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ADJ-10
SECTION 3 ADJUSTMENTS
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1. 7. White balance adjustment
1. Input the gray scale gradation pattern.
2. Enter the service mode (EXTRA OPTION) and select [WHITE
2. Enter the service mode (EXTRA OPTION) and select [WHITE
BALANCE ADJUST] and press [ENTER] button to enter the white
balance adjustment mode.
balance adjustment mode.
3. Select the adjustment item with [
p
] [
q
] buttons.
4. Adjust the white balance of halftone image on the screen with [
t
]
[
u
] buttons.
5. After finishing the adjustment, press [MENU] button to exit the
adjustment mode.
<Note>
The projector can store the white balance level for each picture
mode as shown below. Adjust the white balance for each mode
properly.
The projector can store the white balance level for each picture
mode as shown below. Adjust the white balance for each mode
properly.
Input
Mode
Computer
Dynamic
Standard
Natural
Video
Dynamic
Standard
Cinema
--
Black board
White board
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1. 8. Model no. setting
1. Enter the service mode (EXTRA OPTION) and select [MODEL
NO SETTING] and press [ENTER] button to enter the model no.
setting mode.
setting mode.
2. Select the model no. of the projector with [
p
] [
q
] buttons and
press [ENTER] button.
3. After finishing the setting, press [MENU] button to exit the setting
mode.
ADJ-11
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1. 9. Clog sensor calibration
1. 9. 1. Preparation
This is to calibrate the clog sensor circuit.
• This calibration should be done in the condition that the projector is
• This calibration should be done in the condition that the projector is
completely assembled and place on the floor and the adjuster legs
are set in the cabinet bottom.
are set in the cabinet bottom.
• Replace the air filter with new one before starting calibration.
• The work should be done at the location where there are no heat
• The work should be done at the location where there are no heat
apparatus and the ventilation opening of the air-conditioner and the
object to block the exhaust air.
object to block the exhaust air.
1. 9. 2. Adjustment procedure
1. Enter the service mode (EXTRA OPTION) and select [CLOG
SENSOR CALIBRATION].
2. Select the altitude range of your work place to with [
t
] [
u
] but-
tons and press [ENTER] button to enter the adjustment mode.
3. Select [OK] and press [ENTER] button to start the calibration.
During the calibration, the projector displays white raster.
4. After apporox. 15 minutes, the calibration is complete and the
During the calibration, the projector displays white raster.
4. After apporox. 15 minutes, the calibration is complete and the
white screen switches to normal screen.
• Do not turn off the projector during the calibration.
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1. 10. Keystone calibration
1. 10. 1. Preparation
This is to calibrate the keystone correction circuit.
• This calibration should be done in the condition that the projector is
• This calibration should be done in the condition that the projector is
completely assembled and place on the flat floor and the adjuster
legs are set in the cabinet bottom.
legs are set in the cabinet bottom.
1. 10. 2. Adjustment procedure
1. Enter the service mode (EXTRA OPTION) and select [KEY-
STONE CALIBRATION].
2. Press [ENTER] button to start the calibration.
3. When calibration is complete, the message will appear on the
3. When calibration is complete, the message will appear on the
screen.
4. Press [MENU] button to exit the adjustment mode.
ADJ-12
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1. 11. Electrical convergence adjustment (Only
for PT-VZ575N)
This is a function to correct a convergence by a pixel unit every
R/G/B ingredient.
Each pixel can be shifted in 1 dot and 2 dots maximum from right to
left and up and down.
R/G/B ingredient.
Each pixel can be shifted in 1 dot and 2 dots maximum from right to
left and up and down.
1. Project cross-hatch pattern, confirm a position gap of R/G/B.
2. Enter the service mode (EXTRA OPTION) and select [RGB
PIXEL ADJUST] and press [ENTER] button to enter the conver-
gence adjustment mode.
gence adjustment mode.
3. Select the item of color and direction with [
p
] [
q
] button, and
press [
t
] [
u
] button to correct the convergence.
4. After finishing the adjustment, press [MENU] button to exit the
adjustment mode. The setting value will stored this time.
1. 12. Ghost feedback calibration (Only for PT-
VZ575N)
This ghost feedback (GCFB) function operates to control the ghost
to be the best position constantly by detecting the aging fluctuation
of GCFB pulse generated from LCD panels. Projector reads out the
pulse status at the production and memorizes it as initial value.
to be the best position constantly by detecting the aging fluctuation
of GCFB pulse generated from LCD panels. Projector reads out the
pulse status at the production and memorizes it as initial value.
* This calibration should be done when the optical block is replaced.
When the A-P.C board is replaced, the item "1.3. Adjusted data
transfer" should be done to get its initial value.
transfer" should be done to get its initial value.
1. Enter the service mode (EXTRA OPTION) and select [GHOST FB
CALIBRATION].
2. Press [ENTER] button to start the calibration.
3. When calibration is complete, the message will appear on the
3. When calibration is complete, the message will appear on the
screen.
4. Press [MENU] button to exit the adjustment mode.
ADJ-13
SECTION 3 ADJUSTMENTS
2. Software Update Procedure
* The projector supports software updating methods below:
• Updating the software via LAN terminal: Main/Network/FPGA/DIGITAL LINK software
• Updating the software via LAN terminal: Main/Network/FPGA/DIGITAL LINK software
2. 1. Main/network/FPGA/DIGITAL LINK software updating
2. 1. 1. Equipment to be used
1. Computer : Use it for the transfer of software.
2. Communication cable : LAN cable. (When connecting
2. Communication cable : LAN cable. (When connecting
directly, use a cross cable)
3. Service Software : [Main/Sub/Network/Formatter Update
Tool.exe] Service software can be downloaded from the
projector service homepage.
projector service homepage.
4. Microprocessor software: Please download the file from the
projector service homepage to your PC.
2. 1. 2. Connection preparations
1. Set the "DIGITAL LINK MODE" of the NETWORK menu of
projector to [AUTO] or [ETHERNET].
2. Confirm the network IP address of the projector and take a note.
3. Set the IP address of computer to the same IP address group of the projector.
Note:
Set up your computer not to turn in the standby or shutdown during the software updating.
3. Set the IP address of computer to the same IP address group of the projector.
Note:
Set up your computer not to turn in the standby or shutdown during the software updating.
2. 1. 3. Update procedure
1. Set the projector to "Normal-Standby" mode (ON(G)/STANDBY(R) indicator is blinking in red).
2. Start up service software with a computer, select Model, and then click the [OK] button.
2. Start up service software with a computer, select Model, and then click the [OK] button.
3. Select "LAN" in "Connection" and input the IP address of the projector,
and click [Connection Check] button.
Computer
Projector
LAN cable (straight)
LAN cable (straight)
Hub
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