Zenith P60W38 Series, Service Manual

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5. RGB Auto Cut-Off & MIN Bias /
MAX Bias adjustment
(1) Input full white (255 Gray) signal from pattern generator
into RGB.
(2) Press POWER ON KEY on R/C for adjustment and select
Auto Cut-Off .
(3) Press Vol. + KEY and operate TO SET.
(4) Original full white screen will be presented about 3~5
seconds later. And if there is a mark of OK OSD, then auto
cut-off adjustment will be completed.
(5) After adjustment, press
å
ENTER Key to save adjustment
and exit adjustment mode.
O
Data value, which adjusted in the board, is valid until the VSC
board is dissuaded and must be protected.
O For the protection of data, Micom does not permit any more
adjustment.
O
In case of re-adjustment, operated first value setting.
1) Press both key of local key and instart key of
Service Remote for adjustment.
2) Few seconds later, Temperture OSD display, then Press
instop key of R/C for adjustment.
6. Adjustment of White Balance
6-1. Required Equipment
Color Analyzer ( CA-100 or similar product )
6-2. Connecting diagram of equipment for
measuring(Auto adjustment)
6-3. Adjustment of White Balance(Manual
adjustment)
O
Operate the zero-calibration of the CA-100, then stick sensor
to PDP module surface when you adjust..
O
For manual adjustment, it is also possible by the following
sequence.
(1)Select white pattern of heat-run mode by pressing power
on key on remote control for adjustment then operate heat
run more than 15 minutes.
(2)Supply 216 gray level, 50% size length and breadth signal
to RGB input.
(3)To adjust High Light, stick sensor to 216 gray level (or
105~115 Cd/m2) pattern, press ADJ key on Service
Remote and
D
/
E
on Service Remote to select R-H or G-
H, press VOL +.- key and adjust it until color coordination
matches below.
X: 0.280
!
0.003 , Y; 0.290
!
0.003
color temperature: 10,000°K
!
500°K
(4)Exit adjustment mode using
A
Key.
6-4. Auto adjustment Map(RS-232C)
ADJUSTMENT INSTRUCTIONS
VA: 1, 2
VS: 8, 9, 10
GND: 3, 4, 5, 6
VR8501
VS ADJ
VR8401
VA ADJ
Fig.2) Connection diagram of Vs, Va power adjustment for
measuring
Window Pattern
RS-232C
CVBS
MSPG-2100 or
MSTG-5200
High Light Adjustment
216 Gray Level
105~115Cd/
§‡
communication
Fig.3) Connection diagram of auto adjustment
signal input
MODEL
C O M M U N I -
CATION
Type
Baud Rate
115200
RF-03LA
Data bit
8
RS-232
Stop bit
1
Parity
None
Protocol
Setting
Index
R-H
G-H
Cmd 1
j
j
Cmd 2
a
b
Data Min value
180(B4)
170(AA)
Max value
254(FE)
250(FA)
R-H 216
G-H 216
B-H 216