Revision C 250cx Series Maternal/Fetal Monitor 6-9
2036947-001
Parts List, Drawings, and Replacement: Assembly/Disassembly of FRUs
17. Place Main board onto chassis. Use six screws to fasten Main board to chassis.
18. Connect speaker cable to Main board connector J10.
19. Place Comm. board onto Main board.
20. Fasten Comm. board onto chassis with four screws.
21. Connect power supply cable to Main board connector J8.
22. Replace Pneumatics assembly onto Main board.
23. Connect clear section of tubing from E1 to PT1 on Main board.
24. Connect clear section of tubing from E2 to PT2 on Main board.
25. Fasten Pneumatics assembly to chassis with two screws.
26. Connect printer cable to Main board connector J9.
27. Connect 8-conductor Inverter cable to DSP board connector J1.
28. Connect 20-conductor DSP-to-LCD Decoder ribbon cable to DSP board
connector J2.
29. Connect 10-conductor DSP-to-Keypad ribbon cable to DSP board connector J5.
30. Place DSP board onto Main board. Use two screws to fasten DSP board to
chassis.
31. Connect external display cable from J9 on the DSP/Display PWA.
2025177-005 DSP Board
1. Remove top cover. Keep screws aside.
2. Disconnect 8-conductor Inverter cable from DSP board connector J1.
3. Disconnect 20-conductor DSP-to-LCD Decoder ribbon cable from DSP board
connector J2.
4. Disconnect 10-conductor DSP-to-Keypad ribbon cable from DSP board
connector J5.
5. Disconnect external display cable from J9 on DSP/Display PWA.
6. Remove DSP board from Main board.
7. Connect 8-conductor Inverter cable to DSP board connector J1.
8. Connect 20-conductor DSP-to-LCD Decoder ribbon cable to DSP board
connector J2.
9. Connect 10-conductor DSP-to-Keypad ribbon cable to DSP board connector J5.
10. Connect external display cable from J9 on the DSP/Display PWA.
11. Reuse two screws to fasten DSP board to chassis.
12. Replace top cover. Re-insert screws.
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