Mindray DC-6, Service Manual

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System Structure and Assembly/Disassembly
4-27
c) After the keyboard ejects completely, remove the four screws fixing the slide tracks
(4 M3X8 screws) to take out the keyboard assembly and slide tracks.
d) Disassemble the slide tracks from the keyboard assembly, replace them with new
tracks and install on the keyboard assembly.
e) Align the new tracks with the locating poles on the cast-aluminum panel, place the
four screws loosened on the tracks, repeatedly push the keyboard assembly to confirm that
the keyboard can smoothly move and eject in position, and tighten the four screws.
f) According to the reversed order, install the cast-aluminum cover, minor panel
assembly, main panel assembly and minor panel rear cover.
4.3.12 Replacement of the snap-close (lock head and lock
seat)
4.3.12.1
Replacement of the lock seat
a) As per section 4.3.4 and 4.3.5, remove the main panel and the minor panel,
remove the screws fixing the cast-aluminum cover, and remove the cast-aluminum cover.
b) Remove 4 screws fixing the lock seat (4 M3X10 cross panhead screws), and
replace it with a new lock seat.
13 M4x12 screws