Sony DPP-MS300 Service Manual page 25

[HUE Level Adjustment] (VI-40 board)
Mode VIDEO Input
Signal Color bar (S-VIDEO IN)
Measuring point J1802 (OUTPUT)
Measuring equipment Vector scope
Adjustment part RV105
Specification value Yellow phase 167 ± 4 deg
Adjustment Procedure:
(1) Connect on vector scope to the J1802.
(2) Press the S1707 (CAPTURE).
(3) Check yellow phase satisfies the specification value.
(4) If NG, press the S1708 (PICTURE) and lights on the D1733
(INPUT)
(5) A little adjust the RV105 and press the S1707.
(6) Repeat steps (2) to (5) until yellow phase satisfies the speci-
fication value.
167 ± 4 °
180 °
Yellow
Reference : B-Y Waveform (CL408)
90 °
Fig. 4-12
A
• If yellow phase is under 163 ° ,
extend the A level.
• If yellow phase is over 171 ° ,
shorten the A level.
Fig. 4-13
0 °
4-6