5-5 LCD Assembly Replacement Chapter 5 — Assembly Replacement
5-8 PN: 10580-00279 Rev. E MS272xC MM
5-5 LCD Assembly Replacement
This procedure provides instructions for removing and replacing the Liquid Crystal Display (LCD) once the
Main PCB assembly has been separated from the Spectrum Master.
1. Open the case as described in Section 5-2 “Opening the Spectrum Master Case”.
2. Remove the Main PCB assembly from the front panel as described in Section 5-4 “Main PCB Assembly
Replacement ”.
3. Turn the Main PCB Assembly and disconnect the LCD backlight cable and if still attached, disconnect
the LCD cable from the Main PCB.
4. Remove the four screws securing the LCD Display to the Main PCB assembly (Figure 5-8).
5. Carefully remove the LCD.
6. Reverse the above steps to install the replacement LCD.
Figure 5-8. Replacing the LCD
Note
Pay attention to the routing of the LCD Backlight Cable. The cable must be positioned so it is not
pinched when the assembly is reattached to the front panel.
Remove 4 screws to replace LCD
Disconnect LCD
Backlight Cable
LCD Cable
to Main PCB
Socket Connection
to Keyboard PCB
(Section 5.6)
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