Internal Assemblies — Main Chassis 4: Repair
115
Disassembling Main Chassis
The Main Chassis contains the Main PCA Module and the Back Part Assembly.
Preparation
1 Open the Case. See “Opening the Case” on page 90.
2 Remove the Measurement Module. See “Measurement Module” on page 107.
3 Remove the Therapy Port. See “Therapy Port” on page 109.
4 Remove the Printer Assembly. See “Printer Assembly” on page 111.
5 Remove the Main Chassis. See “Separating Main Chassis and Rear Case” on page 113.
Removal
1 Unplug the I/O PCA Connector cable on I/O Assembly. See Figure 86.
Figure 86 Main Chassis Disassembly-1
2 Use the straight-tip needle-nose pliers to wiggle and pull the two spade connectors, and use Philips
head screw driver to remove M 3x23 screw with washers to loosen the ground cable, see Figure 87.
Figure 87 Main Chassis Disassembly-2
Ground Cable
Spade Connectors
(Therapy PCA High Voltage Cable)
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