background image

GND

GND

T

T

GND

GND

GND

GND

GND

GND

GND

T

T

DD-MM

.............

...........

DD-MM

DD-MM

DD-MM

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

DD-MM-YY

......

TELEPHONE

ADDRESS2

ADDRESS3

ADDRESS1

ON:
BY:

CHECKED

DRAWN

DESIGNATION

DATE

DESCRIPTION

Last modif

NAME

Index-Lab

SBU :

ON:

BY:

OF  :

PAGE:

A

1

2

3

THIS DRAWING CANNOT BE COMMUNICATED TO UNAUTHORIZED PERSONS COPIED UNLES S PERMITTED IN WRITING

4

5

6

7

8

F

E

D

C

B

A

8

7

6

5

4

3

2

1

F

E

D

C

B

FORMAT DIN A3

Last saved :

TCLNO:

TCL

T

T

T

T

T

T

RED

YELLOW

BLUE

BLACK

YELLOW

GREEN

T

T

RED

WHITE

WHITE

RED

T

GND

T

T

T

T

VCC

D-

D+

GND

CLOSE TO SOC

AV IN 1

YPBPR_AV2_IN

AV OUT

USB

(5)

(5)

(5)

(5)

(5)

(5)

(5)

CLOSE TO SOC

(5)

(5)

(5)

CLOSE TO SOC

(5)

CLOSE TO SOC

(5)

AV1_L

AV1_R

AV1_R

AV1_L

1

2

3

4

P302

F12

F10

F3

AV1_V

HD_L

AV1_R

HD_R

AV1_V

HD_PR

C306

220U

16V

1

4

2

5

3

6

P301

HD_R

SPDIF

C313

33P

R323

220R

SPDIF_OUT

C312

0.1U

R316

100R

C316

2U2

C317

2U2

0.047U

C318

AV1_R_IN

AV1_L_IN

AV1_V_IN

HD_L

HD_R

R310

47R

R309

47R

R305

47R

0.047U

C309

R311

10R

C304

1000P

0.047U

C305

0.047U

C308

C303
560P

C302
560P

C301

560P

C319

560P

HD_PB

HD_Y/AV2_IN

HD_PB

1

4

2

5

3

6

7

8

9

P303

C314

2U2

HD_Y/AV2_IN

R308

12K

12K

R307

R326

2R2

R327

2R2

HD_PB

F7

HD_PR

75R

R328

F8

R303

10K

R325

120R

GND8

GND9

HD1_L_IN

R306

75R

C307

0.1U

F4

USB_5V

F14

F13

_IN

_IN

USB2_D-_IN

USB2_D-_IN

USB_5V1

USB2_DM

USB2_DP

GND7

HD_PR

R324

75R

R329

75R

12K

R322

12K

R318

R304

10K

R302

10K

R301

10K

3

10

1-26-2013_12:46

HD1_R_IN

H

HD1_PB_IN

HD1_SOG_IN

HD1_PR_IN

HD_Y/AV2_IN

HD_L

C310

2U2

F11

F9

AVOUT1_V

AVOUT1_V

SPDIF

SPDIF

AV1_V

GND5

AV1_L

5V

R319

10R

C320

10U

C315

0.1U

B

E

C

Q302

BT3906

C311

22P

NC/

15K

R317

NC/

R321
8K2

R312

1K

R320

150R

R314

220R

R313
470R

B

C

E

BT3904

Q301

R315

75R

AVOUT1_V_OUT

AVOUT1_V

Содержание L28E3500

Страница 1: ...rocedure 7 4 Block Diagram 2 5 Scheme Diagram 2 6 PCB Layout 27 7 Trouble Shooting 8 Explode Diagram 35 9 BOM List 36 This manual is the latest at the time of printing and does not include the modific...

Страница 2: ...lectric shock to the person The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the lite...

Страница 3: ...impact of any kind Be particularly careful not to damage the picture tube surface 9 Unplug this television set from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use...

Страница 4: ...ng conductors location of antenna discharge unit connection to grounding electrode and requirements for the grounding electrode 15 2 Note to CATV system installer Only for the television set with CATV...

Страница 5: ...durein youroperatinginstructions do not attempt any further adjustment Unplug the set and call your dealer or service technician 22 Whenever the television set is damaged or fails or a distinct change...

Страница 6: ...ssis MS82MT LA Viewing Angle H V 178 178 Certification CB Life Time 30 000hrs Power Supply AC 100V 240V 50 60Hz Color 16 7M Power Consumption TV on 35W SOUND Power Consumption Standby 1W Speakers Inte...

Страница 7: ...TCL Multimedia Technology Holdings Ltd R D Center Alignment Procedure MS82MT AP LA Chassis Version 1 0 Release Date 2013 03 26 PREPARED BY Kangwei DATE 2013 03 26 APPROVED BY DATE...

Страница 8: ...Service Menu 10 3 5 PARAM SETTING MENU 11 3 6 Hotel Menu 12 4 Steps of debugging 13 4 1 Device 13 4 2 steps of debugging 13 4 3 ADC calibration 13 4 4 White Balance adjustment 14 4 5 White Balance ad...

Страница 9: ...esign Menu Service Menu and Hotel Menu Factory Menu covers all indispensable functions during manufacture such as White Balance Adjustment ADC Calibration USB Upgrading e g while the items under Desig...

Страница 10: ...nsure user cannot access to Factory Menu after executing the item OK NVM RESET DO Restore default value except WB and ADC data OK SET FAC CH DO Preset the channel table of factory Option HZ WX EGYPT E...

Страница 11: ...4096 Gain of G channel cannot be changed after auto calibration OK B GAIN 4096 Gain of B channel cannot be changed after auto calibration OK R OFFSET 0 Offset of R channel cannot be changed after auto...

Страница 12: ...ature you intend to adjust Three groups of color temperature Normal Warm Cool are available for each source OK R GAIN 2 Gain of R channel cannot be changed after auto calibration OK G GAIN 0 Gain of G...

Страница 13: ...D OK SERVICE MENU Provide many useful information for aftersale service Please reference to SERVICE MENU submenu OK PARAM SETTING Include volume brightness contrast saturation hue sharpness backlight...

Страница 14: ...OP MENU Name Default Description Status VOLUME 30 Volume setting 0 100 adjustable OK PIC MODE STANDARD Picture mode Options BRIGHT SOFT PERSONAL STANDARD OK SOUND MODE STEREO Sound effects Options STA...

Страница 15: ...Control Exclusively used by R D OK DBC ENABLE Dynamic Backlight Enable Exclusively used by R D OK BP Parameter of DBC Exclusively used by R D OK CP Parameter of DBC Exclusively used by R D OK DBC MOD...

Страница 16: ...the available options SERVICE MENU Product Info Name Default Description Status SW NO Software virtual code of Main Software OK DATE Release date time OK Project Name Model of product OK SIACP Version...

Страница 17: ...item and to enter menu PARAM SETTING MENU Setting menu Name Default Description Status Brightness Curve Brightness curve Exclusively used by R D OK Contrast Curve Contrast curve Exclusively used by R...

Страница 18: ...K MAX VOL 100 Max volume OK AUTO SET OFF The switch of PIC SOUND etc When it is ON these items are selectable OK PIC MODE Standard Picture mode OK SOUND MODE STEREO Sound mode OK POWER VOL 50 Default...

Страница 19: ...BOM about Project ID number D return to Factory Menu check the Product model E choose Factory Menu NVM RESET and press and wait until prompt OK appears F restart the set G according to the requiremen...

Страница 20: ...eed to be adjusted It is necessary to adjustment HDMI 1 firstly a signal and generator The pattern of the signal should be used are White Chroma2329 pattern113 and Grey pattern 114 The format of signa...

Страница 21: ...and grey equal to x y In addition to select COLORTEMP COOL WARM the adjustment method of COOL and WARM color temperature is same with that of NORMAL The color coordination we recommend is as follows D...

Страница 22: ...rogrammed before SMT by ALL 11 or other tools Note 1 The software for U502 and U702 can be program using ISP tool 2 Every set has its unique HDCP key which is purchased from suppliers or HDCP certific...

Страница 23: ...enu you can choose either a or b way below a In the first place press Menu button of remote control then select Contrast item of Picture submenu Finally press 9 7 3 5 consecutively b When the Factory...

Страница 24: ...can choose either a or b way below a In the first place press Menu button of remote control then select Contrast item of Picture submenu Finally press 1 9 5 0 consecutively b When the DESIGN HOTKEY it...

Страница 25: ...2MT AP LA Chassis Aliment procedure PRELIMINARY INFORMATION SUBJECT TO CHANGE 19 Check product information Product Information Remote Control name Power Supply name Audio Channel number Change project...

Страница 26: ...fix the problem a If the resolution of the panel of your set is 1366 768 HD panel you can press Menu and 4976 of remote control in series after turning on b If the resolution of the panel of your set...

Страница 27: ...U D104 MBRX14 R124 220R 12V_A 5 4 3 2 1 U106 RT9711 NC 5V D101 5V6 NC C110 10U NC C105 1U NC R102 4K7 NC C122 0 022U NC R118 2K2 R117 51K R116 30K R115 82K 1 2 3 6 5 8 4 7 U105 MP1494 C132 1000P VDDC...

Страница 28: ...VIN 4 300mA Caution TU_3V3 must be from LDO TDA18273 CAN_TUNER_ONBOARD_COMP SCH VER1 0 2012 7 25 1 2 3 4 U201 AS1117 3 3 7 3 4 5 1 2 6 TUN1 LT6 100NH 8 2NH LT5 0 047U CT22 100P CT23 IF_AGC 6800P CT32...

Страница 29: ..._R SPDIF C313 33P R323 220R SPDIF_OUT C312 0 1U R316 100R C316 2U2 C317 2U2 0 047U C318 AV1_R_IN AV1_L_IN AV1_V_IN HD_L HD_R R310 47R R309 47R R305 47R 0 047U C309 R311 10R C304 1000P 0 047U C305 0 04...

Страница 30: ...406 0 047U VGA_VS VGA_RXD R407 10K NC H1_HPD_OUT 4K7 R408 10K R413 H1_DET C404 1U R421 0R VGA_HS R402 75R 2K2 R403 R404 2K2 R422 100R R423 100R H1_SCL F29 F30 R420 100R R419 100R 100R R416 R415 100R R...

Страница 31: ...CS 200MA CLOSE TO IC 100mA total 200mA 600mA CONFIG GPIO SPI_SDI SPI_SCK SPI_CZ SPI_SDO F_WP 5 6 7 8 4 3 2 1 U502 CPP EN25Q32B 5V 0 1U C509 R511 100R L8 M11 K4 J9 H10 H9 R7 P7 P6 R5 R4 P4 G3 G2 K13 N...

Страница 32: ...TCLNO TCL 10 M SS VP 11 12 13 14 15 16 17 18 INV1 SGND SVRR OUT1 PGND OUT2 INV2 GND GND GND 5 5 5 C615 22U R610 10K 12V R609 220K R613 10K R611 22K B E C Q602 BT3906 R612 3K9 3V3_STB C614 1U C613 1U N...

Страница 33: ...6 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 U701 MST6M30QST TCON_SCL 5 6 7 8 4 3 2 1 U702 CPP M24C...

Страница 34: ...no picture Check the voltage of pin s of q208 2 1 Replace R270 and R271 Check the output of Q208 2 1 Check the voltage of g of Q208 OR replace Q208 Measure the wave of LVDS signal 1 2 Replace panel Ch...

Страница 35: ...e wave of pin 8 9 of U1 1 Check the voltage of pin 6 7 of u1 OK Replace u1 Check the circuit between U1 and U201 Check the U201 measure the wave of SDA and SCL 1 repair the circuit of U101 and Q102 OK...

Страница 36: ...Check the components between VGA YPbPr port and U201 1 Replace the bad VGA YPbPr no picture OK Check the components between VGA YPbPr port and U201 1 Replace the bad Software of U202 ok 1 Check U201 o...

Страница 37: ...in 3 13 of U602 2 1 Repair the 12v supply Check the pin 6 of u602 2 1 Check q607 q608 q609 1 2 Replace U602 or replace the wire of speaker check u601 and volume control Check the wave of PIN 4 12 of U...

Страница 38: ...ndby 5 0VSB OK 5 0V NG Check the voltage of pin s of q305 2 1 Check before Q305 Check the output of Q305 2 1 Check the voltage of g of Q305 OR replace Q305 Check U303 U304 short to Gnd 1 Replace the b...

Страница 39: ...The picture bad Replace the wire from P202A to t com Replace panel Replace the chassis NG Check the circuit between p202a and U201 Upgrade the software NG OK OK...

Отзывы: