Hitachi Koki USA CMP4120HDUS user manual TROUBLESHOOTING continued, Symptom, Point to check, page

Models: CMP4120HDUS

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TROUBLESHOOTING (continued)

TROUBLESHOOTING (continued)

 

 

Symptom

Point to check

See

ENGLISH

 

page

 

 

 

 

• The temperature of the display panel

• The plasma display panel is lighting the

 

 

 

 

 

 

surface is high.

phosphors by the discharge of internal

 

 

 

 

radiation. In some cases, this may cause

-

 

 

 

the temperature of the panel surface to

 

 

 

 

 

 

 

increase. Please note that this is not a

 

 

 

 

malfunction.

 

 

 

 

 

 

 

 

• There are locations on the screen that

High-precision technology is used to

 

 

 

are different from the periphery (*).

manufacturing the plasma display panel

 

 

 

*Points that do not light, points with

but, in some cases, there are minor defects

-

 

 

brightness different from that of the

in some parts of the screen. Please note

 

 

 

 

 

periphery, points with color different

that this is not a malfunction.

 

 

 

from that of the periphery, etc.

 

 

 

 

 

 

 

 

 

• Vertical stripes appear, depending on the

• The plasma display panel is lighting the

 

 

 

screen contents.

phosphors by the discharge of internal

 

 

 

 

radiation. Depending on the screen

-

 

 

 

contents, in rare cases this may cause

 

 

 

vertical stripes to appear because of failure

 

 

 

 

to light. Please note that this is not a

 

 

 

 

malfunction.

 

 

 

 

 

 

 

 

• Coarse horizontal stripes appear in FULL

• Adjusting the phase will reduce the

 

 

 

display.

horizontal stripes.

-

 

 

 

(RGB input)

 

 

 

 

 

 

 

 

 

• This condition may occur when the unit is

 

 

 

• The display dims to make the picture

connected to a VCR with component output,

-

 

 

invisible during special playback of a VCR

such as 480i, but it is not a failure. But when

 

 

(FF, REW).

it occurs, switch to composite output or S1

 

 

 

 

(S2) output).

 

 

 

 

 

 

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Hitachi Koki USA CMP4120HDUS user manual TROUBLESHOOTING continued, Symptom, Point to check, page