Arcam Alpha 9 - Alpha Protection & Mains Circuit Diagram

1 2 3 4 5 6 7 8
A
B
C
D
87654321
D
C
B
A
ISSUE
DRAWING NO.
23425
DRAWING TITLE
DRAWN BY CHK BY
DATE
Filename
ECO No.
DESCRIPTION OF CHANGE
J:\Products\A9_amp\pcb_iss7\iss_8\L827C5_8.SCH
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
5 5Sheet of
A9 PROTECTION & MAINS
Circuit Diagram
L827C5 820-Oct-1998
R501
47K MF
R502
47K MF
R519
330R 1W CF
R520
330R 1W CF
R525
100R W2 CF
R526
100R W2 CF
RLY501A
RLY G5Z-2A-E
RLY501B
RLY G5Z-2A-E
RLY501C
RLY G5Z-2A-E
RLY502A
RLY G5Z-2A-E
RLY502B
RLY G5Z-2A-E
RLY502C
RLY G5Z-2A-E
LHC
2
RHC
3
1
4
L
5
6
R
7
SK504
HPSKT
C507
1N0 CD
C508
1N0 CD
C509
1N0 CD
C510
1N0 CD
C511
1N0 CD
C512
1N0 CD
HPSR
ATE_PAD
HPSL
ATE_PAD
HPSE
ATE_PAD
SPK2R
ATE_PAD
SPK1R
ATE_PAD
SPKEL
ATE_PAD
SPK2L
ATE_PAD
SPKER
ATE_PAD
SPK1L
ATE_PAD
ACDET
ATE_PAD
VTHERM
ATE_PAD
R503
100R MF
R504
47K MF
D501
1N4003F
D502
1N4003F
D503
1N4003F
D504
1N4003F
D505N
1N4003F
+
C501
100U EL
+
C502
1U0 EL
R505
47K MF
R508
47K MF
R509
47K MF
R514
47K MF
R507
18K MF
R524
18K MF
R511
18K MF
R512
18K MF
R506
100K MF
R510
100K MF
+
C503
100U EL
+
C504
1U0 EL
R521N
2K7 1W CF
R515
1K0 1W CF
R516
1K0 1W CF
R517
2K7 1W CF
R513
33K MF
R527
10R MF
C506
10N CD
R518
2K7 1W CF
Q502
2SC2547
PWR
1
IN1
2
IN2
3
0V
4
V-
5
O
6
FB
7
RC
8
V+
9
Z501
TA7317P
TH501
PTH90DEG
C505
4N7 MAINS
1
2
3
SW501A
2PCO
4
5
6
SW501B
2PCO
1
2
3
SW502A
2PCO
4
5
6
SW502B
2PCO
L
N E
N E L
SK503
IEC3
1 2
LK501N
10MM LINK
12
LK502P
10MM LINK
PROT
ATE_PAD
PROTE
ATE_PAD
F501
AS1A6
+44V +44V
-44V
+44V
+44V
MUTE
+44V
RLY503NC
RLY 51SB12T
+44V
Pre-out mute
230V 115V
0V
SCREEN
BLUE
GREEN
BLUE
BLACK
BROWN ORANGE
YELLOW YELLOW
TX1
L817TX
BLACK
PAD200/1.4
BROWN
PAD200/1.4
ORANGE
PAD200/1.4
ACB AC0 ACA AC1 AC2
SCRN
PAD200/1.4
ALL COMPONENT DESIGNATORS ENDING IN 'N' ARE NOT ON ALPHA 9P
ALL COMPONENT DESIGNATORS ENDING IN 'P' ARE ONLY ON ALPHA 9P
SPKR SPKL
ACSNS
VIPROT
LEDON
LEDERR
SPRFS
AS1A6SP
Update Box
Y1
WAF
WAF
WAF
BARCODE LABEL
BC1
BC3
TOOLING4.1
BC4
TOOLING4.1
BC5
TOOLING4.1
BC6
TOOLING4.1
BC9
TOOLING4.1
BC10
TOOLING4.1
PD1
TARGET
PD2
TARGET
CHS
Y2
Y20
HP007
Y21
HP007
FSC
ATE_PAD
FS1
ATE_PAD
FS2
ATE_PAD
Y3
NEUTRAL
ATE_PAD
EARTH
ATE_PAD
LIVE
ATE_PAD
CHASS
SK501C
SPKSKT_G
TC1
E00201
TC2
E00201
PD3
TARGET
PD4
TARGET
Detail
Drilling
DD
DRILL_DETAIL
FS502
AS3A15_115V
1L827C501ORIGINAL ISSUE
98_1038
MAY 96
Bot+
Bot-
SK501B
CAMCON_G
CHASS
SK501C
CAMCON_G
Top+
Top-
SK501A
CAMCON_G
Top+
Top-
SK502A
CAMCON_G
Bot+
Bot-
SK502B
CAMCON_G
CHASS
SK502C
CAMCON_G
SW503A
A1007
SW503B
A1007