DOWNLOAD Panasonic CT-34WDM60 Service Manual ↓ Size: 1.4 MB | Pages: 46 in PDF or view online for FREE

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Press  the "

, 

" buttons on the remote control and

adjust so that the position 4 lines to the top from the cen-
ter of the horizontal lines of the built-in cross-hatch pattern
... (K) and the position 4 lines to the bottom from the cen-
ter... (L) becomes stable at the specified value of the fol-

lowing table.

(mm)

→

Press  the "

, 

" buttons on the remote control and

adjust so that the top (

β

) and the bottom (

β

’) of the scale

of the received monoscope pattern for each aspect ratio
becomes stable at the specified value of the following
table.

(Scale)

→

When the vertical lines of the built-in cross-hatch pattern
show pincushion distortion (refer to the dotted lines in the
figure on the left), use the first and the third line on the
outside at the left and right as reference lines, press  the

"

, 

" buttons on the remote control and adjust so that

the reference lines become vertical lines.

NTSC FULL WARM
DEF ADJ
V-SIZE

IIC

K

L

NTSC 4:3 WARM
DEF ADJ
V-SIZE

NTSC FULL WARM
DEF ADJ
PCC

IIC

K

L

NTSC FULL

157

157

1080i

140

140

β = β

’

NTSC FULL

2.0±0.2

NTSC NORMAL

NTSC JUST

1.8±0.1

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When the upper part of the vertical lines at the outer sides
of the built-in cross-hatch pattern shows distortion at the
top (refer to the dotted lines in the figure on the left), press

the "

, 

" buttons on the remote control and adjust so

that the distorted lines become vertical lines.

→

When the lower part of the vertical lines at the outer sides
of the built-in cross-hatch pattern shows distortion at the
bottom (refer to the dotted lines in the figure on the left),

press the "

, 

" buttons on the remote control and

adjust so that the distorted lines become vertical lines.

→

Press the "

, 

" buttons on the remote control and

adjust so that the interval between adjacent lines of the
built-in cross-hatch pattern become uniform at the center
(N/O: Refer to the figure on the left) and at the top and the
bottom (M/P: Refer to the figure on the left).

*When the "V-S CORRECTION" is adjusted, also adjust
the "V-LINEARITY" at the same time.

*Refer to page 42 for the "V-LINEARITY" adjustment
method.

NTSC FULL WARM
DEF ADJ
EW-CORNER

TOP

IIC

NTSC FULL WARM
DEF ADJ
EW-CORNER

BOTTOM

IIC

NTSC FULL WARM
DEF ADJ
V-S CORRECTION

IIC

M

N

O

P

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When the "V-SIZE" is adjusted, moire may occur on the

screen. In such a case, press the "

, 

" buttons on the

remote control to reduce the moire.

→

There is no offset for the moire adjustment. When there is
visible moire for the image, perform individual adjustment.
(Adjustment is possible only in NTSC "FULL", "ZOOM"
mode)

NTSC FULL WARM
DEF
MOIRE

IIC

(1) Receive a 1080i.

(2) Enter into service adjustment mode and select "DEF ADJ"

in IIC mode.

(3) Press the button "

" on the remote control and receive

the built-in cross-hatch pattern of this unit.

(4) Adjust the F1 control of the flyback transformer so that the

focus is balanced for the center line (vertical) of the cross-
hatch pattern and the vertical lines two lines from the
edge.

(5) Adjust the F2 control of the flyback transformer so that the

center lines (horizontal) of the cross-hatch pattern are bal-
anced well.

(6) Repeat the adjustments (4) and (5) until an optimum is

obtained.

(7) Receive an NTSC signal in "FULL" mode and confirm the

image.

NTSC FULL WARM
DEF ADJ
H-POSITION

IIC

F2

F1

F1

F2

FOCUS
VOLUME 2

FOCUS
VOLUME 1

SCREEN
VOLUME

F1

S1

8

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