1-4-2. Top Chassis Assembly1-4-3. Thermal Head
1. Remove the paper feed cover assembly. (Refer to1. Remove the paper feed cover assembly. (Refer to
Section 1-3-1.)Section 1-3-1.)
2. Remove the cabinet (A) assembly. (Refer to Section 1-2. Remove the cabinet (A) assembly. (Refer to Section 1-
3-2.)3-2.)
3. Remove the ribbon-side panel assembly. (Refer to3. Remove the ribbon-side panel assembly. (Refer to
Section 1-3-3.)Section 1-3-3.)
4. Remove the DD converter-side panel assembly. (Refer4. Remove the DD converter-side panel assembly. (Refer
to Section 1-3-4.)to Section 1-3-4.)
5. Remove the cabinet (B) assembly. (Refer to Section 1-5. Remove the cabinet (B) assembly. (Refer to Section 1-
3-5.)3-5.)
6. Remove the main board assembly (PRT-14 board).6. Remove the main board assembly (PRT-14 board).
(Refer to Section 1-4-1.)(Refer to Section 1-4-1.)
7. Remove the six screws, then disconnect the flexible7. Remove the top chassis assembly. (Refer to Section 1-
flat cable from the top chassis assembly. 4-2.)
8. Turn the top chassis assembly in the direction8. Remove the two screws and two washers (W2), then
indicated by the arrow, then remove it from theremove the head fixing plate from the mechanical
mechanical subassembly.subassembly.
9. Remove the two screws and head spacer, then remove
the thermal head from the head fixing plate.
Flexible flat cables
Precision screws
P 1.7x2
Precision screws
P 1.7x2Precision screws
P 2x3
Top chassis Head fixing plate
assembly
Protrusion
W 2
Head spacer
Slit
Thermal head
Mechanical Mechanical
subassembly
subassembly
9. Attach a top chassis assembly in the reverse order of10. Attach a thermal head in the reverse order of steps 1 to
steps 1 to 8.9.
n
An adjustment is required after replacement of the thermal
head. For details, refer to OAdjustment after Replacement�
in Section 2.
1-4DPP-MP1 (UC, CE) |
ACEC
SONY
