Akai CFTD2011 Service Manual Download Page 5

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TROUBLE SHOOTING FLOW CHART (1)

TV / AV no picture

Check U7,U15

No picture

Back to default setting

All Source

Chack U7,U15

Chect Panel

All Source

Check LVDS wire

Color NG

Check U7,U15

Back to default setting

YCBCR

Check U15 out/put

Check signal source

All Source

Check Front Panel

Video issue

Line in Picture

Only one source

Check Main Board ( U7,U15 )

Check Main Board

All Source

Check Main Board ( U7,U15 )

Noise

Check Main Board

Check signal source

Select TV source on OSD

Superimposed image

All Source

Check Main Board ( U7.U15 )

Summary of Contents for CFTD2011

Page 1: ...VICE PERSONNEL The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magni tude to constitute a risk of electric shock to persons The exclamation point within a triangle is intended to alert the user to the presence of important operating and ma...

Page 2: ...cations page 2 2 Trouble Shooting FlowChart page 3 5 BlockDiagram page 6 6 WiringDiagram page 7 7 Main Board page 8 22 Control Board page23 25 DVDBoard page26 32 Replacement Part List page33 33 FirmwareUpgrade method page34 43 ExplodedDrawing page44 44 ...

Page 3: ... high voltage please do not touch the inverter directly while repairing the unit z While adjusting the unit be sure to groud connected instruments adn your body to prevent sstatic electricity destroying the ICs Earth ring Lead wire Pick up case Chassis GND Earth Resistor 1M 10M Ω Ω ...

Page 4: ...function remote control Input Terminals Antenna AV1 S VIDEO1 Component Power Consumption 90W MAX Power Supply 100 240 VAC at 1 5A OperationTemperature 0o C 45o C StorageTemperature From 10o C To 60o C DVD section Laser type Semiconductor laser Wavelength 650nm Signal system PAL625 50 NTSC520 60 Video ouptut level 1 Vp p 75 ohm Video Y output level 1 Vp p 75 ohm Video C output level 286 m Vp p 75 o...

Page 5: ...Color NG Check U7 U15 Back to default setting YCBCR Check U15 out put Check signal source All Source Check Front Panel Video issue Line in Picture Only one source Check Main Board U7 U15 Check Main Board All Source Check Main Board U7 U15 Noise Check Main Board TV Check signal source Select TV source on OSD Superimposed image All Source Check Main Board U7 U15 ...

Page 6: ...ce Check Main Board wire U26 U27 output R or L no sound Check U7 Check Speaker connecting one port Check U7 U26 U27 Check Speaker connecting all source Check U7 U26 U27 Audio Issue Noise Check Speaker one port Check U7 U26 U27 Check signal input source all source Check U7 U26 U27 Sound low Check U26 U27 power supply TV check signal source Back to default setting Check U7 U26 U27 ...

Page 7: ...ly No back light Check Main Board check Q10 Q13 Check front panel Key NG Check CONTROL Board No Work Check CONTROL Board Remote controller NG Check Main Board U24 Check Remote controller Function issue Invalidity Check CONTROL Board Check battery LED NG Power LED NG CONTROL Board Check Wire Check Power Supply Automatic on off POWER Check Main Board ...

Page 8: ...6 6 BLOCK DIAGRAM ...

Page 9: ...7 7 WIRING DIAGRAM SPEAKER R CH INVERTER POWER BOARD DVD BOARD KEY IR BOARD TV MAIN BOARD INVERTER L CH CN7 CN6 CN1 FCC Cable to LCD Panel J1 J3 J2 J5 J11 J12 J7 ...

Page 10: ...8 8 MAIN BOARD CIRCUIT 1 5 5 4 4 3 3 2 2 1 1 D D C C B B A A ...

Page 11: ...9 9 MAIN BOARD CIRCUIT 2 5 5 4 4 3 3 2 2 1 1 D D C C B B A A TO debug DVD KEY ...

Page 12: ...10 10 MAIN BOARD CIRCUIT 3 ...

Page 13: ...11 11 MAIN BOARD CIRCUIT 4 5 5 4 4 3 3 2 2 1 1 D D C C B B A A ...

Page 14: ...12 12 MAIN BOARD CIRCUIT 5 5 5 4 4 3 3 2 2 1 1 D D C C B B A A ...

Page 15: ...13 13 MAIN BOARD CIRCUIT 6 ...

Page 16: ...14 14 MAIN BOARD CIRCUIT 7 5 5 4 4 3 3 2 2 1 1 D D C C B B A A ...

Page 17: ...15 15 MAIN BOARD PCB TOP ...

Page 18: ...16 16 MAIN BOARD PCB BOTTON ...

Page 19: ... 0603 R163 QCF015030 1040 100K OHM 1 10W 5 0603 R164 QCF015030 1050 1M OHM 1 10W 5 0603 R165 QCF015030 1030 10K OHM 1 10W 5 0603 RESISTOR R166 QCF015030 1030 10K OHM 1 10W 5 0603 R167 QCF015030 5630 56K OHM 1 10W 5 0603 R168 QCF015030 1020 1K OHM 1 10W 5 0603 R169 QCF015030 1030 10K OHM 1 10W 5 0603 R17 QCF015030 4730 47K OHM 1 10W 5 0603 R170 QCF015030 4740 470K OHM 1 10W 5 0603 R172 QCF015030 10...

Page 20: ...3320 3 3K OHM 1 10W 5 0603 R71 QCF015030 2200 22 OHM 1 10W 5 0603 R72 QCF015030 2200 22 OHM 1 10W 5 0603 R73 QCF015030 2200 22 OHM 1 10W 5 0603 R74 QCF015030 7500 75 OHM 1 10W 5 0603 RESISTOR R75 QCF015030 7500 75 OHM 1 10W 5 0603 R76 QCF015030 7500 75 OHM 1 10W 5 0603 R77 QCF015030 7500 75 OHM 1 10W 5 0603 R78 QCF015030 7500 75 OHM 1 10W 5 0603 R79 QCF015030 7500 75 OHM 1 10W 5 0603 R80 QCF015030...

Page 21: ... 2210 220 uF 16V 20 6 3x11mm C168 PXL439670 1040 0 1uF 50V 80 20 C174 PXL439670 1040 0 1uF 50V 80 20 CAPACITOR C175 PBE039560 1000 VER ELECT 10 uF 35V 20 C176 PXL439670 1040 0 1uF 50V 80 20 C177 PXL439670 1040 0 1uF 50V 80 20 C178 PBE039562 1011 CHIP VER 100 uF 35V 20 C179 PME039540 1010 100uF16V20 SIZE 5x11mm C180 PXL439640 3340 0 33 uF 16V 80 20 C180 PXL439670 3340 0 33 uF 50V 80 20 C181 PME0395...

Page 22: ... 20 C38 PXL439670 1040 0 1uF 50V 80 20 C39 PXL439670 1040 0 1uF 50V 80 20 C4 PXL439670 1040 0 1uF 50V 80 20 C40 PXL439670 1040 0 1uF 50V 80 20 CAPACITOR C41 PXL439670 1040 0 1uF 50V 80 20 C42 PME039570 4790 4 7 uF 50V 20 SIZE 5x11mm C43 PXL439670 1040 0 1uF 50V 80 20 C44 PXL410370 3000 30 pF 50V 5 C45 PXL410370 3000 30 pF 50V 5 C46 PXL439670 1040 0 1uF 50V 80 20 C47 PME039550 1000 10 uF 25V 20 5x1...

Page 23: ...05010 0010 10V 5 0 5W F5 SOD 123 D21 RCD100034 0030 SR34 SMB DO 214AA D22 QCL085010 0000 CHIP RES 0 OHM JUMP WIRE D25 RCD100004 0001 1A 100V TYPE D4 RCZ005006 0011 5 6V 5 0 5W D8 RCZ005033 Z010 33V 5 0 5W M2 D9 RCD114148 0010 DIODE SW 1N4148 SMT Q10 RCN003904 0005 XISTR NPN PMBT3904 SOT23 Q10 RCN003904 0006 XISTR NPN MMBT3904 7 F Q13 RCN003904 0005 XISTR NPN PMBT3904 SOT23 Q13 RCN003904 0006 XISTR...

Page 24: ...0 300 OHM 25 100 MHz 2A 080 L12 SCB008051 3010 300 OHM 25 100 MHz 2A 080 L13 SCB008051 3010 300 OHM 25 100 MHz 2A 080 L14 SCB008051 3010 300 OHM 25 100 MHz 2A 080 CHIP BEAD L15 SCB008051 3000 30O 25 AT 100MHZ IDC3000m L16 SCB008051 3010 300 OHM 25 100 MHz 2A 080 L17 SCB008051 3010 300 OHM 25 100 MHz 2A 080 L29 SCB012061 1210 120 OHM 25 100 MHz 3A 120 L30 SCB012061 1210 120 OHM 25 100 MHz 3A 120 L7...

Page 25: ... R302 100 BK5V C302 100U 16 R307 10K R306 2K7 POWER SOURCE MENU VOL DOWN VOL UP CH DOWN CH UP PLAY EJECT STOP PITCH 2 5mm STANDBY R304 10K R301 4K7 R314 240 R316 430 R318 820 R320 2K4 R310 NC BK5V GND1 1 2 3 4 CN302 CON 4 GND1 AD1 AD2 IR BK5V SDA_1 SCL_1 E C B Q301 2SA733 AD1 AD2 IR BK5V SDA_1 SCL_1 STANDBY GND GND1 BK 5V R311 NC R313 NC GND GND 1 2 JP303 JUMP GND GND LCC30 BILL Eastech Electronic...

Page 26: ...24 CONTROL BOARD PCB TOP CONTROL BOARD PCB BOTTON ...

Page 27: ...304 QAF065000 1030 GP RESISTOR 10K OHM 1 6 W 5 CF R305 QAF065000 1020 GP RESISTOR 1K OHM 1 6 W 5 CF R306 QAF065000 2720 GP RESISTOR 2 7K OHM 1 6 W 5 CF R307 QAF065000 1030 GP RESISTOR 10K OHM 1 6 W 5 CF R308 QAF065000 1030 GP RESISTOR 10K OHM 1 6 W 5 CF R312 QAF065000 2410 GP RESISTOR 240 OHM 1 6 W 5 CF R314 QAF065000 2410 GP RESISTOR 240 OHM 1 6 W 5 CF R315 QAF065000 4310 GP RESISTOR 430 OHM 1 6 ...

Page 28: ... LRCK D12 BCK CARD_D13 CARD_D14 CARD_D15 DQM2 CARD_SENSE 3 GND DVCC3 SRAM _CLK RA 19 M D11 M D14 M WE M _CA S M D3 M D12 M D15 CLKOUT M D5 M D10 M D13 M D0 M D4 M D7 M D2 M D6 M D1 CLKI N IR_IN R_CS1 RA 18 RA 17 RA 16 RA 15 RA 14 RA 13 RA 12 RA 11 USB_DM M _B A 0 12V M _CS0 M _RA S USB_DP TRAYOUT RESET_ B RA 0 CA RD_D0 CA RD_D1 CA RD_D2 CA RD_D3 CA RD_D4 CA RD_D5 CA RD_D6 CA RD_SENS E1 CA RD_RST G...

Page 29: ...27 27 DVD BOARD PCB TOP DVD BOARD PCB BOTTON ...

Page 30: ...CF015030 1020 1K OHM 1 10W 5 0603 R153 QCF015030 1020 1K OHM 1 10W 5 0603 R154 QCF015030 3300 33 OHM 1 10W 5 0603 RESISTOR R155 QCF085020 2290 2 2 OHM 1 8W 5 0805 R156 QCF015030 0000 0 OHM 1 10W 5 0603 R158 QCF015030 6820 6 8K OHM 1 10W 5 0603 R159 QCF015030 1030 10K OHM 1 10W 5 0603 R160 QCF015030 1020 1K OHM 1 10W 5 0603 R161 QCF015030 1030 10K OHM 1 10W 5 0603 R162 QCF015030 4730 47K OHM 1 10W ...

Page 31: ... C131 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C132 PME839540 2210 220 uF 16V 20 8X5mm CAPACITOR C133 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C134 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C135 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C136 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C137 PXL410370 1000 CHIP CAP 10 pF 50V 5 C138 PXL456470 1010 CHIP CAP 100pF 50V 10 C139 PME839540 1010 100 uF 16V 20 6 3X5mm C14 PME83...

Page 32: ...0 1020 CHIP CAP 0 001 uF 50V 10 C231 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C232 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 CAPACITOR C233 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C234 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C235 PME839540 2210 220 uF 16V 20 8X5mm C236 PME839540 2210 220 uF 16V 20 8X5mm C237 PME839540 2210 220 uF 16V 20 8X5mm C238 PXL456470 1040 CHIP CAP 0 1 uF 50V 10 C239 PXL456470 1040 CHI...

Page 33: ...0 6010 FERRITE 600 OHM L33 SCB006030 6010 FERRITE 600 OHM CHIP BEAD L34 SCB006030 6010 FERRITE 600 OHM L35 SCB008050 6010 600 OHM AT 100MHz L36 SCB008050 6010 600 OHM AT 100MHz L37 SCB006031 1011 100 OHM 25 100MHz 2A 060 L38 SCB008050 1020 1K OHM 25 O8O5 L39 SCB008050 1020 1K OHM 25 O8O5 L4 SCB006030 1010 100 OHM AT 100MHZ SMD L40 SCB108051 1010 100 25 100MHZ 3A 0805 L5 SCB006030 1010 100 OHM AT 1...

Page 34: ...D7 RCZ005006 Z011 CHIP ZENER 5 6V5 0 5W E2 ZD8 RCZ005006 Z011 CHIP ZENER 5 6V5 0 5W E2 MISCELLANEOUS CN1 VWA220005 0001 C W 9 3 6P 280 220mm CN2 VWA200022 0008 C W 6P 230mm 1007 26 CN3 CHC050020 0124 CHIP CONNECTOR 24P P 5 CN6 VWA220004 0001 C W 7P 9P 220mm 254 CN7 VWA030001 0001 C W 7P 300mm 1007 22 CN8 CHC100080 0105 CHIP FPC CONN 5P Q5 RCN003875 1101 XISTR NPNKTC3875 Y SOT23 XT1 JCQ112000 2760 ...

Page 35: ...1102 GP IC 3 PIN AP1117E18LA 1 8V SOT223 U12 Replacement 1 RCI111733 0002 GP IC 3 PIN NCP1117ST33T3 3 3V SOT223 ON U14 U16 U25 U5 Main 4 RCI111733 1102 GP IC 3PIN AP1117E33LA SOT223 3 3V ANAC U14 U16 U25 U5 Replacement 4 RCI502576 0001 GP IC 5P G5ULM2576 5 0 TO 263 5L GTM U1 Main 1 RCI257600 0001 IC 5P 5V SIMPLE SWIT REG U1 Replacement 1 RCI257600 0003 GP IC 5P LM2576D2TR4 005 D2PAK ON 5V 3A U1 Re...

Page 36: ...34 z VCTI ISP SETUP COPY root vcti49xyi to C RUN Setup_Visual_I2C_v3 2 3b8g exe from Setup_Visual_I2C_v3 2 3b8g rar file Click Y FIRMWARE UPGRADE METHED Contunued ...

Page 37: ...35 FIRMWARE UPGRADE METHED Contunued Click Next click I accept Next ...

Page 38: ...36 FIRMWARE UPGRADE METHED Contunued Click Finish ...

Page 39: ...d z COME PORT DRIVER SETUP Find Path C Program Files Micronas Visual I2C Port_Driver run correct file according to operation system EX run Setup_LptDrv_v020201_XP_2000 exe if operation system Is Win_XP or NT2000 COME PORT DRIVER SETUP OK ...

Page 40: ...THED Contunued z HOW TO DO VCTI LT2031 ISP 1 LT2031 at Standby open power don t press power key 2 plug PC LT2031 connect Show picture as below 3 Run file from c vcti49xyi floor vct49xyi_start vi2c 4 press vct49xyi_start vi2c ...

Page 41: ...39 FIRMWARE UPGRADE METHED Contunued 4 set parameter 5 press TVT ...

Page 42: ...ing 2 seconds press Bootloader can see DOS windows and display ok message 7 press Bootloader Version icon signal It is ok must show number 22 if show no acknowledge from slave message reconnect try again press BootLoader message if connect is ok ...

Page 43: ...41 FIRMWARE UPGRADE METHED Contunued Press EraseFlash 9 Load Bin Flash click the right mouse button to select properties 10 find ISP name path EX Vcti_Main_076_OK bin 11 press OK ...

Page 44: ...42 FIRMWARE UPGRADE METHED Contunued about 130 seconds can finish ISP programming picture as below 12 press Load Bin Flash icon ...

Page 45: ...K release all connect open power HOW TO GET TV Verson 14 at TV mode press key pad VOL CH simultaneously and hold 3 seconds panel will display FACTORY MODE 15 use remote to select SysInfo icon press Select key will display DVD TV version ...

Page 46: ...44 44 EXPLODED DRAWING ...

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