LG 60PY2DR Training Manual page 67

8) Disconnect the cables P203 and P204 they are the speaker connectors.
9) Disconnect the Fan power connectors P704 and P705.
10) Remove the black fiberglass tape securing cable connection P201, and disconnect the cable.
11) Disconnect P801, P802, and P803 from the power supply board.
12) Disconnect the cable from connector P300 on the digital board. Leave the cable attached to
connector P807 of the power supply board.
13) Remove the complete signal board assembly
as a single piece.
14) Set the assembly aside. Place it in an area
where it is protected from damage while
unattached from the unit.
15) Disconnect the cables from the Y-Sustain
board, P151, that connect to the power
supply connectors P805 and P804. Retain
the cables to reuse. New cables are not
provided.
16) Disconnect the cables from the Z-Sustain board, P151,
that connect to the power supply connector P806.
Retain the cables to reuse. New cables are not
provided.
17) Remove two (2) mounting screws shown to remove
the Main Power switch from the cabinet. Remove
the power switch from the cabinet
assembly.
18) Remove the eight (8) mounting screws
from the Power Supply board and remove
the board from the panel.
19) Place the power Supply module aside after
removal, observing all ESD (Electro-Static
Discharge) precautions.
20) Disconnect the data cable from connector
P201 located on the digital board
mounted on the panel. Retain the cable
to reuse. New cables are not provided.
21) Remove the left cooling fan mounted on the defective panel mounting bracket by, removing the
(2) screws on each side of the fan.
Plasma Training
67
DISASSEMBLY
Disassembly