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5. DUAL BACKUP MEMORY
This product has a Dual Backup Memory function. The
conventional Backup functions to memorize, in the EEP-
ROM in the circuit, a current setting of the moment the
main power is turned off so that it can be restored when
it is turned ON again. Meanwhile, the DUAL BACKUP
MEMORY is capable of memorizing any arbitrary setting
that is configured while the product is in operation so as to
restore it at any time.
When servicing units returned from end-users for repairs,
use this function to back up the current setting (e.g. Tuner
Preset). This will enable the units to be returned to the
users after repairs, with the setting unchanged.
NOTE : If end-users use this function, the data will be
overwritten.
• HOW TO OPERATE
-Backup-
1. Configure a setting you would like to save in the
MEMORY and hold down the [MEMORY] and
[ENTER] buttons on the Front Panel at the same
time for 3 seconds or more.
2. The FL Display indicates "MEMORY SAVING" while
the Backup is being performed..
3. The FL Display indicates "COMPLETE" when the
Backup is completed.
-Recovery-
1. Hold down the [MEMORY] and [ENTER] buttons on the
Front Panel at the same time for 3 seconds or more.
2. The FL Display indicates "MEMORY LOAD" while
the Recovery is being performed.
3. After the FL Display indicates "COMPLETE",
the product goes into Standby mode. When the
power is restored, the Recovery is completed.
The FL Display indicates "NO BACKUP" if the
DUAL BACKUP MEMORY has not been activated
with no data to be recovered saved in the Memory.
This function does not back up the levels of
Main Zone Volume, Multi Zone Volume and Zone
Speaker Volume. When the Recovery is done, -
is indicated.
• SERVICE PRECAUTIONS
When the Flash Rom (IC34) on the DSP PWB is replaced
or when the DSP CODE is rewritten for a version upgrade,
make sure, in order to maintain consistency with the
Backup Memory, to clear the DUAL BACKUP MEMORY in
the following way :
-How to clear the Backup Memory-
1. Hold down the [MENU] and [CLEAR] buttons on the
Front Panel at the same time for 3 seconds or more.
2. The FL Display indicates "BACKUP CLEAR" while
the memory is being cleared.
3. After the FL Display indicates "COMPLETE", the
operation is completed.
5. DUAL BACKUP MEMORY
本機はDual Backup Memory機能を持っています｡
通常のBackupは製品の主電源が切られた時に､その時の状態を
回路上のEEP-Rom (IC15)にMemoryして､電源がONされた時
にその状態を復帰させますが､DUAL BACKUP MEMORY機能
は､動作状態にある任意の状態をMemoryして､いつでもその状
態を復帰させることが出来る機能です｡
この機能を使ってEnd Userから修理依頼を受けた時の状態を
Back Upさせておけば､修理後に確認の操作をしても､Userが使
用していたときの状態(TunerのPreset等)を復帰させて返却す
ることもできます｡
注意 : End Userがこの機能を使用していた場合はそのDataは
上書きされてしまうので注意が必要です｡
• 操作方法
-Backup操作-
1. 製品をMemoryしたい状態にして､Front Panel上の
[MEMORY]と[ENTER]ボタンを同時に3秒以上押し続
けます｡
2. FL Displayに"MEMORY SAVING"と表示されBackup
処理が行われます｡
3. FL Displayに"COMPLETE"と表示されれば処理は完
了です｡
-Recovery操作-
1. Front Panel上の[MEMORY]と[MENU]ボタンを同時に
3秒以上押し続けます｡
2. FL Displayに "MEMORY LOAD"と表示されRecovery
処理が行われます｡
3. FL Displayに"COMPLETE"と表示され製品は一度
Standby状態となり復帰後Recovery処理が完了しま
す｡
この時、DUAL BACK UP MEMORY操作がされて
なく､RecoveryするDataがMemoryされていない場
合はFL Displayに"NO BACKUP"と表示されます｡
また､Main Zone Volume , Multi Zone Volume , Zone
Speaker Volumeの各Volume値についてはこの機能で
はBackupされずに-∞でRecoveryされます｡
• Service時の注意点
DSP PWB上のFlash Rom (IC34)を交換した場合または､DSP
CODEをVersion Up等の理由から書き換えた場合は､Backup
Memoryとの整合性の為に必ず次の方法でDUAL BACKUP
MEMORYの消去を行います｡
-Backup MemoryのClear操作-
1. Front Panel上の[MENU]と[CLEAR]ボタンを同時に3
秒以上押し続けます｡
2. FL Displayに"BACKUP CLEAR"と表示されClear処理
が行われます｡
3. FL Displayに"COMPLETE"と表示されれば処理は完
了です｡
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