LG Electronics 55LA625C-ZA GP4RGLOBALTUNERBLOCK, TU2602, TU2603, TDSS-G101D, TDSN-G301D, Tuner

GP4R_GLOBAL_TUNER_BLOCK

12_T/C		TU_T2/C
	TU2602		TU2603
	TDSS-G101D		TDSN-G301D

		RF_SW_OPT
		R2603
		0		RF_SWITCH_CTL
RF_SW_OPT					+3.3V_TU
	C2603		Close to TUNER
	0 . 1 u F
	16V
					R2614
				R2611	100K
		100				TUNER_RESET
		TU_I2C_FILTER			C2622
			R2609-*1		0 . 1 u F	GPIO must be added .
		MLG1005SR27JT			16V

+3.3V_TU

ERROR & VALID PIN	OPT
	IC2601

		74LVC1G08GW
	OPT
	R2627
FE_TS_VAL	0	1	5
FE_TS_ERR		2
		3	4
		R2628
		0

+3.3V_TU

OPT

C2640

0 . 1 u F

OPT16V R2631

0

FE_TS_VAL_ERR

1	NC	1	NC_1
2	RESET	2	RESET
3	SCL	3	SCL
4	SDA	4	SDA
5	+3.3V	5	+B1[3.3V]
6	SIF	6	SIF
7	+1.8V	7	+B2[1.8V]
8	CVBS	8	CVBS
9	IF_AGC	9	NC_2
	DIF[P]		NC_3

	TU_I2C_FILTER
	R2610-*1
	MLG1005SR27JT
			R2870
			1K
	TU_I2C_NON_FILTER
	R2609	33
	TU_I2C_NON_FILTER
C2607	R2610	33
	C2612		C2651	C2652
20pF	20pF		20pF	20pF
50V	50V		50V	50V

		+1.8V_TU
		OPT
C2602	C2604	C2606
100pF	0 . 1 u F	100uF
50V	16V	16V

HALF_NIM/EU_NON_T2

OPT R2615 0

R2871

1K

			+3.3V_TU
TU_SCL	+3.3V_TU
TU_SDA			R2618
			470	R2619
				82
	C2621	C2623		TU_SIF
				E
	100pF	0 . 1 u F
	50V	16V		Q2600
		C2626	B	MMBT3906(NXP)
		0 . 1 u F	R2616
		16V	4.7K	C
		close to TUNER		R2621
				0
				OPT
IF_AGC_MAIN				R2622
				1K

+3.3V_TU

R2624	R2625
220	220

TU_CVBS E

Q2601

B MMBT3906(NXP)

C

10			10
11		DIF[N]	11	NC_4
12			12	+B3[3.3V]
			13	+B4[1.23V]
	SHIELD		14	NC_5
			15	GND
			16	ERROR
			17	SYNC
			18	VALID

C2600

R2608

should be guarded by ground

0 . 1 u F

0

HALF_NIM/EU_NON_T2

16V

R2602

0

IF_P_MSTAR

+3.3V_T2_TU

IF_N_MSTAR

HALF_NIM/EU_NON_T2

DVB_T2

R2601

R2606

0

0

OPT

DVB_T2

DVB_T2

DVB_T2

C2601

C2614

C2617

C2618

+1.23V_TU

0 . 1 u F

100pF

0 . 1 u F

10uF

16V

50V

16V

6.3V

DVB_T2

L2601

BLM18PG121SN1D

close to TUNER

DVB_T2

DVB_T2

C2616

C2620

0 . 1 u F

0 . 1 u F

16V

16V

FULL_NIM_NON_S

AR3701

47

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

+3.3V_TU

IC2603	+1.8V_TU
AP1117E18G-13
	R1
INADJ/GND
OUT	OPT

					19				MCLK
					20				D0
					21				D1
					22				D2
					23				D3
TU_CHINA					24				D4
					25				D5
	TU2603-*1
									D6
	TDSN-C201D				26
1		RF_S/W_CTL			27				D7
2		RESET	B1						A1
		SCL		B1			A1
3					28
4		SDA
5		+B1[3.3V]				SHIELD
6		SIF
7		+B2[1.8V]
8		CVBS
9		NC_1
10		NC_2
11		NC_3
12		+B3[3.3V]
							13_bushing_T/C
13		+B4[1.23V]
		NC_4					TU2602-*1
14							TDSS-G101D(B)
15		GND							NC
16		ERROR						1
17		SYNC						2	RESET
18		VALID						3	SCL

OPT

R2876

0

FULL_NIM_NON_S

AR3702 47

FULL_NIM_NON_S

AR3703 47

FE_TS_ERR

FE_TS_SYNC FE_TS_VAL FE_TS_CLK

T2_DMOD_CAM

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]

AR3701-*1 33 1/16W

DVB_S

AR3702-*1 33 1/16W

DVB_S

AR3703-*1 33 1/16W

DVB_S

	R2873
	200
	1%
R2872			R2632
0	R2		1
Vo=VREF*(1+R2/R1)		C2641	C2642
		0 . 1 u F	10uF
VREF=1.25V		16V	10V

				FULL_NIM
				IC2602
		TJ4220GDP-ADJ[EP]GND					Vo=0.8*(1+R2/R1)			+1.23V_TU
		NC_1	1		8	GND	FULL_NIM
	FULL_NIM
				THERMAL 9			R2633
C2635							12K
	R2629	EN2				ADJ/SENSE		R2
	3.3K		2		7		1%
0	. 1 u F	VIN3	3		6	VOUT
16V
		NC4	4		5	NC_2	FULL_NIM		FULL_NIM	FULL_NIM
							R2634		C2645	C2647
							22K	R1	0 . 1 u F	10uF
							1%		16V	10V

19		MCLK			4		SDA
20		D0			5		+3.3V
21		D1			6		SIF
22		D2			7		+1.8V
23		D3			8		CVBS
24		D4			9		IF_AGC
25		D5			10		DIF[P]
26		D7			11		DIF[N]
27		D8	B1				A1
				B1		A1
28
					12
	SHIELD
						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.

+3.3V_TU

+3.3V_TU

L2606-*1

+3.3V_Normal

120OHM

+3.3V_T2_TU

SUNLORD

DVB_T2

L2603

L2606

BLM18PG121SN1D

CIS21J121

DVB_T2

DVB_T2

C2630

C2643

C2644

SS

C2646

C2648

0 . 1 u F

C2631

C2633

22uF

0 . 1 u F

22uF

0 . 1 u F

16V

10uF

0 . 1 u F

10V

16V

10V

16V

10V

16V

2013 S7LR2	2012 . 11 . 12
TUNER	26

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