BLOCK
DIAGRAM
©
Cyrus
Audio
Ltd
Jun
2014
7
Cyrus
6
DAC,
Cyrus
8
DAC
service
manual
Issue
1
_
+
_
+
Qx
DA
C
co
n
ne
ct
o
r
LP
F
LP
F
DA
C
IC
80
1
PC
M
17
91
A
+
‐
+
‐
I2
S
PC
M
27
07
IC
60
1
SP
D
IF
A
K
411
8
IC
7
01
Qx
Co
n
ne
ct
o
r
DI
G
IT
AL
IN
PUT
AN
D
DA
C
ST
A
G
E
IN
‐
7
(O
pt
ic
al
)
IN
‐
11
(U
SB
)
Di
gi
ta
l
in
pu
ts
IN
‐
8
(O
pt
ic
al
)
IN
‐
9
(W
ire
d
)
IN
‐
10
(W
ire
d
)
CO
N
90
5
CO
N
1
00
To
RH
C
ha
nne
l
PR
E
‐
OU
T
OU
T
‐
30
V
‐
42V
+3
0V
+4
2V
PO
W
ER
AM
P
PG
A
2310/
11/
20
IC
10
0
D AT
A
CS
CLK
VO
LU
M
E
CO
N
TRO
L
TA
PE
OU
T
HE
AD
PH
O
N
ES
LC
7821
1
IN
‐
1
IN
‐
2
IN
‐
3
IN
‐
4
IN
‐
5
IN
‐
6
IN
PU
T
SE
LE
CT
IO
N
DI
G
TA
PE
/
ZO
N
E2
OU
TP
UT
PR
EA
M
P
(L
H
CH
A
NNE
L)
IN
‐
1
IN
‐
2
IN
‐
3
IN
‐
4
IN
‐
5
IC
101
LC
7821
1
IC
102
In
te
rn
al
DA
C
co
n
ne
ct
o
r
pa
rk
wh
e
n
Qx
mo
du
le
is
in
st
a
lle
d
In
te
rn
al
DA
C
co
n
ne
ct
or
Co
nn
ec
t
th
e
in
te
rn
al
DA
C
or
Qx
DA
C
(C
yr
us
8
Qx
DA
C
)
to
ma
in
PC
B
co
n
ne
ct
o
r
CO
N
1
00
Qx
DA
C
(C
yr
u
s
8
Qx
DA
C
on
ly
)
DI
G
