Panasonic PT-RZ670 / PT-RW630 (serv.man18) Service Manual ▷ View online
SECTION 2 DISASSEMBLY PROCEDURES
< RZ670/RW630 >
4. 1) Shift the position of radiators and tank as shown in the below.
2) Unscrew the 3 screws and remove the rod (ASSY).
2.10. Removal of Liqid Cooling Unit 1 / 2
1. Remove the Liquid cooling tank and Radiator according to the section 2.9 "Removal of Rod (ASSY).
2. Shift the radiator block and then remove the fixing cover.
3. Unscrew the 3 screws and remove the Exhaust fan block.
4. Unscrew the 4 screws and remove the Liquid cooling pump 2.
（Torque:75±15 N・cm）
Rod (ASSY）
Exhaust fan block
Fixing cover
Liquid cooling pump 2 (Upper side)
3
3
4
DIS-14
SECTION 2 DISASSEMBLY PROCEDURES
< RZ670/RW630 >
4. Unscrew the 4 screws and remove the Heat receiving plate 2, and then remove the Liquid cooling unit 2 (upper side).
（Torque:75±15 N・cm）
[ caution for re-assembling ]
・ Apply the heat dissipation compound evenly to the rear surface of liquid cooling pump and heat receiving plate.
・ Take care that compound does not stick out.
・ Take care that compound does not stick out.
5. Remove liquid cooling unit 1 (lower) by the same process of liquid cooling unit 2.
2.11. Removal of LD unit
1. Remove the Liquid cooling tank and Radiator according to the section 2.10 "Removal of Liquid Cooling Unit 1/2".
2. Unscrew the 4 screws and remove the LD block (LD2-3/LD2-4).
3. Unscrew the 4 screws and remove the LD block (LD2-1/LD2-2).
4. Remove the LD block of lighting block 1 (lower side) at the same procedure.
Heat receiving plate 2 (Upper)
LD Block
(LD2-3/LD2-3)
(LD2-3/LD2-3)
LD Block
(LD2-1/LD2-2)
(LD2-1/LD2-2)
1
3
4
1
3
Heat dissipation compound :
Shin-Etsu Silicone [ G-776 ] grade
Shin-Etsu Silicone [ G-776 ] grade
Apply heat dissipation compound
DIS-15
SECTION 2 DISASSEMBLY PROCEDURES
< RZ670/RW630 >
5. Unscrew the 4 screws and remove the LD unit from Heat spreader.
（Torque:25～35 N・cm）
[ Note for re-assembly ]
・ Apply the heat dissipation compound evenly to the back of the LD unit.
・ Take care that compound does not stick out.
・ Take care that compound does not stick out.
2.12. Removal of Phosphor Wheel 1 / 2
1.Follow process till 2.9
2. Unscrew the 3 screws and remove the lighting block 2 (UPPER).
3. Unscrew the 2 screws and remove the RT-P.C.Board.
Lighting block 2
RT-P.C.Board
LD unit
Heat dissipation compound
4
3
2
Heat spreader
Heat dissipation compound :
Shin-Etsu Silicone [ G-776 ] grade
Shin-Etsu Silicone [ G-776 ] grade
DIS-16
SECTION 2 DISASSEMBLY PROCEDURES
< RZ670/RW630 >
4. Unscrew the 7 screws and remove the top lid of lighting block 2.
5. Unscrew the 2 screws and remove the fan for phosphor wheel 2.
6. Unscrew the 3 screws and remove the phosphor wheel 2 holder.
[ Caution ] ・Take care not let phosphor wheel touch on case while removing.
・Do not touch the surface of phosphor wheel.
Lighting block 2 lid
Fan for phosphor wheel 2
Phosphor wheel 2 holder
1
6
2
3
DIS-17
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