VESTEL 17MB15 Service Manual Download Page 1

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SERVICE MANUAL

Summary of Contents for 17MB15

Page 1: ...27 TFT TV 17MB15 SERVICE MANUAL...

Page 2: ...7 11 3 3 Applications 8 11 4 SVP EX 52 8 11 4 1 General Description 8 11 5 TL431 8 11 5 1 General Description 8 11 5 2 Features 8 11 6 24C32 8 11 6 1 General Description 8 11 6 2 Features 8 11 6 3 Pin...

Page 3: ...neral Description 22 11 19 2 Features 22 11 19 3 Pinning 22 11 20 PI5V330 23 11 20 1 General Description 23 11 21 SDA55XX SDA5550 23 11 21 1 General description 23 11 22 Sil 9993 23 11 22 1 General De...

Page 4: ...1 30 3 Pin Connection 31 11 31 VPC3230D 31 11 31 1 General Description 31 11 31 2 Pin Connections and Short Descriptions 32 12 SERVICE MENU SETTINGS 33 12 1 Picture Adjust 33 12 2 SOUND1 34 12 3 SOUND...

Page 5: ...suitable for CCIR systems B G H L L I and I The low IF output impedance has been designed for direct drive of a wide variety of SAW filters with sufficient suppression of triple transient Features of...

Page 6: ...is used The main function of this device is to switch 8 video input sources on the 6 outputs Each output can be switched on only one of each input On each input an alignment of the lowest level of th...

Page 7: ...e Keil C51 Compiler and TEDIpro OSD development SW by Tara Systems 8 EEPROM 24C32 The Microchip Technology Inc 24C32 is a 4Kx8 32 Kbit Electrically Erasable PROM This device has been developed for adv...

Page 8: ...2 Input ground 3 Chip carrier ground 4 Output 5 Output 11 IC DESCRIPTIONS TEA6415C 24LC02 4MX32 DDR SDRAM 128M TCET1102G OPTOCOUPLER SVP EX 52 TL431 24C32 74LVC14A TEA6420D CS4334 GAL16LV8 K6R4008V1 L...

Page 9: ...ation In other case 1 word of 16 bits is necessary to determine one configuration 11 1 2 Features 20MHz Bandwidth Cascadable with another TEA6415C Internal address can be changed by pin 7 voltage 8 In...

Page 10: ...rrent typical I temp Organized as 1 block of 256 bytes 1 x 256 x 8 2 wire serial interface bus I2 C compatible Schmitt Trigger inputs for noise suppression Output slope control to eliminate ground bou...

Page 11: ...g a fixed distance between input and output for highest safety requirements 11 3 2 General Features CTR offered in 9 groups Isolation materials according to UL94 VO Pollution degree 2 DIN VDE 0110 res...

Page 12: ...ons 11 5 2 Features Programmable Output Voltage to 36 Volts Low Dynamic Output Impedance 0 20 Typical Sink Current Capability of 1 0 to 100mA Equivalent Full Range Temperature Coefficient of 50ppm C T...

Page 13: ...n 200 years Temperature ranges Commercial C 0 C to 70 C Industrial I 40 C to 85 C 11 6 3 Pinning PIN Function Table PIN DESCRIPTIONS A0 A1 A2 Chip Address Inputs The A0 A2 inputs are used by the 24C32...

Page 14: ...can be driven from either 3 3 or 5V devices This feature allows the use of these devices as translators in a mixed 3 3 and 5V environment The 74LVC14A provides six inverting buffers with Schmitt trig...

Page 15: ...lly Compatible with CS4330 31 33 11 9 2 General Description The CS4334 family members are complete stereo digital to analog output systems including interpolation 1 bitD A conversion and output analog...

Page 16: ...que test circuitry and reprogrammable cells allow complete AC DC and functional testing during manufacture As a result Lattice Semiconductor delivers 100 field programmability and functionality of all...

Page 17: ...e The device is fabricated using SAMSUNG s advanced CMOS process and designed for high speed circuit technology It is particularly well suited for use in high density high speed system applications Th...

Page 18: ...SCENT CURRENT EXTENDED IC SUPPLY VOLTAGE RANGE ON CHIP FILTER ON CURRENT SENSE DISABLE FUNCTION 1 Tj 25 C INTERNAL REFERENCE VOLTAGE 11 12 2 Description The L6562 is a current mode PFC controller oper...

Page 19: ...shutdown Its circuit includes a zener trimmed bandgap reference to as sure output voltage accuracy to within 1 The LM1117 series is available in SOT 223 TO 220 and TO 252 D PAK packages A minimum of...

Page 20: ...itor the power supplies in microprocessor and digital systems They provide a reset to the microprocessor during power up power down and brown out conditions The function of the LM809 810 is to monitor...

Page 21: ...approved by the Dolby 1 Laboratories for with the Virtual Dolby Surround technology In addition the MSP 34x1G includes the PAN ORAMA algorithm These TV sound processing ICs include versions for proces...

Page 22: ...change Loudspeaker Headphone channel with volume balance bass treble loudness AVC Automatic Volume Correction Subwoofer output with programmable low pass and complementary high pass filter 5 band gra...

Page 23: ...66 49 AVSUP OBL Analog power supply 5V 65 AVSUP OBL Analog power supply 5V 64 NC LV Not connected 63 NC LV Not connected 27 56 45 62 48 AVSS OBL Analog ground 61 AVSS OBL Analog ground 28 55 44 60 47...

Page 24: ...ble to preserve valid data while old data is erased Each block can be protected independently to prevent accidental Program or Erase commands from modifying the memory Program and Erase commands are w...

Page 25: ...put current boosting techniques provide a high output current capability while keeping the drain current of the amplifier to a minimum Also the combination of low noise and distortion with a high slew...

Page 26: ...upt logic of the microcontroller By sending an interrupt signal on this line the remote I O can inform the microcontroller if there is incoming data on its ports without having to communicate via the...

Page 27: ...bined with dedicated hardware stores TTX data in a VBI buffer of 1 Kilobyte The Microcontroller firmware performs all the acquisition tasks hamming and parity checks page search and evaluation of head...

Page 28: ...ncies 65 100 130 kHz When the current setpoint falls below a given value e g the output power demand diminishes the IC automatically enters the so called skip cycle mode and provides excellent efficie...

Page 29: ...stems 11 24 2 Features High Bandwidth Data Path Up To 500 MHz 5 V Tolerant I Os with Device Powered Up or Powered Down Low and Flat ON State Resistance ron Characteristics Over Operating Range ron 3 T...

Page 30: ...ed on SCL pin The ST24LC21 can not switch from the I2 C bidirectional mode to the Transmit Only mode except when the power supply is removed The device operates with a power supply value as low as 2 5...

Page 31: ...ies the design of switch mode power supplies The LM2576 features include a guaranteed 4 tolerance on output voltage within specified input voltages and output load conditions and 10 on the oscillator...

Page 32: ...lated standards via I2 C bus Digital acquisition help VIF frequencies of 33 4 33 9 38 0 38 9 45 75 and 58 75 MHz 4 MHz reference frequency input signal from Phase Locked Loop PLL tuning system or oper...

Page 33: ...stereo speakers The TPA3002D2 can drive stereo speakers as low as 8 O The high efficiency of the TPA3002D2 eliminates the need for external heatsinks when playing music Stereo speaker volume is contr...

Page 34: ...lass D outputs are disabled A logic low on this pin places the amplifier in the Class D mode and Class D stereo outputs are enabled Variable outputs VAROUTL and VAROUTR are still enabled in Class D mo...

Page 35: ...annel bootstrap capacitors VOLUME 11 I DC voltage that sets the gain of the Class D and VAROUT outputs VREF 8 I Analog reference for gain control section V2P5 4 O 2 5 V Reference for analog cells as w...

Page 36: ...2 Cr2 Analog Component Input 7 ASGF X Analog Shield GNDF 8 FFRSTWIN IN LV or GNDD FIFO Reset Write Input 9 VSUPCAP OUT X Digital Decoupling Circuitry Supply Voltage 10 VSUPD SUPPLYD X Supply Voltage D...

Page 37: ...DF 65 GNDF SUPPLYA X Ground Analog Front End 66 VRT OUTPUT X Reference Voltage Top Analog 67 I2CSEL IN X I 2 C Bus Address Select 68 ISGND SUPPLYA X Signal Ground for Analog Input connect to GNDF 69 V...

Page 38: ...3 SOUND 2 AVL AVL is controlled from this menu by service user ON OFF Menu AVL If ON AVL item is visible in sound menu and AVL can be controlled from sound menu by normal user else AVL is invisible to...

Page 39: ...eature Menu else not Single Tuner If TV set has one tuner Single Tuner must be ON If TV set has double tuner Single Tuner must be OFF Dynamic WB Dynamic White Balance 12 7 Teletext TOP TXT If ON Top T...

Page 40: ...MAIN_R VPC3230D VIDEO PROCESSOR PIP PICTURE MICRONAS VPC3230D VIDEO PROCESSOR PIP PICTURE MICRONAS 8 BIT YUV AUDIO AMPL BOARD PSU PSU MAIN BOARD SDA5550 MCU MICRONAS SDA5550 MCU MICRONAS GENERAL BLOCK...

Page 41: ...82 10k R1101 47k R1102 1n C1178 100u C1172 100u C1167 22u L1028 4k7 R1100 VCC5V_FILTERED TDA1308 IC209 1 OUTA 2 INA 3 INA 4 VSS 5 INB 6 INB 7 OUTB 8 VDD 2n2 C1168 1n C1183 100n C1162 4k7 R1103 10k R11...

Page 42: ...2 D217 A 1 K 2 IDTV MMC DVD_CVBS 75R R264 39p C304 SC2_FB MMC_CVBS MMC_B PL1 1 2 3 4 5 6 MMC_R MMC_G MMC_CVBS IDTV MMC DVD_CVBS S212 DVD_12V_SENSE S213 CHROMA_SW BC848C Q204 BC848C Q205 BC848C Q206 4k...

Page 43: ...5V SC1_B RGB_RIN SC2_B 16V 100n C352 100n C353 RCA_PB RCA_PR RCA_Y RGB_GIN RGB_BIN SC1_FB FB S307 S308 S309 S310 S311 S312 S314 SC2_FB 680n C322 75R R306 MAD4868A IC2001 12 NC12 13 I2S_DEL_OUT2 14 I2S...

Page 44: ...VREFN_1 VREFP_2 VREFP_3 VREFN_2 VREFN_3 VREFN_3 VREFP_3 VREFP_2 VREFN_2 VREFP_1 VREFN_1 VDDH STBY_3V3 STBY_3V3 16V 100n C429 VD1_8 VD1_8 VD1_8 VD1_8 VD1_8 VD1_8 VD1_8 VD1_8 VD1_8 VD1_8 VD1_8 VD1_8 10...

Page 45: ...5_L8 139 A4_M7 138 A3_M6 125 A2_L5 137 A1_M5 136 A0_M4 R1 R2 R3 R4 10R R502 1 8 2 3 4 7 6 5 R1 R2 R3 R4 10R R508 1 8 2 3 4 7 6 5 R1 R2 R3 R4 10R R500 1 8 2 3 4 7 6 5 R1 R2 R3 R4 10R R507 1 8 2 3 4 7 6...

Page 46: ...FL_A17 FL_A16 FL_A15 FL_A14 FL_OE PSEN_UP S627 S628 S629 STBY_3V3 MCAD 0 MCAD 1 MCAD 2 MCAD 3 MCAD 7 MCAD 6 MCAD 5 MCAD 4 MCAD 7 MCAD 6 MCAD 0 MCAD 5 MCAD 1 MCAD 4 MCAD 2 MCAD 3 MCAD 1 MCAD 2 MCAD 3 M...

Page 47: ..._DDC_SCL P1_DDC_SDA P1_DDC_SDA HDMI_3V3 470k R2066 470k R2067 DSCL DSCL DSDA DSDA P1_CBL5V 33R R2043 33R R2044 33R R2045 DHS_2EX DVS_2EX DE_2EX 33R R2048 CLK_2EX VCC_5V 4k7 R2068 1k R2070 P1_5V P1_5V...

Page 48: ...VCC_12V 16V 100u C905 16V 1000u C911 22u L910 16V 100n C913 22uH_3 9A_SMD L911 330R R904 STPS745 D904 1_8VMAIN 22u L915 22u L914 22u L916 1_8VMAIN 1_8VMAIN 1_8VMAIN 16V 100n C925 16V 100n C924 16V 10...

Page 49: ...R211 R212 R213 R214 R215 R216 R217 R218 R219 R226 R227 S649 R230 R237 S650 R238 R249 R252 R253 R254 C2056 C2057 C2063 R260 D904 R309 R310 R311 S818 S819 R315 R316 R317 R318 R319 R 3 2 0 D911 R322 R323...

Page 50: ...186 S620 S621 R653 R657 S624 R300 R1012 R1040 S902 R1028 S1000 L404 C1128 S1003 C1057 C943 C1140 C1147 Q6009 C268 C259 C280 C285 C297 C286 C264 C267 C296 C305 C348 C1004 C1026 IC205 L1029 L208 L213 L2...

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Page 56: ...101 50V 33p C102 50V 100p C103 50V 100p C104 50V 100p C108 50V 100p C110 50V 100p C109 50V 4n7 C106 50V 4n7 C107 BZT55C10 D101 BZT55C10 D103 BZT55C10 D104 BZT55C10 D102 BZT55C10 D100 BZT55C10 D105 BZT...

Page 57: ...0u C803 33k R745 50R_100MHZ_3A L722 1u C787 50V 1n C795 100k R756 BC848B Q709 PL707 1 2 MUTE LM809 IC703 1 2 3 BC848B Q710 S732 S733 S734 25V 100n C813 25V 100n C814 25V 100n C815 25V 100n C816 BSN20...

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