EN 24 |
| 5. |
| FHP PDP | Service Modes, Error Codes, and Fault Finding |
NO | Fault |
| Fault status | ||
| contents |
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1 | Entire screen |
| After momentarily going on, the | ||
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| screen becomes black |
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| light. |
| immediately or after a few |
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| seconds (main power is turned |
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| off.) |
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Suspected | Analysis procedure |
fault location | and measure |
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Refer to | |
“Entire screen | |
PSU | does not light” |
Panel chassis |
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LOGIC |
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ABUSL |
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ABUSR |
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2Screen lights dimly even on the back screen.
3 | Vertical line | Single vertical line (of different |
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| color) |
4Vertical line from the middle of effective scan area (vertical line of different color)
5 | Vertical bar | Bar width of 1/7 of horizontal size |
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| or in multiples of 1/7, is displayed. |
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| Abnormal display |
LOGIC | Replace the LOGIC |
| board, following the |
| “Logic Board |
| Exchange” procedure |
Panel chassis | Refer to |
LOGIC | “Vertical line/bar” |
Panel chassis | Replace panel |
| chassis |
Panel chassis | Refer to |
“Vertical line/bar” | |
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LOGIC |
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Above boards |
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are connected. |
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7Horizontal line
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Bar width of 3/7 or 4/7 of the |
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screen width, is displayed. |
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Abnormal display (vertical line of |
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| LOGIC |
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different color) |
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| Above boards |
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| are connected. |
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Single horizontal line (no light) or |
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| Panel chassis |
| Replace panel |
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single horizontal line does not |
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| chassis |
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light among the effective scanning |
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area. |
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Single horizontal line does not |
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light. |
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Every other line (no light) in entire |
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| Replace |
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screen |
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G_16400_023.eps 280706