Keypad Membrane And Main Keypad Pcb Replacement - Anritsu Spectrum Master MS2722C Maintenance Manual

Chapter 5 — Assembly Replacement
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Keypad Membrane and Main Keypad PCB Replacement

This procedure provides instructions for removing and replacing the keypad membrane and PCB.
Note The keypad PCB and membrane can be replaced without opening the Spectrum Master case.
1. Place the instrument face up on a protected work surface.
2. Carefully remove the rotary knob, nut and retaining waster.
3. There are eight locking tabs holding the keypad bezel to the case
screwdriver, carefully pry the front bezel locking tabs free of the main body of the case. This will expose
the keypad membrane.
Figure 5-9. Front Panel Keypad Bezel
MS272xC MM
5-6 Keypad Membrane and Main Keypad PCB Replacement
Location of the 8 tabs holding the keypad bezel
PN: 10580-00279 Rev. E
(Figure 5-9). Using a small flat-blade
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