7-10 Disassembly Sequence Overview Assembly Removal and Replacement, MS203xC
7-12 PN: 10580-00307 Rev. D MS20xxC MM
Overview of Replaceable Component Parts
The following steps reduce the VNA Master MS203xC to its replaceable component parts:
1. Remove the Battery Door and the Battery.
2. Remove and replace the Handle Hand Strap.
3. Remove and replace the Rotary Encoder Knob.
4. Remove and replace the Main Menu Key (Function Hard Key) Keypad Bezel, Membrane, and PCB.
5. Remove and replace the Main (Numeric) Keypad Bezel, Membrane, and PCB.
6. Open the case and separate the Case Front and Case Back Assemblies
7. Disconnect (if installed) the GPS Antenna SMA connector and cable from the top connector panel.
8. Remove and replace the VNA PCB Assembly and the attached connector panel.
9. Remove and replace the Rotary Encoder from the case.
10. Disconnect the three (3) coaxial cables that are attached to the Main PCB Assembly
11. Remove and replace (if installed) the GPS Receiver Module PCB (Option 31) from the Main PCB
Assembly.
12. Remove and replace the Main PCB Assembly.
13. Remove and replace the LCD Display Assembly from the Main PCB Assembly.
14. Remove and replace the Clear Plastic LCD Protector from the Case Front.