Cyrus CD6s - Sheet 3: Left & Right DAC and Analogue Filter

22-Mar-2006
O
c
Cyrus Audio Ltd
CD6s Left & Right DAC and Analogue Filter 3 5ofSheet
RST
1
ZEROL
2
ZEROR
3
LRCLK
4
DATA
5
BCLK
6
XCLK
7
DGND
8
Vdd
9
SCKO
10
MDO
11
MDI
12
MC
13
CS
14
MUTE
15
IoutR-
16
IoutR+
17
AGND1
18
Vcom1
19
Vcom2
20
Iref
21
Vcom3
22
Vcc1
23
Vcc2
24
IoutL+
25
IoutL-
26
AGND2
27
Vcc3
28
IC301
PCM1738
R313
0R
R317
0R
C302
82p
C301
82p
R302
620R
R301
620R
C313
220uF/16V
+3V3_DAC_Left
R327
16k
C321
22uF/16V
C324
22uF/16V
C322
22uF/16V
C323
22uF/16V
C320
10n 0603
+5V_DACL
DAC_GND_AL
DGND
DAC_GND_AL
C319
10n 0603
DAC_WCLK
DAC_LDATA
DAC_BCLK
DAC_XCLK
R325
75k
OUTPUTGND
Left_out
R323
47R
DAC_/CSL
DAC_CLK
DAC_DATAL
+5V_DACL
DAC_GND_AL
+3V3_DAC_Left
I/P
3
O/P
2
G
1
O/P
4
VR301
REG1117A
R329
180R
R328
110R
C327
47uF/6.3V
DGND
C325
10n 0603
C326
10n 0603
C329
10n 0603
C328
47uF/6.3V
DAC_GND_AL DGND
OUTPUTGND
DECGNDL3DECGNDL1
DECGNDR1
GNDFILTL
1 2
ST301
STAR2
DGNDDAC_GND_AL
/DAC_RESET
DAC_GND_AL
R310
9k1
R309
9k1
R312
9k1
R311
9k1
C304
82p
R304
620R
C303
82p
R303
620R
C307
220p
R305
9k1
C305
220p
R307
9k1
C308
220p
R308
9k1
GNDFILTL
C306
220p
R306
9k1
GNDFILTL
1
2
7
8
3
4
5
6
ST302
STAR8
C346
220uF/16V
R330
75k
OUTPUTGND
Right_out
R331
47R
5
6
7
IC302B
BA15532
3
2
1
IC302A
BA15532
5
6
7
IC303B
BA15532
3
2
1
IC303A
BA15532
3
2
1
IC304A
OPA2134
5
6
7
IC304B
OPA2134
+15VAN
+15VAN
+15VAN
-15VAN
-15VAN
-15VAN
C333
100n
C332
100n
C330
100n
C335
100n
C331
100n
C334
100n
C336
100n
C337
100n
+15VAN
-15VAN
DECGNDL1 DECGNDL1 DECGNDL3 DECGNDO
OP amp decoupling Capacitors
IC302 Caps IC303 Caps IC304 Caps IC305 Caps
DECGNDO
DECGNDR3
GNDFILTR
Cyrus CD6s Service Manual Issue 1