Sam4s ER-180, Service Manual

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SAM4S ER-180 SERIES 4-1
4 Assembly and Disassembly
This chapter describes the Disassembly and Reassembly procedures.
WARNING: This ECR contains electro-statically sensitive devices.
Use caution when handling any components in this system.
4-1 Disassembly
CAUTION: Disconnect the ECR from the external power source before Disassembly.
A. Disassembly Procedure
1. Separate the COVER PRINTER ASSEMBLY(
①
). (Page 5-1)
2. Remove a screw (
⑪
) on the CASE UPPER (
⑫
) and pull it forward and up
and then the CASE UPPER (
⑫
) will be open. (Page 5-1)
3. Remove the DRAWER CONNECTOR (
ⓖ
) on the MAIN BOARD (
<
). (Page 5-1)
4. Separate the DRAWER (B) from the CASE UPPER(
⑫
). (Page 5-1)
5. Separate the seven harnesses (
ⓐ
,
ⓑ
,
ⓒ
,
ⓓ
,
ⓔ
,
ⓕ
,
ⓗ
) can be removed from the MAIN BOARD(
<
).
6. Separate the BATTERY SPRING(
8
) from the CASE UPPER(
⑫
). (Page 5-1)
7. Separate the HOLDER MOTOR (
0
) and POWER CONNECTOR (
3
) from the CASE UPPER(
⑫
).
(Page 5-1)
8. Remove four screws (
5
,
6
) on the CASE UPPER (
⑫
) and Separate the PRINTER ASSEMBLY(
;
)
and MAIN BOARD(
<
) from the CASE UPPER(
⑫
). (Page 5-1)
9. Remove two screws (
1
) on the COVER DISPLAY (
’
) and Separate the DISPLAY BOARD(
2
),
from the CASE UPPER(
⑫
). (Page 5-1)
10. Remove three screws (
4
) on the CASE UPPER (
⑫
) and Separate the KEYBOARD ASSEMBLY(
>
),
from the CASE UPPER(
⑫
). (Page 5-1)
11. Separate the COVER DISPLAY (
’
)from the CASE UPPER(
⑫
). (Page 5-1)
12. Remove two screws (
⑩
) on the CASE UPPER (
⑫
) and Separate the MODE SWITCH(
⑬
),
from the CASE UPPER(
⑫
). (Page 5-1)
B. Reassembly Procedure
- Reassembly procedure is in reverse order.