11. How to Enter Factory/Service Mode 11-1 12. How to update FW 12-1 13. Spare parts list 13-1 14. Complete Parts List 14-1 Appendix 1. Main Board Circuit Diagram 2. Main Board PCB Layout 3. Assembly Explosion Drawing LC-55LE541U Service Manual...
Page 3
Also, any unauthorized changes or modifications to Amtrak products will void the user’s authority to operate this device. Thus SHARP Will not be held responsible for the product and its safety. CE CERTIFICATION This device complies with the requirements of the EEC directive 89/336/EEC with regard to “Electromagnetic compatibility.”...
Chapter 1 Features Built in TV channel selector for TV viewing Built in HDTV, composite/Component video, HDMI ,ATV out and DTV out ,Audio line out, Audio optical out Built in auto adjust function for automatic adjustment of screen display Smoothing function enables display of smooth texts and graphics even if image with resolution lower than 1920x1080 is magnified Power saving to reduce consumption power too less than 0.5W On Screen Display: user can define display mode (i.e.
Chapter 2 Specification 1. TFT LCD CHARACTERISTICS TFT-LCD SKD model T550HVN06.0 Item Specification Panel T550HVN06.0 Display Pixels 1209.6 (H) x 680.4 (V) Active Screen Size 55 inch Color Depth 8bit+FRC, 16.7M Pixel Pitch 0.21 (W) x 0.63(H) mm Luminance of White (cd/m ) 350 (Typical);...
Page 7
(6) Do not touch, push or rub the exposed polarizer with glass, tweezers or anything harder than HB pencil lead. And please do not rub with dust clothes with chemical treatment. Do not touch the surface of polarizer for bare hand or greasy cloth.(Some cosmetics are detrimental to the polarizer.) (7) When the surface becomes dusty, please wipe gently with absorbent cotton or other soft materials like chamois soaks with petroleum benzine.
Page 8
(8) A screw which is fastened up the steels should be a machine screw. (if not, it causes metallic foreign material and deal LCM a fatal blow) (9) Please do not set LCD on its edge. 9-3. Electrostatic Discharge Control Since a module is composed of electronic circuits, it is not strong to electrostatic discharge.
Chapter 3 On Screen Display A. LED indicator display on the front LED indicator Status Remark AC power off By disconnecting the power cord White Power on Default: Off B. Specification and explanation of user control panel on the side i.
Page 10
This button allows the user to cycle through the input sources in the following sequence: TV, AV/Component, HDMI 1, HDMI 2, HDMI_SIDE, When the OSD is activated, the option can be confirmed pressing this button. SHARP On Screen Display MENU OSD Adjustment Main MENU A.
Page 11
PICTURE A. AV MODE (User/ Standard [Energy Star]/ Movie/ Game/ DYNAMIC/ Sport) B. BACKLIGHT (0~ 100) C. CONTRAST (0~ 100) D. BRIGHTNESS (0~ 100) E. COLOR (0~ 100) F. TINT (-50~ 50) G. SHARPNESS (0~ 20) H. SIZE & POSITION (Horiz. Position/ Vertical Position/ Horiz. Size/ Vertical Size) I.
Page 12
AUDIO A. SURROND (Off/ Movie/ News) B. AUTO VOLUME CONTROL (Off/ On) C. BASS (-12~ 12) D. TREBLE (-12~ 12) E. BALANCE (-10~ 10) F. LIP SYNC (0~ 5) G. TV SPEAKERS (Off/ On) H. AUDIO ONLY DIGITAL AUDIO OUT(Dolby Digital / PCM) J.
Page 13
SETUP A. NAME INPUT INPUT SOURCE (TV/AV IN/COMP/HDMI-1/HDMI-2/HDMI-3 (SIDE)) INPUT LABELS (Custom/Antenna/Blu-Ray/Cable/DTV/DVD/Game/Hi Def/PC/Sat/STB/VCR) SHOW KEYBOARD B. CEC LINK SETTINGS CEC LINK FUNCTION (Disable/ Enable) SYSTEM AUDIO CONTROL (Off/ On) DEVICE SEARCH C. MENU LANGUAGE (English/ French/ Spanish)) D. TIME & LOCAL SETTING TIME ZONE (Alaska/ Hawaii/ Pacific/ Mountain/ Central/ Eastern/ Atlantic/ Newfoundland/ Indiana/ Arizona) DAYLIGHT SAVING (Off/ On)
Page 14
CONFIDENTIAL – DO NOT COPY Page 3-6 File No. SG-0000245...
Page 15
A. ANALOG CLOSED CAPTION (Off/ CC1/ CC@/ CC3/ CC4) B. DIGITAL CLOSED CAPTION (Off/ CC1/ CC2/ CC3/ CC4/ CS1/ CS2/ CS3/ CS4/ CS5/ CS6) C. DIGITAL CC OPTIONS Caption Style (As Broadcast/Custom) Text Size (As Broadcast/Small /Standard/Large) Font (As Broadcast/ Playbill/ Newsprint/ Computer/ Modem /Casual/ Script/ Capitols) Color (As Broadcast/Black/White /Green/Blue/Red/Cyan...
Page 16
VIEW MODE A. NORMAL B. WIDE C. ZOOM D. PANORAMIC) CHANNEL A. TV MODE (Antenna/ Cable) B. AUTO CHANNEL SCAN C. PARTIAL CHANNEL SCAN Scan Mode (Analog & Digital/ Analog From Channel To Channel Start Scan D. FIND CHANNEL Enter Channel Number Add Channel E.
Page 17
SLEEP TIMER A. OFF B. 30 MINUTES C. 60 MINUTES D. 90 MINUTES E. 120 MINUTES F. 180 MINUTES Media Operation When USB disk is inserted or RCU USB button is pressed, USB selection / Media Type selection is showed up and can play Photo / Music / Video media. CONFIDENTIAL –...
Page 18
CONFIDENTIAL – DO NOT COPY Page 3-10 File No. SG-0000245...
Chapter 4 Factory preset timings This timing chart is already preset for the TFT LCD analog & digital display monitors. FHD video digital preset modes at HDMI Mode No. Resolution 480i 480p 720p 1080i 1080p Video input Mode No. Resolution 480i 480p 720p...
Page 21
IF-output level: 1Vp-p minimum Frequency: 57.00~861.00 MHz QAM system (supporting clear QAM) IF-output level: 1Vp-p minimum Frequency: 57.00~861.00 MHz AV/Composite Video (CVBS) Connector a. Frequency: H: 15.734KHz V: 60Hz (NTSC) b. Signal level: Video ( Y + C ):1Vp-p Sync (H+V):0.3V below Video (Y+C) c.
Page 22
Analog Audio Out a. Signal level: 2Vrms (Max) b. Impedance: 600Ω c. Frequency response: 20Hz-20KHz d. Connector type: RCA L/R Page 5-3 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
The operation of keypad There is keypad to control and to select the function of LC-55LE541U. Also, there is a LED to indicate the status of operation. (White ON) Page 7-1 CONFIDENTIAL –...
Page 27
MSD8220 Ⅰ. GENERAL DESCRIPTION The MStar MSD8220 family consists of a DTV front-end demodulator, a backend decoder and a TV controller and offers high integration for advanced applications. It combines a transport de-multiplexer, a high definition video decoder, an audio decoder, a dual-link LVDS transmitter, a mini-LVDS transmitter, an EPI transmitter and an NTSC/PAL/SECAM TV decoder with a 3D comb filter (NTSC/PAL).
Page 28
Functional Block Diagram Page 7-3 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 29
GENERAL FEATURE LIST MSD8220LBMP is a highly integrated single chip solution for digital ATSC TV system. Key features include: 1. Digital and Analog TV Front-End Demodulator 2. Multi-Standard A/V Format Decoder 3. The MStarACE6UC Video Processor 4. Home Theater Sound Processor 5.
Page 30
■ AVS Video Decoder Optional □ Jizhun profile, level 6.0 □ Max. resolutions up to 1920x1080@30fps □ Supports bit rate up to 20Mbps ■ Hardware JPEG □ Supports sequential mode, single scan □ Supports both color and grayscale pictures □ Following the file header scan the hardware decoder fully handles the decode process □...
Page 31
■ Analog RGB Compliant Input Ports □ Two analog ports support up to 1080P □ Supports PC RGB input up to SXGA@75Hz □ Supports HDTV RGB/YPbPr/YCbCr □ Supports Composite Sync and SOG Sync-on-Green □ Automatic color calibration □ AV-link support ■...
Page 32
- Arbitrary frame rate conversion □ MStar Professional Picture Enhancement: - Dynamic brilliant and fresh color - Dynamic Blue Stretch - Intensified contrast and details - Dynamic Vivid Skin - Dynamic sharpened Luma/Chroma edges - Global and local dynamic depth of field perception - Accurate and independent color control - Supports sRGB and xvYCC color processing - Supports HDMI 1.3 deep color format...
Page 33
■ ATSC/QAM Demodulator □ ATSC A/53 compliant 8VSB □ ITU-T J.83 Annex B, SCTE DVS-031 compliant 64/256QAM receiver □ Integrated 11-bit A/D converter (for optional external A/D converter support) □ All digital demodulation □ Integrated deinterleaver RAM for all modes (No need of external memory for deinterleaver) □...
Page 34
3. Thermal Characteristics 4. HDMI AC/DC Characteristics. 5. LVDS AC Characteristics. Page 7-9 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 35
Flash: MX25L3206EM2I-12G Page 7-10 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 36
Page 7-11 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 37
Page 7-12 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 38
Page 7-13 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 39
Page 7-14 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 40
Page 7-15 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 41
Page 7-16 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 42
Page 7-17 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 43
Page 7-18 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 44
Page 7-19 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 45
Page 7-20 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 46
Page 7-21 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 47
Audio Amplifier: TAS5705L Page 7-22 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Page 48
Page 7-23 CONFIDENTIAL – DO NOT COPY File No. SG-0000245...
Chapter 9 Trouble shooting (TV, COMPOSITE, VIDEO) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check DVD player 1. Check VIDEO signal 2. Check signal between U1 U1 input correct? (IF IN AV mode) 1. Check power system U1 : +3V3SB, +1.2V, U1 output correct? +1.8V_DDR2...
Page 54
HDMI ) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check host’s setting 1. Is JL2 connected good? 2. Is panel working ok? – Page 9-2 CONFIDENTIAL DO NOT COPY File No. SG-0000245...
Page 55
TROUBLE OF DC-DC CONVERTER Start The voltage is +19V 1. Check power cable connection JP1 CPE1 The voltage is +5V CPE7 The voltage is +3V3SB The voltage is +12V CPE9 The voltage is +1.15V C128 The voltage is +3.3V CPE5 The voltage is +1.8V CPE6 –...
Page 56
(TV_SIDE, AUDIO) IS NOT DISPLAY CORRECTLY Start 1. Check Audio source Input signal good? 2. Check the player of source 1. Check signal of Main Board 2. Check amplifier (UA1) Input correct? 1. Check MSD8220 audio out, MSD8220 Pin63~Pin66 Check signal correct? 1.
Chapter 10 Block Diagram System Block Diagram TCN4 TCN3 TCN6 TCN5 Mini-LVDS R Port LVDS Port Mini-LVDS L Port NOR FLASH NOR FLASH INTERFACE 32Mbit IR/POWER INDICATOR (SPDIF_OUT) SPDIF OUT SPDIF OUT UART Wave Audio DSP SPEAKER AMP MSD8220LB SPEAKER OUT NPCA110DA0YX TAS5707LPHP (LINEOUT_R/L)
Page 58
Power Tree vol. 20 AMPVCC TAS5707LPHP vol. 25 Imax=2.2A BEAD Irms=210mA +3.3V PWR19 +12V LVDSVDD JL2/JL3 UP18 4835P LVDS CONN AC ON Imax=540mA EUP3484 Irms=420mA Ipeak=1.05A FBL1 AUO 55" DC ON Ipeak=780mA BEAD Irms=3.52A (AUDIO MAX) +3V3SB UP17 5VSB UP15 EUP3484 2.2uH MSD8220LB...
Chapter 11 How to Enter Factory/Service Mode Enter Factory Menu 1. Let the TV under a input source TV, AV IN, Component or HDMI Not in the Setup Wizard or MMP 2. Press <MENU> key to show the Main Menu 3.
Chapter 12 How to update FW Update FW 1. Prepare a USB Flash Stick and format as FAT32 format. 2. Copy the upgrade file “MERGE.bin” into the USB Flash Stick. 3. Unplug the AC cable from the TV, let TV power off. (No AC power) 4.
Page 81
HDMI port 1 (Side HDMI port) UART_TX UART_TX UART_RX UART_RX 471511003 UH13 CASE HDMI_1_RX_2 C E C & A R C IO4_C IO4_R CASE HDMI_1_RX_2B HDMI_2_RX_0 HDMI_2_RX_0 4 IO3_C IO3_R HDMI_2_RX_0B HDMI_2_RX_0B 4 _HDMI_1_RX_2 HDMI_1_RX_1 HDMI_2_RX_1 HDMI_2_RX_1 4 IO2_C IO2_R MHL_CABLE_DET RH51 HDMI_1_RX_1B...
Page 82
Y P b P r 0 & A U D I O L I N E I N T O P N E A R L Y C o n n e c t o r N E A R L Y I C C O M P 1 i n p u t C170 1000pF/50V RGB1_SOG...
Page 84
L V D S I n t e r f a c e H D M I I n t e r f a c e +1.8V_DDR2 LINE OUT_MUTE LINE OUT_MUTE 10 LINE_OUT_L R7_RXO0- LINE_OUT_L 10 R7_RXO0- 13,14 LINE_OUT_R R6_RXO0+ LINE_OUT_R 10 R6_RXO0+ 13,14...
Page 85
PWR-ON/OFF PWR-ON/OFF 4 STANDBY STANDBY PWR-ON/OFF H :Power on L :Power off +3.3V +5VSB +3V3SB STANDBY POWER +3V3SB +3.3V Power RP65 RP55 CP27 AP2309GN UP15 0.1uF/16V SOT23_GSD LA8013A +3V3SB RP57 CP20 2.2uH/1200mA 0.1uF/16V LL4148WP 1206D CP23 10uF/10V 0.1uF/16V RP68 CP28 RP59 0.1uF/16V 100K_F CP10 RP62 0402R 10uF/10V...
Page 87
Block Diagram TCN4 TCN3 TCN6 TCN5 Mini-LVDS R Port LVDS Port Mini-LVDS L Port NOR FLASH NOR FLASH INTERFACE 32Mbit IR/POWER INDICATOR (SPDIF_OUT) SPDIF OUT SPDIF OUT UART Wave Audio DSP SPEAKER AMP MSD8220LB SPEAKER OUT NPCA110DA0YX TAS5707LPHP (LINEOUT_R/L) Line Out LINE OUT (VIFP/VIFM) TUNER...
Page 88
Power Tree vol. 20 AMPVCC TAS5707LPHP vol. 25 BEAD Imax=2.2A Irms=210mA +3.3V PWR19 +12V LVDSVDD JL2/JL3 UP18 4835P LVDS CONN AC ON EUP3484 Imax=540mA Ipeak=1.05A Irms=420mA FBL1 DC ON AUO 55" Ipeak=780mA Irms=3.52A (AUDIO MAX) BEAD +3V3SB UP17 5VSB UP15 EUP3484 2.2uH MSD8220LB...
Page 89
Tommy 20120327 Vincent 20120926 Change J1 from 1.25mm 5pin to 2.0mm 4pin KeyPad Order Change Change 0603 to 0402 Power MENU Input CH+ CH- VOL+ VOL- 20120816 +5VSB +5VSB Change 0402 to 0603 ADIN-1 ADIN-2 2K_F 2K_F 2K_F 1R25_1X4ML 1uF/16V POWER MENU INPUT...
Page 90
ME request change from DIP 2.0 180 degree to DIP 1.25 90 degree ME request change from DIP 1.25 90degree to DIP 1.25 180 degree +5V0 FM-A438FN-5CN 1R25S_1X4ML Vout 10uF/16V 0805/X7R +5V0 IR_Power NC/0.1uF/16V +5V0 LED1 0.1uF/16V LED WHITE M02-0603QZD NOTE : NC MEANS "NOT CONNECTED ON PCB BOARD"...
Page 91
PAGE REVISION SHEET NUMBER 1 of 4 AC INPUT & PFC SECTION 300V_PFC_DC_P (2Page) DP802 DP803 SD560B SD560B CP813 0.22nF 1000V BD801S TS6K60 TS4K DP808C BYV29X600 SOD113 BBP802 BBP801 LEAD BEAD LEAD BEAD TP801CS 180uH LPD6G-3PFC SA804 SA802 TSA-A1BC501N TSA-A1BC501N LX802S CP801S SQ231809...
Page 94
PAGE REVISION SHEET NUMBER Page 8 of 9 ETC. HEAT SINK SUPPORT LABEL LUG2 LUG1 Bar-Code Label @para1 @para2 GND_P LUG3 Bar-Code Label GND_S GND_S TRACE-LABEL @para1 @para2 GND_P_1 PRODUCTION TABLE PCB PRESS HOLE LEAD FREE MARK USER DATE NOTE AMTRAN 14.01.06.
Page 99
55.55T16.C03 T-CON ASS'Y for T550HVN06.0(AUO) 9LE171304019010 BASE BKT(SGCC 1.6t)(LC-55LE643U) 9LE172040030651 MAC. SCREW-MRF M3.0*6.0L, BLK-Ni 9LE172550040650 MAC SCREW-MI M4-0.7*6.0L ,Ni,NYLOR 9LE363202420189 IR BD ASS'Y SHARP (LC-32RA10U_NS6738S) 9LE172130030620 TAP. SCREW-TF #3.0*6.0L,Ni 9LE046010060640 A2001-6/P24014 10368#28 700mm(4A) G/Y HF 9LE170110000700 BASE FOOT (SILICON RUBBER/ D18.0*2.0t)(447C) 9LE046010100360...