Sony TRINITRON KV-M19D Service Manual page 10

KV-M19D/M19TD |
RM-658 RM-657
3-2. CONVERGENCE
Preparation :
@ Before starting, perform FOCUS, H, SIZE and V. SIZE
adjustments,
@ Set BRIGHTNESS control to minimum,
@ Feed in the dot pattern.
(1) Horizontal and Vertical Static Convergence
Center dot
Center dot
V.STAT Magnet
RV705 H.STAT
1, Adjust H, STAT VR to coincide red, green and blue
dots on the center of screen,(Horizontal movement)
2. Adjust V, STAT magnet to coincide red, green and blue
dots on the center of screen.(Vertical movement)
3. If the red, green and blue dots do not coincide on the
center of screen with H. STAT VR, perform horizontal
convergence adjustment using H. STAT VR and V.
STAT magnet as shown below. (In this case, H. STAT
VR and V. STAT magnet effect each other.)
@ Tilt the V. STAT magnet and adjust static convergence
to open or close the V. STAT magnet.
4, When the V. STAT magnet is moved in the direction
of arrow @ and 0, red, green and blue dots move as
shown below.
oO © @ ®
O©-|\sO 8B B
Sar _ tt yt
ag ne
@
@
@
: |
RG B
N —~ |
N |
© ®
® © ' @ ®
lear RQ. BQ
G 5
&. : :
If the red and blue dots do not coincide with green dot,
perform following steps,
Move BMC magnet (a) to correct nsufficient
H, static convergence,
Rotate BMC magnet (b) to correct nsufficient
V. static convergence.
In either case, repeat Beam Landing Adjustmat.,
BMC magnet