Related Manuals for Arcam Diva DV78
Summary of Contents for Arcam Diva DV78
- Page 1 DiVA Service Manual Issue 1.0 DV78 DVD Player ARCAM Bringing music & movies to life...
- Page 2 DV78 Contents List Circuit Description Power Supply L959AY ! CCT diagram ! Component layout diagram ! Parts list Main Board L960AY ! CCT diagram ! Component layout diagram ! Parts list Display Board L961AY ! CCT diagram ! Component layout diagram ! Parts list Transformers ! L924TX...
- Page 3 Diva Dv78 circuit description Overview Fig 1 PSU clock control The DiVa DV78 is a completely new design platform that share a similar circuit topology to the earlier PSUFS1 PSUFS0 PSUCLK released Vaddis V based players such as the Diva...
- Page 4 The 1V8 rail is derived from the 3V3 rail and is Main Board electronics DV78. regulated by the adjustable regulator at location REG1003. Zoran Vaddis V. The Analogue supply stages arrive at the main board The main processor/control chip on the main board is the as +15V3 and –15V3 rails these are filtered L1002 and Zoran Vaddis V at location IC202, this is the latest L1015 before being regulated by the adjustable...
- Page 5 Display Board interface Clocks The display board interface is on the 16 way FFC flexi CLK27MV is the 27Mhz clock for video. It is used to foil connector at location CON202. Power for the generate the 135Mhz clock for the Vaddis microprocessor and DSP.
- Page 6 Clocks and SPDIF stage. The circuit will also switch the PSUCLK off when switching between sample rates (the PSU will free run when the IC300 is a PLL1700E clock generator IC the chip is PSUCLK is not present). powered from the +5V(D) rail. The Chip runs in SPDIF Output software mode and is slaved from the Vaddis V (data coming in on the MD line).
- Page 7 Video Output stage The DV78 video output stage makes use of the VADDIS V’s on board video DAC stages and as such does not use the superior Analogue devices video encoder DV79/DV29 and is fed by the following video lines from the Vaddis V. Composite SVID_C SVID_Y...
- Page 8 SW2A SDDFC30400 DGND VP5V SKT1 BULGIN PX0580 Small Toroidal Mains L924TX EMC Shield 115V FHLDR1 BZX79C 2KBP02 0W25 20mm HLDR 0W25 DO 35 250V 22UF AC_PRES* 115V 230V FS1 T315mA 250U BZX79C S504 1N4148 18-000-0019 DO 35 DO 35 1000UF 1000UF 100N 22UF...
- Page 10 DV78 DVD player PSU board L959AY issue 1.1.1 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 2MA610 Capacitor Surface Mount Electrolytic 10UF 50V 6.3 X 4.5MM 2MA610...
- Page 11 ANALOGUE AUDIO OUTPUTS DRIVE L960C2_1.2.sch L960C3_1.2.Sch L960C4_1.2.Sch SKT100 CON100 ATDD[0..15] RESET* ADAT_DAC0 LEFT_OUT ATDD[0..15] RESET* RESET* ADAT_DAC0 LEFT_OUT LEFT XATRESET* ABCLK_DAC0 XATRESET* ABCLK_DAC0 ABCLK_DAC0 ALRCLK_DAC0 LEFT_OUT_GND ALRCLK_DAC0 ALRCLK_DAC0 LEFT_OUT_GND ATDD7 ML_1700 MCLK_DAC0 ML_1700 ML_1700 MCLK_DAC0 MCLK_DAC0 ATDD8 RIGHT_OUT RIGHT_OUT VADDIS V RIGHT ATDD6 PSUFS0...
- Page 12 +3V3D L200 120R@100MHz P271 VDDP_A RESET VDD_DAC L202 33U 1 17A 8RHT2 VDD_DAC R200 +1V8D L201 120R@100MHz VIDEO DAC REFERENCE VOLTAGE +3V3D P273 VDD_PLL 0W125 0805 P236 1 24V IC201 P239 VREF C207 R201 C206 RESET* RESET* REF200 100N 100N P280 0W125 0603...
- Page 13 Audio Master clock frequency for different sample rates Master clock frequency +5VD AUDIO CLOCK BUFFER R312 44.1kHz 16.9344MHz (384 x Fs) 48kHz 18.432MHz (384 x Fs) C303 88.2kHz 33.8688MHz (384 x Fs) C306 0W125 96kHz 36.864MHz (384 x Fs) 0805 176.4kHz 33.8688MHz (192 x Fs)
- Page 14 +12VA OUTPUT BUFFER Audio outputs are inverted so as to be compatible with DV88. This is compenstaed for in software by setting a Gain of -2.2 for HDCD, otherwise -1.1 register in the DAC to invert the signal Cheapo version could have bipolar op-amp, but without feedback round coupling cap D400 R420 BAT54S...
- Page 15 ALL PARTS ON THIS SHEET ARE NOT FITTED Audio outputs are inverted so as to be compatible with +12VA DV88. This is compenstaed for in software by setting a OUTPUT BUFFER register in the DAC to invert the signal Gain of -1.1 Cheapo version could have bipolar op-amp, but without feedback round coupling cap D500 BAT54S...
- Page 16 ALL PARTS ON THIS SHEET ARE NOT FITTED +12VA Audio outputs are inverted so as to be compatible with OUTPUT BUFFER DV88. This is compenstaed for in software by setting a register in the DAC to invert the signal Gain of -1.1 Cheapo version could have bipolar op-amp, but without feedback round coupling cap D600 R616...
- Page 17 Y/GREEN +5V_VID R728 D700 0R0 0W125 R702 0805 P722 C712 BAT54S COMPONENT_Y Y_OUT Y_OUT SOT-23 L706 0W125 1000R @ 100MHz C739 8P2 100V 0805 0805 DLW31S L700 IC700B 100V P712 P714 Y/GREEN C733 DGND 0805 Y/GREEN Y_OUT_GND 1U0 NL3225 P716 R703 R729 Y_OUT_GND...
- Page 18 SCART_RIGHT AUDIO SCART_LEFT C800 C801 100V 100V R800 0805 0805 DGND 0W125 0805 SCART_BLUE VIDEO SCART_GREEN SCART_RED SCART_COMPOSITE SCART OUTPUT C802 C803 C804 C805 100V 100V 100V 100V 0805 0805 0805 0805 SKT800 SCART RIGHT DGND SCART_LEFT SCART_AGND SCART_BLUE 0/6/12 SCART control signals SCART_GREEN ENABLE_AV: 0 in when standby mode, 1 when on...
- Page 19 The remote bus is demodulated To front panel using an LED and the IR receiver on Capacitors near front panel interface the display board. The demodulator circuit here can optionally be used REMOTE_BUS_P instead. C922 RC5 REMOTE BUS DEMOD 100V R904 P914 0805...
- Page 20 +12VD L1012 P1021 +12VD_IN C1031 C1030 120R@100MHz 100UF 100N POWER IN 0805 VADDIS +1.8V REGULATOR DGND +5VD L1000 P1000 P1002 +5VD_IN 70R@100MHz C1010 C1000 D1000 100N 100UF P1018 0805 DO-214AC (SMA) DGND REG1003 LM1086CS-ADJ +3V3D TO-263 +1V8D L1001 P1003 P1004 +3V3D_IN 70R@100MHz C1011...
- Page 22 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description C200 2L047 Capacitor SM 0805 NPO Ceramic 5% 100V 47P C205 2L047 Capacitor SM 0805 NPO Ceramic 5% 100V 47P C206 2JD410 Capacitor SM 0603 X7R Ceramic 10% 16V 100N C207 2JD410 Capacitor SM 0603 X7R Ceramic 10% 16V 100N...
- Page 23 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description C401 2P610 Capacitor Radial Electrolytic Elna ROD 10UF 35V C402 2P610 Capacitor Radial Electrolytic Elna ROD 10UF 35V C403 2P610 Capacitor Radial Electrolytic Elna ROD 10UF 35V C404 2P610 Capacitor Radial Electrolytic Elna ROD 10UF 35V C405 2P610...
- Page 24 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description C523 2DA222 Capacitor Boxed Polypropylene 5mm Pitch 100V 5% 2N2 C524 2DA222 Capacitor Boxed Polypropylene 5mm Pitch 100V 5% 2N2 C525 2DA222 Capacitor Boxed Polypropylene 5mm Pitch 100V 5% 2N2 C526 2DA168 Capacitor Boxed Polypropylene 5mm Pitch 100V 5% 680P...
- Page 25 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description C711 2L112 Capacitor SM 0805 NPO Ceramic 5% 100V 120P C712 2L882 Capacitor SM 0805 NPO Ceramic +/-0.25pF 100V 8P2 C713 2L882 Capacitor SM 0805 NPO Ceramic +/-0.25pF 100V 8P2 C714 2L882 Capacitor SM 0805 NPO Ceramic +/-0.25pF 100V 8P2...
- Page 26 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description C912 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C913 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C914 2L110 Capacitor SM 0805 NPO Ceramic 5% 100V 100P C915 2Z710B Capacitor Low Impedance Radial Electrolytic Dia 5mm Pitch 5mm 100UF 10V...
- Page 27 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description D400 3F54S Diode Schottky BAT54S SOT-23 Package D401 3F54S Diode Schottky BAT54S SOT-23 Package D403 3F54S Diode Schottky BAT54S SOT-23 Package D404 3AS16W Diode Surface Mount Small Signal BAS16W SOT-23 Package D500 3F54S Diode Schottky BAT54S SOT-23 Package...
- Page 28 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description L502 7E101 Common Mode Choke 1000R@100MHz L600 7F007 Ferrite Bead SM0805 120R@100MHz L601 7E101 Common Mode Choke 1000R@100MHz L602 7E101 Common Mode Choke 1000R@100MHz L700 7B810 Inductor Surface Mount 1U0 L701 7B810 Inductor Surface Mount 1U0...
- Page 29 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description R225 1N210 Resistor 0603 Surface Mount 0.063W 1% 1K0 R226 1M210 Resistor 0805 Surface Mount 0.125W 1% 1K0 R227 1M210 Resistor 0805 Surface Mount 0.125W 1% 1K0 R228 1M210 Resistor 0805 Surface Mount 0.125W 1% 1K0 R229 1M210...
- Page 30 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description R415 1M310 Resistor 0805 Surface Mount 0.125W 1% 10K R416 1M310 Resistor 0805 Surface Mount 0.125W 1% 10K R417 1M310 Resistor 0805 Surface Mount 0.125W 1% 10K R418 1M310 Resistor 0805 Surface Mount 0.125W 1% 10K R419 1M347...
- Page 31 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description R614 1M310 Resistor 0805 Surface Mount 0.125W 1% 10K R615 1M347 Resistor 0805 Surface Mount 0.125W 1% 47K R616 1M311 Resistor 0805 Surface Mount 0.125W 1% 11K R617 1M311 Resistor 0805 Surface Mount 0.125W 1% 11K R618 1M510...
- Page 32 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description R810 1M133 Resistor 0805 Surface Mount 0.125W 1% 330R R811 1M210 Resistor 0805 Surface Mount 0.125W 1% 1K0 R812 1M075 Resistor 0805 Surface Mount 0.125W 1% 75R R900 1M000 Resistor 0805 Surface Mount 0.125W 1% 0R0 R901 1M233...
- Page 33 DV78 DVD player Main board L960AY issue 1.2.4 Designator Part Description SKT102 8D232 Phono Skt 2 Way Vert Gold Individual Gnds SKT100 8D232 Phono Skt 2 Way Vert Gold Individual Gnds SKT101 8D232 Phono Skt 2 Way Vert Gold Individual Gnds SKT104 8D232 Phono Skt 2 Way Vert Gold Individual Gnds...
- Page 34 PLAY LED1 +5VD DVD-A 0W125 DVDA_LED* 0805 330R 0W125 0805 LED 3mm BAS16 SOT 323 0W125 0805 MODE >| STOP 0W125 DGND BAS16 0805 SOT-323 ON/STBY*_LED << |< +5VD LOAD +5VD MMUN2111LT1 BAS16 BC849B SOT-23 SOT-323 SOT-23 >> PAUSE 220R 0W125 180R 390R...
- Page 36 DV78 DVD player Display board L961AY issue 1.3.0 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 2MA610 Capacitor Surface Mount Electrolytic 10UF 50V 6.3 X 4.5MM 2MA610...
- Page 37 Transformer Specification for 115/230V 50/60Hz mains transformer. Arcam Part Number L924TX The transformer is extremely cost sensitive. It is to employ the most cost effective techniques to achieve the specification. The transformer output voltage will be regulated by a switch mode power supply.
- Page 38 WINDING DETAILS NOTE. TRANSFORMER IS TO BE USED ON SECONDARY SIDE OF MAINS No PER START NOTES WINDING TURNS WIRE DETAILS CABLE PIN # PIN # ISOLATION BARRIER (I.E. THIS TRANSFORMER IS NOT REQUIRED TO PROVIDE MAINS ISOLATION BARRIER) PRIMARY2 ENAMELLED COPPER WIRE 0.8mm 0.86mm...
- Page 39 VIII 24 x7 VI & VII VIII USE TO SECURE TRANSFORMER WIRES (TYP 2 PLACES)
- Page 40 M Screw Torx M4x6MM ST BLK Designator Part Packing Accessories E966SL Diva DV78 Carton Label SH131 Handbook Diva DV78 DVD Player Multi E822PK Poly Sheet 915x900MM 350 Gauge L415RC DVD Remote Control CR415 P3020 Poly Bag 10x14 Grippa Seal Clear...
- Page 41 ARCAM All parts can be ordered via spares@arcam.co.uk Pembroke Ave, Waterbeach, Cambridge, CB5 9PB, ENGLAND TEL: +44(0) 1223 203 200 FAX: +44(0) 1223 863 384...