HP DesignJet 250C Service Manual page 96

6 Release the two indicated clips on the top
of the cartridge carriage by pulling them
slightly outwards.
7 Pull the top of the carriage up.
6 38 Removal and Replacement
8 Disconnect the trailing cable from the
connector on the carriage.
9 Rest the top of the carriage on the
trailing cable guide.
W A R N I N G
In the following step, take care not to
spill ink from the carriage.
C4699 90000