Download
Share
Print this page
Polaroid TLA-01901C Service Manual
  1. Manuals
  2. Brands
  3. Polaroid Manuals
  4. Monitor
  5. TLA-01901C - 19" LCD TV
  6. Service manual
Polaroid TLA-01901C Service Manual

Polaroid TLA-01901C Service Manual

Hide thumbs Also See for TLA-01901C:

Advertisement

Quick Links

Download this manual See also: User Manual
TLA-01901C Service Manual
1

Advertisement

loading

Related Manuals for Polaroid TLA-01901C

Summary of Contents for Polaroid TLA-01901C

  • Page 1 TLA-01901C Service Manual...
  • Page 2 ……………………………………39 Chapter 6 - The flow of software update and noticeable proceedin g……………………………………41 Annex ： 1、 TLA-01901C Circuit diagram 2、 TLA-01901C exploded mechanical diagram *Annex parts hasn’t been attached in this file. They will be provided in separated files.
  • Page 3 Chapter 1 - Specifications and Composition 1、Models of the chassis LS16：TBD LS16W： TLA-01901C 2、Main Feature Input ， including CATV Function(capable compatible receiving NTSC/ATSC/CLEAR-QAM ). Capable of receiving the program of ATSC/NTSC within 54MHZ – 803MHz. ● AV Input ● HDMI Digital Signal Input ●...
  • Page 4 IC. See the IC frame as below: K Panel LCD Panel Power Board Speake IR Panel L V D S TDA1517 +12V TL062 MSD116 S-FLASH Main Board MSD809 MST3383 TUNER YPbPr HDMI 4、PCB assembly introduction： LS16 and LS16W LCD TV is mainly composed of AV Board , Remote Receiver Board, Local Key Board and Main Board.
  • Page 5 PCD Assembly: Parts Function Description Main Board module is the core of LCD TV signal processing. Under the control of the System Control Circuit, It undertakes the task of converting the external input signal into the unified digital signal that the LCD screen could identify 。 After RF signal processed by tuner, It was sent to the main chip (analog signal was sent to MSD116 for processing ,and digital signal was sent to MSD809 for decoding first and then to MSD116 for processing ),...
  • Page 6 Chapter 2 - Brief introduction of the main integrated circuit function 1、LS16 and LS16W Chassis Main ICs and function： Main Board Number Position Part Number Main function 24LC02 EEPROM U12,U6 24LC512 EEPROM MSD809 Demodulator MST3383AMCK-LF-170 HDMI Decoder DTVS205CH201A Tuner MSD116L Video and audio processor.
  • Page 7 PIN FUNCTION DESCRIPTION： PIN NAME DESCRIPTION not connected not connected not connected not connected not connected not connected RF AGC not connected IF OUT (+) digital IF IF OUT (-) digital IF IF AGC EXTERNAL TP(IF) CLOCK DATA analog demod analog demod CVBS analog demod...
  • Page 8 2.2 MSD116L GENERAL DESCRIPTION: The MSD116L is a highly integrated SOC for LCD/PDP DTV applications with resolutions up to SXGA/WXGA+.It is configured with an integrated triple-ADC/PLL, a multi-standard TV video and audio decoder, a DTV video and audio decoder, a video de-interlacer, a scaling engine, the MStarACE-3 color engine, a graphics engine, an 8-bit MCU and a built-in output panel interface.
  • Page 9 SDRAM controller to support up to 48-bit data bus Supports serial flash with up to 2M address Two I2C interfaces in master/slave mode One IR receiver input with power-down wakeup 256-LQFP package Operating at 1.8V (core) and 3.3V (I/O and analog) PIN FUNCTION DESCRIPTION：...
  • Page 10 ohm to Ground HSYNC0 Schmitt HSYNC / Composite Sync for VGA Input Trigger from channel 0 Input w/ 5V-tolerant VSYNC0 Schmitt VSYNC for VGA Input from channel 1 Trigger Input w/ 5V-tolerant HSYNC1 Schmitt HSYNC / Composite Sync for VGA Input Trigger from channel 1 Input w/...
  • Page 11 LVDS B-Link Channel 2 Negative Data LVB2M Output Output LVDS B-Link Channel 2 Positive Data LVB2P Output Output LVBCKM Output LVDS B-Link Negative Clock Output LVBCKP Output LVDS B-Link Positive Clock Output LVDS B-Link Channel 3 Negative Data LVB3M Output Output LVDS B-Link Channel 3 Positive Data LVB3P...
  • Page 12 129, SDR_BA[1:0] Output SDRAM Bank Select 168- 161, 157- 150, SDR_DQ[31:0] SDRAM Data Bus 124- 117, 114- SDR_RASZ Output SDRAM Row Address Strobe; active low SDRAM Column Address Strobe; active SDR_CASZ Output SDR_WEZ Output SDRAM Write Enable 169, SDRAM Data Mask for Low Byte; active 149, SDR_DQM[3:0] Output...
  • Page 13 Audio Input/Output Interface Reference Ground for SIF Audio Input SIF0M Analog Input Channel 0 SIF0P Analog Input SIF Audio Input Channel 0 SIF1P Analog Input SIF Audio Input Channel 1 Reference Ground for SIF Audio Input SIF1M Analog Input Channel 1 I2S_OUT_MCK Output Audio Master Clock Output...
  • Page 14 Output Power Pins AVDD_ADC 3.3V Power ADC Power AVDD_SIF 3.3V Power SIF Power AVDD_AU 3.3V Power Audio Power AVDD_SDRPLL 3.3V Power SDRPLL Power AVDD_LPLL 3.3V Power LPLL Power AVDD_XTAL 3.3V Power XTAL Power 160, VDDC 1.8V Power Digital Core Power 200, 115, 135,...
  • Page 15 The MST3383AMCK integrates the HDMI compliant receiver for enabling advanced digital display devices such as digital TVs, plasma displays, LCD TVs and projectors to receive and display. Compatible with the HDMI 1.2 specification, the MST3383AMCK enables consumer electronic devices to receive uncompressed, high quality, digital audio and video HD content over a single, low-cost HDMI cable.
  • Page 16 PIN FUNCTION DESCRIPTION： CPU Interface Pin Name Pin Type Function Schmitt Trigger HWRESET Hardware Reset; Active High Input w/ 5V-tolerant Input w/ Serial Interface Address Input 5V-tolerant Input w/ 2-Wire Serial Bus Clock Input 5V-tolerant I/O w/ 2-Wire Serial Bus Data I/O 5V-tolerant Output w/Pull-Down...
  • Page 17 Input Channel 2 DVI/HDMI Positive DVI/HDMI Input for Data RX2P Input Channel 2 DVI/HDMI Negative DVI/HDMI Input for Clock RXCKN Input Channel DVI/HDMI Positive DVI/HDMI Input for Clock RXCKP Input Channel Misc. Interface XOUT Crystal Oscillator Output Crystal Oscillator Input External Resistor 390 Ohm connected REXT to AVDD_DVI...
  • Page 18 w/Pull-Down Resistor Output w/ MCKO pull-Down Audio Master Clock Output Resistor Output Audio SPDIF Output; 4~12 mA Driving SPDIFO w/Pull-Down Strength Programmable by User Resistor Power Pins 4, 29, 113, AVDD_DVI 3.3V Power DVI Power Supply 119, 126 AVDD_MPLL 3.3V Power Master PLL Power Supply AVDD_AUPLL 2.5V Power Audio PLL Power Supply...
  • Page 19 External ADC @24.69MHz Optional dual AGC 49.38111MHz oscillator or crystal is used for reference clock 100-pin TQFP package Low power consumption Sleep mode and auto recovery mode 3.3V/1.2V operation 8-VSB ATSC Receiver ● Integrated de-interleaver RAM for VSB FEC Symbol timing recovery range up to ± 200ppm Carrier recovery range up to ±...
  • Page 20 61, 68, 85, 92, 94 PK_DATA[7:0] MPEG Transport Stream Data 5-8, 11-14 15, 27, VDD33OPH Power Pad Power (3.3V nominal) 41, 60, 75, 99 16, 74, VSSOH Power Pad Ground RESET_N System Reset TEST_BIRA Connected to GND 24, 23, TEST_SIG[3:0] I Connected to GND 20, 19 PK_CLK...
  • Page 21 Test Mode Selection (Connected to 42, 43, TEST_SEL[4:0] I GND) 46-48 VDD12T_ABB Power PLL Power (1.2V) 51, 56 VSST_ABB Power PLL Ground VBB_ABB Power PLL Bulk Ground FILTER PLL Filter VSSBB_ABB Power PLL Ground OSC_XIN Crystal Input OSC_XOUT Crystal Output CLK_EXT_ADC Clock for External ADC 64-67,...
  • Page 22 Analog Input VSSBBTH_ABB Power Analog Sub Bias for ADC (Ground) IF_GAIN Sigma-delta IF AGC TU_GAIN Sigma-delta Tuner AGC GPIO_OUT1 GPIO_FEC Lock GPIO_OUT0 TUNER_SCL MSD809 Functional Block Diagram ： 2.5 TDA1517 Description： GENERAL DESCRIPTION: The TDA1517P is an integrated class-AB output amplifier contained in a plastic heatsink thin shrink small outline package (HTSSOP20/16).
  • Page 23 Requires very few external components ● Flexibility in use: mono Bridge-Tied Load (BTL) and stereo Single-Ended (SE); it ● should be noted that in stereo applications the outputs of both amplifiers are in opposite phase High output power ● Low offset voltage at output (important for BTL) ●...
  • Page 24 PIN FUNCTION DESCRIPTION： PIN NAME DESCRIPTION not connected not connected non-inverting input 1 IN1+ signal ground SGND supply voltage ripple rejection SVRR not connected not connected output 1a OUT1a output 1b OUT1b power ground 1 PGND1 power ground 2 PGND2...
  • Page 25 output 2a OUT2a output 2b OUT2b not connected supply voltage 1 supply voltage 2 mode select switch MODE inverting input 2 IN2− not connected not connected...
  • Page 26 Chapter 3 - Analysis of the Signal process Flowchart and Key Point Measure Data The chapter mainly introduces the receive and dispose of the video and audio signal , the power supply system and system control process of this TV. 1.
  • Page 27 CON1 L8 Output U4(MP1411DH) PIN 1 ，2 （for 116 ,1.8V） U31（TDA1517）PIN 7 CON4 U3(7314) U32、U33 PIN 8 PIN 5，6 ＋12V DD13（4148） Negative （30V） CON5 U5(MP1411DH) CON11 PIN 28 - 30 PIN 1 - 4 U10(1117-2.5) MST3383 U3(7314) (1117-3.3) MSD809 U25(1117-3.3) U22(MSD116L) CON3 MST3383...
  • Page 28 3.2 The Pin Voltage of regulator on Main Board (Following voltage are center value) PIN1(V) PIN2(V) PIN3(V) PIN4(V) Position Part number NCP1117ST25T3G/ LD1117S25TR/ AZ1117H-2.5TRE1 AP1122EL NCP1117ST33T3G/ LD1117S33TR/ AZ1117H-3.3TRE1 NCP1117ST33T3G/ LD1117S33TR/ AZ1117H-3.3TRE1 NCP1117ST33T3G/ LD1117S33TR/ AZ1117H-3.3TRE1...
  • Page 29 4. Main Components and Socket Locations and Definitions Socket Definition: Number Position Connected Object Function Description CON5 Power supply board NO use CON1 Power supply +12V board(FSP066-1E01) CON4 Power supply board +12V,for backlight switch...
  • Page 30 brightness adjust CON3 Power supply board +5V, backlight switch brightness adjust CON11 Up screen LVDS interface CON27 K board CON31 Remote receiver board CON39 Speaker CON30 AV borad CON13 Upgrade Equipment CON29 AV borad CON28 AV borad CON38 No use CON2 Power adapter +12V...
  • Page 31 TL062CD Integration Amplifier TL062CD Integration Amplifier 5 Key point waveform diagram: 5.1 RF input color bar signal, TV signal waveform in the 21 pin of tuner U8, is like these: 5.2 RF input gray ladder signal, TV signal waveform in the 21 pin of tuner U8, is like these:...
  • Page 32 5.3 RF input 720P color bar signal, TV signal(IF OUT+) waveform in the 10 of tuner U8, is like these: 5.4The BTSC sound signal input, the SIF waveform of the 20 pin of U8 is like this：...
  • Page 33 5.6 The BTSC sound signal input, the waveform of the 1 pin of U32 is like this： 5.7 The BTSC sound signal input, the waveform of the 7 pin of U32 is like this：...
  • Page 34 5.8 The BTSC sound signal input, the waveform of the 1 pin of U31 is like this： The BTSC sound signal input, the waveform of the 9 pin of U31 is like this：...
  • Page 35 The BTSC sound signal input, the waveform of the 4 pin of U31 is like this： 5.10 Note: this waveform is about with the value of volume. 5.11 The BTSC sound signal input, the waveform of the 6 pin of U31 is like this：...
  • Page 36 Note: this waveform is about with the value of volume.
  • Page 37 Chapter 4 - Spare part list This list is provided for reference, if change the parameters of those maintain parts of an apparatus ,we do not notice in the future. The newest data regard as The correct type or specification. TLA01901C spare parts：...
  • Page 38 Chapter5 Factory mode and notice Data in Factory mode is strictly prohibited to adjust without the author’s approve because the data is closely relative to TV’s performance. 1． Factory mode This mode is mostly used in adjust balance and setup some special data. 2．...
  • Page 39 B-Offset ADC Auto MACE Setting Input Source Color Mode Color Temp.Red Color Temp.Green Color Temp.Blue Save to EEPROM Advanced Setting (Don’t adjust this item) About （software version and its issued date） The following items can be selected and adjusted of the factory menu about ls16W: Video Quality Picture Mode...
  • Page 40 Save to EEPROM Chapter 6 The flow of software update and noticeable proceeding 7.1 、The connection of the equipment is shown bellow: Usb cable VGA cable usb port VGA PORT of Updata Tool LCD TV 7.2、software update flow Use the application software ISP_Tool_V4.3.3.exe (the following digit means the version of this software) Open this application software, as is shown bellow: 7.2.1 First, test the connection...
  • Page 41 The softeware will be provided according to custom’s request.