Final Check After Repair - Bang & Olufsen BeoPlay V1-40 MKII Service Manual

4.4

Final check after repair

Final check after repair
Insulation test
Monitor information
Customer setup
TV SETUP - OPTIONS
Check all sources are working correctly
The final check after repair, describes the activities needed to ensure that the
product will be returned in perfect condition to the customer.
The content is:
- AC leakage test.
- Check product information.
- Restore the setup and check connections, picture and sound.
- Final cleaning of the product.
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
and max. 10 mA is obtained. Maintain that voltage for one second, then slowly
turn it down again.
The scope of this check is to ensure the following:
- The product has maintained the correct identity.
- Is set to correct Option.
Procedure:
1. Enter Customer Service Menu.
2. Check the serial number is correct.
3. Check Option setting is correct and press STOP.
Remember to inform the customer if any changes have 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.
- Connections, such as DVD, STB
- Sound, such as external speakers
- Picture
- Wireless setup
- Check that picture and sound on all sources are working correctly.
- Check that teletext is working correctly.