Assembly Removal and Replacement, MS203xC 7-12 Replacing Main Menu Keypad Rubber Membrane –
MS20xxC MM PN: 10580-00307 Rev. D 7-17
7-12 Replacing Main Menu Keypad Rubber Membrane – 3-61361
This procedure provides instructions for removing and replacing the Main Menu Keypad Rubber Membrane.
All keypad parts can be replaced without opening the MS203xC case.
If both the rubber membrane and the underlying Main Menu Keypad Flex PCB must be replaced, then the
Main Keypad Bezel must also be removed. Do not use this procedure, but skip to the procedure in Section
7-13 – Replacing Main Menu Keypad Components on page 7-19.
Part Numbers
• 3-61361 – Main Menu Keypad Rubber Membrane for MS2036C, MS2037C and MS2038C instruments
Procedure
1. Place the instrument face up on a protected work surface oriented with the top Connector Panel away
from you.
2. Remove the Battery Door and the Battery.
Removing Main Menu Keypad Bezel:
3. Six (6) locking tabs hold the Main Menu Keypad Bezel to the case as shown in Figure 7-10l
4. Using a small flat blade screwdriver and a small piece of rubber or similar material, carefully pry the
six (6) Main Menu Keypad Bezel locking tabs free from the case. The following tips help with the
removal process:
Note
Use a small piece of rubber or similar material to prevent scratches to the front panel and the switch
bezel.
Caution
Exercise extreme caution working around the LCD Display. Do not press in the middle of the display
nor set any tools on it.
1. Location of three (3) upper locking tabs on the Main Menu Keypad Bezel (not shown) and the Keypad Rubber
Membrane.
2. Location of three (3) lower locking tabs.
Figure 7-10. Locking Tab Locations for Main Menu Keypad Bezel
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