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NAD C160 - Main Board PCB Layout

NAD C160
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T
"
r-
\,, rrr\\rr
I
MASTER
VOLUME
or respectirelv
ircreises or dcclcxses
the Volumc
setting. Thc
notoüsed Volumc Control
ol the fi'ont
pancl
will
indicxlc üe lev€l srt.
Other
than dre comnands
relaling 1o thc
NAI)
C1(r0
anlpüfier
ißelf. there xre other
buttons rvhich
will operatc nost
\AD
Cl)
plalers
and cassette decks cquipped
$,ith Nll)
Link:
TUNER CONTROL
(1br
use with
NAD lürer)
t/,ryI( sclccß
a bank of
prcsct
stttions.
PRESET or
selects respcctivelv
ltigher o|
lover
uuorDcf slaloll
preset.
CD
PLAYER CONTROL
(lbr
use \Yith Nll) CD
l']a\er)
cngages
I'xuse.
engagcs Stop.
cngages
I'ilv or to8llles bctween
Plav ard Pause.
or ergagcs
Tlack skp; Press once
1o respectivelv
go
to
the rexl lrack
or to return to start
of cLlrrert ol
Prelious
trtck.
NA{I r/SC Go to
next
disc
(tbr
\r\D CI) changers).
CASSETTE DECK
CONTROL
(Fof
use
$ith
single
(DECK
U) or double trarspo
(A
and
B) NAD
Cassetle
Decks)
or enga€i€s
Fon'ard
Plav
or
Re\erse Plalr
Record / Pause.
I)ress lo
put
casscttc deck
into record-
pause.
Prcss
Pla! to slart recotding.
stops Plav or
Rccording.
engages
Rewind.
engages Fast Fonvard.
NOIE:
Direct sunlight or
verv bright anbicnt
lighting mav affect
the operating
range and angie for thc
lemote control handsct.
BI.AMPING
Sone
loudspeakers
havc separtte conncctiur terminals
fol the LI
(l.o\
Frcqueno) md HF
(lligh
lrcquenc.v) sections 0f
the
qrcaker
'fhis
facllitv allo\rs
to
"Bi
ünp' thesc spcakers,
\rhere a
separate
po\\cr
anlplifier is used
fof
thc
LI atd HF sectior,
which
ma\ impfove overrlll sound
quditr
The \,{D Cl60
provi<jcs
trvo
sets of
pre
xmplifief oulputs
(PRts
OLT I &
2) to facililale the conrections
lor ßi-alllpiog. Moleolcr'.
thc
level honr PRI OtlT.Z can be
reduced in lelation to
l'P'l OtlT
I to acconnlodate
poNer
anplificrs
with difterent
gain
(anplilication
fictor).
To
sct
up the Cl(r0 wiü
powcr
anplifiers fust clecide which
power
arnplifier hm thc
highesl
gain.
This is easilv
done bv conpring
thc
loudness lerel of the
poNer
amplifiers in an ide tical s\sten
(lieep
the
voluorc
control
at the samc
lcvel; use the sant€ souLcc
and speakers).
The finpLificr
that
pla,vs
louder has thc
highest
gain
(note
that this does
not need to bc the
mole
poverful
nplificr of
the hlo).
Conncct the
rmplifier with highcst
llain
to the PRL OUT 2
(No.
l2)
socketii; the other
po\\er
mplifier to the
PRE
oUT
I
(\o.
ll)
sockets.
!'rom thc
nlariimum level
posjtion
(0dB),
use the VOLUMI PRE
oUT
2 control
(No.
l:J) to
reduce the output lcvcl of
I'R[ OUT 2
so that thc
volume level of both
pover
amplifiers is exxctly
matched.
TROUBLESHOOTING
Problenr
Cause
Solulior
NO SOLIND
.
Porver ,\C lead unplugged
or
poNer
rot
switched
on
.
lhpe I Monitor sclecled
.
Mutc on
.
Power anplificr
is
s\ritched
off
.
Ilcadphones inserted
.
Check
if AC led is
plugged
in and
power
switched
on
.
De-select Tape I Monitor
nlode
.
S$'itch off
Murc
.
Swilch
po$'€r
nplificf on
.
Unplug
hcadphones
NO SOT,ND ONE
CII{\\EI,
.
Bnlance conlrol
not centered
.
RCA lead to
po\rer
amplifier
not
properlv
connected
or damaged.
.
InpLrt lead disconnected 0r damaged
.
center Balnncc control
.
oheck
leads ard conrections
.
check
leads ard conn€ctions
PROBTEM ON
PHONO INPLIT O\IX
.
No signal
.
Ilum on
I'hono input.
.
Weak or Distortcd signd
.
Check
Mtr{ NIC switch set corfectly
.
Check
phono
ealth
lead is connectcd
.
Check
the trlrntable
is
connected
to the
correct
MM
or
MC
phono
input
RIMOTE CONTROT
II{NDSTT
NOT
WORKINC
.
Battcrics
flal,
0r
incorrectl,v inserlcd
.
lR transmitter or rtccilcr
$irdows
obstructcd
.
IR receilef in direcl sun or
ven bright
',unbieot
light
.
Check or rcplace batteries
.
Remove obstructior
.
Placc unit awav fton direct sun,
reduce
amount of ambient
ligh
I

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