Arcam ALPHA ONE Manuale di servizio - Pagina 12
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1
2
D
3
SW302D
C702
4PCO
2
47P CD
2
1
LK701
R701
47K MF
10MM LINK
C701
100P PP
R702
470R MF
PHINL
C703
SK301A
22U EL
PHINE
C
1
PHONO4G
5
C602
6
PHINR
SW302C
4PCO
47P CD
2
1
LK601
R601
10MM LINK
47K MF
C601
100P PP
R602
470R MF
C603
22U EL
B
P15V
C301
10N CD
Z305C
NE5532
A
C302
10N CD
N15V
1
2
3
LK19B
L835CA
SW1
SLIDE2H
LK19A TO SNAP OFF BOARD FOR SLIDER SWITCH
LK19B TO LK19A ON MAIN BOARD
SLIDER SWITCH FOR AV
Z305A
NE5532
1
C706
10U EL
R703
R704
R705
680K MF
56K MF
820R MF
C704
C705
LK702
10MM LINK
4N7 PP
1N3 PP
4
SW302B
5
4PCO
6
LK9
FITTED BY HAND
ON ALPHA 1 AMP ONLY
MINI_LK
VCRL
Z305B
NE5532
C606
VCR
7
SK301B
10U EL
PHONO4G
R603
R604
C303
680K MF
56K MF
R605
820R MF
1N0 CD
C604
C605
LK602
4N7 PP
1N3 PP
10MM LINK
1
VCRR
SW302A
4PCO
2
3
LK8
MINI_LK
FITTED BY HAND
ON ALPHA 1 AMP ONLY
Key to component numbers:
0xx Power amp L
1xx Power amp R
2xx Power supply
3xx ICs / Switches
4xx Tone / balance L
5xx Tone / balance R
6xx MM phono L
7xx MM phono R
8xx Pre amp output L&R
9xx Remote control
3
4
5
14
LK19A
15
L835CA
16
13
17
SW305C
ROTARY4H
18
R43
R57
22K MF
2K7 1W CF
MCLR
D10
5V6 400MW
11
10
9
12
8
SW305B
7
ROTARY4H
TUNL
COL
AVL
TUNER
CD
AV/DVD
TAPE IN
SK302A
PHONO4G
1
1
SK303A
SK302B
SK303B
PHONO4G
PHONO4G
PHONO4G
TUNR
COR
AVR
2
3
4
1
SW305A
5
ROTARY4H
6
23
22
21
24
20
SW305D
ROTARY4H
19
DRAWING TITLE
ALPHA 1, 7, 8 & 8P AMP
Circuit Diagram
23425
Notes:
A & R Cambridge Ltd.
PHONO & INPUTS
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Filename
Cambridge CB5 9PB
J:\FILES\Products\A1_7_8_8P AMPS\Issue_2\L846C3_3.SCH
4
5
6
7
+37V
+ C29
D6
1N4003F
1U0 EL
RLY2C
RLY 51SB12T
R505
R59
4K7 MF
2K2 MF
C305
PREOL
47P CD
SW301B
2PCO
PREOUTL
R501
1K8 MF
8P ONLY
LK804
10MM LINK
TAPL
1
2
PREAMP OUT
8P - PWR IN
TAPE OUT
TAPEOL
8P - LINK
SIGE
1
C304
TAPEOR
R405
1N0 CD
SK304A
SK304B
PHONO4G
PHONO4G
4K7 MF
LK803
1
2
TAPR
10MM LINK
8P ONLY
R401
1K8 MF
SW301A
2PCO
PREOR
PREOUTR
LK901A
1
2
3
4
5
6
7
8
L809CA
98_1029
LJW
29-05-98
LISTENING APPROVAL
98_1025
LJW
Initial release
12-05-98
ECO No.
INITIALS
DATE
Drawn by:
Date Printed
LJW
22-Sep-1998
6
7
8
VOLL
LK15
RLY2B
10MM LINK
RLY 51SB12T
D
R44
68K MF
R55
22K MF
R502
47K MF
C
VOLR
RV301B
LK16
RLY2A
20K LOG POT
10MM LINK
RLY 51SB12T
R54
68K MF
R60
2K2 MF
R56
C306
22K MF
47P CD
R402
47K MF
B
RV301A
20K LOG POT
PL1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
DIL16 VPLG
A
2
1
DESCRIPTION OF CHANGE
ISSUE
Sheet
3
of
7
L846C3_2
DRAWING NO.
8