Panasonic PT-DZ21K2 / PT-DS20K2 / PT-DW17K2 / PT-DZ16K2 (serv.man2) Service Manual ▷ View online
SECTION 2 DISASSEMBLY PROCEDURES
<DZ21K2/DS20K2/DW17K2/DZ16K2>
3. Shifting the position of the Intake duct block, then unscrew the 1 screw and remove the Iris cover.
4. Unscrew the 2 screws and remove the Iris unit.
2.10. Removal of Analysis mirror / Lens Mount (ASSY)
1. Remove the Intake duct block and DMD block, according to the steps 1 through 7 in the section 2.7 "Removal of DMD
1.
block / Liquid cooling unit".
2. Remove the Rod (ASSY) according to the section 2.8 "Removal of Rod (ASSY)".
3. 1) Unscrew the 7 screws and release the lighting block (Lamp-L/R fan block attached state).
3.
2) Unscrew the 1 screw and remove the Luminance sensor block.
1
2
1
5
2
Iris cover
Intake duct block
Iris unit
Lamp-R fan block
Lamp-L fan block
Luminance sensor
block
block
Lighting block
DIS-15
SECTION 2 DISASSEMBLY PROCEDURES
<DZ21K2/DS20K2/DW17K2/DZ16K2>
4. 1) To slide a little in the back by lifting the lighting block (with lamp L/R fan).
[Note] ・Be careful that bimetal cable are connected.
4.
2) Unscrew the 4 screw and remove the lighting mirror block.
5. Unscrew the 6 screw and remove the Lens mount (ASSY).
Tighten the this screw at end when assembling.
4
6
Lighting mirror
block
block
Lighting block
(with lamp L/R fan)
(with lamp L/R fan)
Lighting mirror
block
block
Lens mount (ASSY)
Lens mount (ASSY)
DIS-16
1. Adjustment item and a procedure ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ADJ-2
1. 1. Lighting area adjustment
1. 2. Convergence adjustment
1. 3. Lens calibration
1. 4. EEPROM data transfer
1. 5. Model information setup
1. 6. Clog sensor calibration
1. 7. Contrast adjustment
1. 8. Date and time setup
2. Software Update procedure ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ ADJ-9
2. 1. Equipment to be used
2. 2. Connection preparations
2, 3, Update procedure
CONTENTS
SECTION 3
Adjustments
Model No.
PT-DZ21K2
PT-DS20K2
PT-DW17K2
PT-DZ16K2
PT-DS20K2
PT-DW17K2
PT-DZ16K2
SECTION 3 ADJUSTMENTS
<DZ21K2/DS20K2/DW17K2/DZ16K2>
1. Adjustment item and a procedure
When the following parts are disassembled or exchanged, please adjust according to the table below.
1. 1. Lighting area adjustment
1. 1. 1. Lighting area confirmation
1. Check if any shade is visible in the DMD effective display area.
・
Lamp select menu is set to [QUAD] and projected on the screen size of about 60 inches.
・
Make the projection environment as dark as possible, and project an
all-white and all-black pattern of internal pattern.
2. When the Lighting area interferes with the effective area, adjust
2.
the relay lens holder position.
1. 1. 2. Lighting area adjustment
1. Projecting the [APL30%] in internal test pattern.
2. Loosen the 2 fixed screws using the hexagon wrench (2.5mm).
3. 1) In advance, adjust the adjustment screw that lighting area adjustment bracket clearance becomes 6mm.
3.
2) Adjustment groove, must have adjusted to the center.
4. Adjust move the lighting area to the horizontal direction
4.
by turning the "Adjustment screw".
5. Adjust move the lighting area to the vertical direction by
5.
turning the "Adjustment groove".
6. After adjustment completion, tighten two "fixed screws".
1.4. EEPROM data transfer
1.6. Clog sensor calibration
A-P.C.Board
Save data to a PC before A-P.C.B exchange once
and write in the data which saved at a new A-P.C.B
and write in the data which saved at a new A-P.C.B
A-P.C.Board / Airflow sensor (M2-P.C.B)
Adjust to after EEPROM data transfer is completed.
1.5. Model information setup
A-P.C.Board
When EEPROM data transfer was finished, it is not
necessary.
necessary.
Adjustment Item
1.1. Lighting area adjustment
1.2. Electrical convergence adjustment
1.3. Lens calibration
DMD block / Each lighting block part
DMD block
Lens mount / Stepper motor
Performed when power during the shift movement
is cut.
is cut.
Replaced Component
Remarks
1.7. Contrast adjustment
DMD Block / Iris unit
1.8. Date and time setup
A-P.C.Board / Lithium battery
6mm
Adjustment
groove
Adjustment
screw
Fixed
screws
screws
Lighting area
Effective area
Adjustment screw
Adjustment groove
Lighting area
Effective area
ADJ - 2
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