Marantz NR1604 User Manual

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Panel lock function
To prevent accidental operation of this unit, you can disable operation 
of the buttons on the front panel.
X ON/STANDBY
VOLUME
DISPLAY
M-DAX
STATUS
INTERNET RADIO
ZONE2 SOURCE
 
Disabling all key button operations
1
Press 
X
 while you press and hold 
DISPLAY
 and 
M-DAX
 with the unit in standby mode.
2
Press 
INTERNET RADIO
 or 
ZONE2 SOURCE
 to select 
“FP/VOL LOCK On”.
3
Press 
STATUS
 to enter the setting.
All button operations except 
X
 are disabled.
 
Disabling all button operations except VOLUME
1
Press 
X
 while you press and hold 
DISPLAY
 and 
M-DAX
 with the unit in standby mode.
2
Press 
INTERNET RADIO
 or 
ZONE2 SOURCE
 to select 
“FP LOCK On”.
3
Press 
STATUS
 to enter the setting.
All button operations except 
X
 and 
VOLUME
 are disabled.
Dual backup memory function
The unit stores settings information in nonvolatile memory even when 
the main power supply is turned off. Using the Dual Backup Memory 
function, you can write settings information to another memory area to 
back up saved settings for recovery anytime as needed. Remembering 
set details (Backup).
DISPLAY
INTERNET RADIO
ZONE2 SOURCE
 
Remembering set details (Backup)
Set the unit in the state you want remembering, and press 
and hold 
INTERNET RADIO
 and 
ZONE2 SOURCE
 for at 
least 3 seconds.
“MEMORY SAVING” is shown in the display, and the setting details 
are remembered.
NOTE
• The volume is not remembered. 
• If remembered details are overwritten, the previously remembered 
contents are deleted. 
 
Recalling remembered details (Recovery)
Press and hold 
DISPLAY
 and 
INTERNET RADIO
 together 
for at least 3 seconds. 
“MEMORY LOAD” is shown in the display, and the remembered 
details are recalled.
NOTE
• If there is no remembered data, “NO BACKUP” is shown in the 
display, and no remembered details are recalled. 
• As the volume cannot be recalled, it returns to the factory setting 
volume. 
 
Canceling the Panel lock function
1
Press 
X
 while you press and hold 
DISPLAY
 and 
M-DAX
 with the unit in standby mode.
2
Press 
INTERNET RADIO
 or 
ZONE2 SOURCE
 to select 
“FP LOCK 
z
Off”.
(z The currently set mode.)
3
Press 
STATUS
 to enter the setting.
The Panel lock function is canceled.
Even when the Panel lock function is set, you can operate the unit 
using the remote control unit.
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