LG Electronics 32LT360C-ZA P4RGLOBALTUNERBLOCK, GP3S7LR, Tunerl, LGE Internal Use Only

P4R_GLOBAL_TUNER_BLOCK

TU3700-*1

TU3700-*2

TDSS-H101F

TDSS-G201D

ATSCSI21761INPUT H

NC

NC_1

1

DVBSI21561INPUT H

1

RESET

RESET

2

2

11

11

SCL

SCL

3

3

SDA

SDA

4

4

+3.3V_TU

TU3700

+B1[3.3V]

+B1[3.3V]

5

5

6

6 NC_2

SIF

TDSS-G101D

+B2[1.8V]

+B2[1.8V]

7

7

CVBS

NC_3

SI2176_DVB_1INPUT_H

8

8

9

9

IF_AGC

IF_AGC

DIF[P]

DIF[P]

10

10

DIF[N]

DIF[N]

12

R3755

12

470

SHIELD

SHIELD

OPT

R3758

R3775

0

82

TU_SIF

NC

E

1

+3.3V_TU

B

MMBT3906(NXP)

RESET

+3.3V_TU

C

Q3705

2

R3753

SCL

4.7K

R3740

3

33

R3735

1K

R3741

SDA

1K

TU_SCL

4

33

R3736

+3.3V

TU_SDA

R3751

R3752

5

C3702-*1

C3711

C3713

220

220

0

18pF

18pF

C3742

C3743

SIF

ASIA

50V

50V

20pF

20pF

OPT

6

close to TUNER

50V

50V

NON_ASIA R3783

R3756

0

C3702

OPT

OPT

0

TU_CVBS

+1.8V

0 . 1 u F 16V

E

7

NON_ASIA R3749

0

CVBS

NON_ASIA

+3.3V_TU

R3750

B

Q3703

1K

8

C

MMBT3906(NXP)

+3.3V_TU

OPT

IF_AGC

+1.2V/+1.8V_TU

C3707

C3708

9

C3739

100pF

0 . 1 u F

50V

16V

DIF[P]

10uF

R3733

C3750

C3751

6.3V

R3732

10

C3737

C3738

C3705

100K

5pF

5pF

100

100pF

0 . 1 u F

22uF

TUNER_RESET

50V

50V

DIF[N]

50V

16V

25V

c l o s e t o t h e

t u n e r p i n , a d d , 0 9 0 2 9

C3710

ASIA

ASIA

11

0 . 1 u F

16V

R3780

R3781

3 . 3

R3782

3 . 3

12

ASIA

ASIA

R3704

100

2K

OPT

IF_AGC_MAIN

SHIELD

s h o u l d b e g u a r d e d b y g r o u n d

R3785

R3786

0

0

C3716

ASIA

ASIA

0 . 1 u F

16V

+1.2V/+1.8V_TU

IC3703

+3.3V_TU

R3760

0

IF_N_MSTAR

AZ1117BH-1.8TRE1

OUT

2

3

IN

IF_P_MSTAR

5%

1

R3761

0

1

ADJ/GND

0 . 1 u F

R3766

C3717

C l o s e t o t h e t u n e r

1 . s h o u l d b e g u a r d e d b y g r o u n d

1/16W

16V

2 . N o v i a o n b o t h o f t h e m

3 . S i g n a l W i d t h > = 1 2 m i l s

C3741

C3740

S i g n a l t o S i g n a l W i d t h = 1 2 m i l

s

10uF

0 . 1 u F

16V

Ground Width >= 24mils

10V

add,0929

+3.3V_TU +3.3V_Normal

60mA

		Size change,0929
		L3703
	MLB-201209-0120P-N2
C3723		C3725	C3715	C3727
22uF		0 . 1 u F	22uF			0 . 1 u F
10V		16V	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.

GP3_S7LR	20110511
TUNER_L	14

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Only for training and service purposes