Haier TN201AUV Service Manual Download | Manualshive

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HAIER

Color Television

Service Manual

PART # AC-8888-04

HAIER AMERICA TRADING, LLC

www.haieramerica.com

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Summary of Contents for TN201AUV

Page 1: ...1 HAIER Color Television Service Manual PART AC 8888 04 HAIER AMERICA TRADING LLC www haieramerica com ...

Page 2: ...2 Table Of Contents Contents 2 TN201AUV TN131AUV Color TV Receiver 3 TN201UV Using Manual 6 TN201AUV Alignment 7 WORKING METHOD OF HIGH VOLTAGE PROTECTION CIRCUIT OF TN201AUV CRT 12 ...

Page 3: ... program up down skip programs which are set MEMORY OFF 11 Brightness contrast tint sharpness color and volume 64 steps control through 12c bus 12 Timer on off sleep off mode power on off and blank signal 10 minutes Auto off 13 Mute blank signal auto mute auto mute for programs which are set MEMORY OFF and automatic search 14 Max Audio output power large than 3w 3w 15 MTBF lowest limit not large t...

Page 4: ...action speed the circuit opts a feed voltage stabilizing control system pick the main power supply and test it with a highly sensitive stabilizing test circuit and send the test result back Then through the optical electronic coupling to the pilaster circuit and finally works to decide the on off of the switch regulator tube after it has been regulated and amplified It s an efficient way to get a ...

Page 5: ...he set away from heaters ovens or such heating equipment 3 Keep well ventilated 4 Away from heavy dust and corrosive gas 5 Not exposed to rain or mixture 6 Away from strong magnetic object 7 Don t move the machine while it s on Please do it after your have cut off the power 8 Remove the outdoor antenna connection during thundering weather 9 Remove the power plug from the socket for long term power...

Page 6: ...NU to call out the menu press CH or CH to call out SPECIAL subdirectory select the C CAPTION CCON MUTE POWER RESTORE AUTO TINT MENU OFFSET MENU B G C options use VOL to change the CCD method and decide whether to display the CCD signal when mute whether to standby on power connection whether to use auto tint demodulation or you can change the on screen position of the menu and the background color...

Page 7: ...lignment 1 Test equipments a 45 75MHz sweep generator b AC 120V 60Hz power supply with short and over current proof c Digital multimode 2 Alignment a Connect position pen of digital multimode to 47 pin of N101 on main PCB b Connect 45 75MHz sweep generator to test top between W108 and C110 c Connect 120V 60Hz power supply to outlet XS502A d Adjust T101 and make digital multimode display 3 6V ...

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Page 9: ... adjustment 0 31 8 VLIN Fram linear adjustment 0 31 10 Note Use the p and P to move the cursor to select a certain item the selected item is highlighted with red while other unselected remain green Use V and V to change the parameter of the selected item 1 Press the PICTURE key of the alignment remote controller again to save the change parameter II Factory configuration setting Press PROD key to ...

Page 10: ...roller to call out the menu which contains the following items OSD Description Range Reference Sub brightness Preset brightness 0 127 60 Contrast Preset contrast 0 27 27 Tint Preset tint 0 77 35 Color Preset color saturation 0 27 14 4 When done press PICTURE to save the result III Adjust the white level 1 Press GEO of alignment remote controller set the item NO SD POWER OFF YES to NO keep the TV p...

Page 11: ...item to yes IV Inter signal check Press the PIRN key on the alignment remote controller to generate Internal signal check V Audio check 1 Input graphic signal with 1KHz audio signal 2 Connect the oscillograph to the speaker input line 3 Press V key to reach the max volume the 1KHz should not distort and the audio should be fine and does not interfere the video signal 4 The tested non distort outpu...

Page 12: ...an break the stabilizer diode VD12 it will direct the work on the LA76814 and raise the potential on its 34th pin thus run the high voltage protection process The time constant function by C412 and R414 will give a delay to the high voltage protection circuit Diagram as follows II List of components that decides the X ray generation No Description Model Origination U901 CRT 54SX503 Y22 IRICO N101 ...

Page 13: ...e line output square ware will no more work on square wave T471 does not T471 If short B C the work no high potential square wave will not get generate and no X ray amplified No high potential will exists generate and no X ray exists T431 Line drive JDT1904 Square wave will not reach T471 T471 does not work no high amplifier potential generate and no X ray exists V432 Triode 2SD1651 CTV YB When sh...

Page 14: ...stance 5 anode of V431 is raised and the switch signal outputs from static working point is V432 T471 does not work no changed which make the potential high potential generate output of T471 rise and possibly and no X ray exists will generate X ray R412 Carbon film RY13 1 6W 8 2KΩ When shorted the voltage The feedback voltage from resistance 5 feedback from the 9th winding of the 9th winding of T4...

Page 15: ...15 through VD511 C561 and directly discharge to the ground thus main voltage will not exist no X ray will generate ...

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