Dell SE2725HM (DELL-SE2725HM) service manual

Contents

1. Safety Instructionsp. 5

   Use the following safety guidelines to protect your monitor from potential damage and to ensure your personal safety. Unless otherwise noted, each procedure…

2. Views of SE2725HM Monitorp. 6

   Front view 1 2 Figure 1. Front view of the monitor Table 1. Front view descriptions. Label Description Use 1 Function buttons To access the on-screen display…

3. Major components of SE2725HM monitorp. 9
4. Wiring connectivity diagramp. 11

   Figure 6. Wiring connectivity diagram Table 6. Wiring connectivity description Item Description 1 Lightbar cable 2 Low-Voltage Differential Signaling (LVDS)…

5. Connecting your monitorp. 12

   Connecting the cables WARNING: Before you begin any of the procedures in this section, follow the Safety instructions. NOTE: Dell monitors are designed to work…

6. Disassembly and reassemblyp. 13

   CAUTION: The information in this section is intended for authorized service technicians in the EMEA region. Dell prohibits users from disassembling the…

7. Removing the standp. 14

   Prerequisites Follow the procedure in Before working inside your monitor. Figure 9. Removing the stand Steps 1. Place the monitor on a soft cloth at the edge…

8. Installing the standp. 15
9. Removing the back coverp. 16

   Prerequisites 1. Follow the procedure in Before working inside your monitor. 2. Remove the stand. Figure 11. Removing the back cover Steps 1. Remove the four…

10. Installing the back coverp. 17
11. Removing the middle framep. 18
12. Installing the middle framep. 19
13. Removing the metal shieldp. 20
14. Installing the metal shieldp. 22
15. Removing the keypad boardp. 24
16. Installing the keypad boardp. 25
17. Removing the system board and power boardp. 27
18. Installing the system board and power boardp. 30

    Steps 1. Connect the two power cables to the connectors on system board and the power board. 2. Replace the screw (M3x7) on the power board to the chassis. 3.…

19. Troubleshootingp. 33

    Common problems The following table contains general information about common monitor problems that you might encounter and the possible solutions: Table 8.…