Internal Assemblies - Top Case
4-56 Removal and Replacement
Parameter PCA
The Parameter PCA is located in the top case, behind the printer bucket.
Preparation
1. Save the configuration.
If possible, save the customer’s configuration onto a Data Card (or print
the configuration) so the configuration can be restored after repair.
2. Open the case safely.
See "Opening the Case" on page 4-24.
3. Disconnect and remove the SpO
2
PCA.
See "SpO2 PCA" on page 4-58.
CAUTION See cautions regarding handling and connection of flex circuits on page 4-1.
Removal
1. Disconnect the Parameter PCA (four cables).
a. Disconnect the large ribbon cable by pulling straight up (connects to
the Control PCA).
b. Disconnect the small 3-pin connector next to the ribbon cable (con-
nects to the ECG Out Connector). Press on the latch to release it.
c. Disconnect the cable at the opposite end of the PCA (connects to the
ECG Connector). Press on the latch to release the connector.
d. Disconnect the flex circuit (connects to the SpO
2
PCA). Unlatch the
brown receptacle on the PCA by pulling on the top of the receptacle,
then slide out the flex circuit.
2. Remove the Parameter PCA.
a. Unscrew the T10 screw located near the large ribbon connector.
b. Lift the PCA out of the case.
Replacement
1. Replace the Parameter PCA.
a. Connect the SpO
2
flex circuit. Slide the flex circuit into place, then
latch the receptacle by pushing in on the top of the receptacle.
b. Lay the Parameter PCA in position in the top case. The PCA fits
between ribs in the case on all four corners.
c. Replace the T10 screw near the large ribbon connector.
2. Connect the Parameter PCA.
a. Connect the ECG Connector cable. Be sure the connection latches.
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