Servicing Note - Sony MZ-E60 Service Manual

1) When repairing this device with the power on, if you remove
the main board or open the upper panel assy, this device stops
working.
In this case, you can work without the device stopping by
fastening the hook of the OPEN/CLOSE switch (MAIN board
S809) with tape.
2) This set is designed to perform automatic adjustment for each
adjustment and write its value to EEPROM. Therefore, when
EEPROM (MAIN board IC802) has been replaced in service,
be sure to perform automatic adjustment and write resultant
values to the new EEPROM.
Refer to section 4 Test Mode (page 10) for details.
SECTION 1

SERVICING NOTE

MAIN board S809
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