Replacing The Main Interconnect Board - Bayer HealthCare RapidPoint 400 Series Service Manual

Replacing the Main Interconnect Board

BIOHAZARD:
CAUTION:
devices. Use an antistatic mat and wrist strap when handling PC boards.
When removing the UIP board and the Main Interconnect board as
NOTE:
a unit, remove the three screws from the back of the Main board.
Tools and Supplies
• Phillips screwdriver, #1
1. Turn the system off and disconnect all the external cables from the
back of the system.
2. Remove the rear cover and power module assembly. Refer to
Removing the Rear Cover and Power Module Assembly on page 375.
3. Remove the polychromator:
a. Using a Phillips screwdriver, remove the two screws from the
standoffs located on the bracket of the Main Interconnect board
that secure the polychromator and retain.
a. Loosen the screw (do not remove) on the bottom of the
polychromator located on the 1 inch standoff.
b. Disconnect the ribbon cable from the Main board.
c. Remove the polychromator and set to the side.
372
Refer to Biohazards and Warnings.
Electrical shock hazard. Refer to Biohazards and Warnings.
Observe precautions for handling electrostatic-sensitive
Rev. C