Step Pol Board Replacement; Figure 7-30. Unplug And Unfasten Step Pol Board - Thermo Scientific 43iQTL Instruction Manual

Step POL Board
Replacement
Thermo Scientific
Use the following procedure to replace the Step POL Board.
Equipment required:
Torque screwdriver, T15 or Slot screwdriver, 3/16
1. Turn instrument OFF, unplug power cord, and remove the cover
(Figure 2–1).
2. Unplug Step POL power cable J4.
3. Unplug Step POL signal cable J2.
4. Unplug pump cable J7.
5. Unfasten captive hardware.
Figure 7–30. Unplug and Unfasten Step POL Board
Servicing

Step POL Board Replacement

7-27
43iQTL Instruction Manual