Panasonic TX-L55WT50B / TX-L55WT50Y / TX-LR55WT50 Service Manual ▷ View online
Data Copy from TV set to SD Card
1. Turn on the TV set.
2. Insert SD card with a startup file (pwd file) to SD slot.
2. Insert SD card with a startup file (pwd file) to SD slot.
On-screen Display will be appeared according to the startup file automatically.
3. Input a following password for (a) or (b) by using remote control.
(a) For Board replacement: 2770
(b) For Hotel: 4850
(b) For Hotel: 4850
Data will be copied from TV set to SD card.
It takes around 2 to 6 minutes maximum for copying.
It takes around 2 to 6 minutes maximum for copying.
4. After the completion of copying to SD card, remove SD card from TV set.
5. Turn off the TV set.
5. Turn off the TV set.
Note:
Following new folder will be created in SD card for data from TV set.
(a) For Board replacement: user_setup
(b) For Hotel: hotel
(b) For Hotel: hotel
Data copy
(Board replacement) or (Hotel)
(Board replacement) or (Hotel)
Input Password
2770
2770
or 4850
Performing
Completion
Performing
Data Copy(Board replacement )
Input password
-----
Data Copy(Board replacement )
Input password
-----
Data Copy(Board replacement )
Copy TV to SD card
Please wait for a while
Please do not remove the SD card
GETTING
Data Copy(Board replacement )
Data copy has been successful
Please remove SD card
FINISH
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Data Copy from SD Card to TV set
1. Turn on the TV set.
2. Insert SD card with Data to SD slot.
2. Insert SD card with Data to SD slot.
On-screen Display will be appeared according to the Data folder automatically.
3. Input a following password for (a) or (b) by using remote control.
(a) For Board replacement: 2771
(b) For Hotel: 4851
(b) For Hotel: 4851
Data will be copied from SD card to TV set.
4. After the completion of copying to SD card, remove SD card from TV set.
(a) For Board replacement: Data will be deleted after copying (Limited one copy).
(b) For Hotel: Data will not be deleted and can be used for other TVs.
(b) For Hotel: Data will not be deleted and can be used for other TVs.
5. Turn off the TV set.
Note:
1. Depending on the failure of boards, function of Data for board replacement does not work.
2. This function can be effective among the same model numbers.
2. This function can be effective among the same model numbers.
Input Password
Performing
Input Password
2771
2771
or 4851
Performing
Completion
Performing
Data Copy(Board replacement )
Input password
-----
Data Copy(Board replacement )
Copy SD card to TV
Please wait for a while
Please do not remove the SD card
WRITING
Data Copy(Board replacement )
Data copy has been successful
Please remove SD card
FINISH
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Option Bytes Description
OPTION1
b1
TEXT Ch Refresh
ON (1) / OFF (0)
b2
ID-1
ON (1) / OFF (0)
b3
Macrovision Auto-judge
ON (1) / OFF (0)
b4
Surround enable low bit
ON (1) / OFF (0)
b5
Surround enable high bit
ON (1) / OFF (0)
b6
Enable HDMI force reset
ON (1) / OFF (0)
b7
TINT_Component_HDMI
ON (1) / OFF (0)
OPTION2
b0
Adjust gain enable
ON (1) / OFF (0)
b1
A2 BG enable (5.5MHz)
ON (1) / OFF (0)
b2
A2 DK1 enable (6.26MHz)
ON (1) / OFF (0)
b3
A2 DK3 enable (5.742MHz)
ON (1) / OFF (0)
b4
NICAM scan
ON (1) / OFF (0)
b5
NICAM BG enable (5.5MHz)
ON (1) / OFF (0)
b6
NICAM I enable (6.0MHz)
ON (1) / OFF (0)
b7
NICAM DK enable (6.5MHz)
ON (1) / OFF (0)
OPTION3
b0
NICAM priority
ON (1) / OFF (0)
b1
Starhub scan enable (Singapore)
ON (1) / OFF (0)
b2
Enable special edge smoother
function (CHINA)
function (CHINA)
ON (1) / OFF (0)
b3
A2 DK2 enable
ON (1) / OFF (0)
b4
Inhibition of countermeasure
for SIF signal drop
for SIF signal drop
ON (1) / OFF (0)
b5
Get onid from physical CH (CHINA) ON (1) / OFF (0)
b6
SSU search enable for HOTEL
model
model
ON (1) / OFF (0)
b7
SASO mute (ASIA)
ON (1) / OFF (0)
OPTION4
b0
enable Video Distortion
Countermeasure for Analog VIF.
Countermeasure for Analog VIF.
ON (0) / OFF (1)
b2
3DYC color motion detect
ON (1) / OFF (0)
b3
RF Clamp Current minimum
(TAIWAN)
(TAIWAN)
ON (1) / OFF (0)
b4
SHOP banner enable
ON (1) / OFF (0)
b6
PIP
ON (1) / OFF (0)
b7
Enable workaround for Polsat CAM
problem (POLAND)
problem (POLAND)
ON (1) / OFF (0)
23
Adjustment Method
Sub-Contrast/White Balance Adjustment
Instrument Name
Connect to
Remarks
1. Remote
controller
2. LCD WB meter (Minolta CA-210 or equivalent)
3. Comunication
3. Comunication
jig
4. Computer for external control
Correlation can be also taken by
CS-1000A or equivalent
CS-1000A or equivalent
Procedure Remarks
Subcontrast adjustment
1. Receive PAL colour bar (100% white) RF signal.
2. Enter “Contrast” adj. In SERVICE mode.
3. Start adjusting by using Yellow Key.
4. If the adjustment finished normally, the letter of Contrast will change from red
2. Enter “Contrast” adj. In SERVICE mode.
3. Start adjusting by using Yellow Key.
4. If the adjustment finished normally, the letter of Contrast will change from red
to black.
White Balance adjustment
1. Procedure basically performs checking using the production software and
make automatic adjustment using external computer.
2. It adjusts in the mode of: Colour balance Normal
Viewing Mode Dynamic
Normal
Highlight x: 0.307
Viewing Mode Dynamic
Normal
Highlight x: 0.307
0.010
y: 0.322
0.010
Normal
Lowlight x: 0.307
0.010
y: 0.322
0.010
Let the panel standfor more than 3
hours at more than 20
hours at more than 20
C.
Basically perform adjustment in the
ambient environment of room
temperature more than 20
ambient environment of room
temperature more than 20
C.
The aging time is more than20 min
at above room temperature.
Applied signal
100% full colour bar
0.7V p-p white peak
85% modulation
100% WHITE
50% GRAY
at above room temperature.
Applied signal
100% full colour bar
0.7V p-p white peak
85% modulation
100% WHITE
50% GRAY
24
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