Stryker Berchtold CHROMOPHARE, Service And Parts Manual

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7. To remove Driver PCB circuit board, piece 6, remove three (3) screws and pull up gently to unseat the 8
pin socket connected to the LED circuit board, remove and place aside Driver board. To remove the LED
Circuit board, Piece 7, remove the 3, 10mm standoffs.
8. Replace bad LED Circuit board and reinstall the 3 standoffs are installed thru the reflector and tighten.
Line up 8 pin socket and pins and reinstall Driver PCB, replace the 3 screws, and tighten. Select the
same color on the driver board as the color taken off, either Green or White.
9. Reassemble assembly taking care to ensure the window and the gasket are correctly in place, seen in
Figures 1 and 2.
10. Reinstall assembly onto suspension, slowly place the lower cap assembly onto the suspension lower arm
until power/control cable 4 pin Molex can be reconnected to the Driver PCB, seen in figures (Figure 3/4).
Replace 3 screws and washers and tighten.
11. Reinstall bumper Piece 5 with the 3 screws removed.
12. Restore power and check for proper operation.
7.20 Replacing the Slip Ring (Commutator) on an F Gen Light
WARNING:
Make sure that the Lights are powered off prior to performing service.
Note: If it is suspected that the slip ring is damaged, make sure that the issue is not due to
a damaged wire set or contact block before completing this repair (see Step 3).
1. Remove the light head or monitor yokes as instructed in Section 7.9.
2. Remove the spring arm as instructed in Section 7.6.
3. Remove the two Phillips screw on the bottom of the horizontal arm next to the central shaft to access
the contact block.
4. Carefully remove the contact block with the wire set attached. Disconnect the wire set from the contact
block.
CAUTION:
Use extreme care when handling the contact block, as it is very fragile.