Arcam DiVA CD72 Service Manual page 20
Compact disc player text
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Also See for DiVA CD72:
- Service manual (49 pages) ,
- Handbook (24 pages) ,
- Handbook (8 pages)
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1
2
FBCKR
FBCKR
D
FBKRSNS
FBCKRSNS
FBCKRSNS
FBCKR
FBCKR
MID_R
MID_R
MIDR
C20
100N PE
FBKRSNSN
FBCKRSNS
FBCKRSNS
C
L17
7F004
C22
C31
C67
100N SM
100N SM
100P SM
IC6C
LM6182 SM
C23
C32
C68
100N SM
100N SM
100P SM
L19
IC1-V
7F004
IC23B
B
5
DCR
REFx2
7
DCSET_R
DCSET_R
6
OP275 SM
R125
10K 0805 0.1%
C114
100N PE
C500
1N 0805
R129
10K 0805 0.1%
R108
10K 0805 0.1%
R115
C115
DCNR
220K SM
100N PE
C501
DC Bias
A
GND7
1N 0805
2
DCSET_R
1
DCSET_R
3
-REF/2
IC23A
OP275 SM
1
2
3
4
IC6B
REF/4
7
COLDR
R61
10
6
1K0 SM
R71
3K9 SM
LM6182 SM
NOT FITTED
-13V
IC6A
REF/4
2
HOTR
R62
15
3
1K0 SM
R72
3K9 SM
LM6182 SM
NOT FITTED
-13V
+13V
L18
7F004
IC7C
C34
100N PE
IC23C
OP275 SM
OPA2134PA SM
C33
100N PE
L20
7F004
-13V
+8V9
RFRSNS
R118
VCCA1R(2)
470R SM
VCCA1R(2)
SERVO_R
R102 10K SM
TR27
MMBFJ113
DC Servo
REFR
C117
SERVOR
REF
VCCA1R
VCCA1R
100N PE
C98
IC22A
C108
2
6N8 PP
1
10U NP
3
TL072 SM
SERVQK
3
4
5
L5
L10
R14
Cold_R
4M7H RADIAL
1M5H RADIAL
1K0 SM
C52
3N3 PP
R54
2K2 SM
C61
330P PP
C72
1N0 PP
L7
L14
R19
Hot_R
4M7H RADIAL
1M5H RADIAL
1K0 SM
C55
3N3 PP
+13V
C95
GND4
100N PE
IC24B
AD797A SM
C100
100N PE
-13V
+8V9
REF
DAC 5V Reference
TR20
BC857B
IC24A
AD797A SM
TR24
3
BC847B
6
2
C121
C118
L13
TR21
100N SM
47P SM
0R0 SM
BC847B
R101
470R SM
DRAWING TITLE
9 CD DAC Right Audio Stage
Circuit Diagram
23425
Notes:
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Filename
Cambridge CB5 9PB
J:\FILES\L-ELECT\PCB complete packages\l900s\l912 New 2000 DAC\L912_2.0\L912_2.0.DDB - L912C5_2.0.SCH
5
6
7
R43
R20
1K5 SM
1K0 SM
IC7A
SERVO_R
2
IC7B
R21
1
6
R46
3
7
1K0 SM
5
47R SM
OPA2134PA SM
OPA2134PA SM
USE GUARD RAIL AROUND INVERTING I/PS
+8V9
C126
100N PE
Distortion Cancelation
IC25B
AD797A SM
R172
FBCKR
2M2 SM
C111
100N PE
GRSNS
R92
GNDA1R(2)
GNDA1R(2)
470R SM
-5V
C120
47P SM
DAC 0V Reference
L12
GNDAR
0R0 SM
0V
TR23
GNDA1R
GNDA1R
C97
C93
BC857B
10U NP
6N8 PP
TR26
BC847B
-5V
CW
9-6-01
01_1084
CW
30-4-01
Listening component changes
01_1078
CW
1-5-01
Production release
ECO No.
INITIALS
DATE
DESCRIPTION OF CHANGE
Date Printed
Drawn by:
Sheet
4
of
8
DRAWING NO.
CW
28-Jun-2001
6
7
8
D
AUDIO_R
AUDIO_R
C
B
TR22
BC857B
IC25A
AD797A SM
2
6
3
2.0
A
1.1
1.0
ISSUE
L912CT
8
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