PARTS REPLACEMENT
4-5
4.7 Print Head
1. Turn off the power switch, disconnect the power cord
from wall outlet.
2. Remove
• Upper case unit(not shown in the figure)according
to the procedure described in Section 4.1.
• Two screws 1
• Head cover 2
• Two tapping screws 3
• Head cable 4
• Print head 5
WARNINGWARNING
WARNINGWARNING
WARNING
The print head becomes hot after printing so wait
for it to cool before removing it.
3. Adjust
• Gap between print head and platen
(Refer to Section 3.2.)
• Column displacement for bi-directional printing
(Refer to Section 3.3.)
4.8 Drive Shaft Unit
1. Remove
• Upper case unit according to the procedure des-
cribed in Section 4.1.
• Print head according to the procedure described
in Section 4.7.
• One screw 1 (Ribbon Base)
• Ribbon base (not shown in the figure)
• One screw 2 (Ribbon shaft guide 3 )
• Stop ring 4
• Paper feed clutch unit 5
• Stop ring 6
• Gear 7
• Stop ring 8
• Drive shaft gear L 9
• Clutch claw gear ;
• Stop ring A
• Drive shaft bearing B
• Stop ring C
• Carriage guide stay D
• Worm gear E
• Drive shaft unit F
2. Adjust
• Column displacement
Refer to Section 3.3.