CAMBRIDGE AUDIO AZUR 840A v2 AMPLIFIER SERVICE MANUAL TABLE OF CONTENTS Specifications Table of Contents Front Panel Control Details Rear Panel Connection Details Remote Control Details Safety Precautions & Important Notes Exploded Diagram Exploded Diagram Parts List Main Input Circuit Diagram Mains Circuit Board Bill of Material PSU Circuit Board –...
CAMBRIDGE AUDIO AZUR 840A v2 AMPLIFIER SERVICE MANUAL TABLE OF CONTENTS Cont. Pre Amp Circuit Board Bill of Material Cont. Left Power Amp Circuit Board – Power Supply Left Power Amp Circuit Board – Circuit Left Power Amp Circuit Board – Protection Circuitry...
Standby mode when not in use. Bass and Treble Note: As default the 840A V2 ramps the volume up or down when Press to release and rotate to allow subtle adjustments to the tonal switched on and when going into Standby mode. This feature can be balance of the sound.
Commands received here are not looped out of the Control Bus. Refer to the ‘Custom installation’ section for more The Tape Input circuit of the 840A V2 is a "monitor" type, different from information. the other 7 inputs. For the 7 normal inputs, the source selected for listening to will be sent out of the Tape Out for recording.
The 840A V2 is supplied with an Azur Navigator remote control that The 840A V2 remote can also control the basic functions of Apple iPod’s when mounted in Cambridge Audio’s iPod docks, Apple’s Universal Dock operates both this amplifier and Cambridge Audio Azur CD players.
Cambridge Audio Azur 840A v2 Front Panel PCB Assembly BOM - (AP20780/1) Value Description Component ID Factory P/N Tolerance AP P/N RESISTORS no fit 1/4W Metal Film R23, R24, R109 1/4W Metal Film R18, R29-R31 1/4W Metal Film R102, R103...
Cambridge Audio Azur 840A v2 Preamp PCB Assembly BOM - (AP20760/1) Value Description Component ID Factory P/N Tolerance AP P/N RESISTORS 1/4W Metal Film R81, R82, R105, R106 1/4W Metal Film R20, R21 1/2W Carbon R114, R115 1/8W Metal Film...
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Cambridge Audio Azur 840A v2 Preamp PCB Assembly BOM - (AP20760/1) Value Description Component ID Factory P/N Tolerance AP P/N CONNECTORS Stereo 6.35mm Headphone Jack CK-6.35-04A 12 Way FFC Connector D100-SSV-12 6 Way Straight Header CN3, CN13 B6B-PH-KS 2 Way...
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Cambridge Audio Azur 840A v2 Left Power Amp - (AP20765/3) Value Description Component ID Factory P/N Tolerance AP P/N RESISTORS 0.1R 3W WireWound R21, R22 1.5R 3W WireWound 4.7R 2W Carbon 2W Carbon Film 1/8W Metal Film R12, R17, R50...
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Cambridge Audio Azur 840A v2 Left Power Amp - (AP20765/3) Value Description/Type Component ID Factory P/N Tolerance AP P/N CAPACITORS no fit No Fit C26, C27 10pF 50V NP0 Ceramic 1nF 63V Polypropylene 1nF 50V Ceramic 2.2nF 63V Polypropylene 10nF 63V...
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Cambridge Audio Azur 840A v2 Right Power Amp - (AP20770/3) Value Description/Type Component ID Factory P/N Tolerance AP P/N RESISTORS 0.1R 3W WireWound R21, R22 1.5R 3W WireWound 4.7R 2W Carbon 2W Carbon Film 1/8W Metal Film R12, R17, R50...
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Cambridge Audio Azur 840A v2 Right Power Amp - (AP20770/3) Value Description/Type Component ID Factory P/N Tolerance AP P/N CAPACITORS no fit No Fit C26, C27 10pF 50V NP0 Ceramic 1nF 63V Polypropylene 1nF 50V Ceramic 2.2nF 63V Polypropylene 10nF 63V...
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Cambridge Audio Azur 840A v2 Speaker PCB Assembly BOM - (AP20799/1) Value Description Component ID Factory P/N Tolerance AP P/N RESISTORS 1206 Thick Film R10, R16 1206 Thick Film R13, R14 100R 1206 Thick Film R6, R9 1206 Thick Film...
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Cambridge Audio Azur 840A v2 ABUS Hub PCB - (AP20790/1) Value Description/Type Component ID Factory P/N Tolerance AP P/N RESISTORS 2.2R 1/4W Metal Film 1/8W Metal Film R1, R2, R15, R16, R19, R34 100R 1/4W Fusible 100R 1/8W Metal Film...
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Cambridge Audio Azur 840A v2 ABUS Hub PCB - (AP20790/1) Value Description/Type Component ID Factory P/N Tolerance AP P/N DIODES Red LED D1, D2 MV50640 PY962 400V 1A Rectifier 1N4004 75V 150mA Signal Diode D5, D6 1N4148 2.7V 500mW Zener...