Tuner Block - LG 60PA6500 Service Manual

TUNER
TUNER
TDSS-G101D
TDSS-H101F
TDSH-T101F
TDSN_B001F
TDSN_G201D
TU304
TDSN-G301D
DVB_T2
NC_1
1
RESET
2
SCL
3
SDA
4
+B1[3.3V]
5
SIF
6
+B2[1.8V]
7
CVBS
8
+B3[2.5V]
9
NC_2
10
NC_3
11
+B4[3.3V]
+1.25V_TU
12
+B5[1.23V]
13
NC_4
C300 C301
14
10uF 0.1uF
6.3V
16V GND
FNIM
FNIM
15
ERROR
16
SYNC
17
VALID
18
MCLK
19
D0
20
D1
21
D2
22
D3
23
D4
24
D5
25
D6
26
D7
27
28
SHIELD
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.
TUNER
Copyright © 2011 LG Electronics Inc. All rights reserved.
Only for training and service purposes
OPT1 OPT3
OPT2
X
DVB-T/C HNIM
ATSC X
HNIM
DVB-T_SCA HNIM RF_SW
SBTVD FNIM
RF_SW
DVB_T2
X
FNIM
Close to Tuner Pin
TU303
TDSN_B001F
DVB_T/C
SBTVD
RF_S/W_CTL
1
RESET
2
SCL
3
SDA
4
+B1[3.3V]
5
SIF
6
+B2[1.8V]
7
CVBS
8
NC_1
9
NC_2
10
NC_3
11
+B3[3.3V]
12
12
+B4[1.23V]
13
SHIELD
NC_4
14
GND
15
ERROR
16
SYNC
17
FE_TS_SYN
VALID
18
FE_TS_VAL_ERR
MCLK
19
FE_TS_CLK
D0 FE_TS_DATA[0]
20
D1 FE_TS_DATA[1]
21
D2 FE_TS_DATA[2]
22
D3 FE_TS_DATA[3]
23
D4 FE_TS_DATA[4]
24
D5 FE_TS_DATA[5]
25
D6 FE_TS_DATA[6]
26
D7 FE_TS_DATA[7]
27
28
SHIELD
TU302 TU301 TU300
TDSH-T101F
TDSS-G101D TDSS-H101F
ATSC DVB_T_SCA
NC NC RF_S/W_CTL
1
1 1
RESET
RESET RESET
2
2 2
SCL SCL SCL
3 3 3
SDA
SDA SDA
4
4 4
+B1[3.3V]
+3.3V +B1[3.3V]
5 5 5
SIF
SIF SIF
6
6 6
+B2[1.8V]
+1.8V +B2[1.8V]
7 7 7
CVBS
CVBS CVBS
8
8 8
IF_AGC
IF_AGC IF_AGC
9
9 9
DIF[P]
DIF[P] DIF[P]
10
10 10
DIF[N]
DIF[N] DIF[N]
11
11 11
12 16V
12
0.1uF
C306
SHIELD
SHIELD
Close to Tuner Pin
FE_TS_DATA[0-7]
FE_TS_DATA[0]
FE_TS_DATA[1]
FE_TS_DATA[2]
FE_TS_DATA[3]
FE_TS_DATA[4]
FE_TS_DATA[5]
FE_TS_DATA[6]
FE_TS_DATA[7]
FE_TS_DATA[0-7]
FE_TS_SYN
FE_TS_VAL_ERR
FE_TS_CLK
RF_SWITCH
R310
1K
RF_SWITCH_CTL
C307
0.1uF
16V
RF_SWITCH
+3.3V_TU
+3.3V_TU
R311
R308 R309
10K
R301 2.2K 2.2K
100
TUNER_RESET
R307 TU_SCL
22
R306 22 TU_SDA
16V C304 C305
C302 0.1uF 68pF 68pF
C303
C310
50V 50V
0.1uF 10uF
16V 16V
DVB_T2 0 Close to Tuner Pin
R302
HNIM 0 R303
IF_AGC_MAIN
R304
HNIM 0
IF_P_MSTAR
0 R305
HNIM
IF_N_MSTAR
+5V
READY
R316
R317
470
82
C308
0.1uF
E
16V
MMBT3906(NXP)
R312
B Q301
4.7K
C
TU_CVBS

Tuner block

BUF1_FE_TS_DATA[0-7]
FNIM
AR300
33
BUF1_FE_TS_DATA[0]
BUF1_FE_TS_DATA[1]
BUF1_FE_TS_DATA[2]
BUF1_FE_TS_DATA[3]
AR301 FNIM
33
BUF1_FE_TS_DATA[4]
BUF1_FE_TS_DATA[5]
BUF1_FE_TS_DATA[6]
BUF1_FE_TS_DATA[7]
AR302 FNIM
33
BUF1_FE_TS_SYN
BUF1_FE_TS_VAL_ERR
BUF1_FE_TS_CLK
+1.8V_TU +2.5V_TU
C311
0.1uF
16V
TU_SIF
3
6
LGE Internal Use Only