Manuals
/
Brands
/
Home Audio
/
Stereo Amplifier
/
Arcam
/
Home Audio
/
Stereo Amplifier
Arcam
A85 service manual
Please, tick the box below to download manual:
Contents
Main
Contents List
Pre-amplifier circuit description
Amplifier & PSU Circuit Description
Page
Page
Page
A85, P85, P85/3 Service Guide
Build History
Software History
Current Fuse Ratings (20/02/02)
Fault Diagnostics
Hints & Tips
DRAWING TITLE
F
2.2
A85 amplifier and PSU - top sheet Circuit Diagram
L882C1 J Reckless
FROM PREAMP
INTEGRATED / PRE-POWER MODE SELECT SWITCH
EARTH LEAD 8M101
A85 amplifier - power supply and microcontroller interface
Near to PCB
Far from PCB
L882C2
EMC Shield
A85 amplifier - power output stage left
L882C3
INPUT
NPN CURRENT MIRROR
VNEG
A85 amplifier - power output stage right
L882C4
INPUT
NPN CURRENT MIRROR
VNEG
DVD DISPLAY PCB Circuit Diagram
L886_3 PG
R G
HDCDLED
IRIRQ
USE EXCLUDE NF WHEN USING RUNOUT SHEET PROGRAM
DRAWING TITLE
A & R Cambridge Ltd. Pembroke Avenue Denny Industrial Centre Waterbeach Cambridge CB5 9PB
Integrated amplifier preamp - main signal path Circuit Diagram
L937C2 JBR
+
DRAWING TITLE
A & R Cambridge Ltd. Pembroke Avenue Denny Industrial Centre Waterbeach Cambridge CB5 9PB
Integrated amplifier preamp - power supply Circuit Diagram
L937C3 JBR
+
DRAWING TITLE
A & R Cambridge Ltd. Pembroke Avenue Denny Industrial Centre Waterbeach Cambridge CB5 9PB
A85 DISPLAY PCB
FIX9 FIXING HOLE FIX3
DRAWING TITLE
A & R Cambridge Ltd. Pembroke Avenue Denny Industrial Centre Waterbeach Cambridge CB5 9PB
MARY AMP DISPLAY PCB Circuit Diagram
L865C2 JBR
A85 PHONO STAGE - TOP LEVEL
EMC
00_1051 JAG 22/3/01 PRODUCTION ISSUE 1
PCB
L870C1 JBR
A85 PHONO STAGE - LEFT CHANNEL
L870C2 JBR
+
00_1051 JAG 22/3/01 PRODUCTION ISSUE 1
4N7 PP
A85 PHONO STAGE - RIGHT CHANNEL
L870C3 JBR
+
00_1051 JAG 22/3/01 PRODUCTION ISSUE 1
0V_SIG0V_SIG
AP85 third channel - top level Circuit Diagram
POWER AMP SUPPLY
L911C1 J Reckless
+
DRAWING TITLE
AP85 third channel - output stage Circuit Diagram
L911C2 J Reckless
ADJ BIAS
INPUT FILTER V TO I AMP
MEASURE
P85 microcontroller and switch Circuit Diagram
L910CT CG
Page
Page
Page
Page
Page
Page
Page
Page
Page
Page
Page
Page
Page
Page
Page
Page
ARCAM
Page
Page
Page
Page
Page
Page
Page
A85 General Assembly Parts List
P85 General Assembly
Page
Page
P85/3 General Assembly