GE Corometrics 250 Series User Manual

6-14 250 Series Maternal/Fetal Monitor Revision D
2020551-001
Parts List, Drawings, and Replacement: Assembly/Disassembly of FRUs
2025177-013 Front-end Motherboard
1. Remove top cover. Keep screws aside.
2. Remove two screws fastening DSP board to chassis.
3. Remove DSP board from board.
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. Remove card cage cover. Keep screws aside.
7. Disconnect Ultrasound cables from Ultrasound board connectors.
8. Remove Ultrasound board from Front-end Motherboard.
9. Disconnect MSpO
2
cable from SpO
2
Carrier board connector.
10. Remove SpO
2
Carrier board assembly from Front-end Motherboard.
11. Disconnect MECG cable from MECG board connector.
12. Remove MECG/FECG board assembly from Front-end Motherboard.
13. Remove Isolated Power Supply board from Front-end Motherboard.
14. Remove three insulating metal sheets from Front-end Motherboard.
15. Remove five screws fastening the Front-end Motherboard to the chassis.
16. Remove two screws on both sides of monitor fastening the front bezel to the
chassis.
17. Tilt the front bezel forward, away from the chassis.
18. Remove MSpO
2
cable beads from chassis bead clips.
19. Remove MECG and FECG cable beads from chassis bead clips.
20. Remove FECG ground cable from chassis post by removing nut.
21. Disconnect FECG cable from Front-end Motherboard.
22. Disconnect IUP cable from Front-end Motherboard.
23. Remove Front-end Motherboard.
24. Slide new Front-end Motherboard under card cage onto chassis.
25. Fasten to chassis with five screws.
26. Connect IUP cable to Front-end Motherboard.
27. Connect FECG cable to Front-end Motherboard.
28. Place FECG ground cable onto chassis post and tighten with nut.
29. Insert MECG and FECG cable beads into chassis bead clips.
30. Insert MSpO
2
cable beads into chassis bead clips.
31. Insert three insulating metal sheets onto Front-end Motherboard.
32. Insert Isolated Power Supply board onto Front-end Motherboard.
33. Insert MECG/FECG board assembly onto Front-end Motherboard.

GE Corometrics 250 Series Specifications

General

Brand	GE
Model	Corometrics 250 Series
Category	Medical Equipment
Language	English