Sharp PN-L702B (serv.man4) Handy Guide ▷ View online
Dec 2011
Issued by:
CE After Sales Service
Service Mode
Hardware Check
METHOD 4
Check with the item of “STATUS” on the “Product
information (INFORMATION)” screen.
•
When
DISPLAY
button is pressed, the
“INFORMATION” screen is displayed. Check with the
“STATUS” item on the screen.
Dec 2011
Issued by:
CE After Sales Service
Service Mode
Hardware Check
METHOD 4 cont….
It takes some time necessary for judgment of a temperature
abnormality and a hardware abnormality as shown below:
•
Temperature abnormality:
Min. 2 minutes (Exceeding the threshold value 3 times
continuously in the interval of 1 minute).
Min. 2 minutes (Exceeding the threshold value 3 times
continuously in the interval of 1 minute).
•
Hardware abnormality:
Min. 18 seconds (Exceeding the threshold value 4 times
continuously in the interval of 6 seconds).
Min. 18 seconds (Exceeding the threshold value 4 times
continuously in the interval of 6 seconds).
Though, therefore, the threshold value is exceeded on the
“HARDWARE CHECK” screen of SERVICE MANU 2 or in the
periodic send / test mail, “OK” may be displayed.
periodic send / test mail, “OK” may be displayed.
In addition, when “NG” judgment is made once, “NG” state is
maintained until the power is turned OFF/ON. Even if,
therefore, the target value is reduced below the threshold
value, the judgment may be “NG” with a normal value.
therefore, the target value is reduced below the threshold
value, the judgment may be “NG” with a normal value.
Dec 2011
Issued by:
CE After Sales Service
Service Tool
Service Tool
White Balance – Correct colour variations
Serial Number – Read and write serial number
Usage Time – Read and write usage time
Model Name – Read and write model number
Temp Watch – Read and reset temperature
InfoDisp Report – Read and reset unit log
Main Firmware – Update the Main firmware
EDID – Write EDID data
PN-ZB01 Firmware – Update the firmware for
the option board (If fitted)
Dec 2011
Issued by:
CE After Sales Service
PN-ZB01 Option PWB
Block Diagrams
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