Final check after repair
Final check after repair
The final check after repair, describes the activities that are needed to ensure the
product will be returned in perfect condition to the customer.
The contents are:
-
Insulation test / AC leakage test.
-
Check product information.
-
Restore the setup and check connections, picture and sound.
-
Final cleaning of the product.
-
PIN-code setting
Insulation test
Each set must be insulation tested after having been dismantled. Make the test
when the set has been reassembled and is ready to be returned to the customer.
Flashovers must not occur during the testing procedure!
Make the insulation test as follows:
Short-circuit the two pins of the mains plug and connect them to one of the
terminals of the insulation tester. Connect the other terminal to ground on the
aerial socket.
NOTE!
To avoid damaging the set it is essential that both terminals of the insulation tester
have good contact.
Slowly turn the voltage control of the insulation tester until a voltage of
2.5 kV ac and max. 0mA is obtained.
Maintain that voltage for one second, then slowly turn it down to 0 V ac again.
Monitor information
The scope of this check is, to ensure the following:
-
The product has maintained the correct identity.
-
Is set to correct option.
-
The error code register is cleared.
Procedure
Enter Service menu – monitor service menu – monitor information.
Check the serial number is correct.
Check option setting is correct.
Clear the error code.
Select error code and press
GO
.
Customer setup
Remember to inform the customer of any changed that has been made in the user
setup, due to procedures in the service manual, such as Connections, Sound,
Picture, etc.
Restore the product to the customer setup.
TV SETUP - OPTIONS
Connections, such as DVD, STB, VTR
Sound, external speakers
Picture
Clock
3.8 Final check after repair
Содержание BeoVision 7 MK II
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Страница 106: ...Bang Olufsen DK 7600 Struer Denmark Phone 45 96 84 11 22 Fax 45 97 85 39 11 3538047 06 06...