Replacing The Printhead - EDAN F9 Service Manual

F9 Fetal & maternal Monitor Service Manual

10.4.4 Replacing the Printhead

To remove the printhead,
1) Separate the upper assembly and the lower assembly.
2) Loosen the FM module by removing its fixing screws.
3) Remove the DECG module.
4) Unplug the connectors of the printhead signal cable and paper sensor cable from the print
control board, and then loosen the print control board by removing its fixing screws.
5) Remove the film that separates the boards and the metal piece (paper drawer cover).
6) Remove the screws
sideward to release the printhead connecting board.
FM Module
○ ○
, loose the screws
3 - 6
DECG Module Print Control Board
Paper sensor cable
○ ○
and then rotate the metal retainers
1 - 2
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Disassembling the Monitor
Printhead signal cable