Sony UWP-V1, Service Manual

Page: 10 / 164

1-6
UWP Series
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 Remedial measure
Err01 An error occurs in the backup Check the EEPROM (IC401) and its peripheral
memory data. circuits.
Err02 An error occurs in the PLL Check the PLL synthesizer circuit (IC102, CP101 on
synthesizer circuit. the MB-5 board and its peripheral circuits).
Err03 Power supply voltage has exceeded Use the equipment with the power supply of the
the range of allowable limits. specified voltage range.