Cabinet Disassembly Instructions - Philips 21PV385 Service Manual

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] Power Unit and Tray Chassis Unit
[5] H.V./Power
Supply CBA
2. Disassembly Method
ID/
LOC. PART
Fig.
No.
No.
Rear
[1] 1,2,5
Cabinet
Power Unit
and Tray
[2] 3,4,5
Chassis
Unit
[3] Power Unit 3,5
Tray
[4] Chassis 3
Unit
H.V./Power
[5] Supply 3
CBA
[6] Top Cover 3
Bottom
[7] 3
Plate
[1] Rear Cabinet
[3] Power Unit
[4] Tray Chassis Unit
[6] Top Cover
[7] Bottom Plate
[8] Deck Unit
[9] Text CBA
[10] Main CBA
[11] CRT
REMOVAL
REMOVE/
*UNHOOK/
UNLOCK/RELEASE/
UNPLUG/
DESOLDER
7(S-1), 2(S-2),
*CN151
Anode Cap, *CN501,
*CN551, *CN601,
CRT CBA, Power
Knob
*CN502, *CN552,
*CN602
----------
6(S-3)
5(S-4), CL604
(S-5)
ID/
LOC. PART
No.
[8] Deck Unit
[9] Text CBA
[10] Main CBA
[11] CRT
↓ ↓
(1) (2)
(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 Screw (S-2)
(5): Refer to the following "Reference Notes in the
Table."
Reference Notes in the Table
Note
1. Removal of the Rear Cabinet.
Remove seven screws (S-1) and two screws (S-2).
Disconnect connector CN151 and remove the Rear
Cabinet.
1
Caution !!
Discharge the Anode Lead of the CRT with the CRT
Ground Wire before removing the Anode Cap.
2
2. Removal of the Power Unit and Tray Chassis Unit.
Discharge the Anode Lead of the CRT with the
CRT Ground before removing the Anode Cap.
3
Disconnect the following: Anode Cap, CN501,
CN551, CN601, CRT CBA, and Power Knob. Then
pull the Power Unit and Tray Chassis Unit out back-
-
ward.
3. Removal of the Power Unit.
Disconnect
4
CN602. Then slide the Power Unit out.
4. Removal of the H.V./Power Supply CBA.
5
Remove six screws (S-3) and pull up the H.V./
Power Supply CBA.
6
1-5-1
REMOVAL
REMOVE/
*UNHOOK/
Fig.
UNLOCK/RELEASE/
No.
UNPLUG/
DESOLDER
7(S-6), (S-7), (S-8),
Desolder *(CN201,
3, 5
CL401, CL402,
CL403)
(S-9), Text Holder,
3, 5
*CN751, *CN752
3 4(S-10)
4 4(S-11)
↓ ↓
(3) (4)
connectors CN502, CN552,
Note
7
8
9
10
↓
(5)
and
T6552DC