44
(
8
)
When PDP turns ON , it will tune CH03 this is the
complete operation
of Memory Initialize process.
·Process of Memory Initialize operation.
A screen is be colored
cyan
when MEMORY INIT
start.
A screen is be colored
green
when MEMORY INIT
finish normally.
A screen is be colored
red
when MEMORY INIT
finish abnormally.
(6) Do not unplug from AC outlet until this operation
is complete and do not perform any key operation
either, after this operation each factory setting and
all adjust mode data should reset to delivery settings
automatically.
(7) After Memory Initialize, it should be unplug AC cord.
Unplug and plug AC cord and then all settings and data
①
②
③
are updated.
The adjustment item that is affected by the memory
initialize operation is shown below:
Note:
Perform pre heat-run for more than 20 min. before
adjusting.
2.2
FACTORY AND SERVICE ADJUSTMENTS
3.1
S
UB-CONTRAST
&
C
LAMP OFFSET
A
DJUSTMENT
Preparation for adjustment
(1) Pre-heat at least 2 min. before the Final Adjust.
(2) Recall user menu and select ‘Video’
ඎ
‘Picture Mode’
ඎ
(3) Receive following signal into input3 or input4(Comp) input.
Adjustment procedure
3.11 525p Sub-Contrast, Y/Cb/Cr Clamp offset adjustment
(1) Receive following 525(480)p Signal.
‘Day(Dynamic)’
ඎ
‘Reset’.
Format : 525(480)p
V2
V1
Black
White
Black
100% White
V1=1Vpp
V2=0.7Vpp
Adjustment signal for 525(480)p format
(2) Go into Service Adj. Menu and select ‘RGB’ .
(
3
)
Press
for over 2 seconds and have it perform
automatic adjustment. When it’s completed, ‘Auto
Adjusting’ on the screen will be disappeared.
BACK TO ADJUSTMENTS
DW
3
U
ITEM
MEMORY
INITIALIZE
PROTECTION
DATA
FACTORY
RESET
MMC
SOFTWARE
UPGRADE
BECKHAM
SOFTWARE
UPGRADE
WHITE BALANCE
ADJUSTMENT
DATA
NOT
INITIALIZED
INITIALIZED
NOT
INITIALIZED
NOT
INITIALIZED
INITIALIZED
SUB CONTRAST
ADJUSTMENT
DATA
NOT
INITIALIZED
NOT
INITIALIZED
INITIALIZED
INITIALIZED
NOT
INITIALIZED
CLAMP OFFSET
ADJUSTMENT
DATA
NOT
INITIALIZED
NOT
INITIALIZED
INITIALIZED
INITIALIZED
NOT
INITIALIZED
OTHER
ADJUSTMENT MODE
DATA
INITIALIZED
NOT
INITIALIZED
INITIALIZED
NOT
INITIALIZED
FACTORY RESET
INITIALIZED
NOT
INITIALIZED
INITIALIZED
INITIALIZED
NOT
INITIALIZED
NOT
INITIALIZED
3.12
525i Cb,Cr Clamp offset adjustment
Preparation
(1) Change signal format from 525(480)p to 525(480)i.
Adjustment
(1) Select ‘
RGB
’ of Service Adj. Menu.
Press
for over 2 seconds and have it perform
automatic adjustment. When it’s completed, ‘Auto
Adjusting’ on the screen will be disappeared.
Format : 525(480)i
V2
V1
Black
White
Black
100% White
V1=1Vpp
V2=0.7Vpp
Fig.
2
Adjustment signal for 525(480)i format
(
See Fig.2)
3 VIDEO ADJUSTMENT
Summary of Contents for P50H4011
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Page 97: ...BACK TO TABLE OF CONTENTS 96 PRINTED CIRCUIT BOARDS DW3 U TERMINAL PWB Component side DW3 U ...
Page 98: ...PRINTED CIRCUIT BOARDS DW3 U TERMINAL PWB Solder side DW3 U 97 ...
Page 99: ...PRINTED CIRCUIT BOARDS DW3 U SD PWB Component side DW3 U 98 ...
Page 100: ...PRINTED CIRCUIT BOARDS DW3 U SD PWB Solder side DW3 U 99 ...
Page 102: ...PRINTED CIRCUIT BOARDS DW3 U FILTER PWB Component side DW3 U 101 Component side ...
Page 103: ...PRINTED CIRCUIT BOARDS DW3 U FILTER PWB Solder side DW3 U 102 Solder side ...
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