Panasonic PT-VZ575N / PT-VZ575ND / PT-VZ575NT / PT-VW535N / PT-VW535ND / PT-VW535NT / PT-VX605N / PT-VX605ND / PT-VX605NT Service Manual ▷ View online
DIS-23
SECTION 2 DISASSEMBLY PROCEDURES
C
C
C
●
Polarizer IN removal
Remove each1 screw (C)(M2.5x5) and pull up the polarizer IN.
<note> Do not remove the polarizer from the holder.
●
Polarizer IN cleaning
When removing the dust on the surface, use a commercial (inert gas) air spray or air blower to remove them. Never use
organic solvents. Follow the cleaning guide below to cleaning up.
Type
Air blower
cleaning
Wipe cleaning
Alcohol cleaning
Parts name
Type
in-coming
side
out-going
side
Polarizer IN(R) assy
organic
4
4
4
4
Polarizer IN(G) assy
Inorganic
4
4
NG
NG
Polarizer IN(B) assy
Inorganic
4
4
NG
NG
Polarizer IN(G) assy
(Inorganic)
Polarizer IN(B) assy
(Inorganic)
Polarizer IN(R) assy
(organic)
4
Cleaning OK
4.3. Cleaning of the polarizer-in
ADJ-1
SECTION 3 ADJUSTMENTS
Rev.-1 (2014-09)
CONTENTS
Adjustments
Model No. PT-VZ575N series
PT-VW535N series
PT-VX605N series
SECTION 3 ADJUSTMENTS
1. Adjustment Items and Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . ADJ-2
1. 1. Lighting area adjustment
1. 2. Polarizer adjustment
1. 3. Adjusted data transfer
1. 4. Serial no. setting
1. 5. Panel type setting
1. 6. Flicker adjustment
1. 7. White balance adjustment
1. 8. Model no. setting
1. 9. Clog sensor calibration
1. 10. Keystone calibration
1. 11. Electrical covergence adjustment (Only for PT-VZ575N)
1. 12. Ghost feedback calibration (Only for PT-VZ575N)
1. 2. Polarizer adjustment
1. 3. Adjusted data transfer
1. 4. Serial no. setting
1. 5. Panel type setting
1. 6. Flicker adjustment
1. 7. White balance adjustment
1. 8. Model no. setting
1. 9. Clog sensor calibration
1. 10. Keystone calibration
1. 11. Electrical covergence adjustment (Only for PT-VZ575N)
1. 12. Ghost feedback calibration (Only for PT-VZ575N)
2. Software Update Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ADJ-13
2. 1. Main/network/DIGITAL LINK software updating
2. 2. Sub CPU Software Update
2. 2. Sub CPU Software Update
ADJ-2
SECTION 3 ADJUSTMENTS
1. 1. Lighting area adjustment
1. 1. 1. Lighting area confirmation
1. After replacing the condenser lens, check if any shade is visible in the panel display area,
* Make the projection environment as dark as possible, and project the all-white pattern (internal pattern) for this check.
2. If there is vignetting on the screen, adjust the Condenser lens-out position.
Lighting area
Effective area
1. Adjustment Items and Procedures
When the following parts are disassembled or replaced, please adjust the items according to the table below.
Need to adjust
m
Need to check
Adjustment Item
Replaced Component
Remarks
Con-
denser
lens
Optical
block
Polar-
izer
[A]-
P.C.B
1.1. Lighting area adjustment
m
Adjust if there are color unevenness on the screen
1.2. Polarizer adjustment
Adjust if there are the color shading on the screen
1.3. Adjusted data transfer
Transfer the data from old [A]-P.C.Board to new one
1.4. Serial no. setting
Not necessary if "1.3. Adjusted data transfer" is taken
1.5. Panel type setting
m
Not necessary if "1.3. Adjusted data transfer" is taken
1.6. Flicker adjustment
1.7. White balance adjustment
m
m
1.8. Model no. setting
Not necessary if "1.3. Adjusted data transfer" is taken
1.9. Clog sensor calibration
Not necessary if "1.3. Adjusted data transfer" is taken
1.10. Keystone adjustment
1.11 Electric convergence ad-
justment (only for VZ575N)
m
Not necessary if "1.3. Adjusted data transfer" is taken
1.12 Panel ghost feedback cali-
bration (only for VZ575N)
Note 1
Item "1.3. Adjusted data transfer" should be taken if the
A-P.C.board is replaced.
ADJ-3
SECTION 3 ADJUSTMENTS
1. 1. 2. Adjustment procedure
1. Select the internal test pattern signal “All white”.
2. Adjust the adjustment base of condenser lens out unit.
1) If the shading appears on the left or right of the screen, loosen 1 screw A and adjust the slot B by using a slot screwdriver
(as shown in Fig.1-1).
2) If the shading appears on the top or bottom of the screen, loosen 2 screws C and adjust the slots D by using a slot screw-
driver (as shown in Fig.1-2).
3. Tighten screws A and C to fix the condenser lens out unit.
Lighting area
Move of slot D
Move of slot B
Effective area
D
C
D
Condenser lens out
Fig.1-1
Fig.1-2
A
B
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