Akai LTA-16S5X3M Service Manual Download Page 1 | Manualshive

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LTA-16S5X3M

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Summary of Contents for LTA-16S5X3M

Page 1: ...LTA 16S5X3M...

Page 2: ...SERVICE MANUAL Only For Professional Service Personnel Using LTA 16S5X3M...

Page 3: ...ERATION PARTS 2 2 SYMPTOMS and CORRECTIONS 5 3 MANI BOARD FAULT JUDGMENT 6 4 SOFTWARE UPGRADE 5 7 SPECIFICATIONS 6 MAIN ELECTRIC PARTS LIST 8 SOFTWARE DATA S RESTORATION AND ADJUSTMENT ACCESSORIAL CIR...

Page 4: ...ss to increase or decrease the Switch ON the LCD TV when at standby TV AV STANDBY MENU 3 Press to scan through channels To scan Quickly channels press and hold down CH VOLUME BUTTON NAME Screen Either...

Page 5: ...nformation 11 14 LCD MENU 18 SMODE 17 EXIT 19 MUTE 20 ASPECT 21 NICAM LCD TV Menu enter exit 15 PMODE Press to sycle through the diffrent picture mode Press this button to select the desire sound mode...

Page 6: ...L 6 SUB PG 7 PAGE UP 9 MIX 8 PAGE DN 10 CANCEL Hold on or off for current page display Request the index page Change display size in teletext Reveal the teletext information Page up MIX the teletext a...

Page 7: ...l unit no operation On Screen Display Control outside the screen Symptoms Possible Remedies Try different channel if OK probably station trouble Check aerial connections on back of set Check aerial fo...

Page 8: ...Ch k E9 E10 5V C6 f f f 3 3V Y Check the power Module r the power net following the F1 hec o o o r r r E3 1 8V N Check if the pin3 of U7 U4 are 5V OK N Y U5 U7 are damaged Check if thepin2 of U2 U3 U8...

Page 9: ...he LCD panel isOK p Y N Change the cable for panel Change LCD so e of U12 Update 2 3 Display T T r r ouble ouble white screen Whitescreen Ch k if h CN25 i 1 2 3 hec the pin 2 3 power supply is normal...

Page 10: ...e inverter board is normal Check the 12V power supply circuit N Change and repair the Check if the pin3of CN3 Y inverter board Check if the pin59 of the U12 is 0V is high N V Check the power supply of...

Page 11: ...f the U12 has di i l i co t t panel driver board equipment to o U15 au o signal input supply of is 12V N N 51of the Y Repair the power circuit from the the U12 i d d supply for U15 r is amage Function...

Page 12: ...in26 of U12 has signal f N Y Check thecircuit between th N29 and U12 1 Check thepower supply of the U12 2 U12 is damaged the C 2 3 Updata the software AV no sound Checkif the CN29has audio signal N Y...

Page 13: ...the CN16 haveY C signal Refer to 7 Check peripheral video N Y Checkif the pin23 24 equipment of U12 has signal N Y Check th circuit between 1 Check thepower supply of the U12 e c the CN16 and U12 o t...

Page 14: ...in31 Check if the pin8 16 Y equipment the U12 has signal Y of U12 has voltage N Y Check peripheral video 1 Check the power supply of the U12 Refer o 5 1 Check supply equipment 2 U12 is damaged 3 Updat...

Page 15: ...wer supply of the U12 between CN15 and U12 2 U12 is damaged 3 Updata the software 10 11 MANI BOARD FAULT JUDGMENT 13 Function t rouble HDMI HDMI no picture sound Check if the pin19 of CN14 is LOW OR P...

Page 16: ...on of Known file type 1 4 Copy 705 IS folder into PC cancel all 0 P File s attributes of folder 1 5 Run 705 IS exe Press Option and set these item as 0 P 14 ISP mode Safe Keeps the top 8k Packet Size...

Page 17: ...DC12V to TV main board 3 3 Press Start then upgrade start 3 4 Until it display finished upgrade is finished 3 5 First disconnection the Power from TV then pull out the VGA plug from TV main board War...

Page 18: ...ION 2 1 Press LCD MENU button then press 1147 numbers 3 1 Press LCD MENU button then press 1147 numbers It s into Factory Menu Press LCD MENU button It s into Factory Menu Press LCD MENU button 2 2 Se...

Page 19: ...SOFTWARE DATA S RESTORATION AND ADJUSTMENT 17 3 2 2 ADC Adjust_Picture 3 2 3 Decoder Adjust_Picture...

Page 20: ...it get back inner data into default data and manual adjustment data isn t saved SOFTWARE DATA S RESTORATION AND ADJUSTMENT 18 3 2 4 E2PROM Setting Reset Factory 3 2 5 System Config 1 2 3 2 6 Chip Deb...

Page 21: ...0 MP1423DN U3 Z1071A1 U2 SAW Filter AF389A14Dd SAW1 SAW Filter VF389A1Dc SAW2 Crystal JWT27 000 Y1 Fuse 250V 3A Tube F1 Transformer IC BIT3715 Ic1 MOS FET 4501SS U1 LCD Module LCD Module HSM156WX1 01T...

Page 22: ...sumption 100 240Vac 50HZ 60HZ 30W RF System PAL BG DK I SECAM BG DK L PAL SECAM NTSC 3 58 4 43 Frequency Range 48 25 863 25 199 Aerial Input 75 ohm coaxial Audio Output 1080p 1080i 2W 2W Screen Size 1...

Page 23: ...402 5 1 16W R1 NC 1Kohm 0402 5 1 16W Q1 NC D MMBT3904 7 F R3 NC 4K7ohm 0402 5 1 16W R4 NC 0ohm 0402 5 1 16W 3V3 POWER_ON BS POWER_ON R10 10Kohm 0402 5 1 16W Q16 AO3401 5V_SW 5V Q17 AO3401 12VOFF 12V R...

Page 24: ...1 RX2 RXC RX0 RX0 CE 1 SO 2 WP 3 VSS 4 SI 5 SCK 6 HOLD 7 VDD 8 U11 EN25T80 75HCP 1V8_ADC L17 GZ3216D121T F VCC1V8 VCC1V8 C22 0 1uF 0402 Y5V 80 20 25V C21 0 1uF 0402 Y5V 80 20 25V 3V3_TMD 3V3 D_YP_ON R...

Page 25: ...10V C82 0 47uF 0402 Y5V 80 20 10V PC_R D24 NC ICVL0518030FR D25 NC ICVL0518030FR R148 47Kohm 0402 5 1 16W R149 47Kohm 0402 5 1 16W PC_AL PC_AR R145 30Kohm 0402 5 1 16W R144 30Kohm 0402 5 1 16W C R R1...

Page 26: ...C100 1uF 0603 Y5V 80 20 10V C71 100pF 0402 NPO 5 50V YPbPr_Y YPbPr_Pb YPbPr_Pr YPbPr_Y YPbPr_Pb YPbPr_Pr R98 75ohm 0402 5 1 16W R95 75ohm 0402 5 1 16W R94 75ohm 0402 5 1 16W D18 NC ICVL0518030FR D17 N...

Page 27: ...IF2 VIF1 VIF2 R41 100ohm 0402 5 1 16W R40 100ohm 0402 5 1 16W C150 NC 0 01uF 0402 X7R 10 50V SIF VIF1 VIF2 SIF1 IN 1 IN 2 GND 3 OUT 4 OUT 5 SAW1 5V TV R224 NC 2K2ohm 0402 5 1 16W R226 NC 4K7ohm 0402 5...

Page 28: ...5 Y 3 0 6 0 F u 1 9 0 1 C V 0 1 0 2 0 8 V 5 Y 3 0 6 0 F u 1 0 1 1 C R246 2K2ohm 0402 5 1 16W AMP_MUTE Q24 D MMBT3904 7 F R242 10Kohm 0402 5 1 16W R239 10Kohm 0402 5 1 16W IC MUTE AMP_STB Q28 D MMBT39...

Page 29: ...Exploded view AKAI LTA 16S5X3M...

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