Akhter TFT1560PSA+ SERVICE MANUAL 15” LCD MONITOR TFT1560PSA+ THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY.EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT GUARANTEE THE ACCURACY OFTHIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RELIABILITY...
Akhter TFT1560PSA+ 2. LCD Monitor Description The LCD MONITOR will contain a main board, a PWPC board, an audio board and a keypad board which house the flat panel control logic, brightness control logic and DDC. The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage.
Akhter TFT1560PSA+ 3. Operating Instructions 3.1 General Instructions Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences.
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Akhter TFT1560PSA+ 3.2.2 Front Panel Control • Power Button /Power Indicator: Press this button to switch ON/OFF of monitor’s power. Green — Power On mode. Orange — Off mode. • Menu / Enter: Active OSD menu or function adjust confirm or Exit OSD menu when in volume OSD status.
Akhter TFT1560PSA+ 3.3 Adjusting The Picture 1. Press the MENU-button to activate the OSD window. 2. Press to navigate through the functions. Once the desired function is highlighted, press the MENU-button to activate it. If the function selected has a sub-menu, press again to navigate through the sub-menu functions.
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Akhter TFT1560PSA+ User / Blue Blue Gain from Digital-register. Auto Config Auto Adjust the H/V Position, Focus and Clock of picture. Do not execute Auto Config, return to main menu. OSD Setup H. Position Adjust the horizontal position of the OSD.
Akhter TFT1560PSA+ 4.3 Power Supply Requirement A/C Line voltage range 100 V ~ 240 V 50 ± 3Hz, 60 ± 3Hz A/C Line frequency range Peak surge current < 55A peak at 240 VAC and cold starting Leakage current < 3.5mA...
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Akhter TFT1560PSA+ Remark: 1. Initialize MCU settings, including I/O, Timer, ISR and Serial Port settings. 2. Read EEPROM content to recover monitor settings, including brightness, contrast, color temperature and OSD position etc. 3. Initialize system variable, including system flag, OSD timeout counter, burin mode status… etc.
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Akhter TFT1560PSA+ 5.3.2 Inverter/Power Board 715L1034 1 A 1 AC input Bridge Rectifier Transformer Rectifier CMOS and Filter Start Circuit R906, R907 CON102 Over Control IC Voltage Protect ON/OFF OSC and MOSFET DC Convert Output Q203/Q204 Circuit Circuit Lamp Over...
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Akhter TFT1560PSA+ 715L1224 3 Inverter Block Diagram P a r a lle t- re s o n a n t V in B u c k C o n n e c to r in v e rte r D im m in g c o n tro l...
Akhter TFT1560PSA+ 8.2 Troubleshooting 8.2.1 Main Board 715L1100 1 1) No Screen Appear Measured CN11 pin5 = 12 V? Measured CN11 pin 9/10= 5V? Check Correspondent component. Measured U8 pin 2= 3.3V? Is there any shortage or cold solder? Measured U9 pin 2= 2.5V? Yes.
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Akhter TFT1560PSA+ 2) Panel-Power Circuit Check the PPWR panel power relative circuit, Q5, Q2(pin7,8) Check R203 should have response from 0V to 5V In normal operation, when LED =green, R203 When we switch the power switch from on to off...
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Akhter TFT1560PSA+ 4. U4-DATA Output Measured DCLK(pin 15 or pin 16 from U4) DVS, DHS (pin 1,4 from U4 ) Is the waveform ok? NG, no transition DCLK around 48 MHZ , DVS=60.09Hz , DHS around 80 KHz ?(refer to input...
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Akhter TFT1560PSA+ 715L1203 1 No Power No power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100-240 is normal Reinsert or check the Adapter/Inverter Measure U201 PIN2=2.5V U202 PIN2=3.3V Check CN201 or replace...
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Akhter TFT1560PSA+ No Picture (LED orange) No picture The button if under X601 oscillate Replace X601 control waveform is normal Check Correspondent Check reset circuit of component U601 is normal Measure U201 PIN2=2.5V U202 PIN2=3.3V Replace U601 X401 oscillate waveform is normal...
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Akhter TFT1560PSA+ White Screen White screen Measure Q204 base X601 oscillate waveform is normal is high level? Replace X601 Check Q203, Q204 is Check reset circuit of broken or CN503 solder? U601 is normal Check Correspondent Check Correspondent component. component.
Akhter TFT1560PSA+ 8.2.2 Keypad Board OSD is unstable or not working Connect Key Pad Board Is Key Pad Board connecting normally? Is Button Switch normally? Replace Button Switch Is Key Pad Board normally? Replace Key Pad Board Check Main Board...
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Akhter TFT1560PSA+ 8.2.3 Power/Inverter Board 715L1034 1 A 1 1.) No power No power Check AC line volt 110V or 220V Check AC line Check the voltage of C905(+) Check F901, BD901 Check start voltage for the pin3 of IC901=16v...
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Akhter TFT1560PSA+ 2.) W / LED, No Backlight Check C201 (+) =12V Check F201 Check 201/Q209/Q210 Check ON/OFF signal Check Interface board Check U201 pin9=12V voltage Change Q201 or Q202 Check the pin7/10 of U201 if have waveforms Short Q203/Q204 if the picture normal...
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Akhter TFT1560PSA+ 715L1224 3 1.) No power Check to CN102 pin12 = 12V Check Interface board Check the voltage of C905(+) Change F901; check BD901, Q903, and IC901 Check start voltage for the pin3 of IC901 Check R906, R907, IC901...
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Akhter TFT1560PSA+ 2.) W / LED, No Backlight Check CN102 pin12 =12V Check adapter or MB Check ON/OFF signal Check Interface board Check U201 pin9=12V Change Q201 or Q202 Check the pin1 of U201 have saw tooth wave Change U201 Check D201(-) have the output of square wave at short time.
Akhter TFT1560PSA+ 9. White- Balance, Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding White-Balance adjustment. 1. How to do the Chroma-7120 MEM. Channel setting A. Reference to chroma 7120 user guide B. Use “ SC” key and “ NEXT” key to modify xyY value and use “ID” key to modify the TEXT description Following is the procedure to do white-balance adjust 2.
Akhter TFT1560PSA+ 10. BOM List T562KCDHBEAHA Location Part No. for TPV model Description Quantity Unit M1G 330 4128 SCREW M3X4 AUPC562A1 AUDIO BOARD FOR T562S CBPC560KCDA1 CONVERSION BOARD FOR T5 KEPC562KD2 KEY BOARD FOR T562K* PWPC5215A1E1 POWER BOARD FOR T560K*H...
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Akhter TFT1560PSA+ 33G4339 Y 1L HINGE COVER (L) 33G4339 Y 2L HINGE COVER (R) 34G 976 Y B STAND BASE 34G1034 Y B STAND COVER F (SPK3) 34G1035 Y B STAND COVER B (SPK3) 34G1100 YA6B BACK COVER 37G 450 1...
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Akhter TFT1560PSA+ 052G 1186 SMALL TAPE 8.000 052G 1211 A 165MINIUM TAPE 4.000 052G6025 11523 INSULATE SHEET 1.000 085G 634 11 A SHIELD 1.000 089G1735LAA D1 SIGNAL CABLE 1.000 089G410A18N IS POWER CORD WALL-OUT FOR UK 1.000 095G8014 12 10 POWER LINE 1.000...
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