Citizen iDP-3210, Service Manual

Page: 10 / 46

iDP-3210 Service Manual
CITIZEN 10/46
Chapter 3 Dismantling and Assembling
For maintenance, pay attention to the following matters.
Caution
(1) If printer performs well, do not dismantle, reassemble, nor adjust the printer without reasons.
(2) Upon the completion of an inspection, be sure to check the printer again for abnormality before turning on the
power.
(3) Never print without paper inserted into the printer.
(4) Confirm that paper and the platen roller are set normally.
(5) Be careful not to leave parts, screws, or the like used for maintenance work in the printer.
(6) When handling the thermal head, do not use gloves that easily generate static electricity.
(7)
In dismantling and assembling the printer, check cords and circuit boards and the like for flaws,
and be sure not to pass nor fix them forcibly.
3.1 Procedure for Dismantling
3.1.1 Remove the printer cover.
(1) Open the printer cover.
(2) Remove the hinge on the one side
with it bent to the inside.
(3) Remove the other hinge.
3.1.2 Remove the upper cover.
(1) Remove the head SP, and remove the platen roller.
(2) Unfasten two M3 x 8 screws.
(3) Lift the aft part of the cover up to remove it.
Then, insert a (-) screw driver or the like to the clearance
between the case and chassis at the locations shown
by arrow marks (1) and (2) on the front side to
remove the hooks that secures the case to the chassis
(4) If the printer is provided with an optional black
mark sensor or paper holder, pull out the connector for
connection with the control circuit board.
(5)Lift up and remove the cover paying attention
to the head SP.