TCL L28D2710PSA Service Manual Download Page 36 | Manualshive

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TCL L28D2710PSA Service Manual Download Page 36

6.Abnormal Display
OSD NG or picture NG.

OSD NG or picture NG.

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Summary of Contents for L28D2710PSA

Page 1: ...ication 3 Alignment Procedure 4 Block diagram 5 Scheme Diagram 6 Troubleshooting SORGH GUDZLQJ This manual is the latest at the time of printing and does not include the modification which may be made...

Page 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...

Page 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...

Page 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...

Page 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...

Page 6: ...on Brightness cd m2 typ 250 Sleep Timer Yes Contrast Ratio 3000 1 Teletext Yes Response Time G to G 6 5ms Panel Specification Basic Function Nicam Yes Viewing Angle H V 178 178 MTS Life Time Typ 30 00...

Page 7: ...pcs 1429 Net Weight With Stand Kg 3 3 Net Weight Without Stand Kg 3 2 Gross Weight With Packaging Kg 4 5 VESA Mounting Dimensions LxH mm 100 100 Optional Accessories Essential Accessories Default Oper...

Page 8: ...TCL IPC Alignment Procedure MS306 Series MODEL MS306 MS306B MS306C MS306D MS306G MS306P MS306BP MS306CP MS306DP VERSION V3 0 PREPARED BY Gongjunzan Zhangjin DATE 2014 1 24 APPROVED BY DATE IPC SJ FK02...

Page 9: ...ormat up to 1080p can be supported USB support image audio and video up to H 264 playing The whole process of alignment includes ADC calibration and White Balance adjustments 2 Factory Menu 1 Methods...

Page 10: ...NVM reset DO System initialization Restore all data except the White Balance and ADC data Only for R D OK 7 SET FAC CH DO Preset specific factory channels for specific factory Press left and right bu...

Page 11: ...rce Current Source Current Source TV AV1 AV2 YPbPr HDMI need adjustment OK COLOR TEMP NORMAL Medium Cool Ware OK R GAIN 128 R GAIN OK G GAIN 128 G GAIN OK B GAIN 128 B GAIN OK R OFFSET 128 R OFFSET OK...

Page 12: ...nu OK 7 HOTEL MENU Hotel submenu not adjust OK SHOP INIT submenu ITEMS Default Setting Description Status Volume 30 0 100 adjustable OK PIC MODE STANDARD Standard Bright Mild User OK SOUND MODE STEREO...

Page 13: ...rast Curve Contrast curve Exclusively used by R D OK Saturation Curve Saturation curve Exclusively used by R D OK Hue Curve Hue curve Exclusively used by R D OK Sharpness Curve Sharpness curve Exclusi...

Page 14: ...submenu ITEM Default Setting Description Status Erase HDCP Key Do Only for R D OK Reset HDCP Key Do Only for R D OK UsbHdcpkey Update Do Only for R D OK USBPortNumset 1 USB port number set 1 or 2 OK 5...

Page 15: ...initialize the set Note After step 9 Hotel Menu will be disabled by default Therefore if the order requires hotel function it is necessary to enable hotel function by set Design MENU Service Menu HOTE...

Page 16: ...Signal and generator The pattern of the signal should be used are White Chroma2329 pattern 113 and Grey pattern 114 The format of signal are respectively 720P for HDMI1 Chroma2329 Timing 69 PAL Chroma...

Page 17: ...C and White Balance automatically is out of the range of this file Please refer to the relevant technical file of HuiZhou factory of TCL 6 Chip list of software programming before SMT Following chips...

Page 18: ...u of the OSD choosing the contrast item and press 9 7 3 and 5 in series Factory Menu will appear in the left top of screen 2 Select the USB UPDATE item press left or right key to enter the update box...

Page 19: ...tically 3 Upgrading method 2 1 Press the MEUN button of Remote Control then select the Software Update U item in Option sub menu press left or right key to enter the update box 2 Press left button Sel...

Page 20: ...tively there you go the Design Menu 2 Select the SERVICE MENU item press OK and RIGHT button of the remote to enter submenu 3 Select the PROJECT ID item press OK or RIGHT button of the remote to enter...

Page 21: ...CB80902 COCB809 PICB81001 PICB81002 COCB810 PICB81101 PICB81102 COCB811 PICB81401 PICB81402 COCB814 PICB81601 PICB81602 COCB816 PICB81701 PICB81702 COCB817 PICNB101 PICNB102 COCNB1 PICNB201 PICNB202 C...

Page 22: ...0uF 0603 X5R 20 6 3V CM1 NC 0 01uF 0402 X7R 10 50V BL_EN RM2 NC GND RG17 NC 0ohm 0402 5 1 16W EE1 100uF 16V 20 6 3 5 5 105 Capxon EM2 NC 100uF 16V 20 6 3 5 5 105 Capxon VCC_Panel TEST POW_EN TEST 5V_M...

Page 23: ...V3_STB RK6 4K7ohm 0402 5 1 16W 3V3_STB GND DK2 Single LED RED 25mA 28mcd 638nm 1 9V 3 85 5 4m m DIP HL QK2 LMBT3904LT1G CK6 1uF 0402 X5R 20 6 3V RK16 1K2ohm 0402 5 1 16W 3V3_STB GND GND POWER CH CH VO...

Page 24: ...V GND R7 68ohm 0402 5 1 16W C29 0 047uF 0402 X7R 10 16V GND GIN2P VCOM GIN0M M SCL M SDA M SCL M SDA Demod_RST TSI_SYNC UART TX UART RX C42 1uF 0603 X5R 10 25V USB1_D_P USB1_D_N C30 NC 5pF 0402 NPO 5...

Page 25: ...UT0 AV OUT 2 1 4 3 AV2 NC RCA RCA Jack AV2 H Red White CH5 5 D14 Seal DIP CYB 3 2 2DW28B 2 100 R YK A K DV9 NC AVLC18S02003 A K DV8 NC AVLC18S02003 GND GND EU41 100uF 16V 20 6 3 5 5 105 Capxon VGA_RIN...

Page 26: ...1 GND 2 RX2 3 RX1 4 GND 5 RX1 6 RX0 7 GND 8 RX0 9 RXC 10 GND 11 RXC 12 CEC 13 NC 14 SCL 15 SDA 16 GND 17 5V 18 HPD 19 SHELL GND 22 SHELL GND 23 CNH1 161011041 GND 1 3 5 7 8 6 4 2 RPH1 4 10ohm 0402 5...

Page 27: ...3 RT13 0ohm 0402 5 1 16W RT14 0ohm 0402 5 1 16W TUNER_SDA TUNER_SCL M SCL M SDA RT5 NC 0ohm 0402 5 1 16W RT6 0ohm 0402 5 1 16W RT16 NC 0ohm 0402 5 1 16W IF_AGC_DM GND 1 2 3 4 5 6 7 RFT1 T 14 5 2 5 9 I...

Page 28: ...R 20 16V CL43 NC 0 1uF 0402 X5R 20 16V GND 5V_M GND 1V2_DEMO TEST GND CL44 NC 10uF 0603 X5R 20 6 3V 1V2_DEMO FB7 NC 0ohm 0402 5 1 16W VI 3 VO 2 ADJ 1 VO 4 UL1 NC NC LC1117CLTR33 Demo_3V3 CL2 NC NC 0 1...

Page 29: ...2Pin D2 5 D SNAP Fool proofing Red L 3 4mm DIP XFE LOUT LOUT ROUT ROUT QA1 LMBT3904LT1G RA2 4K7ohm 0402 5 1 16W RA5 4K7ohm 0402 5 1 16W RA1 4K7ohm 0402 5 1 16W AMP_MUTE AMP STB 3V3_STB 5V_M GND AMP S...

Page 30: ...ltage Differential Signal output from processor and input for panel O C Open Cell panel with source board BL Back Light light source for panel module g g f p LB LED Light Emitting Diode Bar light sour...

Page 31: ...1 No power No power LED RC or Key can not turn on TV Power LED no light no change No power LED RC or Key can not turn on TV Power LED no light no change...

Page 32: ...2 No Display Black Panel Back light is OK sound is OK but no picture...

Page 33: ...3 No back light Power LED logic OK sound OK but no picture Different from No Display Power LED logic OK sound OK but no picture Different from No Display...

Page 34: ...4 No sound O ll i l i h d One or all signal source without sound...

Page 35: ...5 Signal source no function One or several source no function One or several source no function...

Page 36: ...6 Abnormal Display OSD NG or picture NG OSD NG or picture NG...

Page 37: ...7 No tuning channels DTV or ATV no Channels DTV or ATV no Channels...

Page 38: ......

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