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CABINET DISASSEMBLY INSTRUCTIONS
1. Disassembly Flowchart
This flowchart indicates the disassembly steps for the
cabinet parts, and the CBA in order to gain access to
item(s) to be serviced. When reassembling, follow the
steps in reverse order. Bend, route and dress the
cables as they were.
CAUTION!
When removing the CRT, be sure to discharge the
Anode Lead of the CRT with the CRT Ground Wire
before removing the Anode Cap.
[1] Rear Cabinet
[2] CRT CBA
[3] Main CBA
[5] CRT
2. Disassembly Method
Step/
Loc.
Part
Fig.
No.
No.
Rear
D1
[1]
8(S-1), 4(S-2), (S-3)
Cabinet
D2
D4
[2]
CRT CBA
CN1501
D5
D3
CN801, CN802,
[3]
Main CBA
D5
CN571, CN691
D3
[4]
Digital CBA
CN901, CN902
D5
[5]
CRT
D4 4(S-4), Anode Cap
↓
↓
↓
(1)
(2)
(3)
[4] Digital CBA
Removal
Remove/*Unhook/
Unlock/Release/
Note
Unplug/Unclamp/
Desolder
1
2
3
4
5
↓
↓
(4)
(5)
Note:
(1) Order of steps in procedure. When reassembling,
follow the steps in reverse order. These numbers
are also used as the Identification (location) No. of
parts in figures.
(2) Parts to be removed or installed.
(3) Fig. No. showing procedure of part location
(4) Identification of parts to be removed, unhooked,
unlocked, released, unplugged, unclamped, or
desoldered.
P = Spring, L = Locking Tab, S = Screw,
CN = Connector
* = Unhook, Unlock, Release, Unplug, or Desolder
e.g. 2(S-2) = two Screws (S-2),
2(L-2) = two Locking Tabs (L-2)
(5) Refer to the following "Reference Notes in the
Table."
Reference Notes in the Table
1. Removal of the Rear Cabinet: Remove screws
8(S-1), 4(S-2) and (S-3) then slide the Rear
Cabinet backward.
2. Removal of the CRT CBA: Disconnect CN1501
then pull the CRT CBA backward.
3. Removal of the Main CBA: Disconnect CN801,
CN802, CN571 and CN691 on the Main CBA then
slide the Main CBA backward.
4. Removal of the Digital CBA: Disconnect CN901
and CN902 on the Digital CBA then remove the
Digital CBA.
5. CAUTION: Discharge the Anode Lead of the CRT
with the CRT Ground Wire before removing the
Anode Cap.
Removal of the CRT: Remove screws 4(S-4) and
Anode Cap. then slide the CRT backward.
4-1
L3821DC
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