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LVD-K9200
ADJUSTMENT
MECHANISM ADJUSTMENT PROCEDURE
TANGENTIAL
an side A
Connect an ascillascope to
RF: CN20-8
(X29-2450, C/13)
Connect an oscilloscope to
CH1: CN20-1 (F)
CH2 : CN20-2 {E)
and select X-Y made (*1).
{X29-2450, C/13)
R-DEPENDENCE
on side A
TANGENTIAL
an side 8
Connect an oscillascope to
RF: CN20-8
(X29-2450, C/13)
Connect an ascillescope to
CH1 : CN20-1 (F)
CH2 : CN20-2 (E)
(71) {X29-2450, C/13)
R-DEPENDENCE
on side B
FIG. = Wave-form (Page 39)
Note : "1
CO disc.....CD test disc (SONY YEDS-18 or equivalent)
UD disc ..... CAV 30cm (with digital sound)
(@) R-DEPENDENCE adjustment
above, press the SIDE B button} Tangential adjustment
Set and play the CO disc.
Search for outside.
(Until the tangential screw
an the side A is seen.)
Select TEST mode and
set a LD disc.
L
Press the PLAY key.
R-dependence
ae
adjustment
If a picture appears, press the
screw on side A
PLAY key again to select
the tracking off made.
L
Adjust, then press the STOP key.
In the test mode described
Tangential adjustment
screw an side A
Maximum eyepattern
Adjust so that the Lissajous'
wave form becomes —45°.
Maximum eyepattern
L
screw an side B
Press the PLAY key.
In the test mode
described above.
L
Press the PLAY key.
(Set the tracking off mode.)
L
Grating adjustment
screw on side B
Adjust so that the Lissajous'
wave farm becomes —45°.
Adjust, then press the STOP key.
wesusnnedesth If an LP.F (33 kahms + 1000 pF or so) is connected, adjustment becames easier. Perform the adjustments 2 - 4 in the test made.
37
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