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FOCUS ADJUSTMENT
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FOCUS
1. Receive E-5CH (Monoscop pattern).
ADJUSTMENT
2. With the remote controller, make the image normal.
3. Adjust the focus VR to make the character "575" on left bottom of monoscope as
ne as possible.
CUT OFF, BKGD, SUB-CONT ADJUSTMENT
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CRT CUTOFF
Note :
1. Before CRT cuto adjustment, make sure following items are in INITIAL DATA.
ADJUSTMENT
(I2C BUS CONTROL)
a) A020 CUT-RS = 32
b) A021 CUT-GS = 32
c) A109 CUT OFF = 15
(1) Switch TV to video mode , blue back o , with no video signal and press R/C to
(2) Go to service mode at adjustment mode item A110 (VG2).
(3) Adjust screen voltage until retrace line appear, the following OSD will appear at
(4) Finally, slowly decrease the screen variable resistor until following OSD appear.
* The last OSD row is the indication of the screen voltage value. I t show "BELOW",
please increase the screen voltage and vice versa until "STABLE" AND "IN" OSD
appear.
Note :
No matter the indication o ast row's OSD is indicate "ABOVE" or "BELOW", the
important thing is OSD change to "STABLE" and "IN".
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set picture into normal condition.
bottom of screen.
UNSTABLE
OUT
ABOVE
STABLE
IN
ABOVE / BELOW *
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29CTF05BS
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