Display (LCD) Replacement
Service Manual 10-11
c. Position the PCBA on the mounting screws with the USB cable at the top.
Make sure that the display cable isn’t caught behind the PCBA.
d. Make sure that the shoulder washers are in place in the PCBA mounting holes,
with the bottom of the shoulder against the top surface of the PCBA.
e. Place a lock washer on each mounting screw.
f. Place a nut on each mounting screw. Tighten the nuts to 0.4 to 0.6 N-m (3.5
to 5.3 lb-in).
8. Lift the locking tab at the J207 connector, and insert the display cable until it stops
against the end of the connector (Figure 10-8 on page 10-9). Press the locking tab
down to secure the cable. Pull lightly on the cable to make sure it is fully attached.
9. Follow the procedure Rejoining the Front and Rear Enclosures on page 9-5.
10. Perform the following tests:
a. Keypad Test on page 7-5.
b. Display Test on page 7-7.
c. Electrical Safety Tests on page 7-14.
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