JVC TM-H1950CG - Page 34

No. 51961
TM-H1950CG
34
Item Test equipment Test points
Ad ju st men t
locations
Ad justment procedure
4:3
V. Size
Ad ju st men t
Signal generator
(Crosshatch pattern)
D04 (V.S IZE)
[SERVICE MENU]
15 . Inp ut th e crossh atch sig nal.
16 . Select D04 it em, and adjust it to be come t he
vertical sc an s ize to 95 %.
17 . If ver tica l c ent er beco mes ou t of a djust ment,
read just D0 3 t o co rrect .
16:9 V. Size
Ad ju st men t
Signal generator
(Circle pattern)
DB04 (V.S IZE)
[SERVICE MENU]
18. Input the PAL circle p att ern signal.
19 . Switch the asp ect ratio t o t he 16 :9 mo de.
20. Adjust the DB04 to the vertical size become the
valu e g ive n b elo w.
16 :9
Side
pincushion
Ad ju st men t
Signal generator DB07
(E-W PARABORA)
DB08
(E-W CORNER)
[SERVICE MENU]
21 . Conf irm th e side p incu shion of th e f our corn ers in
th e scre en.
22 . If n ot op tim um, adju st th e DB07 an d DB08 t o
become c orrec tly.
Picture
size
100%
100%
Screen
size
95%
95%
22 1
±
4mm
Ve rti cal siz e 22 1±
±±
± 4mm