Preampl ifier a nd I nteg r at ed Am pli fier O perat ion
28 . 9 F ault Conditio n s
Some amplifiers will indicate problems by flashing front panel
button indicators. The following diagram tabulates the fault
indication for each product.
Amplifier
Power Supply or
Link Plug Fault
Flashing Button
NAC 252
source mute
NAC 282
source mute
NAC 202
mute
NAC 152 XS
mute
Supernait
source mute
Nait XS
mute
Nait 5i
N/A
28 . 1 0 I nt er fac e F un c t io n Bu t t on s a n d Key s
Amplifier
Program
Mode
NAC 552
hold
hold
NAC 252
hold
NAC 282
hold
NAC 202
hold
NAC 152 XS
hold
Supernait
hold
Nait XS
hold
Nait 5i
hold
Note:
The handset must be in preamplifier mode to select
program mode or to restore defaults
E30
Over Current
Fault
Flashing Button
N/A
N/A
N/A
N/A
record mute
tuner
tuner
Auto Input
Switching
pre
N/A
prog
pre
mon
4
source mono
prog
pre
4
mon
source mon
prog
pre
4
mon
source mon
prog
pre
mon
4
mon
prog
pre
4
mute
mute
prog
rec
4
mute
record mute
prog
pre
mute
4
mute
prog
pre
3
4
hdd
Over Temperature
Fault
Flashing Button
N/A
N/A
N/A
N/A
N/A
N/A
cd
AV Integration
Restore
(Unity Gain)
Defaults
N/A
N/A
pre
mute
hold
disp
4
source mute
pre
4
mute
hold
disp
source mute
pre
4
mute
hold
disp
source mute
pre
mute
disp
4
hold
mute
pre
4
av
hold
disp
av
pre
4
mute
hold
disp
source mute
rear panel
disp
hold
switch
pre
4
hold
disp
4
av
Note:
The
4
symbol means one key followed by another.
handset key (R-com)
handset key(s) (NARCOM 4)
front panel
handset key(s) (NARCOM 4)
front panel button
handset key(s) (NARCOM 4)
front panel button
handset key(s) (NARCOM 4)
front panel button
handset key(s) (NARCOM 4)
front panel button
handset key(s) (NARCOM 4)
front panel button
handset key(s) (NARCOM 4)
front panel button
handset key(s) (NARCOM 4)
front panel button