Toshiba 57WH36P, Service Manual

Page: 35 / 147

– 15 –
GENERAL ADJUSTMENTS
SPECIFIC INFORMATIONS
C03P: Series (Reference factory adjustment)
Items
Names
Settings
Input signals
Measur
ing points
Adjusting methods
Adjusting
standards
SCNT
Sub-contr
ast
Picture mode 1
Sub-br
ight signal
TP03
1)
Adjust amplitude from the pedestal le
v
el up to the
0.7 (o-p)
A
udio system:
I
(P
AL-I signal)
SIGNAL unit
white peak.
BR
TC
Sub-br
ight
Picture mode 1
Sub-br
ight
Screen
1)
Adjust the number of b
lac
k collapsed lines of sub-br
ight
4 lines
center
WIDE mode
signal
adjustment
signals
.
2)
Adjust after adjusting
W/B
, SCNT
.
COLP
Sub-color
Picture mode 1
Sub-br
ight
TP02
1)
Adjust the amplitude of the r
ainbo
w color bar
.
0.25
V (p-p)
center
signal
SIGNAL unit
2)
Adjust the P-P v
alue of the upper half
.
P
A
L
(P
AL)
COLS
Sub-color
Picture mode 1
SECAM
TP02
1)
Adjust the amplitude of the color bar
.
0.52 V
(p-p)
center
color bar
SIGNAL unit
SECAM
SR
Y
SECAM
SECAM
TP02
1)
Adjust so that the le
v
el of b
lac
k and white signal par
t can
0 mV
R-Y Blac
k le
v
e
l
color bar
SIGNAL unit
be aligned with the le
v
el of H.BLK.
SBY
SECAM
SECAM
TP01
1)
Adjust so that the le
v
el of b
lac
k and white signal par
t can
0 mV
R-Y Blac
k le
v
e
l
color bar
SIGNAL unit
be aligned with the le
v
el of H.BLK.
Screen
Screen
F
actor
y screen
CR
T tub
ular
1)
Dar
k
en the en
vironment as m
uch as possib
le
.
P
oint that
adjustment
adjusting mode
screen
2)
Set to f
actor
y-set screen adjusting MODE.
star
ts lighting
(Y mute
, DR
V
.CUT=40H)
3)
Directly obser
v
e
the surf
ace of Cathode Ra
y T
ube
and
adjust the screen
VR to the point that star
ts lighting.
4)
Mak
e abo
v
e-mentioned adjustments f
or each tube of G, R,
and B
.
F
ocus
F
ocus
Picture mode 1
Retma signal
Screen
1)
Adjust to the best position b
y repeating electr
ical f
ocus and
adjustment
(P
AL-I)
adjustment
optical f
ocus adjustments
.
Crosshatch
2)
Use the jig and shade the CR
T e
xcept the ax
es under
signal
adjustment.
3)
Mak
e abo
v
e-mentioned adjustments f
or each tube of G, R,
and B
.
RDR
V
B
right par
t
Picture mode 1
Screen
1)
Adjust the color temper
ature of the bright par
t (103cd/m
2
).
8750k-0.002uv
BDR
V
W/B
WIDE mode
adjustment
RCUT
Dar
k par
t
W/B
Picture mode 1
Screen
1) Adjust the color temper
ature of the dar
k par
t (17cd/m
2
).
8750k-0.002uv
BCUT
WIDE mode
adjustment
VCEN
Midpoint
Picture mode 1
Phillips P
atter
n
Betw
een
TP-V
1)
Connect a digital v
oltmeter betw
een
TP-V
0
±
10mV
v
oltage
DFS-100 Hz
and
TP-G
and
TP-G and adjust it to 0 mV b
y VCEN
data.
v
oltage
(No designation on polar
ity of degital v
oltmeter)
adjustment
Digital v
oltmeter
F
or details
,
ref
er to [f
ocus
adjusting method] introduced in the ne
xt page
.
TP-V TP-G