Philips 20MC4206/37, Руководство по обслуживанию

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1-5-1 T8201DC
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.
2. Disassembly Method
NOTES
(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 part to be removed, unhooked,
unlocked, released, unplugged, unclamped, or
desoldered.
S=Screw, P=Spring, L=Locking Tab, CN=Connec-
tor, *=Unhook, Unlock, Release, Unplug, or Desol-
der
2(S-2) = two Screws (S-2)
(5): Refer to the following "Reference Notes in the
Table."
Reference Notes in the Table
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.
CAUTION 1: Discharge the Anode Lead of the CRT
with the CRT Ground Wire before removing the Anode
Cap.
1. Disconnect the following: Anode Cap, CN2801,
CN2505, CRT CBA, CN601 and CN1571. Then
remove Tray Chassis Unit.
CAUTION 2: Electrostatic breakdown of the laser
diode in the optical system block may occur as a
potential difference caused by electrostatic charge
accumulated on cloth, human body etc., during
unpacking or repair work.
To avoid damage of pickup, follow next procedures.
2-1. Short the three short lands of FPC cable with
solder before removing the FFC cable (CN201)
from it. If you disconnect the FFC cable (CN201),
the laser diode of pickup will be destroyed.
(Fig. 4)
2-2. Disconnect Connector (CN301) on the DVD Main
CBA Unit.
CAUTION 3: When reassembling, confirm the FFC
cable (CN201) is connected completely. Then remove
the solder from the three short lands of FPC cable.
(Fig. 4)
ID/
LOC.
No.
PART
REMOVAL
Fig.
No.
REMOVE/
*UNHOOK/UNLOCK/
RELEASE/UNPLUG/
DESOLDER
Note
[1]
Rear
Cabinet
D1 4(S-1), (S-2), (S-3) -
[2]
Tray
Chassis
Unit D2,
D3,
D5 Anode Cap, CN2801,
CN2505, CRT CBA,
CN601, CN1571
1
[3] CRT D2 4(S-4) -
[4] Sub CBA
D3,
D5
CN001, CN002,
CN1101, CN1102,
Desolder
-
[5]
DVD Main
CBA Unit
D3,
D4,
D5
2(S-5), CN201,
CN301
2-1
2-2
3
[6]
DVD
Mechanism D3,
D4
4(S-6)
2-1
2-2
3
[7] Main CBA D3 3(S-7) -
↓
(1)
↓
(2)
↓
(3)
↓
(4)
↓
(5)
[1] Rear Cabinet
[2] Tray Chassis Unit [3] CRT
[6] DVD Mechanism
[5] DVD Main CBA Unit
[4] Sub CBA
[7] Main CBA