Справочник Пользователя для Panasonic VL-SW250BX
Help
47
Troubleshooting
N
Monitor display
Problem
Cause & Solution
Page
The image of the subject is
displayed in black and white (or
bluish-purple), or the background
image appears greenish.
displayed in black and white (or
bluish-purple), or the background
image appears greenish.
L
At night or when there is poor lighting in the doorway,
– the display will be shown in black and white (or bluish-
purple).
– If there is a light in the doorway, the image appears greenish.
These are not malfunctions.
These are not malfunctions.
―
The image of a person’s face is
dark.
dark.
L
When there is a strong sunlight or a backlight in the place
where the door station is located, the person’s face becomes
dark.
where the door station is located, the person’s face becomes
dark.
– Locate the door station away from strong sunlight or
backlights.
– Adjust the brightness of the display. (The background image
will be shown in white.)
―
19
The image is not clear or is
blurry.
blurry.
L
The surface or the lens of the door station is dirty. Clean it with
a soft dry cloth.
a soft dry cloth.
L
The surface or the lens of the door station is wet with dew. Wait
for the condensation to evaporate.
for the condensation to evaporate.
52
―
The image is white or black.
L
The brightness of the display is not properly adjusted. Adjust
the brightness while receiving a call, during a conversation, or
while monitoring.
the brightness while receiving a call, during a conversation, or
while monitoring.
19
The image is white, or white
lines or circles are shown on the
display.
lines or circles are shown on the
display.
L
Strong light such as sunlight is shining into the lens of the door
station. Though this may cause the display image to become
diffi cult to see, this is not a malfunction.
station. Though this may cause the display image to become
diffi cult to see, this is not a malfunction.
– Locate the door station away from direct sunlight.
– The image quality may be better if the angle of the door
– The image quality may be better if the angle of the door
station is changed.
―
There is a small black dot in the
background.
background.
L
If the sun can be seen, its center appears as a black dot. This
is not a malfunction.
is not a malfunction.
―
The image is fl ickering.
L
AC (alternating current) lights such as fl uorescent lights may
cause fl ickering in dark environments. This is not a malfunction.
cause fl ickering in dark environments. This is not a malfunction.
―
The image displayed on the
sub monitor station distorts or
is displayed slowly. (It takes
5 seconds or more to be
displayed.)
sub monitor station distorts or
is displayed slowly. (It takes
5 seconds or more to be
displayed.)
L
The antenna on the sub monitor
station is being covered with your
hand. Do not cover it.
station is being covered with your
hand. Do not cover it.
L
The sub monitor station is too far from the main monitor
station. Move closer to the main monitor station. If you install a
repeater (optional), the image may be improved.
station. Move closer to the main monitor station. If you install a
repeater (optional), the image may be improved.
L
There is an object such as a concrete wall obstructing the
signal. Move to a place without an obstacle. If you install a
repeater (optional), the image may be improved.
signal. Move to a place without an obstacle. If you install a
repeater (optional), the image may be improved.
L
A microwave or wireless LAN appliance is in use. Move closer
to the main monitor station or use a sub monitor station located
away from those appliances. Try again.
to the main monitor station or use a sub monitor station located
away from those appliances. Try again.
―
7, 45
7, 45
7
Antenna
SW250BX_OI.indb 47
SW250BX_OI.indb 47
2010/08/25 15:58:39
2010/08/25 15:58:39