Read Sony HCD-GTR888 Service Manual online
11
<Unusual detection>
(4) When the variation of AC voltage is detected by AC_CUT
(4) When the variation of AC voltage is detected by AC_CUT
signal ,proceed to
shutdown operation and the backup data is recorded
to memory
into SYSTEM CONTROLLER.
The data such as the time, tuner setting, sound field, volume and
speaker settings are stored as backups.
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