Adjustment operation – Panasonic WV-BM1400 User Manual

Page 7

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ADJUSTMENT

OPERATION

Preparations:

Make sure that all required connections in the system are

completed.
Turn on the power of this monitor by pressing the Power
On/Off Switch(1) on the front panel.

O

POWER

1. Adjust the Bright Control (8) and Contrast Control (10)

so that the overall brightness is appropriate and gray

tones are resolved.

BRIGHT

CONTRAST

Under Scanning

Under Scanning is obtained by setting the Scan Size

Selection Switch (3) to the UNDER position.

UNDER
NORMAL

SCAN SIZE

DC Restoration

The DC restoration circuit provides a stable reference for
the black level.
Set the DC Restoration Switch to the ON position to pre­
serve black or shadow detail when the black level of the
object is bright and the picture is losing black level.

If the picture slips to either side, or appears as a

series of horizontal strips, adjust the Horizontal Hold
Control (4) until a stable picture is obtained.

H.HOLD

3. If the picture rolls up or down, adjust the Vertical Hold

Control (6).

V.HOLD

The recessed screwdriver controls, HEIGHT and V.

LINEARITY, should be adjusted simultaneously to give

proper vertical height consistent with good vertical lin­
earity. Adjustments should be made to extend the pic­
ture limits approximately 1/4" beyond the top and bot­
tom edges of the CRT mask.

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