Arcam DiVA CD72 Service Manual page 14

1 2
D
P5V DAC(A7)
Flex connector from CDM14 mech
SK201
23
SCLK
22 SUBQ
21 SENSE
20 XLT
19 LDON
L4 R23
18 33P CD
FOK 33UH AX 120R MF
C14
17 P5V
GFS
16
15 DIGOUT LK66
14 1
13 XRST 10MM LINK
12 AMUTE
11 SQCK C12
10N CD
10 SCOR
C
9 DATA C24
8 CLK +
BCLK
7 BCLK
6 ADATA
100U EL
5
LRCK
4 WDCK WD
LRCK
R16 330R MF
3
2
17MHZ
1
FFC23V WDCK 17MHZ
P7V
TP8
LRCK
C304
P5V DAC
1N0 CD C61
TP9
ADATA
22P CD
C60
2
TP10
BCLK
22P CD LRCK 4
ADATA 6
P11V CLK BCLK 8
10
C59
12
22P CD
R49
14
16
68R MF
C66
SMUTE 10P CD
B
XRST
I O
Vin Vout
Z203
78L05
+ C26
Z202B
100U EL C25
4 3
22U EL OS
74HCU04
2 1 Z202A
74HCU04
Z202C
6 5
74HCU04
A
1 2
3
A7DAC5V
1N4148
D24
C28 R60
1N0 PP 10K MF
LK12
1 2
+
10MM LINK 10U EL
C31
R66
220R MF
LK105
1 2
10MM LINK
R24
10R FU
LK14
C23
100U EL
2
Q_13 Q_16 Q_17
Q_14 Q_15
Q_18
P5V DAC(A7)
+ C22
PL1 100U EL
R25
D L16 VPLG
120R MF
C11
1
3
680P PP
5
7
Analogue ground
9 Z202D
R1
11
R57
8 9 10
13
120R MF
330R MF
15
74HCU04
Z202E 74HCU04
17MHZ
R35
R62 220R MF
4M7 MF
P5VCLK TP11
C17 to be as close as possible
TP14 17MHz
to Q2 collector
Z202F
C301
R19
10N CD 13 12 10N CD
33K MF
74HCU04 74HCU04
+ Z202G
C15
X1
100P CD
16 9344MHZ
R18
33K MF
C16
C13 R21
100P CD
33P CD 1K0 MF
L2
33UH AX
3
4 5
SK203
FFC32V
Data connector to DAC PCB
L5
33UH AX
LEFT1
C2
R4
3K3 MF
470P PP
VOUTL
Z1A
R2 R3
2
R6
1
3K3 MF 1K6 MF
3
3K3 MF
C3
Z201
NJM2114
1N3 PP
R5
3K3 MF
C302
470P PP
AUDGND
C21
10U NP RIGHT1
C20
680P PP
C102
R104
470P PP
VOUTR
3K3 MF
Z101A
R102 R103
2
R106
1
3K3 MF
1K6 MF
3
3K3 MF
DACGND
NJM2114
C103
1N3 PP R105
C303
3K3 MF
11 470P PP
Analogue Ground
P5V
R17
R56
10K MF PMUTE
330R MF
P5V
PMUTE
R20
C17 D21 D1
1N4148 R34 R30
22R MF 1N4148
10K MF 10K MF
Q2 D3 1N4148
BC547B
XRST
C10
BC547B
Q6
+ C29
SW201A
100U EL 1
1N0 CD
2
3
A1014
Q5
R28
BC547B
10K MF
DRAWING TITLE
CD92 MA N BOARD
CD92 Main Board
Circuit Diagram
Notes
A & R Cambridge Ltd. DAC & Audio outputs
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Filename
Cambridge CB5 9PB
J:\FILES\L-ELECT\PCB complete packages\L888
4 5
6 7
P5V TOS
Z3 P5VTOS
P12V 78L05
R70
I O
Vin Vout
470R FU
C30
+ C9 +
22U EL
100U EL
C8
22U EL OS
DIGOUT
R22
DIGOUT
390R MF
R36
1K5 MF
R9
6K8 MF
C4
Z1B
10U CERAFINE
6
R11
7
5
120R MF
R309 R10
NJM2114
22K MF
680R MF
R7
2K2 MF
Analogue Ground
R13
1K2 MF
R109
6K8 MF
C104
ROUT
Z101B
10U CERAF NE
6
R111
R112
7
5
22R MF
120R MF
NJM2114
Q101
R110
R107
FST239
22K MF
2K2 MF
R3 0
680R MF
P12V
R113
1K2 MF
R29
560R MF
C27
10U EL
D20
R15
+
10K MF
R14
10K MF Q3
D2
BC557B
1N4148
R26
68K MF
Q4
BC547B
N12V
00_1107 CW 06-10-00 PRODUCTION RELEASE
ECO No. INITIALS DATE DESCRIPTION OF CHANGE
Drawn by:
Date Printed
Sheet
CW
26-Oct-2000
CD92\L888 1.ddb - L888c3 2.0.sch
6 7
8
R69
8k2 MF
Z2
TOTX173
1
Gnd
2
Radj
3
Vcc
4
Vin
C1
+ GND
RFB011T D
10N CD
DIGOUT_TX SK5
T202 PHONO1
1 EMC
DIGOUTP
5
CGND1
2
4
3 DIGOUTN
SCRN
C19
C18 10N CD
10N CD
LOUT
R12
CGND1
22R MF
C
Q1
FST239
SK4
PHONO2HG
L 1
C5
1N0 PP
EMC
R
C105 C64
1N0 PP
100N CD
L1 C65
7F003 B
1N0 CD
CGND3
P12V C6
680P PP
Z1C
NJM2114
Z101C
NJM2114
C7
N12V 680P PP
A
2 0
ISSUE
3 of 4
DRAWING NO. L888C3
8