EXCHANGING THE PRINTED CIRCUIT BOARDS
Refer to figure 4-14.
Figure 4-14. Printed circuit board replacement.
a. You may exchange pcbs D1 and D3 with the aid of a screwdriver.
b. You must use a soldering tool to exchange pcb D5.
c. All pcbs are factory calibrated. To adjust pcb D1, refer to Lesson 3, Perform
Verification/Calibration of the Inter-oral Dental X-ray.
EXCHANGING THE CARRYING CASE GASKET
If when you inspect the carrying case you find a mechanical defect to the gasket
(cuts, frayed, and so forth.) is visible you must exchange it. Refer to figure 4-15.
a. Remove the old gasket.
b. Clean the gasket retainer groove with a scraper to remove old adhesive.
c. Apply new adhesive per manufacturer's instruction.
d. Install a new gasket.