ABB XSeriesG4 User Manual page 121

IMPORTANT NOTE: If the unit is a 6713 or a 6714, removal of Electronic Board is not required, please skip to
Step 16. Otherwise, continue to the next step.
Disconnect the XIMV Port connector J9 (Figure 89).
Slide, to the right, green terminal strips J4, J6, J7, and J8 (Figure 89) from their associated connector. Do not lift
connectors upward. Pay particular attention to the J4 and J6 connectors and label if necessary to ensure correct
installation when the replacement panel is in place.
Remove the cable from J15, if TFIO modules are installed (Figure 89).
Remove the cable from J16, if the flow computer has the installed optional keypad (Figure 89).
Remove the four mounting screws and lock washers, using a Phillips head screwdriver, securing the circuit board
(Figure 87: or Figure 88) to the door mounted standoffs.
! CAUTION – Property damage. When removing the circuit board, grasp its outer edges. This prevents
damage to circuitry and components.
Place the electronic panel on a safe, clean non-metal surface.
Remove the four display panel hexagon mounting standoffs, using a 3/16" nut driver.
Lift the panel from the door mounted standoffs.
Install the replacement screen and secure with standoffs.
!
CAUTION – Property damage. Do not to over-tighten nylon standoffs, has this will strip the threads inside.
Replace and secure the circuit board on the four standoffs and secure in place using the four screws and lock
washers.
!
CAUTION – Property damage. Do not to over-tighten screws, circuit board damage may result.
Reinstall the connectors removed in Steps 9 through 13 in reverse order.
Reconnect the LCD port connector J2 (Figure 89).
Reconnect the battery cable to connector J1 (Figure 89).
Reconnect the battery charger to EXT CHGR +/- J5 (Figure 89).
Once the flow computer has powered up, it may be necessary to adjust the LCD contrast.
If needed, restore the configuration as described in see section 6.2.3, Restoring configuration files (Restore), page
109.
IMPORTANT NOTE: To adjust display contrast, use an extra small screw driver to turn potentiometer R32
completely clockwise, then move screw back counter clockwise until screen is readable.
122 XFC G4 2103335 Rev AB