– 47 –
KV-XA25M80/XA25M83/XA25N90
RM-954
RM-914
(3) Screen-corner Convergence
Fix a Permalloy assy corresponding to the misconverged
areas.
4-3. FOCUS ADJUSTMENT
FOCUS adjustment should be completed before W/B adjustment.
1. Receive digital monoscope pattern.
2. Set "Picture Mode" to "DYNAMIC".
3. (a) Adjust figure VR so that the center of screen becomes
just focus ( except 25").
(b) Adjust focus VR so that the lion teeth becomes just
focus (25" only).
4. Change the receiving signal to white pattern and blue back.
5. Confirm magenta ring is not noticable. Incase magenta ring
is obvious, adjust FOCUS VR to balance between
MAGENTA RING and FOCUS.
TLV
Rotate TLV-2 VOL (29”, 34”) on DY
Rotate TLV
VOL (25”) on DY
XCV
Rotate XCV
Adj core on DY
YCH
Rotate YCH
VOL on DY
TLH
Insert TLH
Correction Plate to DY Pocket (Left or
Right)
ON DY:
Screen
Focus
a
b
c
d
Permalloy assembly
b
a
c
d
a-d : screen-corner
misconvergence
YCH
XCV
TLV1
TLV2
FLYBACK TRANSFORMER (T503)
