Arcam ALPHA 7 Schematic
87654321
LK1001
LINK10NP
LK1002
LINK10NP
LK1003
D
MAINS_N
C
MAINS_L
B
LINK10NP
LK1004
LINK10NP
LK1005
LINK10NP
LK1006
LINK10NP
MAINS_E
LK1007
LINK10NP
LK1008
LINK10NP
LK1009
LINK10NP
LK1010
LINK10NP
LK1011
LINK10NP
LK1012
LINK10NP
MAINS INPUT
SK201
!
IEC3
N E L
E
N
PD1
TOOLING
LK1013
LINK10NP
LK1014
LINK10NP
LK1015
LINK10NP
LK1016
LINK10NP
LK1017
LINK10NP
LK1018
LINK10NP
L
SW201A
T1
A1007
W10
Chassis Earth Point,
Use correct screw and washer.
LK1019
LINK10NP
LK1020
LINK10NP
LK1021
LINK10NP
LK1023
LINK10NP
LK1024
LINK10NP
PD2
TOOLING
MAINS SWITCH
SW201B
A1007
!
!
!
C201
4N7 MAINS
LK1025
LINK10NP
LK1026
LINK10NP
LK1027
LINK10NP
LK1028
LINK10NP
LK1029
LINK10NP
LK1030
LINK10NP
PD3
TOOLING
FS201
AS1A25
!
LK1031
LINK10NP
LK1032
LINK10NP
LK1033
LINK10NP
LK1034
LINK10NP
LK1035
LINK10NP
LK1036
LINK10NP
SELECT VOLTAGE
BY FITTING FS201
OR FS202
LK1037
LINK10NP
LK1038
LINK10NP
LK1039
LINK10NP
LK1041
LINK10NP
LK1042
LINK10NP
PD4
TOOLING
FS202
AS2A5_115V
ATE_PAD
FIT ONLY ONE FUSE
!
PD5
TOOLING
C200
1N0 CD
T2
!
GREEN
LK1043
LINK10NP
LK1044
LINK10NP
LK1045
LINK10NP
LK1046
LINK10NP
LK1047
LINK10NP
LK1048
LINK10NP
CAGECLAMP3
SK4
3
T3
2
1
BLUE2
ATE_PAD
SK5
1
CAGECLAMP1
LK1049
LINK10NP
LK1050
LINK10NP
LK1051
LINK10NP
LK1052
LINK10NP
LK1053
LINK10NP
LK1054
LINK10NP
NOTE :
ACLT WINDINGS ON
ALPHA 6 TX1 ONLY
TX1
230V
Orange
115V
Dark Grey
Blue
L815TX
SCREEN
Green
LK1055
LINK10NP
LK1056
LINK10NP
LK1057
LINK10NP
LK1058
LINK10NP
LK1059
LINK10NP
LK1060
LINK10NP
!
Grey
9Vac
Grey
CAGECLAMP2
SK7
Orange
Blue
Orange
CAGECLAMP3A
LK1062
LINK10NP
LK1063
LINK10NP
LK1064
LINK10NP
LK1065
LINK10NP
LK1066
LINK10NP
SK6
1
2
3
ATE_PAD
LK1067
LINK10NP
LK1068
LINK10NP
LK1069
LINK10NP
LK1070
LINK10NP
LK1071
LINK10NP
LK1072
LINK10NP
ACLT1
1
2
OR1
ATE_PAD
ATE_PAD
OR2
ATE_PAD
GREY1
GREY2
ATE_PAD
BLUE1
LK1073
LINK10NP
LK1074
LINK10NP
LK1075
LINK10NP
LK1076
LINK10NP
LK1077
LINK10NP
LK1078
LINK10NP
ACSENSE
D203
UF5403
D204
UF5403
D201
UF5403
D202
UF5403
LK1079
LINK10NP
LK1080
LINK10NP
LK1081
LINK10NP
LK1082
LINK10NP
LK1083
LINK10NP
LK1084
LINK10NP
LK1085
LINK10NP
LK1086
LINK10NP
LK1087
LINK10NP
LK1088
LINK10NP
LK1089
LINK10NP
LK1090
LINK10NP
TP1
+
C205
10M EL 50V
+37V
+
10M EL 50V
TP4
LK1091
LINK10NP
LK1092
LINK10NP
LK1093
LINK10NP
LK1094
LINK10NP
LK1095
LINK10NP
LK1096
LINK10NP
PSUP
C204
-37V
NSUP
C207
100N PC
LK1097
LINK10NP
LK1098
LINK10NP
LK1099
LINK10NP
LK1100
LINK10NP
LK1101
LINK10NP
LK1102
LINK10NP
C206
100N PC
POWRE
LK1103
LINK10NP
LK1104
LINK10NP
LK1105
LINK10NP
LK1106
LINK10NP
LK1107
LINK10NP
LK1108
LINK10NP
!
R204
470R FU
R205
470R FU
R206
470R FU
LK1109
LINK10NP
LK1110
LINK10NP
LK1111
LINK10NP
LK1112
LINK10NP
LK1113
LINK10NP
LK1114
LINK10NP
R201
470R FU
R202
470R FU
R203
470R FU
LK1115
LINK10NP
LK1116
LINK10NP
LK1117
LINK10NP
LK1118
LINK10NP
LK1119
LINK10NP
LK1120
LINK10NP
TP2
I
C208
4N7 PP
Z201
7815
Vin
LK1121
LINK10NP
LK1122
LINK10NP
LK1125
LINK10NP
C209
4N7 PP
I
TP5
Z202
7915
Vin
G
GND
Vout
LK1127
LINK10NP
LK1128
LINK10NP
LK1129
LINK10NP
LK1130
LINK10NP
LK1131
LINK10NP
LK1132
LINK10NP
G
GND
Vout
LK1133
LINK10NP
LK1134
LINK10NP
LK1135
LINK10NP
LK1136
LINK10NP
LK1137
LINK10NP
LK1138
LINK10NP
PS
Photo Strip
PHOTO_STRIP
P15V
P15V
O
+
O
N15V
C210
10U EL
TP3
+
C211
10U EL
PD10
TOOLING
N15V
TP6
EL2
UPDATE_BOX
DD
DRILL_DETAIL
PD11
TOOLING
WAF
WAF
WAF
Update Box
Drilling
Detail
Y1
TX WIRE CLIP
PD8
TARGET1
DD1
Drilling Detail
Issue Box
DD_ISSUE
Y2
TX WIRE CLIP
PD9
TARGET1
D
C
B
!
R207
100R MF
A
W12
WARNING SAFETY CRITICAL COMPONENT
!
REPLACE WITH IDENTICAL PART
1 2 3 4 5 6 7 8
MS
MAINS SW SPACER
MAINS_SW_SPACER
Test point for service engineers are shown as
See additional service documentation for details.
23425
DRAWING TITLE
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
ALPHA 7, 8, 8P & 5.2 AMP
Circuit Diagram
1 6Sheet of
Filename
C:\TEMP\L817c111.sch
TP28
Phil
DRAWN BY CHK BY
97_1055 UPGRADE MODS
UPGRADE CORRECTION CHANGES97-1062
ECO No.
9-Dec-1998
DATE
Z801 to Philips only97-1110
DESCRIPTION OF CHANGE
L817CT1 11
DRAWING NO.
A
ISSUE
87654321
101112
R701
47K MF
R601
47K MF
C702
47P CD
R702
820R MF
+
C602
47P CD
R602
820R MF
+
SW302D
PHINE
4PCO
LK701
10MM LINK
7
8
SW302C
4PCO
LK601
10MM LINK
100P PP
9
C601
100P PP
12
C701
12
D
PHINL
SK301A
N
EMC
F
1
PHONO4G
PHINR
C
C703
22U EL
C603
22U EL
3
2
R703
680K MF
5
6
R603
680K MF
Z305A
NE5532
C704
4N7 PP
Z305B
NE5532
C604
4N7 PP
SW302A
ON ALPHA 5.2 AMP ONLY
TP7
1
R704
56K MF
C705
1N3 PP
SW302B
4PCO
TP8
7
R604
56K MF
C605
1N3 PP
4PCO
FITTED BY HAND
C706
+
10U EL
12
10MM LINK
4
5
LK9
6
ON ALPHA 5.2 AMP ONLY
MINI_LK
C606
+
10U EL
12
10MM LINK
1
2
3
LK8
MINI_LK
R705
820R MF
LK702
FITTED BY HAND
R605
820R MF
LK602
SW305B
A1202
11
10
N
F
SK303B
PHONO4G
SW305A
A1202
12
1
9
8
7
TUNL COL AUXL AVL
TUNER CD AUX AV TAPE IN
SK301B
PHONO4G
N
F
C303
1N0 CD
TUNR COR AUXR AVR TAPR
EMC
N
F
SK302A
PHONO4G
1
N
F
SK302B
PHONO4G
N
EMC
F
1
SK303A
PHONO4G
2
3
4
5
6
C304
1N0 CD
TAPL
SW301B
R501
1K8 MF
TAPE OUT
8P - LINK
N
EMC
F
SK304A
PHONO4G
R401
1K8 MF
4
5
6
2PCO
8P ONLY
LK804
10MM LINK
1 2
TAPEOL
1
TAPEOR
LK803
1 2
10MM LINK
8P ONLY
SW301A
2PCO
1
PREAMP OUT
8P - PWR IN
SK304B
PHONO4G
2
3
R405
4K7 MF
N
F
PREOR
PREOL
PREOUTL
SIGE
PREOUTR
R505
4K7 MF
C305
47P CD
RV301B
20K LOG POT
C306
47P CD
RV301A
20K LOG POT
R402
47K MF
R502
47K MF
D
VOLL
C
VOLR
B
LK901A
1
2
3
4
5
6
7
8
L809CA
P15V
N15V
C301
10N CD
C302
10N CD
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
23425
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
DRAWING TITLE
ALPHA 7, 8, 8P & 5.2 AMP
Circuit Diagram
2 6Sheet of
Filename
C:\TEMP\L817c211.sch
Phil
DRAWN BY CHK BY
UPGRADE MODS97_1055
97-1062 UPGRADE CORRECITON MODS
ECO No.
9-Dec-1998
DATE
Z801 to Philips only97-1110
DESCRIPTION OF CHANGE
L817CT2 11
DRAWING NO.
84
Z305C
A
1 2 3 4 5 6 7 8
NE5532
B
A
ISSUE
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