Read Sharp LC-30HV2E (serv.man8) Service Manual online
4
LC-30HV2M
LC-30HV2E
SUPPLEMENT
3. Power adjustment (Refer to page 23 of the operation manual)
1
Adjust 3.3V line according to the operation manual.
Connect voltage indicator to TP1702 and adjust to 3.29V.
The range of adjustment voltage is 3.25 ~ 3.29V.
The range of adjustment voltage is 3.25 ~ 3.29V.
2
Adjust 1.9V line.
(Caution)
Although the old type of PC board is adjusted at 2.5V, the new PC board is adjusted at 1.9V. Connect the voltage indicator
to TP1701 and adjust to 1.9V.
The range of adjustment voltage is 1.90 ~ 1.95V.
Although the old type of PC board is adjusted at 2.5V, the new PC board is adjusted at 1.9V. Connect the voltage indicator
to TP1701 and adjust to 1.9V.
The range of adjustment voltage is 1.90 ~ 1.95V.
4. Insertion of respective adjusting values.
In the process mode, insert the adjusting value as you have written down in 1.
After finished with all insertion, change the Data Copy (page 1 of the process mode) to "ON" , and push the
"Enter" key on the remote controller.
Then, change the INDUSTRY INIT to "ON" and push the "Enter" key.
It will be displayed like this "//////////// ". So wait until it is resumed to the original screen condition.
Turn off the power and put the AVC cabinet back on.
You are all finished with the work.
After finished with all insertion, change the Data Copy (page 1 of the process mode) to "ON" , and push the
"Enter" key on the remote controller.
Then, change the INDUSTRY INIT to "ON" and push the "Enter" key.
It will be displayed like this "//////////// ". So wait until it is resumed to the original screen condition.
Turn off the power and put the AVC cabinet back on.
You are all finished with the work.
Note: Channel preset data will also be erased, so execute channel setting whenever you need to do so.
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