Toshiba 40PW03B, Service Manual

Page: 20 / 71

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GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
Item
Name
Setting
Input signal
Measur
ing point
Adjusting method
Adjustment standard
Screen position adjustment HIT VLIN HIT VLIN HIT VLIN
V
e
rtical ampli-
tude adjustment (P
AL WIDE)
V
e
rtical ampli-
tude adjustment (P
AL Super-liv
e)
V
e
rtical ampli-
tude adjustment (P
AL cinema)
Dynamic mode Dynamic mode WIDE mode Dynamic mode Super-liv
e mode
Dynamic mode CINEMA mode
Phillips patter
n
(P
AL-I)
Phillips patter
n
(P
AL-I)
Phillips patter
n
(P
AL-I)
Phillips patter
n
(P
AL-I)
Screen adjustment Screen adjustment Screen adjustment Screen adjustment
(1)
Adjust the v
e
rtical and hor
iz
ontal
screen positions and center
ing magnet
so that the centr
al + mar
k of the dumm
y
screen and the + mar
k of the Phillips
patter
n can o
v
er
lap in conf
or
mity
.
Carr
y this out individually on 3 tubes of
R, G, and B
(Note) Do not mo
v
e
HPOS
,
VPOS data
(1)
T
u
rn
the screen siz
e to
WIDE.
(2)
In the first place
, shor
ten the v
e
rtical
amplitude using HIT data until the upper and lo
w flags emerge on the screen.
(3)
Then, e
xtend the v
e
rtical amplitude with
the HIT data until either upper or lo
w
e
r
flag end conf
or
ms to the screen end
(Adjust the v
e
rtical center of the patter
n
to the centr
al mar
k of the screen.)
(1)
T
u
rn
the screen siz
e to Super-liv
e
.
(2)
Adjust with the HIT so that the top and bottom of the inner circle of Phillips patter
n will contact the screen edge
.
(Note)
VLIN adjustment is not perf
or
med.
(1)T
ur
n the screen siz
e to CINEMA.
(2)
Adjust the registers on the top and bottom of the Phillips patter
n as sho
wn
in the ne
xt page
.
(Note) Do not touch the center
ing magnet
Less than ø7mm Upper and lo
wer
flags are to be in contact The inner circle is to contact the screen edge
Completion of adjustment