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Arcam FMJ AV8 Service Manual

Preamp processor
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Service Manual
FMJ AV8
Preamp Processor
All manuals and user guides at all-guides.com
AV8
Issue 2.0
ARCAM
ARCAM

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Summary of Contents for Arcam FMJ AV8

  • Page 1 All manuals and user guides at all-guides.com Service Manual Issue 2.0 FMJ AV8 Preamp Processor ARCAM ARCAM...

  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com Contents List Section Issue Manual Updates Service Manual changes issue 1.0 to 2.0 Technical specifications Front & rear view diagram Dimension diagram Specification Service guide Engineering Mode AV8 Programmer software AV8 Loader software Build Sequence How to assemble the AV8 Phono board L870...

  • Page 3: Manual Updates

    All manuals and user guides at all-guides.com Manual Updates Service Manual changes issue 1.0 to 2.0 L896 Digital Board 02_E101 IC906 EEPROM changed from 5G24LC08 to 5G24LC16 Parts list updated to issue 1.3 02_E127 R803 removed from parts list 02_E160 R921 changed from 10K 0805 1% (1M310 ) to 33K 0805 1% (1M333) 02_E161 IC907 changed from 74HC14 (5K7414) to 74LVC14 (5KLVC14) IC803 changed from CS8415A-CZ (5A8415) to CS8415A-CR (5A8415R) R820 changed from 5K1 (1M251) to 1K2 (1M212)

  • Page 4: Front & Rear View Diagram

    All manuals and user guides at all-guides.com Technical Specifications Contents Front & rear view diagram Dimensions diagram Specifications...
  • Page 5 All manuals and user guides at all-guides.com THX SURROUND EX AV8 PREAMP PROCESSOR EFFECT MODE DISPLAY MENU PHONO/AUX TUNER TAPE DVD-A DIRECT MUTE POWER DESIGNED & MADE REMOTE DIGITAL INPUTS HIGH QUALITY VIDEO IN THE UK BY:- A & R CAMBRIDGE, VIDEO WATERBEACH, CB5 9PB.
  • Page 6 All manuals and user guides at all-guides.com...
  • Page 7 All manuals and user guides at all-guides.com Technical Specifications Audio Line input sensitivity (set to Reference) 2V rms Input impedance 10k ohm Preamp output level (nominal) 2V rms Output impedance 25 ohm Signal/noise ratio (unwtd 20Hz –20kHz)– analogue >100dB Signal/noise ratio (unwtd 20Hz –20kHz)– digital (24-bit) >98dB THD+N –...

  • Page 8: Service Guide

    All manuals and user guides at all-guides.com Service Guide Contents Engineering mode AV8 Programmer software AV8 Loader software...
  • Page 9 When the messages are turned on you can select the displayed message by pressing the corresponding input button. Button Message Arcam AV8 FMJ Home Theatre AV8 Multichannel Processor arcam sideways Arcam AV8 Sound and Vision AV8 Designed in Cambridge UK...
  • Page 10 ROM, or you can copy the entire ‘Preset Backup Utility’ Close down any programs which are running, then folder to your hard drive (e.g. C:\ Program Files \ Arcam \ insert the CD-ROM into the CD drive Preset Backup Utility).

  • Page 11: How To Assemble The Av8

    All manuals and user guides at all-guides.com Build Sequence Contents How to assemble the...
  • Page 12 All manuals and user guides at all-guides.com Assemble the damping plate to chassis floor. Screw Assemble 5x H038 to audio board, L921AY, using 5x through from underneath the chassis and thoroughly degrease the HA3V06A in the holes running along the EMC can, only then fit chassis floor before assembling the damping plate.
  • Page 13 All manuals and user guides at all-guides.com...
  • Page 14 All manuals and user guides at all-guides.com...
  • Page 15 All manuals and user guides at all-guides.com...
  • Page 16 All manuals and user guides at all-guides.com...
  • Page 17 All manuals and user guides at all-guides.com...
  • Page 18 All manuals and user guides at all-guides.com Fit the video board (L922AY – main board) to the Fit the horizontal power PCB (L897AY – snap-off chassis (do not fit rear panel yet). Ensure the board is pushed to part 2) using 6x HA3V06A screws into standoffs. Refer to FIG8. the back of the chassis before tightening down the board.
  • Page 19 All manuals and user guides at all-guides.com...
  • Page 20 All manuals and user guides at all-guides.com...
  • Page 21 All manuals and user guides at all-guides.com...
  • Page 22 All manuals and user guides at all-guides.com Connect the cable assemblies listed below. Fit the digital PCB (L896AY) such that the notch in the board is by the headphone board. Once the pcb is in place, fit Part No. From the cables below.
  • Page 23 All manuals and user guides at all-guides.com...
  • Page 24 All manuals and user guides at all-guides.com...
  • Page 25 All manuals and user guides at all-guides.com...
  • Page 26 All manuals and user guides at all-guides.com...

  • Page 27: Phono Board L870

    All manuals and user guides at all-guides.com Phono Board L870 Contents Circuit description Component overlay Parts list Circuit diagrams...
  • Page 28 All manuals and user guides at all-guides.com AV8 Phono Board Circuit Description Refer to circuit diagram L870 sheet 1 The phono board is a simple single stage RIAA amplifier and consists of two channels of high gain amplification, and the ability to switch between moving magnet (MM) and moving coil (MC) settings.
  • Page 29 All manuals and user guides at all-guides.com...
  • Page 30 All manuals and user guides at all-guides.com L870 Phono Board Parts List Issue 2.0 Designator Part Description 2A410 CERD 100N 63V -20% +80% RA C100 2N622 ELST 22U 63V C101 2D210 PPRO 1N0 5% 63V RA C102 2P710AS ELEC 100U 25V SILMIC C103 2P710AS ELEC 100U 25V SILMIC...
  • Page 31 All manuals and user guides at all-guides.com L870 Phono Board Parts List Issue 2.0 Designator Part Description R117 1H522 RES MF W4 1% 2M2 R118 1H022 RES MF W4 1% 22R R119 1H022 RES MF W4 1% 22R R120 1H022 RES MF W4 1% 22R R121 1H022...
  • Page 32 All manuals and user guides at all-guides.com LEFT CHANNEL L870C2_2.0.SCH +15V LEFT IN LEFT OUT PHONO2HG 0V_SIG RIGHT CHANNEL 100N CD L870C3_2.0.SCH RIGHT IN RIGHT OUT 0V_SIG AMPCT8 -15V 0V_SIG 0V_HF DRAWING TITLE PCB1 A85 PHONO STAGE - TOP LEVEL Update Box Circuit Diagram 23425...
  • Page 33 All manuals and user guides at all-guides.com +15V Q_102 C102 C104 100U SILMIC 100N PE C119 0V_HF 0V_SIG R100 R101 R102 330R MF 100R MF 100R MF 100P PP C101 TR100 TR102 BC556B TR103 1N0 PP BC556B BC556B C110 TR101 BC556B + C100 4N7 PP...
  • Page 34 All manuals and user guides at all-guides.com +15V Q_202 C202 C204 100U SILMIC 100N PE C219 0V_HF 0V_SIG R200 R201 R202 330R MF 100R MF 100R MF 100P PP C201 TR200 TR202 BC556B TR203 1N0 PP BC556B BC556B C210 TR201 BC556B + C200 4N7 PP...

  • Page 35: Digital Board L896

    All manuals and user guides at all-guides.com Digital Board L896 Contents Circuit description Component overlay Parts list Circuit diagrams...
  • Page 36 All manuals and user guides at all-guides.com Pin22 SIGGND - signal ground AV8 Digital Board Pin23 TXDATA - txdata Pin24 DGND - digital ground via 22R Pin25 DEM1 - demod1 Pin26 DGND - digital ground via 22R Introduction Pin27 DEM2 - demod2 Refer to circuit diagram L896 sheet 1 Pin28 DGND - digital ground via 22R...
  • Page 37 All manuals and user guides at all-guides.com and stereo DAC. The DAC is in hardware configuration mode SK1000 (the control of emphasis and serial interface mode is set by pulling pins high and low on the DAC). The serial interface is Pin1 P18V set to I2S.
  • Page 38 All manuals and user guides at all-guides.com The signal arrives at the first DSP either on the SPDIF I2S SPDIF RST This is the reset signal, at power up it is held low to DATA line from the digital inputs or on ADC DATA 3.3V for keep the device in reset until the power is stable.
  • Page 39 All manuals and user guides at all-guides.com Power Supply Refer to circuit diagram L896 Sheet 10 The power supply sheet contains the connectors from the power supply. SK1003 display supply. SK1000 Analogue supply. SK1001 Digital Supplies. SK1002 Power supply control. Each of the supplies that is used passes through a LC filter to reduce any noise in both directions i.e.
  • Page 40 All manuals and user guides at all-guides.com...
  • Page 41 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N 2J210...
  • Page 42 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description C333 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C336 2L033 Capacitor SM 0805 NPO Ceramic 5% 100V 33P C337 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C340 2D222 Capacitor Boxed Polyprop 5mm Pitch 63V 5% 2N2...
  • Page 43 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description C536 2L033 Capacitor SM 0805 NPO Ceramic 5% 100V 33P C538 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C540 2D222 Capacitor Boxed Polyprop 5mm Pitch 63V 5% 2N2 C541 2D222 Capacitor Boxed Polyprop 5mm Pitch 63V 5% 2N2...
  • Page 44 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description C712 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C714 2N647 Capacitor Radial Electrolytic Dia 5mm Pitch 5mm 47UF 35V C716 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C717 2N510...
  • Page 45 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description C915 2W110X4 Capacitor Network SM 0612 NP0 100P X 4 50V C916 2W110X4 Capacitor Network SM 0612 NP0 100P X 4 50V C917 2W110X4 Capacitor Network SM 0612 NP0 100P X 4 50V C918...
  • Page 46 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description C1038 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C1039 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C1040 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C1042 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N...
  • Page 47 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description IC900 5KLVC244 IC OCTAL 3 STATE BUFFER 5V TOL 74LVC244AD SMT IC902 5N202E IC RS232 Charge Pump Driver MAX202ECSE Static protected IC903 5H64F2329 IC Microprocessor H8 HD64F2329VF25 QFP-128 Package IC904 5K595...
  • Page 48 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description R302 1M222 Resistor 0805 Surface Mount 0.125W 1% 2K2 R303 1M222 Resistor 0805 Surface Mount 0.125W 1% 2K2 R304 1M233 Resistor 0805 Surface Mount 0.125W 1% 3K3 R305 1M233 Resistor 0805 Surface Mount 0.125W 1% 3K3...
  • Page 49 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description R518 1M210 Resistor 0805 Surface Mount 0.125W 1% 1K0 R519 1M210 Resistor 0805 Surface Mount 0.125W 1% 1K0 R525 1M247 Resistor 0805 Surface Mount 0.125W 1% 4K7 R526 1M210 Resistor 0805 Surface Mount 0.125W 1% 1K0...
  • Page 50 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description R824 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R R825 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R R826 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R R827 1M347 Resistor 0805 Surface Mount 0.125W 1% 47K...
  • Page 51 All manuals and user guides at all-guides.com L896 Digital Board Parts List Issue 1.6 Designator Part Description SK801 8K2005 CON CT SERIES VERTICAL 5WAY SK900 8K8330 CON 1.00MM VERTICAL SM FFC 30WAY SK901 8K8330 CON 1.00MM VERTICAL SM FFC 30WAY SK902 8K8322 CON 1.00MM VERTICAL SM FFC 22WAY...
  • Page 52 All manuals and user guides at all-guides.com AV8 DIGITAL BOARD DD DSP AVD DD DSP.sch AVD RECLOCKING DSP 1 & 2 AVD RECLOCKING.SCH AVD ADC.SCH TO ANALOGUE BOARD SK100 AUDIO_GROUND ADC_AR ADC I2S LRCLK ADC I2S LRCLK ADC_AINR ADC I2S SCLK ADC I2S SCLK DAC LR ADC DATA...
  • Page 53 All manuals and user guides at all-guides.com P5VA D200 BAV99W DUAL SM C228 P5VA AUDIO_GROUND D201 100U NP BAV99W DUAL SM R218 R208 AGND R201 5K1 0805 1% 2K2 0805 1% C202 4K7 0805 R219 5K1 0805 1% 47P NPO 0805 C200 IC201A AGND...
  • Page 54 All manuals and user guides at all-guides.com 10U EL SG C305 AGND C333 100N 0805 R314 P5VA 4K7 0805 C336 C323 100N 0805 R300 R308 33P NPO 0805 3K3 0805 1% 680R 0805 1% AGND IC304B C340 R304 C342 IC301B DAC RESET DAC RESET 3K3 0805 1%...
  • Page 55 All manuals and user guides at all-guides.com 10U EL SG C409 AGND C433 100N 0805 R414 4K7 0805 C436 R412 R404 33P NPO 0805 3K3 0805 1% 680R 0805 1% IC404B P5VA C440 R400 C442 IC403B DAC RESET DAC RESET 3K3 0805 1% R411 2N2 PP...
  • Page 56 All manuals and user guides at all-guides.com 10U EL SG C509 AGND C533 100N 0805 R514 4K7 0805 C536 R512 R504 33P NPO 0805 3K3 0805 1% 680R 0805 1% IC505B C540 R500 C542 IC502B DAC RESET DAC RESET 3K3 0805 1% R511 P5VA 2N2 PP...
  • Page 57 All manuals and user guides at all-guides.com C609 AGND 10U EL SG C633 100N 0805 R616 4K7 0805 C636 R612 R604 33P NPO 0805 3K3 0805 1% 680R 0805 1% IC605B P5VA C640 R600 C642 IC604B DAC RESET DAC RESET 3K3 0805 1% 2N2 PP 680P PP...
  • Page 58 All manuals and user guides at all-guides.com R715 DSP2 BCLK 100R 0805 R712 DSP2 LRCLK P2V5D RP701 100R 0805 P2V5D 10K X 4 ISO DGND CP700 DGND 100P X 4 ISO R704 R707 R711 RP700 R700 R701 R702 R702 3K3 0805 1% 10K X 4 ISO 10K 0805 3K3 0805 1%...
  • Page 59 All manuals and user guides at all-guides.com SPDIF RCVERR SK801 AMPCT5 DGND P5VD L801 33UH SM C802 DGND 10U EL R820 1K2 0805 1% C821 4N7 0805 100V C818 100N 0805 C820 C819 100N 0805 DSP1_MCLK L802 DSP1_MCLK 1N 0805 P3V3D DGND8D 70R@100MHz...
  • Page 60 All manuals and user guides at all-guides.com P3V3D P3V3D IC908A PROGRAM FWE = 0 (NORMAL) = 1 (BOOT PROGRAM) P3V3D + C936 R900 uRESET 100U EL 10K 0805 IC908B IC907A IC907B IC907C DGND MD2 = 1 (NORMAL) = 0 (BOOT PROGRAM) R916 R918 22P NPO 0805...
  • Page 61 All manuals and user guides at all-guides.com P36VF1 P5VD SK1003 P36VF1 P36VF1 SPEED SELECT FOR PSU SYNC 0VF1GND 0VF1 P36VSET P36VSET Sample Rate PSU SYNC P5VF2 R1010 P5VF2 0VF2GND R1008 Q1000 10K 0805 OVF2 = 32KHz + 24KHz no sync sent 33K 0805 P5VF2S P5VF2SET...
  • Page 62 All manuals and user guides at all-guides.com R1100 PSU SYNC BCLK PSU SYNC BCLK 100R 0805 L1101 P3V3D 70R@100MHz L1100 IC1100 7F004 P3V3D 70R@100MHz C1100 C1103 7F004 100N 0805 100N 0805 C1101 C1104 RP1101 DGND DGND 100N 0805 100N 0805 100R X 4 ISO DAC I2S BCLK LR DGND...
  • Page 63 All manuals and user guides at all-guides.com Power Supply Board L897 Contents Circuit description Component overlay Parts list Circuit diagrams...
  • Page 64 All manuals and user guides at all-guides.com These supplies are floating to allow them to be configured AV8 Power Supply Board as positive or negative supplies to suit the particular display used. The outputs are semi-regulated by a zener/emitter follower circuit.
  • Page 65 All manuals and user guides at all-guides.com Overcurrent Protection Figure 2 A number of mechanisms protect the PSU in the event of a These waveforms are for a non resonant ordinary short circuit or very high load being placed on one of the discontinuous flyback supply to illustrate the operation of outputs.
  • Page 66 All manuals and user guides at all-guides.com Figure 1 LIVE Cout Input Filter and Rectifier 31DQ10 NEUTRAL 250U DO-201AD 100UF 2200UF 400V EARTH DGND GDRV MTP6N60E TO-220 PRIMARY CONTROLLER Isns 0R22 0W25 DGND PRIMARY SIDE FEEDBACK BLOCK SECONDARY SIDE CONTROLLER Figure 2 M2 Drain Gate Drive...
  • Page 67 All manuals and user guides at all-guides.com...
  • Page 68 All manuals and user guides at all-guides.com L897 Power Supply Parts List Issue 4.1 Designator Part Description 3BGBU4K Diode Bridge Rectifier GBU4K Plastic Package 4A 800V 2K233 Capacitor X1 Y2 RATED Ceramic 7.5mm Pitch 3N3 250V 2D422 Capacitor X2 Boxed Polypropylene 22.5mm Pitch 275V 220NF 2D422 Capacitor X2 Boxed Polypropylene 22.5mm Pitch 275V 220NF 2K410...
  • Page 69 All manuals and user guides at all-guides.com L897 Power Supply Parts List Issue 4.1 Designator Part Description 2A110 Capacitor Ceramic 5mm Pitch 50V 5% 100pF 2A110 Capacitor Ceramic 5mm Pitch 50V 5% 100pF 2K210 Capacitor Boxed Polyester 5mm Pitch 5% 100V 1NF 2K210 Capacitor Boxed Polyester 5mm Pitch 5% 100V 1NF 2K347...
  • Page 70 All manuals and user guides at all-guides.com L897 Power Supply Parts List Issue 4.1 Designator Part Description 7C033 Inductor 33UH 10% 7C033 Inductor 33UH 10% 7C033 Inductor 33UH 10% 7C033 Inductor 33UH 10% 7E031 CHOKE MAINS COMMON MODE 7.7MH 4K6N60E Transistor Mosfet MTP6N60E TO-220 Package 4K6N60E Transistor Mosfet MTP6N60E TO-220 Package...
  • Page 71 All manuals and user guides at all-guides.com L897 Power Supply Parts List Issue 4.1 Designator Part Description 1H222 Resistor Metal Film 0.25W 1% 2K2 1H268 Resistor Metal Film 0.25W 1% 6K8 1H310 Resistor Metal Film 0.25W 1% 10K 1H316 Resistor Metal Film 0.25W 1% 16K 1H847 Resistor Metal Film 0.25W 1% 4R7 1H322...
  • Page 72 All manuals and user guides at all-guides.com SCOPE POINT SCOPE POINT +18VA +12VD 33UH 2A RA -18VA UF5403 DGND +21VA L TX ETD34 250UH 21PIN + C37 + C45 C CER 220PF 1KV 100N PE SW1A 1000U 35V LOW Z 100U EL -21VA BRGBU4K...

  • Page 73: Display Board L898

    All manuals and user guides at all-guides.com Display Board L898 Contents Circuit description Component overlay Parts list Circuit diagrams...
  • Page 74 All manuals and user guides at all-guides.com AV8 Display Board Refer to circuit diagram L898 sheet 1 Introduction The AV8 display board contains the front panel graphical VFD display module, buttons, LEDs, remote IR receiver and encoder. The graphical VFD display receives data directly from the micro on the digital board (via SK100).
  • Page 75 All manuals and user guides at all-guides.com...
  • Page 76 All manuals and user guides at all-guides.com L898 Display Board Parts List Issue 1.2 Designator Part Description 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N C100 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P...
  • Page 77 All manuals and user guides at all-guides.com L898 Display Board Parts List Issue 1.2 Designator Part Description Q101 4A847 Transistor BC847B SOT23 Package R100 1M122 Resistor 0805 Surface Mount 0.125W 1% 220R R101 1M122 Resistor 0805 Surface Mount 0.125W 1% 220R R105 1M310 Resistor 0805 Surface Mount 0.125W 1% 10K...
  • Page 78 All manuals and user guides at all-guides.com SPACER P5VD P3V3D SPACER F195 MUTE EFFECT MODE MENU SW100 SW101 SW104 SW106 SW108 SW110 R100 R101 R116 R117 R118 R119 R120 R121 R122 R123 R124 R125 P3V3D Q100 Q101 TACTSW SM TACTSW SM TACTSW SM TACTSW SM TACTSW SM...

  • Page 79: Audio Board L921

    All manuals and user guides at all-guides.com Audio Board L921 Contents Circuit description Component overlay Parts list Circuit diagrams...
  • Page 80 All manuals and user guides at all-guides.com AV8 Audio Board Introduction This board forms part of the AV8 Preamp Processor, it performs analogue input selection and routing of analogue signals to the various outputs. There are four sets of outputs; main, zone2 and two tape loops “Tape” and ”VCR”. Main and zone2 outputs have volume controls (either of which can be the source for the on-board headphone amplifier).
  • Page 81 All manuals and user guides at all-guides.com selects which of the three resistors are in circuit. It is Input switching controlled by the micro via control line demultiplexer Refer to circuit diagram L921 sheet 1 IC707. Several ranges, nominally +6dB, 0dB, -6dB and - 12dB can be generated depending on the state of the The 24 off 74HCT4053 analogue multiplexers route the ‘GAIN RANGE’...
  • Page 82 All manuals and user guides at all-guides.com The surround and sub channels (IC205/206/208/209) are The source for the headphone can be from the MAIN very similar to the left channel described above except for output (IC502) or ZONE2 (IC505). Selection is by the op-amp ground references being tied directly to 74HCT4053 multiplexers IC507 and IC508 under micro 0V_SIG.
  • Page 83 All manuals and user guides at all-guides.com LM337Ts. IC801 is a voltage regulator and is set for +15V. IC802 gives -15V and its output is also used to derive -5.1V using a Zener diode. IC803 gives a +5V supply. R806 is used to reduce the voltage drop across IC803 and therefore reduce heat dissipation in the part.
  • Page 84 All manuals and user guides at all-guides.com...
  • Page 85 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description C101 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C102 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C103 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C104 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N...
  • Page 86 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description C231 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C232 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C233 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C234 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P...
  • Page 87 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description C425 2U610 Capacitor Non-Polar Radial Electrolytic 10UF 63V C426 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C427 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C428 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N...
  • Page 88 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description C614 2L033 Capacitor SM 0805 NPO Ceramic 5% 100V 33P C615 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C616 2N610 Capacitor Radial Electrolytic Dia 5mm Pitch 5mm 10UF 50V C617 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N...
  • Page 89 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description C907 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N C908 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N C909 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N C910 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N...
  • Page 90 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description IC116 5K4053HCT IC Triple 2 Channel Analogue Mux 74HCT4053 SO-16 IC117 5K4053HCT IC Triple 2 Channel Analogue Mux 74HCT4053 SO-16 IC118 5K4053HCT IC Triple 2 Channel Analogue Mux 74HCT4053 SO-16 IC119 5K4053HCT IC Triple 2 Channel Analogue Mux 74HCT4053 SO-16 IC120...
  • Page 91 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description R101 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K R102 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K R103 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K R104 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K...
  • Page 92 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description R163 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K R164 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K R165 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K R166 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K...
  • Page 93 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description R410 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K R411 1M047 Resistor 0805 Surface Mount 0.125W 1% 47R R412 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K R413 1M410 Resistor 0805 Surface Mount 0.125W 1% 100K...
  • Page 94 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description R618 1M510 Resistor 0805 Surface Mount 0.125W 1% 1M0 R619 1M510 Resistor 0805 Surface Mount 0.125W 1% 1M0 R620 1M510 Resistor 0805 Surface Mount 0.125W 1% 1M0 R621 1M510 Resistor 0805 Surface Mount 0.125W 1% 1M0...
  • Page 95 All manuals and user guides at all-guides.com L921 Audio Board Parts List Issue 1.2 Designator Part Description E874MC SHIELD EMC AUDIO PCB FMJ AV8 SK801 8K2406 CON CT SERIES VERTICAL 6WAY SK901 8K2408 CON CT SERIES VERTICAL 8WAY SK902 8D226...
  • Page 96 All manuals and user guides at all-guides.com SNAP OFF PCB +15V INPUT SWITCHING TAPE & VCR OUTPUTS SK901 SK926 SK927 +15V1 PHONO2HG TAPE L MIX TAPE OUT L TAPE L MIX TAPE R MIX TAPE OUT R SK918 Right channel AUXL1 (Page 4) AUX L...
  • Page 97 All manuals and user guides at all-guides.com ANALOGUE L MIX ANALOGUE R MIX IC301A IC303A OPA2134PA SM OPA2134PA SM IC301B IC303B OPA2134PA SM OPA2134PA SM C301 R313 R306 C308 33P NPO 0805 C312 33P NPO 0805 4K7 0805 4K7 0805 R302 R309 100N 0805...
  • Page 98 All manuals and user guides at all-guides.com IC402A R405 TAPEOUTL TAPE-L TAPE OUT L IC401A 47R 0805 OPA2134PA SM C402 100U NP TAPE L MIX C411 C412 33P NPO 0805 Z2V-L 10U NP TL072 SM R406 R401 C401 0V_SIG 100K 0805 1M 0805 33P NPO 0805 R408...
  • Page 99 All manuals and user guides at all-guides.com MAIN OUTS ENABLE +15V R535 +15V MAIN FRONT +15V_MUTE_MAIN 10K 0805 +15V C541 +5VS 100N 0805 D502 +5VS R526 0V_SIG +15V C511 C510 BAV99W DUAL SM IC503 3K3 0805 C503 C504 DG413 1N 0805 100N 0805 10U EL 100N 0805...
  • Page 100 All manuals and user guides at all-guides.com MAIN OUTS ENABLE +15V_MUTE_MAIN +15V_MUTE_MAIN SURROUND CENTRE/SUB +5VS +5VS +15V C643 D601 +15V C644 D602 100N 0805 IC603 +15V 100N 0805 IC609 +15V BAV99W DUAL SM BAV99W DUAL SM DG413 DG413 C603 C629 C604 -15V C630...
  • Page 101 All manuals and user guides at all-guides.com GAIN RANGE INT/EXT IP MUX IP MUX Q701 Q702 Q703 MUTES BC856B BC856B BC856B R709 R711 R713 INT MAIN TO ZONE 2 CD TO TAPE CD TO ANALOGUE IC707 IC705 IC703 10K 0805 10K 0805 74HCT595D EXT MAIN TO ZONE 2...
  • Page 102 All manuals and user guides at all-guides.com C208 100N 0805 +15V INT PROCESSOR ENABLE LINE IC201B INT DECODER C205 C204 74HCT4053 SM 1N 0805 100N 0805 +15V C209 IC203C 100N 0805 OPA2134PA SM 0V_SIG C221 C222 C206 C207 IC207C 100N 0805 1N 0805 100N 0805 1N 0805...
  • Page 103 All manuals and user guides at all-guides.com +15V R806 D806 D801 R810 0R0 0805 1N4003 1N4003 220R 2W CF C801A HS801 TO220HS30REG IC803 LM317T Vout Vout +15V 1000PX4 SM C801B D807 D802 1N4003 IC801 LM317T 1N4003 R807 R801 C812 1000PX4 SM C805 220R 0805 390R 0805...
  • Page 104 All manuals and user guides at all-guides.com TAPE TUNER VCRLMIX VCR L MIX VCRRMIX VCR R MIX IC101A IC104A IC107A IC110A IC113A IC116A IC119A IC122A R101 R109 R117 R125 R133 R141 R149 R157 100K 0805 100K 0805 100K 0805 100K 0805 100K 0805 100K 0805 100K 0805...

  • Page 105: Video Board L922

    All manuals and user guides at all-guides.com Video Board L922 Contents Circuit description Component overlay Parts list Circuit diagrams...
  • Page 106 All manuals and user guides at all-guides.com will not work. This could happen if any of the output caps AV8 Video Board are DC short. The monitor 1 and 2 outputs and the Zone 2 output are fed Introduction directly from the main PCB via SK209 to the 75R series termination resistors, after the termination resistors are the The L922 board is the video and I/O board for the AV8 mute transistors which pull to ground to shut down the...
  • Page 107 All manuals and user guides at all-guides.com means that when the output of the OSD is switched into In any other condition the colour is set to white because it the output the DC level does not change avoiding any is a character i.e text is being displayed.
  • Page 108 All manuals and user guides at all-guides.com The S-video C and OSD C signals do not need a DC clamp as they will float to the same level due to the nature of the signal. S-Video Multiplexer Refer to circuit diagram L922 sheet 9 This contains the multiplexing for the S-Video signals.
  • Page 109 All manuals and user guides at all-guides.com...
  • Page 110 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description C100 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N C101 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N C104 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N C105 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N...
  • Page 111 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description C250 2J310 Capacitor SM 0805 X7R Ceramic 10% 50V 10N C251 2J310 Capacitor SM 0805 X7R Ceramic 10% 50V 10N C252 2N747 Capacitor Radial Electrolytic Dia 10mm Pitch 5mm 470UF 25V C253 2N747 Capacitor Radial Electrolytic Dia 10mm Pitch 5mm 470UF 25V...
  • Page 112 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description C351 2L027 Capacitor SM 0805 NPO Ceramic 5% 100V 27P C352 2L027 Capacitor SM 0805 NPO Ceramic 5% 100V 27P C353 2L022 Capacitor SM 0805 NPO Ceramic 5% 100V 22P C354 2L022 Capacitor SM 0805 NPO Ceramic 5% 100V 22P...
  • Page 113 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description C527 2J310 Capacitor SM 0805 X7R Ceramic 10% 50V 10N C531 2N647 Capacitor Radial Electrolytic Dia 5mm Pitch 5mm 47UF 35V C532 2N647 Capacitor Radial Electrolytic Dia 5mm Pitch 5mm 47UF 35V C537 2N647...
  • Page 114 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description C700 2J210 Capacitor SM 0805 X7R Ceramic 10% 50V 1N C701 2L010 Capacitor SM 0805 NPO Ceramic 5% 100V 10P C702 2L010 Capacitor SM 0805 NPO Ceramic 5% 100V 10P C703 2L010 Capacitor SM 0805 NPO Ceramic 5% 100V 10P...
  • Page 115 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description C825 2N522 Capacitor Radial Electrolytic Dia 5mm Pitch 5mm 2U2 50V C826 2N522 Capacitor Radial Electrolytic Dia 5mm Pitch 5mm 2U2 50V C827 2N522 Capacitor Radial Electrolytic Dia 5mm Pitch 5mm 2U2 50V C828...
  • Page 116 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description C906 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C907 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C908 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N C909 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N...
  • Page 117 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description IC306 5K7404 IC HEX INVERTER 74HCU04D SMT IC307 5K7404 IC HEX INVERTER 74HCU04D SMT IC308 5K74123 IC DUAL RETRIGGERABLE MONOSTABLE WITH RESET 74HC123D PLASTIC SO-16 IC400 5M393AD IC COMPARATORLM393AM SO-8 PACKAGE...
  • Page 118 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description Q301 4D10KN Digital Transistor MMUN2211LT1 SOT23 Package, 2x 10k resistors Q302 4D17H Transistor BFS17H SOT23 Package Q304 4D17H Transistor BFS17H SOT23 Package Q400 4B180 Transistor BD180 TO126 Package Q401...
  • Page 119 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description R204 1M075 Resistor 0805 Surface Mount 0.125W 1% 75R R205 1M036 Resistor 0805 Surface Mount 0.125W 1% 36R R206 1M036 Resistor 0805 Surface Mount 0.125W 1% 36R R207 1M075 Resistor 0805 Surface Mount 0.125W 1% 75R...
  • Page 120 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description R360 1M547 Resistor 0805 Surface Mount 0.125W 1% 4M7 R361 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R R362 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R R363 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R...
  • Page 121 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description R464 1M010 Resistor 0805 Surface Mount 0.125W 1% 10R R500 1M247 Resistor 0805 Surface Mount 0.125W 1% 4K7 R501 1M075 Resistor 0805 Surface Mount 0.125W 1% 75R R502 1M075 Resistor 0805 Surface Mount 0.125W 1% 75R...
  • Page 122 All manuals and user guides at all-guides.com L922 Video Board Parts List Issue 3.2 Designator Part Description R623 1M000 Resistor 0805 Surface Mount 0.125W 1% 0R0 R624 1M110 Resistor 0805 Surface Mount 0.125W 1% 100R R625 1M110 Resistor 0805 Surface Mount 0.125W 1% 100R R626 1M168 Resistor 0805 Surface Mount 0.125W 1% 680R...
  • Page 123 Resistor 0805 Surface Mount 0.125W 1% 390R R1001 1M212 Resistor 0805 Surface Mount 0.125W 1% 1K2 R1002 1C856 Resistor Carbon Film 2W 5% 5R6 E870MC SHIELD EMC TOP-VIDEO PCB FMJ AV8 E869MC SHIELD EMC VIDEO PCB FMJ AV8 SK200 8D221 PHONO SKT SINGLE GOLD SK201 8D221...
  • Page 124 All manuals and user guides at all-guides.com L922 AV8 Video Circuit VID TOP.SCH VID TOP.SCH REF HOLES SUB BOARD FIXINGS H/P BOARD FIXINGS FIX5 FIX9 FIX10 FIX14 FIX11 FIX13 FIX12 FIX16 FIX6 FIX7 FIX8 FIX15 FIXING HOLE 3.5 FIXING HOLE 3.5 FIXING HOLE 3.5 FIXING HOLE 3.2 FIXING HOLE 3.5...
  • Page 125 All manuals and user guides at all-guides.com L922 AV8 Video Circuit VID RGB YUV video mux VID On Screen Display VID RGB YUV video mux.SCH VID On Screen Display.Sch OSD R OSD R OSD R OSD G OSD G OSD G OSD B SKP2 OSD B...
  • Page 126 All manuals and user guides at all-guides.com C254 C214 SK204 10N 0805 IC202 10N 0805 PHONO1G C259 R213 VCR VIDEO VCR CVBS MUX Mon Out C273 R222 R205 TP203 150R 0805 Comp Video OSD 2V A CHASSISA 2U2 EL C203 Vout1 P5VVA 39R 0805 1%...
  • Page 127 All manuals and user guides at all-guides.com P5VV P5VV R343 4K7 0805 P5VV L304 70R@100MHz Q304 BFS17H C327 C329 D300 100N 0805 100N 0805 Q302 C332 VGND VGND BFS17H 100N 0805 P5VV L305 BAV99W DUAL SM 70R@100MHz P5VV VGND C347 C328 C330 OSD Y...
  • Page 128 All manuals and user guides at all-guides.com P5VV P5VV R708 SYNC TIP CLAMP 4K7 0805 D702 Q705 C728 Q700 DTRANN SM BFS17H BLACK CLAMP C732 BLACK CLAMP Q701 10N 0805 100N 0805 S-Video Out C730 BFS17H TP700 R713 R705 SVHS1V-TCS BAV99W DUAL SM 39R 0805 1% 36R 0805 1%...
  • Page 129 All manuals and user guides at all-guides.com P5VV P5VV P5VV R906 4K7 0805 Q902 BFS17H Q900 Q903 BFS17H 100N 0805 D902 Q901 BFS17H BFS17H C911 BAV99W DUAL SM VGND C913 IC902 Long track C912 OUT1 Zone2 video OSD 2V 1U0 EL 1U0 EL R909 R901...
  • Page 130 All manuals and user guides at all-guides.com P3V3 TP1000 6U8H RADIAL L1003 SK1000 P12V TP1007 P12V DGND + C1002 N12V DGND TP1008 470U EL 25V DGND TP1006 L1000 P5VV 6U8H RADIAL TP1002 TP1009 DGND + C1001 DGND L1002 DGND 470U EL 25V 6U8H RADIAL 100N 0805 P3V3...
  • Page 131 All manuals and user guides at all-guides.com P5VV E869MC R519 R520 VGND INSERT BLACK LEVEL ON UV or E869MC 47R 0805 4K7 0805 C515 BACKGROUND COLOUR (BLUE) FOR CHARACTERS ON UV 100N 0805 IC501A CHASSIS SELECT RGB OR YUV IC500A OSD R OSD R OSD G...
  • Page 132 All manuals and user guides at all-guides.com C834 VCR S-Video Out 100N 0805 C848 R800 TP805 C845 75R 0805 470U EL 25V 100N 0805 C828 C808 C869 10P SM 0805 SK802 100N 0805 IC800 IC802 SK800 C818 2U2 EL C835 R803 CHASSIS TP801...
  • Page 133 All manuals and user guides at all-guides.com R618 R621 R622 47K 0805 680K 0805 1% 680K 0805 1% IC603A IC603B IC603C IC603D IC600A R619 R620 R624 C614 SPDIF_RXN R605 SPDIF_RXN 3K3 0805 3K3 0805 100R 0805 560R 0805 1% 74HCU04 SM 74HCU04 SM 74HCU04 SM 74HCU04 SM...
  • Page 134 All manuals and user guides at all-guides.com 12V 100mA P12V P12V R413 R414 6R8 0805 1% 6R8 0805 1% Q413 Q409 BC859B BC859B Q411 Q412 R436 C423 10K 0805 R432 R433 100U EL 10K 0805 10K 0805 TP401 IC400B Q405 BD180 PNP TO-126 R400 BD180 PNP TO-126...

  • Page 135: Phase Locked Loop Board L948

    All manuals and user guides at all-guides.com Phase Locked Loop Board L948 Contents Circuit description Component overlay Parts list Circuit diagrams...
  • Page 136 All manuals and user guides at all-guides.com The phase comparator output PC2 generates a charge pulse AV8 Phase Locked Loop Board if the two signals are not exactly in phase and this pulse is filtered and integrated by the opamp circuit IC5. IC5 runs from +/- 12V rails so that the control voltage range can be Introduction increased from 5V at the output of the phase comparator to...
  • Page 137 All manuals and user guides at all-guides.com...
  • Page 138 All manuals and user guides at all-guides.com L948 Phase Locked Loop Board Issue 1.0 Designator Part Description 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N 2J410 Capacitor SM 0805 X7R Ceramic 10% 50V 100N 2J410...
  • Page 139 All manuals and user guides at all-guides.com L948 Phase Locked Loop Board Issue 1.0 Designator Part Description 2J310 Capacitor SM 0805 X7R Ceramic 10% 50V 10N 2J310 Capacitor SM 0805 X7R Ceramic 10% 50V 10N 2J310 Capacitor SM 0805 X7R Ceramic 10% 50V 10N 2J310 Capacitor SM 0805 X7R Ceramic 10% 50V 10N 2J310...
  • Page 140 All manuals and user guides at all-guides.com L948 Phase Locked Loop Board Issue 1.0 Designator Part Description 1M310 Resistor 0805 Surface Mount 0.125W 1% 10K 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R 1M033 Resistor 0805 Surface Mount 0.125W 1% 33R 1M033...
  • Page 141 All manuals and user guides at all-guides.com +12VD IR RX 1U0H SM SUPPORT PAD 10N 0805 100N 0805 LOCKDETECT XTAL/BYPASS* DGND IR RX SUPPORT PAD XTAL12.288 DGND DGND PAD1 XTAL11.2896 SORBOTHANE 15K 0805 1% HALF PAD +5VD 7.5 X 6 X 3 mm SORBO HALF PAD E802AP 100P NPO 0805 100P NPO 0805...

  • Page 142: Mechanical

    All manuals and user guides at all-guides.com Mechanical Assembly Contents General assembly parts list Phono card upgrade assembly parts list...
  • Page 143 18 E906PK INTERNAL PRINTED CARTON FMJ AV8 19 E907PK CARDBOARD PARTITION FOR MAINS LEAD FMJ AV8 INSIDE INTERNAL CARTON 20 E908PK PAIR OF CAPS (TOP AND BOTTOM) FMJ AV8 21 E919MC DIGITAL PCB SHIELD 22 E935MC FOOT (TURNED) 23 E936SL...
  • Page 144 All manuals and user guides at all-guides.com AV8 General Assembly Parts List ITEM 230V 115V 100V SILVER BLACK DESCRIPTION WHERE USED 35 HA4A12B SCREW MACHINE M4x12mm PAN SUPA STEEL ZINC-PLATE BLACK REAR PANEL EARTHING STUD 36 HA4V06S SCREW MACHINE M4x6mm PAN TORX ST STEEL NICKEL CHASSIS EARTHING STUD 37 HE6V06B SELF-TAPPING N06x6mm PAN TORX-SLOT STEEL ZINC-PLATE BLACK...
  • Page 145 All manuals and user guides at all-guides.com AV8 General Assembly Parts List ITEM 230V 115V 100V SILVER BLACK DESCRIPTION WHERE USED 63 P3020 GRIP-SEAL POLYTHENE BAG 254X356 CLEAR 180 GAUGE FOR REGISTRATION CARD, ENVELOPE AND HANDBOOK 64 SH000 REGISTRATION CARD IN POLY BAG P3020 65 SH000A ENVELOPE...
  • Page 146 All manuals and user guides at all-guides.com AV8 Phono Card Upgrade General Assembly Parts List 230V 115V 100V SILVER BLACK DESCRIPTION WHERE USED L870AY PHONO PCB H031 20mm M3 FEMALE-FEMALE PILLARS HF4V09B TORX SCREW NO.4x9m + WASHER REAR PANEL HA3V06A M3x6mm SCREW INTO PILLARS L925CA...
  • Page 147 All manuals and user guides at all-guides.com ARCAM All parts can be ordered via spares@arcam.co.uk Pembroke Ave, Waterbeach, Cambridge, CB5 9PB, ENGLAND TEL: +44(0) 1223 203 203 FAX: +44(0) 1223 863 384...

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