Internal Assemblies — Front Chassis 4: Repair
147
Human Interface PCA
Preparation
1 Remove the Printer Assembly. See “Printer Assembly” on page 85.
2 Open and separate the case. See “Opening the Case” on page 87.
3 Remove the Rear Chassis. See “Front Chassis and Case Access” on page 134.
4 Remove the Front Chassis. See “Front Chassis Removal and Replacement” on page 142.
Removal and Replacement
1 Remove the six T15 screws, see Figure 99.
2 Disconnect the HIF PCA cable.
Push on the latch to release, pull, wiggle.
3 Install the HIF PCA cable on the new HIF PCA.
Ensure the connector is fully seated.
4 Replace the HIF PCA. Tighten the plastite screws to 10 inch-lb. (1.1 N m).
5 Replace the Front Chassis. See “Front Chassis Removal and Replacement” on page 142.
6 Replace the Rear Chassis. See “Front Chassis and Case Access” on page 134.
7 Close the case. See “Closing the Case” on page 151.
To Complete the Replacement:
1 Run Performance Verification and Safety testing as described in the “Performance Verification”
chapter.
2 Run the Button Tests.
Figure 99 Human Interface PCA
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