Lcd Assembly Replacement - Anritsu Spectrum Master MS2722C Maintenance Manual

5-5 LCD Assembly Replacement

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
2. Remove the Main PCB assembly from the front panel as described in
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
LCD Cable
to Main PCB
Figure 5-8. Replacing the LCD
5. Carefully remove the LCD.
6. Reverse the above steps to install the replacement LCD.
Pay attention to the routing of the LCD Backlight Cable. The cable must be positioned so it is not
Note
pinched when the assembly is reattached to the front panel.
5-8
Section 5-2 "Opening the Spectrum Master
Remove 4 screws to replace LCD
PN: 10580-00279 Rev. E
Chapter 5 — Assembly Replacement
Case".
Section 5-4 "Main PCB Assembly
(Figure 5-8).
Disconnect LCD
Backlight Cable
Socket Connection
to Keyboard PCB
(Section 5.6)
MS272xC MM