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:
DATE
Filename
ECO No. DESCRIPTION OF CHANGE
G:\DATA\ECO\ECO AGENDA\01_1050 A75 PCB WITH NEW STARPOINT\L881_5.0\L881_5.0.ddb - L881C1_5.0.prj
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Cambridge CB5 9PB
A75 AMPLIFIER
Circuit Diagram
L881C1
JAG
4-Apr-2001
INITIALS
Date Printed
1 7Sheet of
Notes:
-
-
PWRLEFT
PROTECTION
A1
SP2_SEND_L
SP2_RETN_L
OP_L
A1
LEFT CHANNEL
L881C5_5.0.SCH
ACLT1
MUTE
AVCONTROL
TAPECONTROL
MUX1
MUX2
MUX3
PREMUTE
PROT SENSE
REMOTE CONTROL
L881C7_5.0.SCH
SELOPR
SELOPL
MUX1
MUX2
MUX3
TAPECONTROL
ACSENSE
PROT_OP_L
PROT_OP_R
PROTECTION MUTE
HPSW2
HPSW1
TAPOL
TAPOR
PROT SENSE
PHONO & INPUTS
L881C3_5.0.SCH
ACSENSE
ACLT1
POWER SUPPLY
L881C2_5.0.SCH
PWRRIGHT
A1
SP2_RETN_R
OP_R
SP2_SEND_R
A1
RIGHT CHANNEL
L881C6_5.0.SCH
PWRLEFT
PWRRIGHT
SELOPR
SELOPL
HPSW2
AVCONTROL
HPSW1
SP2_SEND_L
SP2_RETN_L
OP_L
OP_R
SP2_SEND_R
SP2_RETN_R
PREMUTE
TAPOR
TAPOL
PROT_OP_R
PROT_OP_L
TONE CONTROL
L881C4_5.0.SCH
MASTER CIRCUIT FOR L881 PCB
JAG 27-08-00 PRODUCTION BUILD 1
CL 31-08-00 PRODUCTION BUILD 2
CL 08-09-00 EMC MODIFICATION 2.1
CL 21/9/00 PRODUCTION BUILD 3.100_1105
CL 20/9/00 PRODUCTION BUILD 3.000_1076
JAG 12/10/00 PRODUCTION BUILD 3.400_1110
WAF 25/10/00 PRODUCTION BUILD 3.500_1119
JAG 26/10/00 PRODUCTION BUILD 3.600_1124
JAG 9/11/00 PRODUCTION BUILD 3.6a00_1133
mgm/es 1/12/00 admin changes 3.700_1141
USE EXCLUDE A65 TO CREATE RUN OUT SHEET FOR A65
USE EXCLUDE NF TO CREATE RUN OUT SHEET FOR A75
MGM 2/2/01 PCB UP ISSUED NO CHANGE TO CTS 4.001_1002
CL 27/3/01 NEW STARPOINT ADDED 5.001_1050
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