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Acer AL1917L, Service Manual

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Page: 27 / 40

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27

Join hooks of Rear Cover with Bezel and place
Stand Assay.

Fasten 5 screws

Fasten 4 screws

Insert Stand Cover

Have the hook latched

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Summary of Contents for AL1917L

Page 1: ...1 Acer AL1917L Service Guide Service guide files and updates are available on the CSD web for more information Please refer to http csd acer com tw...

Page 2: ...2...

Page 3: ...3...

Page 4: ...4...

Page 5: ...5...

Page 6: ...6...

Page 7: ...Power Saver 21 Chapter 3 Machine Disassembly and Assembly 22 3 1 Machine Disassembly 22 3 2 Machine Assembly 25 Chapter 4 Troubleshooting 28 4 1 Abnormal display Troubleshooting 28 4 2 Abnormal On Of...

Page 8: ...setting on OSD shall be adjusted to meet 125 nit Measuring instrument Minolta CS 1000T Spectrometer and Photometer CA 210 or equivalent Others Before measuring Auto Adjust Auto Balance must be done in...

Page 9: ...9 1 3 LCD panel Specification General Specifications...

Page 10: ...10 Electrical Specifications...

Page 11: ...11 1 Definition of Viewing Angle x y 12 o clock direction y 90 6 o clock y 90 x x y y x y y x Normal x y 0 X 90 X 90...

Page 12: ...Ratio of the point X at Figure in Note 5 Definition of luminance measured points and Brightness Uniformity Delta X 17 0mm Delta Y 17 0mm Luminance of center point L L 1 Brightness Uniformity Measurem...

Page 13: ...5 minutes to avoid abrupt temperature change during measuring In order to stabilize the luminance the measurement should be executed after lighting Backlight for 15 minutes in a windless room TF TR Ti...

Page 14: ...14 OPERATING INSTRUCTIONS 2 1 Function Name 2 1 1 Front Chapter 2...

Page 15: ...15 2 1 2 Back...

Page 16: ...16...

Page 17: ...ain to exit OSD 3 Plus Press this button for selection or adjustment when OSD is started 4 Minus Press this button and click and to adjust volume when OSD is not started for the model with speakers on...

Page 18: ...e MENU to select the function to be adjusted 4 Click or to change current settings 5 To exit OSD window select to close and save changes To change other settings repeat steps 2 4 2 4 OSD Menu Screen A...

Page 19: ...al 2 5 OSD Function Definition Bright Contrast Adjustment Phase Clock Pulse Adjustment Horizontal Vertical Adjustment Color Temp Adjustment Language Selection Restore OSD Setting Input Selection Messa...

Page 20: ...or temp to be warm white color N A Cold Color Temp Set up the color temp to be cold white color User Definition Red User Definition Green User Definition Blue Adjust red green blue gain N A English N...

Page 21: ...ystem so the computer system can be set to monitor auto adjust 2 7 Power Saver Power control system also called Power Saver is installed inside the LCD Monitor If the monitor has not been used for a c...

Page 22: ...bly Procedures Picture Description Push the hooks and stand bottom away Remove Hinge Cover Loosen and remove 4 screws remove Stand Assay Loose and remove 5 screws Separate Bezel hooks to take Bezel an...

Page 23: ...LCD module and remove bezel Loose and remove 2 screws Remove and lift up Cover AD Loose and remove 2 screws Loose and remove 4 screws Loose and remove 2 screws then remove the PCBA Cover Remove 3 pie...

Page 24: ...24 Loose and remove 4 screws Remove Lips Board Remove signal cable Loose and remove 4 screws Remove FFC and AD PCBA Completed Separate both Audio Cables Take OSD PCBA apart...

Page 25: ...dures Place OSD PCBA Insert Audit Cable to connectors of OSD PCBA Place LCD module Insert new AD PCBA and FFC Fasten 4 fixed screws of AD PCBA Insert signal cable Insert new Lips Board Fasten 4 fixed...

Page 26: ...26 Insert 3 pieces of FFC to AD PCBA Fasten 2 screws Fasten 4 screws Fasten 2 screws Join hooks of Cover AD with Bezel Fasten 2 screws Place LCD module to LCD Bezel Insert a piece of FFC to OSD Board...

Page 27: ...27 Join hooks of Rear Cover with Bezel and place Stand Assay Fasten 5 screws Fasten 4 screws Insert Stand Cover Have the hook latched...

Page 28: ...28 Troubleshooting 4 1 Abnormal Display Troubleshooting Chapter 4...

Page 29: ...29...

Page 30: ...30 4 2 Abnormal ON OFF LCD display Keyboard Troubleshooting...

Page 31: ...31 4 3 Abnormal BIOS OSD Other Display Troubleshooting...

Page 32: ...32 4 4 Audio Abnormal Troubleshooting...

Page 33: ...33 Connector Information 5 1 Function Block Diagram Chapter 5...

Page 34: ...input 9 NC 2 Green video input 10 Ground 3 Blue video input 11 No connection 4 NC 12 SDA 5 Ground 13 Horizontal sync Composite sync 6 Red video ground 14 Vertical sync 7 Green video ground 15 SCL 8 Bl...

Page 35: ...E03 H K1 35 D006778 Lips BOARD Lips With Audio A 5 V 4 A 13 8 V0 7 A 2I 120 mA 60 V 27 D011820 Main Board PCBA for A190E4 E04 H A190E4 E04 H S6 35 D012540 CABLE FFC 15 Pins A170E2 H01 L 150mm FFC_OSD...

Page 36: ...y A190E3 H0C ABS PA 757 H94628B5 SILVER FTA9411 40 D011830 LCD BACK COVER Rear A190E3 H0C ABS PA 757 J94611B5 BLACK 40 D011828 LCD STAND NECK Stand Assy A190E3 H0C BLACK 40 D003736 Hinge Cover Cover H...

Page 37: ...37 The Table of Explosion Diagram...

Page 38: ...ssy 1 10 32 D011823 Function Cable LVDS Panel Cable 950055 30Pins 30Pins 1 11 42 D000649 Screw M4 P 7mm L 8mm Round Head 1 12 42A9930008 SCREW 3 P 0 5mm L 4mm Pan Head 11 13 42 D010194 SCREW M2 P 0 4m...

Page 39: ...RoHS C1 1206 10u 16V 5 RoHS R3 0603 4 7K 5 RoHS R3 0603 4 7K 5 RoHS L6 BK1608LL121 RoHS L6 BK1608LL121 RoHS C3 0603 100n 25V Y RoHS C3 0603 100n 25V Y RoHS B4 MPU CSZ SCL SDA DDC_CLK DDC_DAT INT INV_O...

Page 40: ...RoHS C69 1206 22u 10V Y C69 1206 22u 10V Y TP 1 V33A1 V33A1 CA1 1210 1u 50V 7 RoHS CA1 1210 1u 50V 7 RoHS 1 2 D19 EC31QS03L RoHS D19 EC31QS03L RoHS TP 1 V12V1 V12V1 C72 0603 100n 25V Y RoHS C72 0603 1...

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