Arcam P75 Plus, A75 service manual USE exlude A65 Filter for BOM, L942C1

Page 5

PHONO & INPUTS

 

 

 

 

 

 

 

 

L942C3_1.0.SCH

 

 

 

 

 

TONE CONTROL

 

 

 

 

 

 

 

L942C4_1.0.SCH

 

 

 

 

 

SELOPL

 

SELOPL

 

 

 

 

 

 

SELOPR

 

SELOPR

 

PWRLEFT

ACSENSE

SENSE

 

 

HPSW2

 

HPSW2

 

PWRRIGHT

PROT_OP_L

 

 

TAPOL

 

 

 

TAPOR

 

 

TAPECONTROL

 

 

 

TAPOL

PROT_OP_R

PROT MUX3

MUX2

MUX1

TAPOR

 

 

OPPROTR

SP2_SEND_L

PROTECTION

MUTE

 

 

OPPROTL

 

 

 

 

 

 

SP2_RETN_L

 

 

 

 

HPSW1

 

HPSW1

 

OP_L

 

 

 

 

 

 

 

 

OP_R

 

 

 

 

 

 

 

 

SP2_SEND_R

 

 

 

 

 

 

PREMUTE

 

SP2_RETN_R

 

 

 

 

 

 

 

AVCONTROL

 

 

 

 

 

 

 

 

 

 

 

 

REMOTE CONTROL

 

 

 

 

 

 

 

L942C7_1.0.SCH

 

 

 

 

 

 

 

 

MUTE

 

AVCONTROL

 

 

 

 

 

 

TAPECONTROL

PREMUTE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ACLT1

 

 

 

 

 

 

MUX1

 

 

 

 

 

 

 

 

MUX2

 

 

 

 

 

 

 

 

MUX3

 

 

 

 

 

 

 

 

PROT SENSE

 

 

 

 

 

 

 

POWER SUPPLY

 

 

 

 

 

 

 

 

L942C2_1.0.SCH

 

 

 

 

 

 

 

 

 

 

ACLT1

 

 

 

 

 

 

 

 

ACSENSE

 

 

LEFT CHANNEL

L942C5_1.0.SCH

PROTECTION

SP2_SEND_L

SP2_RETN_L

A1

A1

PWRLEFTOP_L

RIGHT CHANNEL

L942C6_1.0.SCH

PWRRIGHT

A1 SP2_SEND_RA1

SP2_RETN_R

OP_R

USE 'exlude A65' FILTER FOR BOM

 

DRAWING TITLE

 

 

 

 

 

 

 

 

 

 

 

A65 PLUS AMP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Filename: L942C1_1.0.PRJ

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Notes:

 

 

 

 

 

 

 

 

 

 

 

TOP SHEET FOR A65 L942AY

 

 

 

 

 

 

 

 

 

A & R Cambridge Ltd.

 

01_E020

TGP

12/12/01

PRODUCTION RELEASE

 

 

1.0

 

Pembroke Avenue

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ECO No.

INITIALS

DATE

DESCRIPTION OF CHANGE

 

 

ISSUE

 

Waterbeach

 

 

 

 

 

 

Cambridge CB5 9PB

Contact Engineer: Travis Pierce

Contact Tel:

(01223) 203 200

Printed:

11-Dec-2001

Sheet 1 of 7

DRAWING NO.

L942C1

 

 

 

 

 

 

 

 

 

 

 

 

Image 5
Contents DiVA A65, A75 & P75 Plus Amplifiers Contents List A65/75/75P Plus Circuit Description A65, A75 & P75 Service Guide L942C1 USE exlude A65 Filter for BOMLeft Channel Power Amplifier L942C7 IR RX Support PAD SP1 Motor Driver Volume DrivePhono Stage & Input Selection Screen L942C2Right Channel Power Amplifier Pre-amp Out, Tone & Headphone L940C1 A75 Plus AMPL940C5 Left Channel Power AmplifierL940C7 L940C3 A75 Amplifier PlusLK1 LK6 L940C2L940C6 0VSIG L809CA L940C4Display PCB for A75 AMP Page Page A65/75 Display Board L8851.1 Arcam Thermistor Siemens B59008 Jumper 2 W Lead APL5 VOLMOT900 220NF Class X2 CAP 275VRMS CS1 Trans LF SS N BC546B Jumper 8-WAY Lead Alpha 8 AMP Multi Voltage Transformer Thermistor Siemens B59008 LK149 LK150 LK151 C606 C626 C706 C709 SW Push 4PCO LK168 A75 Heatsink Clamp LK151 LK152 LK153 WAY DIL PIN Header A65 Plus General Assembly HL4SA M4 Shake Proof RR PAN ‘E HL4SB A75 Plus General Assembly HJ4COOD Brass NUT Earth HL4SA M4 Shake Proof HL4SB P75 Plus General Assembly
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