Norcent LT2722 Service Manual Download Page 70

Norcent LT2722

 

 

69

+1.8V_CORE

BLUE+

7

RED-

7

AUDIO_MUTE

11

DAT

10

C444

0.1uF/16V

+3.3V_I/O_BGA

Rin3-

10

RXD

7

/FSBKSELU1

OCMADDR5

/FSDATAU8

C429

0.1uF/16V

+

C452

22uF/16V

C423

0.1uF/16V

FSDATA9

MSTR_SDA

R411
10K  1/16W

 

Rin2-

10

/FSDATAU2

TXA2+

/FSDQSU

U404B
74LVC14

3

4

14

7

R426
10K  1/16W

 

To 3D Comb_filter RSTB

RCLK-

10

/FSRAS

9

D402
LED

C475
33pF

FSDATA15

/FSADDRU6

Q401
PMBS3904

3

2

1

Q408
PMBS3904

3

2

1

C438

0.1uF/16V

From AD9883 DataCLK

Back_light Adj

+5VP

+12V

FSDATA[0..31]

TXA0-

ADC_G6

FSADDR3

FSADDR8

R432

4.7K  1/16W

 

CN501

RESET

1
2

T45

NC

C439

0.1uF/16V

Unloaded trace impedance on this interface is 90 Ohm
Loaded trace impedace with DRAM load is 65 Ohm (for 2.5 inch total trace
length)

SOG

7

AUDIO_SL3

11

FSDATA28

/FSDATAU17

SVDATA3

R449 NC

U404A

74LVC14

1

2

14

7

SCALER_AVS

7

/OCM_CS1

SVDATA7

C487

0.1uF/16V

FSRAS

PR410

33  1/16W

 

1
2
3
4

8
7
6
5

/FSDATAU31

FSADDR6

+

C508
10uF/16V

+3.3V_PLL

Rin0+

10

/FSDATAU29

OCMADDR9

C463

0.1uF/16V

R423
4.7K  1/16W

 

FSDATA17

OCMADDR1

To E_frame

OCMADDR7

OCMADDR12

OCMADDR2

FSDQM1

SVDATA1

TXD

R428

NC

C430

0.1uF/16V

Q406
PMBS3904

3

2

1

/FSDATAU7

R431

10K  1/16W

 

FSVREF

FSDATA1

OCMDATA4

ADC_IN3

C502
0.1uF/16V

C493

0.1uF/16V

+3.3V_ADC

OCMADDR[0..19]

9

FSDQM[0..3]

9

/FSDATAU19

T42

NC

R451

10K  1/16W

 

C469

0.1uF/16V

To 12V B+ Enable

FSDATA12

ADC_G7

/FSDATAU16

C513
0.1uF/16V

+3.3V_I/O_BGA

+3.3V_LVDSB

/FSADDRU8

/FSDQM1

ACS_RSET_HD

/FSADDRU9

R456
NC

C464

0.1uF/16V

Route (VIN1/ADC_IN1, ADC1_RETURN) and (VIN2/ADC_IN2,

ADC2_RETURN) as differential tracks close to each other

and ground the return track of each pair very close to the

gm1601 D12 ball and ground pin

TO Flash ROM 29LV040B

+5V_PANEL

FSDATA25

ADC_R6

ADC_IN1

C483
0.1uF

T44

NC

Q403
PMBS3906

3

2

1

C478
0.1uF

OCMDATA[0..7]

9

OEXTR

PBIAS

TXA1-

OCMDATA2

FSCLKU-

IR0

R430

10K  1/16W

 

T40

NC

C442

0.1uF/16V

/FSWE

9

/FSDATAU0

PWM2

TXA0+

+3.3V_PLL

INVERTER_PROTECT 10

AUDIO_SL2

11

/FSDATAU1

/FSDQM3

PR408

33  1/16W

 

1
2
3
4

8
7
6
5

Place Series termination resistors on all address and
control lines  very close to gm1601 BGA

L412

NC

FSDATA8

FSCLK+

+2.5V_DDR

/FSADDRU5

/FSDATAU21

C506

0.1uF/16V

PR409

33  1/16W

 

1
2
3
4

8
7
6
5

+1.8V_CORE

/FSDATAU4

/FSADDRU10

T49

NC

+1.8V_ADC

SVDATA6

C428

0.1uF/16V

C448

0.1uF/16V

R425

4.7K  1/16W

 

From D_SUB

FSDATA[0..31] 9

/FSDATAU14

V1_CLK

6,10

R433

4.7K  1/16W

 

FSADDR[0..11] 9

/FSDATAU24

C505

0.1uF/16V

GREEN+

7

ADC_G1

/FSCKE

/FSDATAU23

R420

1K  1/16W

 

C466

0.1uF/16V

C445

0.1uF/16V

LED Control

ADC_R[0..7]

6,10

T47

NC

GREEN-

7

/OCM_RE

9

COMP_SEL

6

/FSADDRU3

PWM1

+5VP

FSCKE

9

FSADDR2

R434

10K  1/16W

 

From 3230D Standard Video

PANEL_P

FSDATA14

OCMADDR14

FSDQM3

MSTR_SDA

FSVREF

FSDATA11

FSDATA5

/FSDATAU11

C446

0.1uF/16V

R419

1K  1/16W

 

R408

3.3K  1/16W

 

+1.8V_ADC

/FSRAS

C510

0.1uF/16V

FSDATA24

+

C435

22uF/16V

C504

0.1uF/16V

TO FRAME MEMORY MT46V2M32LG-4

+3.3V_DIG

Rin0-

10

TXD

7

/FSADDRU11

+

C509

22uF/16V

T48

NC

C424

0.1uF/16V

Q404
PMBS3904

3

2

1

C512

0.1uF/16V

+3.3V_DIG

LED_RED

10

/FSDATAU5

OCMADDR6

R416

1K  1/16W

 

+3.3V_PLL

SCALER_AHS

7

FSDATA21

TCLK

FSBKSEL1

SVODD

PR415

33  1/16W

 

1
2
3
4

8
7
6
5

R417
10K  1/16W

 

PR417

33  1/16W

 

1
2
3
4

8
7
6
5

I2C address: A2H and A3H

LED_GRN

10

SVDATA[0..7]

4

ADC_R1

OCMADDR13

R454

4.7K  1/16W

 

C472

0.1uF/16V

R429

10K  1/16W

 

Optional Filter Caps in between a pair on LBADC differential tracks close
to the  Malibu chip

TO LVDS Panal

/OCM_WE

FSADDR11

U403

GM1501

PBGA-416

A20
B20
C20
D19
D20

AF17
AD16

AC16

AC17

AC7

Y26

Y25

W26

V24

V26
V25

T25

AD4

AF3

AE3

AD3

AF2

AE2

AD2

AF1

AE1

AD1

AC1

AC2

AC3

AB1

AB2

AB3

AA1

AA2

AA3

Y1

Y2

Y3

W1

W2

W3

V1

V2

V3

V4

U1

U2

U3

U4

T1

T2

T3

T4

P1

P2

L2

L1

R1

R2

R3

K1

L4
L3

N2
N1

N4
N3

M4
M3

M2

M1

P4
P3

R4

AD25
AD26
AC24
AC25
AB26
AA24
AA25
AA26
AC26
AB24
AB25
Y24

E24
E25
E26
G26
G24
H26
H24
J25
T26
R25
P24
P26
N24
N26
M25
L24
L25
M26
M24
N25
N23
P25
R26
R24
K24
J26
H25
G23
G25
F24
F25
F26

T24
U26
U25

L26

U24
U23

C16
B16
A16
D15
C15
B15
A15
D14

A14
B14
C14
D16

A17

C19
B19
A19
D18
C18
B18
A18
C17

A23
C22
B22
A22
D21
C21
B21
A21

B25
A25
D24
C24
B24
A24
C23
B23

C26
C25
D26
D25

D5
C5

B6

A6

B10

A10

A9
B9

A8
B8

B11

C12

B12

A12

A1

B1
B2
C1
C2
D1
D2
C3

F1

G3

G4

K3
K2

AC18
AD18
AE18
AF18
AE19
AF19
AE20
AF20

AD21

AE21
AF21

AD22

AE22
AF22
AE23
AF23

AD23
AD24
AE24
AF24
AF25
AF26
AE25
AE26

AD15

AD8
AF7
AE7
AF6
AE6
AD6
AF5
AE5

AD7

AD5
AC5
AF4
AE4

K17

U17

U11

L16

T16

T17

L11

K10

K16

T11

U16

U10

K11

U14

L15

M15

P15

R15

U15

M11

N11

R11

P16

N17

N10

R10

K12

L12

M13

M12

N12

P12

T12

U12

L13

N13

R13

L10

T13

T10

K14

L14

N14

P14

AC4

AC6

AC8

AC10

E23

D22

AA4

W4

AB4

Y4

T14

K15

N15

T15

M16

N16

R16

R12

K13

P13

U13

M14

R14

H23

J23

M23

P23

L23

T23

V23

R23

Y23

AA23

AB23

AC23

W23

F23

P11

M10

M17

P17

R17

P10

L17

AC12

AD12

AD13

AD20

AC22

AC21

AC13

AC14

AC15

AC19

AC20

AD19

AD17

AE17

A26
B26

J24

W25

K25

K23

K26

W24

A5

A7

B7

C7

D7

A11

A3

A4

D6

C6

C8

C9

C10

D8

D9

D10

C11

C13

D13

E1

E2

C4

E4

D4

A2

B3

D3

E3

F4

F2

G1

H3

H1

J3

J1

F3

G2

H4

H2

J4

J2

K4

AE8
AF8
AC9
AD9
AE9
AF9
AD10
AE10

AF10
AC11
AD11
AE11
AF11
AF12
AE12
AF13

AE13

AF14
AE14

AD14

AF15
AE15
AF16
AE16

B17

B5

D11

D12

A13

B13

D17

D23

B4

VCLK
VODD
VVS
VHS_CSYNC
VDV

GPIO_14
GPIO_15

OEXTR

NO_CONNECT

DCLK

FSBKSEL1

FSBKSEL0

FSCKE

FSRAS

FSWE

FSCAS

FSDQM0

OCMDATA0

OCMDATA1

OCMDATA2

OCMDATA3

OCMDATA4

OCMDATA5

OCMDATA6

OCMDATA7

OCMDATA8

OCMDATA9

OCMDATA10

OCMDATA11

OCMDATA12

OCMDATA13

OCMDATA14

OCMDATA15

OCMADDR0

OCMADDR1

OCMADDR2

OCMADDR3

OCMADDR4

OCMADDR5

OCMADDR6

OCMADDR7

OCMADDR8

OCMADDR9

OCMADDR10

OCMADDR11

OCMADDR12

OCMADDR13

OCMADDR14

OCMADDR15

OCMADDR16

OCMADDR17

OCMADDR18

OCMADDR19

/OCM_CS0

/OCM_CS1

/OCM_CS2

/OCM_INT1

/OCM_INT2

/ROM_CS

/OCM_RE

/OCM_WE

/RESET

AHSYNC
AVSYNC

VGA_SCL
VGA_SDA

DVI_SCL
DVI_SDA

IR1
IR0

OCM_UDI

OCM_UDO

MSTR_SCL
MSTR_SDA

EXTCLK

FSADDR0
FSADDR1
FSADDR2
FSADDR3
FSADDR4
FSADDR5
FSADDR6
FSADDR7

FSADDR10
FSADDR11

FSADDR9
FSADDR8

FSDATA0
FSDATA1
FSDATA2
FSDATA3
FSDATA4
FSDATA5
FSDATA6
FSDATA7
FSDATA8
FSDATA9

FSDATA10
FSDATA11
FSDATA12
FSDATA13
FSDATA14
FSDATA15
FSDATA16
FSDATA17
FSDATA18
FSDATA19
FSDATA20
FSDATA21
FSDATA22
FSDATA23
FSDATA24
FSDATA25
FSDATA26
FSDATA27
FSDATA28
FSDATA29
FSDATA30
FSDATA31

FSDQM3
FSDQM2
FSDQM1

FSDQS

FSCLKp
FSCLKn

SVDATA0
SVDATA1
SVDATA2
SVDATA3
SVDATA4
SVDATA5
SVDATA6
SVDATA7

SVODD
SVVSYNC
SVHSYNC
SVCLK

SVDV

VRED0
VRED1
VRED2
VRED3
VRED4
VRED5
VRED6
VRED7

VGRN0
VGRN1
VGRN2
VGRN3
VGRN4
VGRN5
VGRN6
VGRN7

VBLU0
VBLU1
VBLU2
VBLU3
VBLU4
VBLU5
VBLU6
VBLU7

PWM0
PWM1
PWM2
OCM_TIMER1

NO_CONNECT
NO_CONNECT

RXC-

RXC+

RX2-

RX2+

RX1+
RX1-

RX0+
RX0-

REXT

LBADC_IN1

LBADC_IN2

LBADC_IN3

NO_CONNECT

BLUE-
BLUE+
GREEN-
GREEN+
RED-
RED+
SOG

NO_CONNECT

TCLK

XTAL

NO_CONNECT
ACS_RSET_HD

GPIO_G06_B0
GPIO_G06_B1
GPIO_G06_B2
GPIO_G06_B3

A3+

A3-

AC+

AC-

GPIO_G05_B0

A2+

A2-

GPIO_G05_B3

A1+

A1-

A0+

A0-

GPIO_G04_B0
GPIO_G04_B1
GPIO_G04_B2
GPIO_G04_B3
GPIO_G04_B4
GPIO_G04_B5
GPIO_G04_B6
GPIO_G04_B7

D_GND

GPIO_G08_B5/JTAG_RESET

GPIO_G08_B4/JTAG_TDO

GPIO_G08_B3

GPIO_G08_B2/JTAG_TDI

GPIO_G08_B1/JTAG_MODE

GPIO_G08_B0/JTAG_CLK

GPIO_G09_B5
GPIO_G09_B4

GPIO_16

GPIO_G09_B3
GPIO_G09_B2
GPIO_G09_B1
GPIO_G09_B0

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

CORE_1.8

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

IO_3.3

IO_3.3

IO_3.3

IO_3.3

FS_2.5

IO_3.3

IO_3.3

IO_3.3

IO_3.3

IO_3.3

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

FS_2.5

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

D_GND

LVDSB_3.3

LVDSB_3.3

LVDSB_3.3

LVDSA_3.3

LVDSA_3.3

LVDSA_3.3

LVDSB_GND

LVDSB_GND

LVDSB_GND

VSSA33A_LVDS

VSSA33A_LVDS

VSSA33A_LVDS

VSSD33_LVDS

VDDD33_LVDS

PPWR
PBIAS

FSVREF

FSVREF

VSSA18_DLL

VDDA18_DLL

FSVREFVSS

FSVREFVSS

ADC_DGND

DVI_GND

DVI_GND

DVI_GND

DVI_GND

DVI_GND

ADC_1.8

ADC_1.8

DVI_1.8

DVI_3.3

DVI_3.3

DVI_3.3

DVI_3.3

DVI_1.8

DVI_1.8

DVI_1.8

DVI_3.3

LBACD-33

LBADC_GND

ADC_AGND

ADC_AGND

ADC_AGND

ADC_AGND

ADC_AGND

ADC_3.3

ADC_3.3

ADC_3.3

ADC_3.3

VDDA33_RPLL

VDDA33_PLL

VDDA33_FPLL

VDDA33_SDDS

VDDA33_SDDS

VDDA33_DDDS

VDDA33_DDDS

VSSA33_RPLL

VSSD33_PLL

VSSA33_FPLL

VSSA33_SDDS

VSSD33_SDDS

VSSA33_DDDS

VSSD33_DDDS

GPIO_G07_B0
GPIO_G07_B1
GPIO_G07_B2
GPIO_G07_B3
GPIO_G07_B4
GPIO_G07_B5
GPIO_G07_B6
GPIO_G07_B7

LVDS_SHIELD[0]
LVDS_SHIELD[1]
LVDS_SHIELD[2]
LVDS_SHIELD[3]

B3+

B3-

BC+

BC-

LVDS_SHIELD[4]

B2+

B2-

LVDS_SHIELD[5]

B1+

B1-

B0+

B0-

VCLAMP

DVI_GND

DVI_GND

LBADC_RETURN

D_GND

D_GND

IO_3.3

IO_3.3

ADC_DGND

PR412

33  1/16W

 

1
2
3
4

8
7
6
5

To 4052 Audio IN Selector

FSDATA27

FSDATA16

ADC_IN2

/FSDATAU6

TXA3+

/FSDATAU10

C486

0.1uF/16V

FSCLK+

9

FSDATA10

OCMDATA7

R435

10K  1/16W

 

ADC_B1

/RESET3.3V

+

C482

10uF/16V

+3.3V_DVI

AD_COAST

6

SVDATA2

CN402

CONN

GPROBE

1
2
3
4

C434

0.1uF/16V

VGA_SDA

7,10

FSDATA13

/FSBKSELU0

ADC_R5

R453

4.7K  1/16W

 

R414
10K  1/16W

 

MSTR_SCL

4

Rin3+

10

FSADDR10

FSDQM2

C456

0.1uF/16V

SEC_SDA

2,3,5,6,10

OCMADDR4

/FSDQM2

C461

0.1uF/16V

C497

0.1uF/16V

+3.3V_DVI

PWR_ON

10,12

/FSDATAU3

/OCM_RE

WP

PR405

33  1/16W

 

1
2
3
4

8
7
6
5

C454

0.1uF/16V

+3.3V_LVDS

ADC_G[0..7]

6

SEC_SCL

2,3,5,6,10

FSDATA23

R407 10K  1/16W

 

+

C503

22uF/16V

R410

10K  1/16W

 

C457

0.1uF/16V

/OCM_CS

Max trace length on this interfce is 2.5 inches

Inverter Protector

SVCLK

4

OCMADDR18

C422

0.1uF/16V

C496

0.1uF/16V

+

C484
22uF/16V

PBIAS

FSDATA26

FSDATA29

TXA1+

FSCAS

+5VP

AUDIO_SL1

11

SVCLK

ADC_G3

T41

NC

C511

0.1uF/16V

PR404

33  1/16W

 

1
2
3
4

8
7
6
5

C432

0.1uF/16V

To E_frame

Rin1+

10

FSBKSEL1

9

/FSDATAU27

C460

0.1uF/16V

R452

4.7K  1/16W

 

FSDATA4

/FSDQM0

/FSADDRU1

FSCLK+, FSCLK- should be routed like a differentail pair

To E_frame

+3.3V_LBADC

RXD

Q405
PMBS3904

3

2

1

C474

0.1uF/16V

R409

33  1/16W

 

RED+

7

ADC_B3

C491

0.1uF/16V

/FSDATAU22

D400
LL4148

U404C
74LVC14

5

6

14

7

C421

0.1uF/16V

C485

0.1uF/16V

/FSADDRU7

FSADDR9

C470

0.1uF/16V

R406 240  1/16W

 

U404D
74LVC14

9

8

14

7

W_ENABLE

10

TXAC-

/FSADDRU2

MSTR_SDA

C480
0.1uF/16V

C467

0.1uF/16V

PR406

33  1/16W

 

1
2
3
4

8
7
6
5

Minimize trace length difference between DQS and data and
among the data lines

G

08. GM1601

 

D

8

12

Thursday, October 20, 2005

Title

Size

Document Number

Rev

Date:

Sheet

of

Remote

10

V1_Vs

6

/FSCAS

9

SOGOUT

6

ADC_G2

OCMADDR11

/FSDATAU20

/FSDATAU12

FSADDR0

SVDATA0

C459

0.1uF/16V

C473

0.1uF/16V

+3.3V_ADC

+3.3V_LVDSA

+3.3V_LVDSA

AUDIO_SL4

11

FSDATA19

/FSDATAU15

L405

0  1/8W

 

For 3230D I2C

FSDATA31

C458

0.1uF/16V

+

C494

22uF/16V

C437

0.1uF/16V

PR414

33  1/16W

 

1
2
3
4

8
7
6
5

TO LVDS Panal

HS_OUT

6

OCMADDR3

/RESET3.3V

C425

0.1uF/16V

C440

0.1uF/16V

+1.8V_DVI

/FSWE

FSCKE

FSDQM0

C462

0.1uF/16V

Rin2+

10

OCMDATA3

/FSDATAU28

OCMADDR19

/FSDATAU13

PR416

33  1/16W

 

1
2
3
4

8
7
6
5

From AD 9883

3VRST

3

ADC_R7

WP

C441

0.1uF/16V

+3.3V_DIG

VIDEO_SL1

2

FSDATA22

MSTR_SCL

TO Flash ROM 29LV040B

+5VP

FSDATA20

U400

24LC32-SN

SOP-8

1
2
3
4

5

6

7

8

A0
A1
A2

VSS

SI

SCK

WP

VCC

C495

0.1uF/16V

TO FRAME MEMORY MT46V2M32LG-4

FSCLK-

9

OCMDATA0

FSCLK-

R400

10K  1/16W

 

To 4052 Audio IN Selector

+3.3V_DIG

OCMDATA1

FSADDR5

R424

1K  1/16W

 

ACK

10

FSBKSEL0

C498

0.1uF/16V

+3.3V_DIG

STB

10

ADC_B2

MSTR_SCL

PPWR

R438
3.3K  1/16W

 

AD_Clamp

6

FSDATA2

OCMDATA6

TXA3-

C499

0.1uF/16V

R413

1K  1/16W

 

From AD 9883 & E_frame

ADC_R3

/FSDATAU18

U405

TCM810L

1

2

3

GND

RST

VCC

C507

0.1uF/16V

C451

0.1uF/16V

C455

0.1uF/16V

PWM0

OCMADDR0

XTAL

R450 0  1/16W

 

To E_frame

ADC_R2

R437

10K  1/16W

 

C443

0.1uF/16V

+2.5V_DDR

/FSDATAU26

C453

NC

R439

2.7K  1/16W

 

X400

14.318MHz

D401

LED

+5VP

FSDQS

9

FSDATA18

ADC_B5

ADC_G5

C468

0.1uF/16V

PR413

33  1/16W

 

1
2
3
4

8
7
6
5

+5VP

/FSADDRU0

/FSDATAU9

OCMADDR15

CN403
CON8A

1

2

3

4

5

6

7

8

VD_RST

4,10

FSDATA0

FSDATA7

OCMDATA5

+

C489

22uF/16V

R442 10K  1/16W

 

PR407

33  1/16W

 

1
2
3
4

8
7
6
5

+5VP

/FSDATAU30

C481
0.1uF/16V

T46

NC

PR411

33  1/16W

 

1
2
3
4

8
7
6
5

Place Series termination resistors on bidirectional lines-DATA and DQS
midway between gm1601 BGA and memory

RCLK+

10

FSDATA6

OCMADDR8

MSTR_SCL

To 4052 Video IN Selector

MSTR_SDA

4

Rin1-

10

FSWE

R415

220  1/16W

 

+3.3V_LVDS

KEY_I_1

10

OCMADDR17

TXAC+

ADC_G0

From AD9883 HSOUT & VSOUT

FSADDR1

+3.3V_DIG

SRS_ON/OFF

5

SVDATA4

C476
33pF

C492

0.1uF/16V

KEY_I_3

10

BLUE-

7

ADC_R4

/OCM_CS0

Q407
PMBS3904

3

2

1

C449

0.1uF/16V

C450

0.1uF/16V

+3.3V_PLL

+3.3V_DVI

VIDEO_SL2

2

VGA_CAB

7

OCMADDR16

C501

0.1uF/16V

C447

0.1uF/16V

C427

0.1uF/16V

ADC_B[0..7]

6

FSADDR4

SVDATA5

R441 10K  1/16W

 

C490

0.1uF/16V

/OCM_WE

9

VGA_SCL

7,10

R421
620  1/16W

 

R427

4.7K  1/16W

 

KEY_I_2

10

ADC_B6

C488

0.1uF/16V

C477
0.1uF

R440

2.7K  1/16W

 

From AD 9883

BACK_LIGHT_ADJ 10

V1_Hs

6

/OCM_CS

9

ADC_B7

OCMADDR10

/FSADDRU4

R412

220  1/16W

 

C433

0.1uF/16V

To 4052 Video IN Selector

BKLT_ON

ADC_B0

C431

0.1uF/16V

Q402
PMBS3904

3

2

1

R436

10K  1/16W

 

IR1

FSADDR7

TXA2-

PWM0

SVDV

R422

10K  1/16W

 

C426

0.1uF/16V

FSBKSEL0

9

ADC_B4

+1.8V_DVI

FSDATA3

ADC_R0

/FSDATAU25

C471

0.1uF/16V

+

C419

22uF/16V

C500

0.1uF/16V

Q400
AO4403

1

2

3

4

8

7

6

5

S1

S1

S1

G1

D1

D1

D1

D1

R455
0  1/16W

 

C479

0.1uF/16V

PPWR

Panal 5V B+ Enable

+3.3V_LVDSB

FSDATA30

ADC_G4

/OCM_CS2

/FSCAS

R418

1K  1/16W

 

DVI Input No use

 

 

Summary of Contents for LT2722

Page 1: ...HESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE O...

Page 2: ...Norcent LT2722 1 Revision List Version Release Date Revision History Model Name A00 Jan 09 2006 Initial Release EF84MGNKB2NCTMC...

Page 3: ...cification 13 3 1 Input Signal connector 13 3 2 Factory Preset Display Modes 14 4 Mechanical Instructions 15 5 Repair Flow Chart 21 6 White Balance Luminance Adjustment 26 7 BOM List 28 8 PCB Layout 5...

Page 4: ...ent YCbCr x 1 Audio channel L R x 1 Video Inputs HDTV YPbPr x 1 Audio channel L R x 1 Signal Input Analog D Sub 15 pin detachable cable PnP compatibility DDC2B Input frequency Analog FH 31 5 KHz to 80...

Page 5: ...Display Channel number on the right top corner MTS Press this key to activate Multichannel Television Sound Stereo or Mono sound PRE CH To display the previously selected TV channel TV VIDEO Select yo...

Page 6: ...bar display under the menu to assist in the operation of this equipment MAIN MENU Press the MENU button into the main OSD On Screen Display Adjust item include PICTURE PARAMETERS PC PARAMETERS AUDIO...

Page 7: ...st the time PHASE Adjust the phase of the graphic POSITION Adjust the position and angle of the graphic AUDIO SETTINGS BASS Adjust bass tone TREBLE Adjust treble tone SRS Switch SRS surround sound ON...

Page 8: ...he PIP off OFF or select the size SMALL MEDIUM LARGE of the PIP Can also be used to select one of two types POP PBP of dual graphics CHANNEL SETTINGS SYSTEM Used to choose between ANTENNA or CABLE CHA...

Page 9: ...w the instructions on the screen Once changed please remember your own password If you have forgotten your password please do the following POWER OFF MENU V CHIP MUTE to revert to the default password...

Page 10: ...he language English French or Spanish for the menu OSD LOCK Lock the selected configurations to prevent them from being overwritten SLEEP TIMER Configure the time for sleep mode INFORMATIONS Display t...

Page 11: ...to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separation between the equipment and receiver 3 Connect the equipment...

Page 12: ...ed to your home consult your dealer or local power company 14 Unplug this apparatus during lightning storms or when unused for long periods of time 15 Refer all servicing to qualified service personne...

Page 13: ...ing of the lead in wire to an antenna discharge unit size of grounding connectors location of antenna discharge unit connection to grounding electrodes and requirements for the grounding electrode See...

Page 14: ...unding The connector information is as follow 1 6 11 15 5 10 15 Pin Color Display Signal Cable Pin No Description Pin No Description 1 Red Video 9 No Pin 2 Green Video 10 Sync Ground 3 Blue Video 11 N...

Page 15: ...rtical Resolution Nominal Frequency KHz Sync Polarity Nominal Freq Hz Sync Polarity 720x400 31 5 N 70 1 P 640x480 31 5 N 59 9 N 640x480 37 9 N 72 8 N 640x480 37 5 N 75 N 800x600 37 9 P 60 3 P 800x600...

Page 16: ...722 15 4 Mechanical Instructions Step Figure Description Preparation Lay the LCD TV on a flat soft and clean surface Remove hinge cover Remove the hinge cover as the arrowheads Remove base Remove the...

Page 17: ...Norcent LT2722 16 Remove cover cable Push the clip as the arrowheads Remove back cover Remove the six screws Remove cover chin Remove the six screws...

Page 18: ...Norcent LT2722 17 Remove shield Remove the total six screws Remove main board Remove the four scres and disconnect he wire harnesses...

Page 19: ...2722 18 Remove power board Remove the six screws and disconnect the wire harness Remove main frame Remove the fourteen screws Remove speakers and bezel Remove the sixteen screws the left and right two...

Page 20: ...Norcent LT2722 19 Remove panel Remove the four screws...

Page 21: ...Norcent LT2722 20 Remove the four screws The end...

Page 22: ...ble to panel Replace Q401 Q400 Check U403 crystal X400 14 318MHZ Replace X400 Check power supply for 1 8V 2 5V and 3 3V Check relative circuit Replace U403 OK OK OK OK NO 5V NO Signal NG NG Check CN60...

Page 23: ...o Power Check CN606 Pin 3 4 12V Pin 5 6 5V Check Power Board circuit Check U701 input 5V U706 input 12V Check Q701 Q702 and PWR_ON control relative circuit U704 Pin2 8V U700 Pin2 1 8V U705 Pin2 2 5V U...

Page 24: ...main board or U403 Check U403 and relative circuit Replace keyboard NG NG OK Remote Control can t work Check IR Board J1 Pin 1 4 5V and voltage at Pin 3 will change when received signal Replace D600...

Page 25: ...and panel control circuit Check U403 crystal X400 14 318MHZ Check CN605 FPC cable and panel Replace X400 Check power supply for 1 8V 2 5V and 3 3V Check relative circuit Check CN300 Pin1 2 3 R G B an...

Page 26: ...604 output relative circuit and power supply 24V Check CN602 Pin3 4 and Pin1 2 are short when no ear phone plug Check earphone board Check U200 U105 output relative circuit Check TUNER Pin11 to U105 r...

Page 27: ...ALER Adjustment CO BR Contrast and Brightness adjust RG GG BG R G B Gain adjust RB GB BB R G B Bias adjust S9 S6 ST SH Save 9300 6500 TV AV S Video 480i Component 480P color temperature R9 R6 RT RH Re...

Page 28: ...C Adjust Video color temperature 1 Switch the chroma 7120 to RGB mode with press MODE button 2 Switch the MEM Channel to Channel 03 with up or down arrow on Chroma 7120 3 The LCD indicator on chroma...

Page 29: ...1 PIZZA BOX 1 PCS 45T 76 28 RN PE BAG FOR MANUAL 1 PCS 45T 88606 3 PE BAG FOR BASE 1 PCS 45T 88609 9 DE BAG 1 PCS 45T 88609 15 EPE COVER FOR BASE 1 PCS 45T 88626 5 PE BAG FOR MOUITOR 1 PCS 50T 500 1 C...

Page 30: ...4 65T306M1022BM Y1 CAP 001UF 250VAC MUR 1 PCS C915 65T306M1022BM Y1 CAP 001UF 250VAC MUR 1 PCS C970 65T306M2222BP Y1 CAP 0022UF 250V AC 1 PCS C907 67T 40K18116K 105C EC SHAP IN 1 PCS C930 67T215L102 6...

Page 31: ...OHM 1 10W 1 1 PCS R960 61V0805133 CHIPR 13KOHM 5 1 8W 1 PCS R961 61V0805152 CHIPR 1 5K OHM 5 1 8 1 PCS R914 61V0805191 2F 19 1K OHM 1 8W 1 1 PCS R957 61V0805200 9F CHIP 20 OHM 1 10W 1 1 PCS R958 61V0...

Page 32: ...S C953 65T0805104 32 CHIP 0 1U 50V X7R 1 PCS C956 65T0805104 32 CHIP 0 1U 50V X7R 1 PCS C965 65T0805104 32 CHIP 0 1U 50V X7R 1 PCS C959 65T0805334 22 0 33UF 10 25V X7R 080 1 PCS C946 65T0805471 31 CHI...

Page 33: ...5 11MM 1 PCS C944 67T 2154707NT 47UF 50V NCC 5 11MM 1 PCS C945 67T 2154707NT 47UF 50V NCC 5 11MM 1 PCS DC1205A3SMT DC TO DC BOARD FOR SMT 1 PCS CN801 33T800913Z H PIN HEADER 1 13 R A 1 PCS C806 67T215...

Page 34: ...0 64 22 OHM 5 2W 1 PCS R144 61T152M220 64 22 OHM 5 2W 1 PCS R145 61T152M220 64 22 OHM 5 2W 1 PCS R146 61T152M220 64 22 OHM 5 2W 1 PCS C609 64T176J104 0T 0 1UF 5 50 63V 1 PCS C610 64T176J104 0T 0 1UF 5...

Page 35: ...U404 56T4LVC 14 P 74LVC14ADT 1 PCS U403 56V 562 67 GM1501 BD 1 PCS U200 56V 593 6 M62438FP SOP 10 1 PCS Q117 57T 417 4 CHIP PMBS3904 BY PHILIP 1 PCS Q201 57T 417 4 CHIP PMBS3904 BY PHILIP 1 PCS Q401 5...

Page 36: ...16 1 PCS PR602 61V 125473 8 CHIP ARRAY 47K OHM 1 16 1 PCS PR603 61V 125473 8 CHIP ARRAY 47K OHM 1 16 1 PCS PR604 61V 125473 8 CHIP ARRAY 47K OHM 1 16 1 PCS PR605 61V 125473 8 CHIP ARRAY 47K OHM 1 16...

Page 37: ...1 PCS R227 61V0603102 CHIPR 1K OHM 5 1 10W 1 PCS R229 61V0603102 CHIPR 1K OHM 5 1 10W 1 PCS R232 61V0603102 CHIPR 1K OHM 5 1 10W 1 PCS R233 61V0603102 CHIPR 1K OHM 5 1 10W 1 PCS R238 61V0603102 CHIPR...

Page 38: ...1 5 OHM 1 16W 1 PCS R150 61V0603182 CHIP 1 8K OHM 1 16W 1 PCS R237 61V0603182 CHIP 1 8K OHM 1 16W 1 PCS R319 61V0603220 CHIPR 22 OHM 5 1 10W 1 PCS R320 61V0603220 CHIPR 22 OHM 5 1 10W 1 PCS R321 61V0...

Page 39: ...4 7K OHM 1 16W 1 PCS R113 61V0603472 CHIP 4 7K OHM 1 16W 1 PCS R135 61V0603472 CHIP 4 7K OHM 1 16W 1 PCS R210 61V0603472 CHIP 4 7K OHM 1 16W 1 PCS R301 61V0603472 CHIP 4 7K OHM 1 16W 1 PCS R302 61V06...

Page 40: ...616 61V0603912 CHIP 9 1K OHM 1 16W 1 PCS R617 61V0603912 CHIP 9 1K OHM 1 16W 1 PCS L405 61V1206000 CHIP 0 OHM 1 8W 1 PCS R108 61V1206471 CHIP 470OHM 1 8W 1 PCS R132 61V1206471 CHIP 470OHM 1 8W 1 PCS R...

Page 41: ...454 65T0603104 12 CHIP 0 1UF 50V X7R 1 PCS C455 65T0603104 12 CHIP 0 1UF 50V X7R 1 PCS C456 65T0603104 12 CHIP 0 1UF 50V X7R 1 PCS C457 65T0603104 12 CHIP 0 1UF 50V X7R 1 PCS C458 65T0603104 12 CHIP 0...

Page 42: ...198 65T0603104 32 CHIP 0 1UF 50V X7R 1 PCS C211 65T0603104 32 CHIP 0 1UF 50V X7R 1 PCS C212 65T0603104 32 CHIP 0 1UF 50V X7R 1 PCS C214 65T0603104 32 CHIP 0 1UF 50V X7R 1 PCS C218 65T0603104 32 CHIP 0...

Page 43: ...414 65T0603104 32 CHIP 0 1UF 50V X7R 1 PCS C415 65T0603104 32 CHIP 0 1UF 50V X7R 1 PCS C416 65T0603104 32 CHIP 0 1UF 50V X7R 1 PCS C514 65T0603104 32 CHIP 0 1UF 50V X7R 1 PCS C515 65T0603104 32 CHIP 0...

Page 44: ...146 65T0603104 37 CHIP 0 1UF 50V Y5V 1 PCS C147 65T0603104 37 CHIP 0 1UF 50V Y5V 1 PCS C148 65T0603104 37 CHIP 0 1UF 50V Y5V 1 PCS C149 65T0603104 37 CHIP 0 1UF 50V Y5V 1 PCS C150 65T0603104 37 CHIP 0...

Page 45: ...5T0603471 31 CHIP 470PF 50V NPO 1 PCS C619 65T0603471 31 CHIP 470PF 50V NPO 1 PCS C620 65T0603471 31 CHIP 470PF 50V NPO 1 PCS C623 65T0603471 31 CHIP 470PF 50V NPO 1 PCS C624 65T0603471 31 CHIP 470PF...

Page 46: ...1UF 50V Y5V 1 PCS C110 65T0805473 32 CHIP 0 04IF 50V X7R 1 PCS C231 65T0805473 32 CHIP 0 04IF 50V X7R 1 PCS CP601 65V600M471 8T CHIP ARRAY 470PF 8P 1 PCS CP608 65V600M471 8T CHIP ARRAY 470PF 8P 1 PCS...

Page 47: ...C737 67T 312100 3 SMD EC 10UF 16V 85C B 1 PCS C739 67T 312100 3 SMD EC 10UF 16V 85C B 1 PCS C740 67T 312100 3 SMD EC 10UF 16V 85C B 1 PCS C741 67T 312100 3 SMD EC 10UF 16V 85C B 1 PCS C744 67T 312100...

Page 48: ...3 SMD EC 47UF 16V 85C D 1 PCS C720 67T 312470 3 SMD EC 47UF 16V 85C D 1 PCS C727 67T 312470 3 SMD EC 47UF 16V 85C D 1 PCS C733 67T 312470 3 SMD EC 47UF 16V 85C D 1 PCS C213 67T 312479 3 SMD EC 4 7UF...

Page 49: ...PCS L657 71T 57G601 BEAD 1206 600 OHM 1 PCS L700 71T 57G601 BEAD 1206 600 OHM 1 PCS L701 71T 57G601 BEAD 1206 600 OHM 1 PCS L702 71T 57G601 BEAD 1206 600 OHM 1 PCS L704 71T 57G601 BEAD 1206 600 OHM 1...

Page 50: ...1 PCS 33V4659 1 C LENS REMOTE 1 PCS 34T1302 GM 5A REAR COVER 1 PCS 34T1402HGN20A BEZEL 27 S2 A2 1 PCS 34T1404 GM A COVER CHIN2 1 PCS 34T1432 GN L STAND 2 1 PCS 34V1307 GN L COVER STAND F 1 PCS 34V130...

Page 51: ...0 1GCJ TACT SWITCH TSPB 2 NP 1 PCS S605 77T 600 1GCJ TACT SWITCH TSPB 2 NP 1 PCS S606 77T 600 1GCJ TACT SWITCH TSPB 2 NP 1 PCS TP600 95T 900576 HARNESS 1 PCS R605 61V0603100 2F 10K 1 1 10W 1 PCS R610...

Page 52: ...Norcent LT2722 51 8 PCB Layout 8 1 Main Board...

Page 53: ...Norcent LT2722 52...

Page 54: ...Norcent LT2722 53...

Page 55: ...Norcent LT2722 54...

Page 56: ...Norcent LT2722 55 8 2 Power Board...

Page 57: ...Norcent LT2722 56...

Page 58: ...Norcent LT2722 57 8 3 Key IR Board...

Page 59: ...Norcent LT2722 58 8 4 Earphone Board...

Page 60: ...Decoder 74HC4052D 74HC4052D TV audio SIF YCrCb Audio YPrPb Audio Audio 1 Audio 2 PC Audio NOTE AV2 and S VIDCO USE the same Audio Input Speaker 5W x 2 Power Genesis 1501 Scalar OSD ADC LVDS MCU 27 in...

Page 61: ...Norcent LT2722 60 9 2 Power Board...

Page 62: ...Norcent LT2722 61 9 3 Exploded View...

Page 63: ...A CONTENTS B 1 12 Thursday October 20 2005 Title Size Document Number Rev Date Sheet of 6 11 11 Audio 01 Contents Revision History Johnny 8 Author 12 9 Draft Release 08 GM1501 1601 10 04 VPC3230D 2 06...

Page 64: ...C 0 1uF L111 600 OHM C155 0 1uF R178 100 1 16W C170 47pF C156 100uF 16V R144 22 2W R172 33 1 16W SOURCE_L2 11 C183 2 2uF 16V U105 MSP3425G 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 2...

Page 65: ...2 3 4 6 U102 AIC1117 33CY 3 2 1 VI VO GND L101 600 OHM D25 R127 10K 1 16W C114 0 1uF A12V To 3230D L100 5 6uH C134 47uF 16V R141 220 1 16W D33 C150 0 1uF R139 10 1 16W C112 560pF C146 0 1uF R147 470 1...

Page 66: ...3 22 23 24 26 38 51 27 28 29 30 33 43 53 35 34 52 63 58 36 32 31 8 9 10 12 14 17 19 21 25 37 39 40 41 42 44 45 46 47 48 49 50 57 56 55 54 62 61 60 59 67 66 65 64 68 72 71 70 69 73 74 75 76 77 79 78 80...

Page 67: ...11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 8 9 RREF VSS_A VDD VIN INTRO SDA SCK SDO BOX RED VSS GREEN BLUE SEN HIN SMS VIDEO CSYNC LPF R215 470 1 16W SRS R207 31 6K 1 16W FB 4 C208 0 0047uF C216 0 068uF T...

Page 68: ...4 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80...

Page 69: ...F C304 10uF 16V C315 10uF 16V R312 75 1 16W GREEN R305 75 1 16W D304 BAV99 1 2 3 C307 NC 5VD_AVIE GREEN 8 C310 47pF VGA_RIN L302 0 1 16W VGA_VIN ZD300 MLL752A R310 150 1 16W R301 4 7K 1 16W SCALER_AVS...

Page 70: ..._CONNECT RXC RXC RX2 RX2 RX1 RX1 RX0 RX0 REXT LBADC_IN1 LBADC_IN2 LBADC_IN3 NO_CONNECT BLUE BLUE GREEN GREEN RED RED SOG NO_CONNECT TCLK XTAL NO_CONNECT ACS_RSET_HD GPIO_G06_B0 GPIO_G06_B1 GPIO_G06_B2...

Page 71: ...CMADDR11 OCMDATA5 C514 0 1uF FSDATA 0 31 8 19 LOW 2 5V_DDR OCMADDR4 FSADDR10 FSCLK 2 5V_DDR1 R405 10K 1 16W C521 0 1uF OCMADDR15 OCMADDR14 Serial_Interface_Debug2 3 3V_DIG1 OCM_RE C404 0 1uF BOOTSTRAP...

Page 72: ...70pF 5VP C678 68pF Comp_L 11 ACK 8 DAT 8 CN600 CONN 1 2 3 4 5 6 7 8 9 10 C673 470pF DVD_R L638 120 OHM C669 470pF Rin1 8 C657 68pF VGA_SDA 7 8 L643 120 OHM L609 600 OHM Audio_R 11 VGA_SCL L627 150 OHM...

Page 73: ...HDTV_L 10 R617 3 9K 1 16W AUDIO_SL1 1 24V AV1R C695 0 0056uF X R619 100K 1 16W AUDIO_SL2 C632 100uF 16V R623 1K 1 16W L637 600 OHM 5VA 5VD SOURCE_R2 2 R606 100K 1 16W C620 470pF R625 100K 1 16W X D60...

Page 74: ...16V C727 47uF 16V 3 3VA L700 600 OHM L706 600 OHM C700 0 001uF L712 600 OHM 3 3V_ADC 3 3V_PLL 3 3V_DVI For GM1601 Q701 AO4403 1 2 3 4 8 7 6 5 S1 S1 S1 G1 D1 D1 D1 D1 L711 600 OHM R703 3K 1 16W Q703 P...

Page 75: ...PC123FY2 4P 1 2 4 3 Q943 IRFB3415 R918 N C R960 13K 1 10W C925 50V_47uF C955 470uF 35V C936 0 01uF 50V R910 10K 1 10W P1 1 Q946 2SA733P C911 0 001uF ZD902 RLZ20B C912 0 47uF 25V C913 0 01U R904 47 1 1...

Page 76: ...uH C806 470uF 10V C803 1000PF C810 1000PF R804 22 1 4W R801 36K 1 16W D801 SSM54 Q801 AO4411 1 2 3 4 8 7 6 5 S1 S1 S1 G1 D1 D1 D1 D1 C805 470P R802 62K 1 16W C801 220uF 25V C807 470uF 10V 5V 2 5A CN80...

Page 77: ...E_Sel S603 VOL_UP S604 VOL_Down R607 5 1K CN600 CONN 1 2 3 4 5 D601 LED R603 5 1K C603 0 1uF 5VP R604 15K R605 10K C602 100uF 16V CN600 CONN 1 2 3 4 5 R609 100 1 16W D600 1 3 2 DATA VCC GND FOR EMI R6...

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