Sharp PC-1600

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PC-l600
7-3. Oisassembly and Assembly
This section gives step-bv-step instructions for taking apart and assembling the PTMPG printer. It also contains the adjustment
methods of each part, and wiring and circuit diagrams for the circuit board on the printer.
1. Disassembly
To take apart the PTMPG printer, remove the components from the frame in the order shown below. Where necessarv, an
explanation is supplled in the right-hand column.
Step
Part No. Component
Explanation
1
4-1 Z-motor unit
1. Remove the retaining ring (E type) (RE1.5) and the
plain washer (WF2.2) from the Z-cam gear unit with
4-3
Z-cam gear unit
a Keystone screwdriver.
4-4
Z-motor spacer unit
2. Remove two Phillips round head screws (SP2 x 5) frorr
the Z-motor unit (4-1).
4-2 Ejection lever shaft unit
3. Remove the Z-motor (4-1) and the Z-motor spacer unit
(4-4), and then the Zvcan gear unit (4-3).
NOTE 1: 00 not deform the plastic part of the ejection
lever shaft unit.
NOTE 2: 00 not lose the washer (WF2.2) inside of the
Z-cam gear unit.
2
3-3
Platen roller unit
1. Remove the retaining ring (E type) (RE2) at the outsidi
left of the frame from the platen roller unit (3-31 with
a Keystone screwdriver.
NOTE 1: 00 not deform the paper holder plates (thin
plates) of the paper holder installing rest units,
right (3-4) and left (3-5).
NOTE 2: 00 not deform the pins of the platen roller
unit (3-3) when handling or storing.
3 2-1
X-motor unit
Remove the two Phillips round head screws
(SP2.3 x 3.5).
3·1
V-motor unit
Remove the two Phillips round head screws
(SP2.3 x 3.5).
4-7
Switch unit
Remove the two Phillips round head screws
(SP2 x 3.5).
6-1
Rubber bushing
6-3
Lead guide (Ieft)
Remove the left and right lead guides by inserting a
Keystone screwdriver between the frame on each of them.
6-4
Lead gUide (right)
6-2
Wafer assembly
Remove solder with a soldering iron or a solder remover.
4-6
Stopper
Remove the Phillips round head screw
(SP2 x 2.5).
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