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E1
4-1
PIF ADJUSTMENT
NO
ADJUSTMENT POINT
ADJUSTMENT CONDITION / PROCEDURE
1
RF-AGC
(1) Receive "PAL COLOUR BAR" signal.
ADJUSTMENT
E-10cH
(I2C BUS CONTROL)
Signal strength: 54 ± 1dBµV (50 ohm open)
(2) Call "Auto AGC" mode in service mode (Additional
Setting).
(3) Push "Vol up" or "Vol down" key, automatically adjust.
*change indication from <STOP> to <CHECK> at start
adjustment.
when adjustment is finished, <CHECK> to <STOP>
CUT OFF, BKGD ADJUSTMENT
NO
ADJUSTMENT POINT
ADJUSTMENT CONDITION / PROCEDURE
1
AGING
(1) Receive PR-0ch (BLUE BACK OFF), "NOISE PICTURE"
(2) Aging 30 minutes.
1
CRT CUTOFF
(1) Receive E-5CH (Monoscope pattern).
ADJUSTMENT
(2) Select P-NORM with the remote controller.
Service mode I2C bus
data adjustment
(3) Turn on the service SW, and select "Tube Measurement
(1) mode.
(4) Select the screen VR 0/10.
(5) Press "-/--" key of the remote controller to select the
horizontal centering mode.
(6) Turn the screen VR in the opposite direction to the point
where the horizontal centering raster goes out.
Note1: Apply the adjustment after aging with the beam
current 1,600 ± 50mA or more for 30 min or more.
(7) Press "-/--" key of the remote controller to select the
normal mode.
2
WHITE BALANCE
(1) Receive E-5CH (Monoscope pattern).
BACKGROUND
(2) Select Picture-Normal with the remote controller.
(CUT OFF BKGD)
(3) Receive the window pattern with AV input.
I2C bus adjustment
(4) With the data of G-drive and B-drive, adjust the colour
temperature 12300°K of the center white area.
(5) Adjust the right dark area of the window to 12300°K with
G-cut off and B-cut off.
(6) Readjust the colour temperature at the white peak.
(7) Check 12300°K at the low white.
Note 1:Apply this adjustment after aging with the beam
current 1,600 ± 50mA or more for 30 min or more.
(On the white or green monocolor screen)
*The colour temperature is based on the shipment initial
setting table.
* The following item is carrying out simultaneously.
No. 2, 4, 5
WAVEFORM OR OTHERS
Note: For the 50 ohm signal strength
gauge, when not using 50/75 impedance
adapter, signal strength is 54±1dBµV(50
ohm open), instead of 56 ±1dBµV(75 ohm
open).
precaution: The loss of using impedance
adapter.
WAVEFORM OR OTHERS
*Before doing the adjustment, make sure the
R/G/B-cut and the R/B/G-Drive is at initial
values.
R-CUT:300
R-DRIVE:400
G-CUT:300
G-DRIVE:400
B-CUT:300
B-DRIVE:400
On the monocolor screen of white or green.
• 12300°K
X : 0.272±0.010
Y : 0.275±0.010
(With Minolta colour thermometer CA-100)
4-2
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