Arcam Diva A-75 Plus Schematic
PHONO & INPUTS
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L940C3_1.0.SCH
ACSENSE
PROT_OP_L
PROT_OP_R
PROTECTION MUTE
TAPECONTROL
MUX2
MUX3
PROT SENSE
SELOPL
SELOPR
HPSW2
TAPOL
TAPOR
MUX1
HPSW1
REMOTE CONTROL
L940C7_1.0.SCH
MUTE
MUX1
MUX2
MUX3
PROT SENSE
TONE CONTROL
L940C4_1.0.SCH
AVCONTROL
PREMUTE
TAPECONTROL
SELOPL
SELOPR
HPSW2
HPSW1
PREMUTE
ACLT1
PROT_OP_R
PROT_OP_L
PWRLEFT
PWRRIGHT
TAPOL
TAPOR
SP2_SEND_L
SP2_RETN_L
OP_L
OP_R
SP2_SEND_R
SP2_RETN_R
AVCONTROL
LEFT CHANNEL
L940C5_1.0.SCH
SP2_SEND_L
SP2_RETN_L
PWRLEFT
RIGHT CHANNEL
L940C6_1.0.SCH
PWRRIGHT
SP2_SEND_R
SP2_RETN_R
PROTECTION
OP_L
A1
A1
OP_R
A1
A1
POWER SUPPLY
L940C2_1.0.SCH
ACLT1
ACSENSE
USE EXCLUDE NF TO CREATE RUN OUT SHEET FOR A75
USE EXCLUDE A65 TO CREATE RUN OUT SHEET FOR A65
DRAWING TITLE
A & R Cambridge Ltd.
Pembroke Avenue
Waterbeach
Cambridge CB5 9PB
A75 PLUS AMP
Filename:
L940C1_1.0.prj
Notes:
TOP SHEET FOR A75 L940AY
Contact Engineer:
TGP
01_E020 12/12/01 PRODUCTION RELEASE 1.0
ECO No. DESCRIPTION OF CHANGE
INITIALS
11-Dec-2001
Contact Tel: (01223) 203 200Travis Pierce
Printed:
DATE
1 7Sheet of
DRAWING NO.
L940C1
ISSUE
C600
100U EL 100V
0V_HF
+
Q600
BC556B
R601
100R MF
R602
100R MF
Q601
BC556B
R615
47R MF
Q602
BC556B
0V_HF
+38V_L
C613
100N PE 100V
C614
100N PE 100V
0V_HF
+37V
+
C606
100U 50V YXF LOW Z
D601
ZENER 400MW 27V
R621
680R MF
C609
22N CD
PWRLEFT
C623
100N PE 100V
C602
+
22U SILMIC 2
R600
1K0 MF
C603
100P PPW
0V_SIG
R612
100K MF
0V_HF
R632
12K MF
Q619
BC546B
+
C601
100U EL 100V
Q606
BC546B
R613
47R MF
Q607
BC546B
R614
47R MF
R617
680R MF
Q608
BC546B
R633
12K MF
100U SILMIC 2
0V_HF
Q618
BC546B
C605
R618
10K MF
R619
10K MF
CL600
E856MC
HS600
E81801-75
C604
100P PPW
R616
2K7 MF
+
0V_SIG
Q609
BC546B
D600
4V7 400MW
CL601
E856MC
HS601
E81801-75
C610
100N PE 100V
R611
100K MF
C624
+
100U 25V ZA EL
2SC2240GR
+
C616
10U EL
Q611
HS602
E81801-75
Q604
2SA970GR
R620
10K MF
R603
100R MF
SP600
21mm x 32mm
SELF ADHESIVE
Q2 PAD
E852MC
Q2-PAD-SAP
HS603
E81801-75
2SA970GR
R634
470K MF
C625
10U EL
C607 100P PPW
SP601
21mm x 32mm
SELF ADHESIVE
Q2-PAD-SAP
Q603
+
Q2 PAD
E852MC
C611
100N PE 100V
Q610
2SC2240GR
R604
100R MF
C612
100N PE 100V
RV600
220R PSET
0V_HF
C608
100P PPW
-38V_L
Q614
SAP15N
Q615
SAP15P
C626
100U 50V YXF LOW Z
+
Bias-L +
SET BIAS TO 12mV
Bias-L -
C615
100N PE 100V
0V_HF
-37V
D603
1N4003F
D604
1N4003F
R627
430R MF
R628
430R MF
R606
100R MF
R607
100R MF
Q605
BC556B
R625
6K8 MF
R605
100R MF
C617
+
10U EL
+
C618
10U EL
R608
100R MF
R626
6K8 MF
Q613
BC546B
D602
ZENER 400MW 27V
R622
10K MF
D605
1N4148
Q612
2SC2240GR
0V_LS_L
Q616
2SA970GR
R624
10K MF
R609
100R MF
A1
R630
4R7 W2 CF
C619
100N PE 100V
R623
10K MF
D606
1N4148
Q617
ZTX653
R610
100R MF
R629
47K MF
PROTECTION
L600
2U2H LAC SMALL
R631
2R2 CF
A1
USE EXCLUDE NF TO CREATE RUN OUT SHEET FOR A75
USE EXCLUDE A65 TO CREATE RUN OUT SHEET FOR A65
DRAWING TITLE
A & R Cambridge Ltd.
Pembroke Avenue
Waterbeach
Cambridge CB5 9PB
A75 PLUS AMP
Filename:
L940C5_1.0.SCH
Notes:
Left Channel Power Amplifier
Contact Engineer:
Contact Tel: (01223) 203 200Travis Pierce
ECO No. DESCRIPTION OF CHANGE
SPLS600
SP2_RETN_L
C620
470P CD
0V_LS_L
OP_L
RLY1A
RLY G5Z-2A-E
SPLE600
0V_LS_L
C622
PD6
1N0 CD
TGP01_E020 12/12/01 PRODUCTION RELEASE 1.0
DATE
INITIALS
11-Dec-2001
Printed:
SPLD600
C621
470P CD
5 7Sheet of
Bot+
SK600B
SPKSKT_G
Bot-
SK600C
CHASS
SPKSKT_G
SP2_SEND_L
Top+
SK600A
SPKSKT_G
Top-
DRAWING NO.
L940C5
ISSUE
ACLT1
R900
1R0 FU
MOTE900
C900
10N CD
0V_DIG
D906
1N4003F
R903
100R MF
R902
+
C914
100R MF
220U EL
0V_DIG
GND1Case
REMOTE SENSOR SNAP OFF BOARD
R904
10R MF
D908
ZENER 5V1 400MW
RX900
PIC-26043TM2
3
2
O/P
+5V
O/P
Case
GND +5V
IR RX
SUPPORT PAD
SP1
IR RX SUPPORT PAD
R901
12K MF
C901
0V_DIG
+5v
3WAY CABLE HOLDER
LK900
1
2
3
L856CA
+5v
R905
33K MF
+
100U EL
+
C915
100U EL
D907
1N4003F
LK903
+5V
Q900
BC556B
1 2
10MM LINK
REMO900
1
2
3
0V_DIG
P900
LK901
C912
10N CD
3
5
4
6
9
0V_DIG
+5V
C916
100N CD
0V_DIG
PROT SENSE
CC1
MC1
REF
MC2
CC2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Z900
PB5
PB4
PA3
PA2
PA1
PA0
PB3
PB2
PB1
PB0
VSS
(TMR)/INT
PC0
PC1
+5V
Z905
8
BA6109
VCC17VCC2
VOLUME DRIVEMOTOR DRIVER
28
PB6
27
PB7
26
PA4
25
PA5
24
PA6
23
PA7
22
OSC2
21
OSC1
20
VDD
19
RES
HT48R30 28-DIP-B-0
18
PC5
17
PC4
16
PC3
15
PC2
R913
10K MF
5
6WP7
SCL
SDA
4
VSS
3
0V_DIG
+
C920
1M0 25V
0V_DIG 0V_DIG
2
MD1
1
GND
0V_DIG
10
MD2
8
VDD
A01A12A2
Z906
24C01
C917
100N CD
C913
10N CD
D910
1N4148
R912
100K MF
+5v
MOTSUP900
+5v
+ C921
10U EL
0V_DIG
R914
4K7 MF
C918
100N CD
VOLM901
VOLMOT900
1Y271
1 2
VOLM900
X900
0V_DIG
CST4.00
D911
1N4148
0V_DIG
SK900
FFC10V
10
Disp H
Disp G
Disp I
SW900A
2PCO_NON_LAT
123
456
SW900B
2PCO_NON_LAT
MUTE
PREMUTE
Disp D
Disp F
Disp E
TAPECONTROL
AVCONTROL
MUX1
MUX2
MUX3
Disp C
Disp B
Disp A
123456789
0V_DIG
0V_DIG
13
14
15
12
1
5
2
4
6
11
10
9
7
Z907A
74HC4051
X0
X1
X2
X3
X4
X5
X6
X7
INH
A
B
C
VEE
3
X
R915
220R MF
+5v
0V_DIG
+5v
C919
100N CD
16
Z907B
VDD
GND
74HC4051
8
WARNING SAFETY CRITICAL COMPONENT
REPLACE WITH IDENTICAL PART
USE EXCLUDE NF TO CREATE RUN OUT SHEET FOR A75
USE EXCLUDE A65 TO CREATE RUN OUT SHEET FOR A65
DRAWING TITLE
A & R Cambridge Ltd.
Pembroke Avenue
Waterbeach
Cambridge CB5 9PB
A75 PLUS AMP
Filename:
L940C7_1.0.SCH
Notes:
uC, Volume Drive & Remote Control
Contact Engineer:
TGP01_E020 12/12/01 PRODUCTION RELEASE 1.0
ECO No. DESCRIPTION OF CHANGE
INITIALS
11-Dec-2001
Contact Tel: (01223) 203 200Travis Pierce
Printed:
DATE
7 7Sheet of
DRAWING NO.
L940C7
ISSUE
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