6-24 250cx Series Maternal/Fetal Monitor Revision C
2036947-001
Parts List, Drawings, and Replacement: Assembly/Disassembly of FRUs
2025177-022 Front Bezel
1. Remove top cover. Keep screws aside.
2. Remove two screws fastening DSP board to chassis. Keep screws aside.
3. Remove DSP board from Main board, but do not fully remove from chassis.
4. Disconnect 8-conductor Inverter cable from DSP board connector J1.
5. Disconnect 20-conductor DSP-to-LCD Decoder ribbon cable from DSP board
connector J2.
6. Disconnect 10-conductor DSP-to-Keypad ribbon cable from DSP board
connector J5.
7. Disconnect external display cable from J9 on DSP/Display PWA.
8. Tilt the front bezel forward, away from the chassis.
9. Remove card cage cover. Keep screws aside.
10. Disconnect Ultrasound cables from Ultrasound board connectors.
11. Disconnect MSpO
2
cable from SpO
2
Carrier board connector.
12. Disconnect MECG cable from MECG board connector.
13. Remove MSpO
2
cable beads from chassis bead clips.
14. Remove MECG and FECG cable beads from chassis bead clips.
15. Remove FECG ground cable from chassis post by removing nut.
16. Disconnect FECG cable from Front-end Motherboard.
17. Disconnect IUP cable from Front-end Motherboard.
18. Disconnect two red Pneumatics tubes from Front-bezel NIBP connector.
19. Disconnect 10-conductor Keypad-to-Volume ribbon cable from Volume board
connector.
20. Remove screw fastening Display mounting bracket to front bezel.
21. Remove screw fastening bracket to Display assembly.
22. Remove four screws fastening Display assembly to front bezel.
23. Remove Display assembly.
24. Remove Display lens.
25. Remove four screws fastening Volume board and side keyboard pad to front
bezel.
26. Remove Volume board and side keyboard pad.
27. Disconnect Encoder cable from Keypad board.
28. Remove Trim knob, Encoder washer and Encoder.
29. Remove two screws fastening Keypad bracket to front bezel.
30. Remove Keypad bracket.
31. Remove four screws fastening Keypad to front bezel.