LG Electronics 26CS460/460S/460T-ZA GP4RGLOBALTUNERBLOCK, TU2602TU2603 TDSS-G101D TDSN-G301D

GP4R_GLOBAL_TUNER_BLOCK

TU_T/CTU_T2/C

TU2602TU2603

TDSS-G101D TDSN-G301D

		NC	NC_1
1			1
		RESET	RESET
2			2
		SCL	SCL
3			3
		SDA	SDA
4			4
		+3.3V	+B1[3.3V]
5			5
		SIF	SIF
6			6
		+1.8V	+B2[1.8V]
7			7
		CVBS	CVBS
8			8
		IF_AGC	NC_2
9			9
		DIF[P]	NC_3
10			10
		DIF[N]	NC_4
11			11
			+B3[3.3V]
12			12
			+B4[1.23V]
	SHIELD		13
			NC_5
			14
			GND
			15
			ERROR
			16
			SYNC
			17
			VALID
			18
			MCLK
			19
			D0
			20
			D1
			21
			D2
			22
			D3
			23
			D4
			24
			D5
TU_CHINA			25
			D6
	TU2603-*1		26
			D7
	TDSN-C201D
			27
		RF_S/W_CTL	28
1
2		RESET
			SHIELD

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

+B4[1.23V]

13

NC_4

14

GND

15

ERROR

16

SYNC

17

VALID

18

MCLK

19

D0

20

D1

21

D2

22

D3

23

D4

24

D5

25

D7

26

D8

27

28

SHIELD

ERROR & VALID PIN

OPT

IC2601

+3.3V_TU

74LVC1G08GW

RF_SW_OPT

OPT

FE_TS_VAL

R2627

R2603

0

1

5

0

RF_SWITCH_CTL

OPT

+3.3V_TU

FE_TS_ERR

C2640

RF_SW_OPT

2

0.1uF

C2603

Close to TUNER

R2631

16V

0.1uF

16V

OPT

3

4

0

FE_TS_VAL_ERR

TU_T/C/S2

R2611

R2614

100K

TU2601

100

TUNER_RESET

TDSQ-G001D

TU_I2C_FILTER

0.1uF

GPIO

must be added.

C2622

R2628

R2609-*1

16V

0

MLG1005SR27JT

+3.3V_TU

NC_1

OPT

1

TU_I2C_FILTER

R2615

R2610-*1

0

RESET

MLG1005SR27JT

R2871

2

R2870

SCL

TU_I2C_NON_FILTER

1K

1K

+3.3V_TU

+3.3V_TU

3

R2609

33

SDA

TU_SCL

+3.3V_TU

TU_I2C_NON_FILTER

R2618

4

R2610

33

TU_SDA

470

+B1[3.3V]

C2607

C2612

C2651

C2652

R2619

20pF

20pF

20pF

20pF

82

5

50V

50V

50V

50V

C2623

TU_SIF

R2625

SIF

C2621

E

R2624

6

100pF

0.1uF

220

220

+1.8V_TU

50V

16V

Q2600

C2626

B

MMBT3906(NXP)

+B2[1.8V]

+2.5V_TU

0.1uF

R2616

7

OPT

16V

4.7K

C

TU_CVBS

C2602

C2604

C2606

OPT

R2621

E

CVBS

100pF

0.1uF

100uF

R2607

close to TUNER

0

8

50V

16V

16V

0

Q2601

9

T/C_IF_AGC

OPT

B

MMBT3906(NXP)

IF_AGC_MAIN

R2622

C

T/C_DIF[P]

HALF_NIM/EU_NON_T2

1K

10

C2600

R2608

should be guarded by ground

0.1uF

0

T/C_DIF[N]

16V

HALF_NIM/EU_NON_T2

11

R2602

NC_2

0

IF_P_MSTAR

+3.3V_T2_TU

12

IF_N_MSTAR

NC_3

HALF_NIM/EU_NON_T2

T2

R2601

13

0

R2606

0

NC_4

OPT

T2

T2

T2

Close

to the tuner

14

C2601

C2614

C2617

C2618

0.1uF

100pF

0.1uF

10uF

+1.23V_TU

DEMOD_RESET

GND_1

16V

50V

16V

6.3V

T2

15

L2601

This was

being

applied to

the

only

china

demod,

ERROR

close to TUNER

BLM18PG121SN1D

+3.3V_TU

so this

has to

be deleted

in

both

main and ISDB sheet.

16

T2

T2

IC2603

IF_AGC_SEL

C2616

C2620

AP1117E18G-13

+1.8V_TU

LNA2_CTL

17

SYNC

0.1uF

0.1uF

R1

VALID

FULL_NIM_NON_S

16V

16V

INADJ/GND

18

AR3701

47

OUT

OPT

R2873

MCLK

FE_TS_ERR

200

19

FE_TS_SYNC

1%

D0

FE_TS_VAL

AR3701-*1

20

FE_TS_CLK

33

R2872

OPT

1/16W

0

R2

R2632

D1

R2876

1

21

0

T2_DMOD_CAM

DVB_S

D2

FULL_NIM_NON_S

FE_TS_DATA[0-7]

C2641

C2642

22

AR3702

47

FE_TS_DATA[0]

Vo=VREF*(1+R2/R1) 0.1uF

10uF

AR3702-*1

VREF=1.25V

16V

10V

D3

FE_TS_DATA[1]

33

23

FE_TS_DATA[2]

1/16W

24

D4

FE_TS_DATA[3]

DVB_S

FULL_NIM_NON_S

FULL_NIM

D5

AR3703

47

FE_TS_DATA[4]

IC2602

25

FE_TS_DATA[5]

AR3703-*1

TJ4220GDP-ADJ [EP]GND

Vo=0.8*(1+R2/R1)

D6

FE_TS_DATA[6]

+1.23V_TU

26

33

D7

FE_TS_DATA[7]

1/16W

NC_1

1

8

GND

FULL_NIM

27

DVB_S

FULL_NIM

THERMAL 9

R2633

28

R2629

EN2

ADJ/SENSE

12K

R2

GND_2

3.3K

2

7

1%

+1.23V_TU

GND_3

C2635

VIN3

VOUT

29

DVB_S

0.1uF

3

6

16V

+B3[1.23V]

L2600

30

BLM18PG121SN1D

NC4

4

5

NC_2

FULL_NIM

FULL_NIM

FULL_NIM

R2634

C2647

DVB_S

DVB_S

22K

C2645

DVB_S

S2_RESET

C2608

C2611

C2615

+1.23V_TU

1% R1

0.1uF

10uF

31

10uF

16V

10V

100pF

0.1uF

32

+B4[3.3V]

50V

16V

10V

S2_F22_OUTPUT

DVB_S

DVB_S

R2600

R2612

DVB_S

33

51

2.2K

R2613

LNB_TX

S2_RESET

34

S2_SCL

10

+3.3V_S2_DE

DVB_S

C2619

S2_SDA

0.1uF

35

16V

LNB

DVB_S

DVB_S

36

DVB_S

C2624

C2625

R2605

22

DEMOD_SCL

100pF

0.1uF

GND_4

50V

16V

37

DVB_S

R2604

22

38

OPT

OPT

DEMOD_SDA

C2610

C2613

18pF

18pF

SHIELD

DVB_S_FILTER

50V

50V

+3.3V_TU

+2.5V_TU

+3.3V_TU

+3.3V_S2_DE

+3.3V_TU

+3.3V_Normal

R2875-*1

MLB-201209-0120P-N2

OPT

close to TUNER

IC2600

DVB_S

Pull-up

can’t be applied

AP2114H-2.5TRG1

L2606

DVB_S_NON_FILTER

L2602

because

of MODEL_OPT_2

R2875

BLM18PG121SN1D

CIS21J121

Surge

protectioin

0

LNB_OUT

VIN

VOUT

OPT

GND

OPT

C2630

DVB_S

DVB_S

C2643

C2646

C2648

DVB_S

C2644

OPT

C2650

OPT

DVB_S

DVB_S

DVB_S

C2627

R2620

0.1uF

C2632

C2634

22uF

0.1uF

22uF

0.1uF

C2609

D2600

1

C2649

18pF

C2605

33pF

R2874

0.1uF

16V

10uF

0.1uF

10V

16V

10V

16V

18pF

50V

33pF

50V

3.0SMCJ20A(suzhougrande)

2.2K

16V

1/16W

10V

16V

50V

50V

20V

1W

5%

OPT

OPT

C2628

C2629

10uF

0.1uF

+3.3V_T2_TU

10V

16V

T2

L2603

BLM18PG121SN1D

T2

T2

C2631

C2633

10uF

0.1uF

10V

16V

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.

GP4L_S7LR22011/12/23

TUNER_EU26

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Only for training and service purposes