Acer P5271 Dmd

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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 4
... Disassemble Main Board Module Disassemble Front Cover Module Disassemble System Fan and Color Wheel Module Disassemble Engine Module Disassemble DMD Chip and DMD Board Disassemble Lamp Driver and Speaker Disassemble Blower Disassemble LVPS Module Disassemble Latch and Spring Disassemble Bottom Shielding Disassemble ... Shielding 2-1 2-2 2-3 2-4 2-4 2-5 2-8 2-9 2-12 2-12 2-13 2-15 2-15 2-16 2-16 2-17 2-18 2-19 2-20 2-21 2-21 2-22 P5271/P5290/P5390W/P5271i Confidential iii
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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 5
Assemble Latch and Spring Assemble LVPS Module Assemble Blower Assemble Speaker and Lamp Driver Module Assemble DMD Chip and DMD Board Assemble Engine Module Assemble Color Wheel Module and System Fan Module Assemble Front Cover Module Assemble Main Board...LAN Cable(only for P5271i) 4-1 Service Mode 4-1 OSD Reset 4-1 Test Condition 4-2 Test Inspection Procedure 4-3 PC Mode 4-4 PC Calibration 4-7 Video Performance 4-8 P5271/P5290/P5390W/P5271i Confidential iv
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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 35
Unscrew 6 screws (as red circle). P5271/P5290/P5390W/P5271i Confidential 2-12 2-9 Disassemble Engine Module 1. Unscrew 2 screws (as yellow circle) to disassemble the Engine Module. 2-10 Disassemble DMD Chip and DMD Board 1. Tear off the black mylar (as blue arrow point). 2.
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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 36
P5271/P5290/P5390W/P5271i Confidential 2-13 NOTE: Circuit boards > 10 cm² has been highlighted with the yellow rectangle as blue arrow point). Disassemble the Heat Sink and DMD Module. 4. Unscrew 4 screws (as yellow circle) to disassemble the Lamp Driver Module and the Speaker (as above image shows. Note: - Avoid touching the DMD Chip...
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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 49
Screw 2 screws (as yellow circle) 180° clockwise to assemble the DMD Board and DMD Chip. 2. P5271/P5290/P5390W/P5271i Confidential 2-26 Assemble the Heat Sink and DMD Module. 3. Rotate the screw (as red circle). 4. Stick black mylar (as blue arrow point). 2-27 Assemble DMD Chip and DMD Board 1.
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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 61
... sources at the same time, use the "Source" button switch) - Ensure all connectors are assembled properly 6 Line Bar/Line Defect - Check Color Wheel P5271/P5290/P5390W/P5271i Confidential 3- Check DMD Board - Check Fan Module - Check Main Board - Check Lamp Module 7 Image Flicker - Adjust Color Wheel Index 8 Color Abnormal - Ensure the Signal Cable...
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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 62
...Ensure the projection lens is clean 9 Poor Uniformity/ - Check DMD Chip - Check DMD Board - Do "Reset (All data)" of spec.) - Check Main Board - Ensure the projection screen without dirt - Clean DMD Chip and Engine Module - Check Engine Module - Check Main ...Board - Check Battery b. Check FPC b. Check Main Board - Check Speaker P5271/P5290/P5390W/P5271i Confidential 3- Remote Controller a. Ensure the projection ...
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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 66
... room less than 2.0 lux. - and lamp off for 10 min for 50 min. Screen Defects (While replacing DMD Chip, DMD Board, Main Board) Frame < Figure: Zone A, Zone B & Frame (as green line) Definition, Active area=Zone A+ Zone B > P5271/P5290/P5390W/P5271i Confidential 4- Screen size: 60 inches diagonal. - Inspection distance: 1.8 m~2.5 m functional inspection. - (1) Please get into...
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Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide


Page 116
...LIGHT HEATSINK SILCONE RUBBER X20/A20 DMD BOARD RUBBER X1161 S450 0.55" XGA/SVGA DMD thermal pad, FUJIPOLY, Sarcon XR-HE, 18.4x12.5x0.5 mm DMD RUBBER X1161 ENGINE TOP COVER Mg Z20 ENGINE HEATSINK Z20 P5271 ENGINE OFF LIGHT HEATSINK AL X20/A20 PCBA DMD BOARD FOR P5271(S450) SCREW PAN HEAD MECH ...M2.6*6 BLACK STEP SCREW FOR TYPEX DMD M2.6*11.8mm,X15 Parts Supply V V V V P5271/P5290/P5390W/P5271i Confidential XIV

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  • Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide
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