Panasonic PT-RQ22KEJ (serv.man3) Service Manual ▷ View online
DIS-24
SECTION 2 DISASSEMBLY PROCEDURES
< RQ22K >
D
D
E
E
E
RT-PCB
RD-PCB
RT-board sheet
PH lead wire sheet
RD-board bracket
D
E
3. Unscrew 2 screws-D and remove the RT-P.C.Board.
4. Unscrew 4 screws-E and remove the RD-board bracket, RD-P.C.Board .
2.15. 1. Liquid cooling unit 2 removal
1. Unscrew 3 screws-A and remove the liquid cooling tank bracket.
2. Unscrew 8 screws-B and remove the heat receiving plate, liquid cooling pump.
B
B
B
B
B
B
B
B
Liquid cooling
tank bracket
Liquid cooling pump
Heat receiving plate
A
A
A
A
B
DIS-25
SECTION 2 DISASSEMBLY PROCEDURES
< RQ22K >
C
3. Unscrew 4 screws-C and separate the tank bracket and liquid cooling tank.
• Apply the heat dissipation compound evenly to the rear surface of liquid cooling pump and heat receiving plate
when assembling.
• Please pay attention not to bend or twist the tube of liquid cooling pump when assembling.
Tank bracket
Liquid cooling tank
C
C
C
C
Apply heat dissipation
compound
Heat dissipation compound :
Shin-Etsu Silicone [ G-787 ] grade 1g
2.15. 2. LD unit 2 removal
1. Unscrew 3 screws-A and remove the liquid cooling tank part.
2. Unscrew 2 torx screws-B and 6 screws-C, and remove the LD2 block.
A
C
C
A
B
C
Liquid cooling tank part
A
C
C
C
B
LD2 block
(LD2-3)
(LD2-2)
(LD2-1)
LD2 block
(LD2-6)
(LD2-5)
(LD2-4)
A
B
C
DIS-26
SECTION 2 DISASSEMBLY PROCEDURES
< RQ22K >
D
E
E
LD2-1
LD2-2
LD2-3
LD2-4
LD2-5
LD2-6
LD2 temperature sensor
D
E
3. Unscrew 1 screw-D and remove the LD2 temperature sensor.
4. Each unscrew 4 screws-E and remove the LD units.
• Apply the heat dissipation compound evenly to the rear surface of LD unit when assembling.
Apply heat dissipation compound
A
B
B
B
B
B
B
Lighting case2 lid
2.15. 3. Phosphor wheel 2 (PW2) removal
1. Unscrew 1 torx screw-A, 6 screws-B and remove the lighting case2 lid.
A
B
Heat dissipation compound :
Shin-Etsu Silicone [ G-787 ] grade 1g
DIS-27
SECTION 2 DISASSEMBLY PROCEDURES
< RQ22K >
• Pull up the Phosphor wheel carefully not to touch the Lighting case.
• Do not touch the phosphor surface of Phosphor wheel.
2. Unscrew 2 screws-C and remove the phosphor wheel 2.
C
C
C
Phosphor wheel 2
• When assembling, dress the FFC cable from the Phosphor wheel as the black line marker on the cable comes to
the edge of the Lighting case.
FFC
FFC
Black line
Black line
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