0.1uF
16V
EU/BR ONLY
R6510 33
EU/BR ONLY
R6509 33
EU/BR ONLY
C6520
0.1uF
EU/BR ONLY
C6506
0.1uF
D_Demod_Core
C6513
18pF
50V
OPT
C6512
18pF
50V
OPT
RF_SWITCH_CTL
R6507 1K
BR Tuner
R6503
10K
BR Tuner
C6504
0.1uF
BR Tuner
I2C_SDA4
I2C_SCL4
FE_TS_DATA[2]
FE_TS_DATA[4]
FE_TS_DATA[7]
FE_TS_DATA[5]
FE_TS_DATA[3]
FE_TS_DATA[0]
FE_TS_DATA[1]
FE_TS_DATA[6]
FE_TS_SYNC
FE_TS_CLK
FE_TS_VAL
0.1uF
C6516
TU_DEMOD_CORE
C6515
1uF
TU_DEMOD_CORE
+3.3V_TU
IC6500
AP2132MP-2.5TRG1
EAN61387601
TU_DEMOD_CORE
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[EP]
C6518
10uF
16V
TU_DEMOD_CORE
R6519-*1
14K
TU_1.1V
R6520
10K
1%
TU_1.2V
P_+5V
R6521-*1 18K
TU_1.1V
R6520-*1
2K
TU_1.1V
Demod_Core
R6521
20K
1%
TU_1.2V
R6518
10K
TU_DEMOD_CORE
R6519
11K
1% TU_1.2V
L6505
D_Demod_Core
Demod_Core
L6507
BLM18PG121SN1D
EU/BR ONLY
+3.3V_TU
+3.3V_TU
FE_DEMOD1_TS_ERROR
LNB_OUT
TU_GND_B
TU_GND_B
TU_GND_B
TDJH-G101D
TU6505
AJJA Tuner
47
SHIELD
6
IF[P]
7
IF[N]
8
NC_2
9
NC_3
1
B1[+3.3V]
2
NC_1
3
IF_AGC
4
SCL
5
SDA
A1
A1
B1
B1
TDJH-H101F
TU6506
US Tuner
47
SHIELD
6
IF[P]
7
IF[N]
8
NC_2
9
NC_3
1
B1[+3.3V]
2
NC_1
3
IF_AGC
4
SCL
5
SDA
A1
A1
B1
B1
L6506
BLM18PG121SN1D
C6531
0.1uF
16V
+3.3V_TU
L6508
BLM18PG121SN1D
EU/BR ONLY
TU6510
TDJM-G101D
EU Tuner
1
B1[+3.3V]
2
NC_1
3
AIF_AGC
4
SCL_RF
5
SDA_RF
6
AIF[P]
7
AIF[N]
8
NC_2
9
NC_3
10
NC_4
11
B2[+3.3V]
12
ERROR
13
GND_1
14
MCLK
15
SYNC
16
VALID
17
D0
18
D1
19
D2
20
D3
21
D4
22
D5
23
D6
24
D7
25
RESET_DEMOD
26
B3[+3.3V]
27
SCL_DEMOD
28
B4[+1.1V]
29
F22_OUTPUT
30
SDA_DEMOD
31
LNB
47
47
32
GND
B1
B1
A1
A1
TU6510-*1
TDJM-B101F
BR Tuner
1
B1[+3.3V]
2
RF_SW_CTL
3
AIF_AGC
4
SCL_RF
5
SDA_RF
6
AIF[P]
7
AIF[N]
8
NC_1
9
NC_2
10
NC_3
11
NC_4
12
ERROR
13
GND_1
14
MCLK
15
SYNC
16
VAILD
17
D0
18
D1
19
D2
20
D3
21
D4
22
D5
23
D6
24
D7
25
RESET_DEMOD
26
B2[+3.3V]
27
SCL_DEMOD
28
B3[+1.1V]
29
NC_5
30
SDA_DEMOD
47
SHIELD
B1
B1
A1
A1
65
TUNER 2012.03.08
465mA(MAX)
Close to the tuner
Close to the tuner
T/C/S & H/NIM & T2/C TUNER(EU & CHINA)
RF_SWITCH_CTL USE: T2/C,T/C,ATSC
close to TUNER
else : Max 0.7A
R2
2A
DELETE 1.8V POWER
R1
Vout=0.6*(1+R1/R2)
T2 : Max 1.7A
Close to the tuner
Close to the tuner
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Only for training and service purposes
LGE Internal Use Only