Loma IQ2 Service Manual page 73

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Control Box
The control box is supplied "specific to usage" and may be remote from the
search head.
Keyboard Overlay & Display Board
There is no specific user test or repair available for these items, therefore if the
overlay is damaged or the display is faulty then they must be removed and
replaced.
An exploded assembly diagram is given in Figure 1.
Display Board Removal & Refitting
1. Using the 5mm allen key supplied with your equipment, unscrew the 2 front
hinged door screws on the control box and open the door.
2. Unplug the display board drive connector from its mating plug on the control
board and unclip the ribbon cable from behind its 2 retaining clips
3. Undo and remove the 6 metal M3 pillars that secure the display board to the
back of the keyboard overlay. Refer to
location.
4. Ensure all removed fixings are retained.
5. Replacing the display board with your new board is the reverse of its removal.
The connector is polarised and can only be inserted one way.
Module 8023
Antistatic wrist strap.
Proprietary integrated circuit chip leg preparation tool.
Thin stiff cardboard (for wet silicon removal).
Torque wrench with 10mm socket set to 4 Newton metres
(3 pounds/feet).
Figure 1 in this section for their
on page 5
Maintenance
6-3