General; Adts 405 And Electronics Rack (Adts 405F); Cover; Controller Pcb - GE Druck ADTS 405 Service Manual

Druck ADTS 405 Service Manual
DISMANTLING
WARNING: VOLTAGES IN EXCESS OF 30 VOLTS (RMS) AC OR 50 VOLTS DC, IN CERTAIN
CIRCUMSTANCES CAN BE LETHAL. CARE MUST BE TAKEN WHEN WORKING ON LIVE, EXPOSED
CONDUCTORS.

General

1. Absolute cleanliness of the work area, tools and equipment must be observed. Expendable items
must be discarded.
ADTS 405 and Electronics Rack
2. Remove the case lid of the ADTS 405F. Disconnect and remove all the electrical and pneumatic
connections.
3. Unscrew and remove the four screws and cup washers securing the rack in case of the ADTS
405F.
4. Carefully position the rack on the side of the ADTS 405F case. Disconnect all pneumatic and
electrical connections from rear of the rack and separate the rack from the case.

Cover

5. Unscrew and remove the eighteen screws and shakeproof washers securing the cover to the
chassis. Slide cover off to the rear.

Controller PCB

Note: This is part of the Controller/Manifold Assembly comprising this component and the manifold as a
matched set.
6. The controller PCB are located at each side the chassis, removal procedures are identical.
Disconnect the four connectors from the bottom of the PCB.
7. Unscrew and remove the four nyloc nuts and collect the four nylon spacers. Remove the
controller PCB.
PCB retaining bar (Figure 2-1)
8. Unscrew and remove the two nylon wing nuts securing PCB retaining bar. Release the ribbon
cable retaining clip and remove retaining bar.

Computer PCB

9. The computer PCB locates in a connector on the motherboard. A ribbon cable connects on the
top edge of the PCB.
10. Disconnect the ribbon cable connector on the top edge of the PCB. Carefully remove the PCB.
IEEE 488 Interface PCB (Figure 2-1)
11. The IEEE 488 interface PCB locates on a connector in the motherboard. Release the two clips
and disconnect the ribbon connector on the top edge of the PCB.
12. Unscrew and remove the two screws and plain washers securing PCB bracket to rear panel.
Carefully remove the PCB.
K0171 Issue No. 1 Page 2-2