Panasonic PT-DZ21KU / PT-DZ21KE / PT-DS20KU / PT-DS20KE / PT-DW17KU / PT-DW17KE Service Manual ▷ View online
1. Parts location ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ DIS-2
1. 1. Electrical parts location (P.C.Board)
1. 2. Electrical parts location (Fan)
1. 3. Mechanism element parts location
1. 4. Optical parts location
2. Disassembly instructions ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ DIS-4
2. 1. Flowchart for disassembly
2. 2. Removal of Upper case <R3/M1/R/RM/RL/TL/SL/BR/M2 -P.C.Board>
2. 3. Removal of Signal processing block <WF/G/WL/RW/A -P.C.Board>
2. 4. Removal of Ballast block <B-P.C.Board>
2. 5. Removal of Power supply block <PC1/PC2 -P.C.Board>
2. 6. Removal of DMD block <Mechanical shutter> / Liquid cooling unit
2. 7. Removal of Rod (Assy)
2. 8. Removal of Iris unit (Assy)
2. 9. Removal of Analysis mirror / Lens Mount (Assy)
3. Wirring ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ DIS-19
3. 1. K-P.C.Board
3. 2. PC-P.C.Board
3. 3. DMD block
3. 4. Signal processing block
3. 5. RL-P.C.Board
3. 6. RM-P.C.Board
3. 7. Lamp fan
CONTENTS
SECTION 2
< Disassembly Procedures >
PT-DZ21KU / DZ21KE
PT-DS20KU / DS20KE
PT-DW17KU / DW17KE
PT-DS20KU / DS20KE
PT-DW17KU / DW17KE
Model No.
A
A
A
A
A
1. Parts Location
1. 1. Electrical Parts Location (P.C.Board)
Image processing system / Microcomputer
Relay Board (A-WF)
Control terminal / Fan,Iris,Motor Drive
Front IR receiver / Status LED
Geometric Adjustment
Rear IR receiver
Network (LAN)
Relay Board (Lamp case)
Control Panel
Lamp memory connection
DMD drive
Temp sensor (Intake/Exhaust)
Ballast power/control
Temp sensor (Air flow)
Power supply (DC-DC)
Luminance Sensor
AC power distribution, Fuse
Iris posistion sensor / Iris relay board
Relay Board (Lens nounter motor)
Operation panel lighting
Relay Board (Fan)
Terminal panel lighting
Rear cover connection / Interlock
1. 2. Electrical Parts Location (Fan)
M2
M3
K
H/MR
PC
RM
RL
SL
TL
R3
RW
R
BR
LR/LL
ER/EL
M1
S
FG/FR
B
A
G
WF
WL
Board Name
Function summary
Board Name
Function summary
Ballast 2 Fan
Inrake 2 Fan
Lamp-L Fan
Exhaust 1 Fan
Exhaust 3 Fan
Exhaust 2 Fan
Power Fan
Lamp 4 Fan
Exhaust 4 Fan
Lamp 1 Fan
Lamp 2 Fan
Intake 1 Fan
Lamp-R Fan
Color prism 1 Fan
Color prism 2 Fan
Color prism 3 Fan
Ballast 1 Fan
Lamp 3 Fan
Signal block Fan
TL
M3
M2
M1(Int)
H
MR
K
LL
R
PC1
FG(B)
FR(R)
FG(G)
M1(Ext)
RL
BR
R3
B(Lamp1)
B(Lamp2)
S
G
WF
WL
A
RM
PC2
SL
LR
EL
ER
B(Lamp3)
B(Lamp4)
RW
DIS-2
1. 3. Mechanism element parts location
1. 4. Optical parts location
Analysis Block
Lamp fan block
DMD block
Power Supply
Block Cover
Block Cover
Signal Processing Block
Lens Mount
Intake duct block
Lamp case R
Rear Cover
Ballast block
Upper Case
Bottom Case
Lamp case L
Air filter
Color prism 2 Fan
Liquid cooling unit
Rod
Relay lens
Iris
Mechanical shutter
Lens mount
DMD block
Analysis mirror block
Color prism 3 Fan
Color prism 1 Fan
DIS-3
2. Disassembly Instructions
2. 1. Flowchart for Disassembly
* Before Disassembly the projector, turn off the POWER switch and disconnect the power plug from the wall outlet.
* Please wear protective gloves, not to be hurt with a metal part or a shield board.
* To assemble, reverse the disassembly procedures.
* When tore off sticky tapes, please use a new thing without reusing it on the occasion of assembling.
* The illustration of the explanation is DZ21K. By a model, there is slightly a different case.
<R3/M1/R/RM/RL/TL/SL/BR/M2 -P.C.Board>
<WF/G/WL/RW/A -P.C.Board>
<PC1/PC2 -P.C.Board>
<B-P.C.Board>
<Mechanical shutter>
2. 7.
Removal of Rod (Assy)
Removal of Power supply
block
block
2. 9.
Removal of Analysis mirror /
Lens Mount (Assy)
Lens Mount (Assy)
Removal of DMD block /
Liquid cooling unit
Liquid cooling unit
2. 5.
Completed Product
2. 2.
Removal of Upper case
2. 8.
Removal of Iris unit (Assy)
Removal of Signal
processing block
processing block
2. 4.
Removal of Ballast block
2. 3.
2. 6.
DIS-4
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