Dell P2723QE Скачать руководство пользователя страница 17 | Manualshive

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Dell P2723QE Скачать руководство пользователя страница 17

Service Manual

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6.

Trouble Shooting Instructions

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Содержание P2723QE

Страница 1: ...Service Manual 1 Service Manual LCD Monitor P2723QE ...

Страница 2: ...Service Manual 2 Service Manual Versions and Revision No Version Release Date Revision 1 1 0 2022 02 14 Initial Release ...

Страница 3: ...er repairing method may damage equipment or products It is recommended that service engineers should have repairing knowledge experience as well as appropriate product training per new model before performing the service procedures NOTICE To avoid electrical shocks the products should be connected to an authorized power cord and turn off the master power switch each time before removing the AC pow...

Страница 4: ...Service Manual 4 2 Exploded view diagram with list of items ...

Страница 5: ... to https www dell com support 2 Verify your country or region in the Choose A Country Region drop down menu at the bottom right corner of the page 3 Click Contact Us next to the country dropdown 4 Select the appropriate service or support link based on your need 5 Choose the method of contacting Dell that is convenient for you ...

Страница 6: ...Service Manual 6 3 Wiring Connectivity Diagram ...

Страница 7: ...rvice Manual 7 4 How to connect and disconnect power cable connectivity cable WARNING To change power cable connectivity cable switch off power before unplugging the cable and replugging in required cable ...

Страница 8: ...Service Manual 8 ...

Страница 9: ...Service Manual 9 ...

Страница 10: ...ear Cover 1 Panel side down remove rear cover with both hands in sequence of 1 2 3 then 1 4 5 6 5 Remove Light Bar and USB Cable a Remove acetate tape 1 grasp on pin then remove light bar cable horizontally b Remove aluminium foil 2 lift up USB pin cover then remove USB cable 3 Remove Rear Cover 2 a Set up rear cover remove mylar 1 b Remove keypad cable 2 c Remove light bar 3 6 Remove Chassis and ...

Страница 11: ... cm b Separate mid frame from panel 8 Remove PCBA 1 a Remove mylar b Remove screws 1 9 with electric screwdriver Torque 5 5 0 5Kgf cm 11 Remove Front Trim Screws 2 a Remove screws 1 3 with electric screwdriver Screwdriver torque 0 8 0 1 Kgf cm b Separate front trim from mid frame 9 Remove PCBA 2 a Remove Power Board and IF Board b Sperate Power Board and IF Board 12 Remove LED a Remove LED from mi...

Страница 12: ...red mark from printed circuit boards Cut the glue between bulk cap and PCBA with knife ensure cutting path within the glue don t touch bulk cap and PCBA Take out the capacitor pin solder with soldering iron Lift the bulk capacitor away from power board S13 S14 ...

Страница 13: ...should appear on screen against a black background if the monitor cannot sense a video signal and is working correctly While in self test mode the power LED remains white Also depending upon the selected input one of the dialogs shown below will continuously scroll through the screen 4 This message also appears during normal system operation if the video cable becomes disconnected or damaged 5 Tur...

Страница 14: ... Down or Left or Right direction will be able to access the Main Menu 3 Use up or down direction to select the Self Diagnostic function in the Main Menu Others and confirm with center key A gray test pattern appears at the beginning of the diagnostic program 4 Carefully inspect the screen for abnormalities 5 Select Up or Down or Left or Right key to change the test patterns 6 Repeat steps 4 and 5 ...

Страница 15: ...Service Manual 15 6 Trouble Shooting Instructions Common problems The following table provides general information about common monitor problems you might encounter and the possible solutions ...

Страница 16: ...Service Manual 16 6 Trouble Shooting Instructions ...

Страница 17: ...Service Manual 17 6 Trouble Shooting Instructions ...

Страница 18: ...Service Manual 18 6 Trouble Shooting Instructions ...

Страница 19: ...Service Manual 19 6 Trouble Shooting Instructions ...

Страница 20: ...Service Manual 20 6 Trouble Shooting Instructions ...

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