Precaution When Replacing Eeprom (Ic401); Error Messages - Sony UWP-V1 Service Manual

1-2-2. Precaution When Replacing EEPROM (IC401)

When the EEPROM (IC401) is replaced with the new EEPROM, the same data that have been stored in
the removed EEPROM must be written into the newly mounted EEPROM.

1-2-3. Error Messages

When an error occurs, any of the following error messages can be generated by the self-diagnostics
function that is built-in the UTX-H2 and can appear on the display section.
Message Error contents
Err01 An error occurs in the backup
memory data.
Err02 An error occurs in the PLL
synthesizer circuit.
Err03 Power supply voltage has exceeded
the range of allowable limits.
1-6
Remedial measure
Check the EEPROM (IC401) and its peripheral
circuits.
Check the PLL synthesizer circuit (IC102, CP101 on
the MB-5 board and its peripheral circuits).
Use the equipment with the power supply of the
specified voltage range.
UWP Series