6-20 250cx Series Maternal/Fetal Monitor Revision C
2036947-001
Parts List, Drawings, and Replacement: Assembly/Disassembly of FRUs
14. Connect 8-conductor Inverter cable to DSP board connector J1.
15. Place DSP board onto Main board. Use two screws to fasten DSP board to
chassis.
16. Slide-on top cover. Re-insert screws.
2025177-018 Recorder Board
1. Remove top cover. Keep screws aside.
2. Remove two screws fastening DSP board to chassis.
3. Remove DSP board from Main board.
4. Disconnect 10-conductor DSP-to-Keypad ribbon cable from DSP board
connector J5.
5. Disconnect 20-conductor Recorder ribbon cable from Recorder board connector
J2.
6. Disconnect power supply cable from J1 connector on Recorder board.
7. Disconnect Recorder EMC ground wire Fast-on connector from chassis tab.
8. Disconnect two Recorder optical sensor cables from Recorder board connectors
J5 and J6.
9. Disconnect Recorder paper orientation sensor cable from Recorder board
connector J8.
10. Disconnect Recorder print head cable from Recorder board connector J3.
11. Remove one screw fastening Recorder board to Recorder assembly.
12. Remove Recorder board
Installing new Recorder Board:
1. Fasten new Recorder board to Recorder assembly with one screw.
2. Connect Recorder print head cable to Recorder board connector J3.
3. Connect Recorder paper orientation sensor cable to Recorder board connector
J8.
4. Connect two Recorder optical sensor cables to Recorder board connectors J5
and J6.
5. Connect Recorder EMC ground wire Fast-on connector to chassis tab.
6. Connect power supply cable to J1 connector on Recorder board.
7. Connect 20-conductor Recorder ribbon cable to Recorder board connector J2.
8. Open Recorder door, as it will interfere with front bezel attachment.
9. Tilt the front bezel back onto chassis.
10. Refasten screws to each side of chassis.
11. Close Recorder door.
12. Connect 10-conductor DSP-to-Keypad ribbon cable to DSP board connector J5.
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