Read Sharp LL-T1620 (serv.man9) Service Manual online
PC-UM10M
LL-T1520-H/B LL-T1620-H/B DISASSEMBLY AND ASSEMBLY
3 – 1
CHAPTER 3. DISASSEMBLY AND ASSEMBLY
[Note for works]
For disassembly and assembly procedures of the parts which are not
described in this section, refer to the Parts Guide.
For assembly, reverse the disassembly procedures.
Use an earth band for disassembly and assembly works.
*
DISASSEMBLY FLOW CHART
1. Separation of the display section and the stand section
1. Remove four screws
1
and separate the stand section
2
and
the display section
3
.
2. Display cover disassembly
1.
Remove seven screws
1
, and remove the display cover
2
.
2-1. Power PWB, Sound PWB, Main PWB disassembly
1.
Remove the P/S SW cover
1
and the HH jack cover
2
.
2.
Remove eight screws
3
, and remove the shield plate
4
.
3.
Remove the connector
5
and four screws
6
, and remove the
power PWB
7
.
4.
Remove the connector
8
and two screws
9
, and remove the
sound PWB
F
.
5.
Remove the connector
G
(LL-T1520(7 positions) LL-T1620(six
positions)) and seven screws
H
.
6.
Remove four hex screws
I
, and remove the main PWB
K
from the connector angle
J
.
[Note for assembly]
When assembling the P/S SW cover
1
and the HH jack cover
2
, be
sure to engage the pawls securely.
When connecting connector A to the main PWB, place the connector
A with the character surface upward.
1.
Separation of the display
section and the stand sec-
tion
section and the stand sec-
tion
3
3.
Separation of stand base
s ec t io n fro m s ta n d a rm
section disassembly
s ec t io n fro m s ta n d a rm
section disassembly
4
4
2.
Display cover disassembly
3-1. Stand arm section disas-
sembly
4
4
2-1. Power PWB, Sound PWB,
Main PWB disassembly
3-2. Hinge section disassembly
4
4
2-2. Separation of the LCD sec-
tion and the display mask
section
section
3-3. Stand base section disas-
sembly
4
2-3. Inverter PWB and LCD unit
disassembly
4
2-4. Key PWB disassembly
2
3
1
1
1
1
1
1
1
2
LL-T1520H/B
1
4
5
7
8
10
A
A
12
12
12
15
14
11
3
12
13
11
11
6
9
6
3
3
3
2
LL-T1620H/B
15
11
11
11
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