Sharp ER-04RP Service Manual page 26

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ER-04RP
10-3. Disassembly/reassembly procedures
IDisassembly/reassembly flow]
Work on disassembly/reassembly of each block in accordance with
the disassembly/reassembly flow.
NOTE: Reference numerals used in text
(Example) Connector PCB SA(~)
The reference numeral 5-2 indicates the figure number in
the attached drawing "(Fig. 9-l). Proceed with work by
referring to the drawing.
10-3-1. Disassembly/reassembly of CC (color
change) coil SA
I
' Tools
Phillips screwdriver
Soldering pencil
[Disassembly procedure]
1. Remove the holding screw (5-14).
2. Disengage the cord from the cord holder pawl.
3. Unsoiled the cord from the connector PCB SA (5-2) using the
soldering pencil.
[Reassembly procedure]
Reverse the disassembly procedure.
However, the following adjustment is necessary.
ADJUSTMENTS
Move the printhead to the center of the carriage rail so that the CC
coil core contacts the CC lever as shown by (A) in the figure below.
Move the CC coil in directions indicated by arrows e and + to adjust
the clearance between the CC Iever and the ribbon plate to 0.2-
0.5mm.
Screw lock
CC
coil core
CC lever
Ribbon plate
I
10-3-2. Disassembly/reassembly of ribbon plate BK
Tools
Phillips screwdriver
Tweezers
CC coil SA (Section 10-3-1)
T
Disassembly Reas~embly
J
Ribbon plate BK
1.
[Disassembly procedure]
1, Remove the CC coil holding screw (5-14) to remove the CC coil.
2. Remove the two color change springs (6-2).
3. Disengage the portion A while lifting up the color change lever
(6-3), and then, disengage the hinge (portion B) on the right side
of the ribbon plate (6- 1).
Portion
Portion B
4. Slide the ribbon plate to the right, and disengage the hinge (por-
tion C) on the left side to remove the ribbon plate.
[Reassembly procedure]
Reverse the disassembly procedure.
NOTE: Take care not to deform the ribbon plate BK when reassem-
bling.
10-3-3. Disassembly/reassembly of printhead SA
(Refer to drawing for F type)
[Disassembly procedure]
1. Remove the flat cable from the connector. Work is made easier if
the flat cable is removed from the end.
2. With the lock lever released, extract the printhead SA (3-16) up-
ward.
[Reassembly procedure]
Reverse the disassembly procedure.
NOTE: Check that the flat cable is not in contact with the HP and DP
discs.
10-3-4. Disassembly/reassembly of PF (paper feed)
coil SA (Refer to drawing for F type)
Too!s
Phillips screwdriver
Soldering pencil
IDisassembly/reassembly flow]
CCcoil
SA (Section 10-3-1)
Disassembly Rea~embly
I
&
PF mil SA
II
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