Cambridge Audio DVD89 Service Manual
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Cambridge Audio DVD89 Service Manual

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See also: Code List , User Manual
Issue Date: 27th February 2006
SERVICE MANUAL
SPECIFICATIONS:
Disc Types
Audio Formats
Video
THD (unweighed)
Dynamic Range
Frequency Response
Video Amplitude
S-Video Amplitude
Power Supply
Max Power Consumption
Dimensions mm (H x W x D)
Weight (kg)
Gallery Court Hankey Place London SE1 4BB UK
Tel: +44 (0)20 7940 2200 Fax: +44 (0)20 7940 2233
DVD, DVD-A, DVD-V, CD-RW
CD-R, CD-DA, DIVX, SACD
5.1 and Stereo Downmix
LPCM 16 bit 44.1kHz
Dolby Digital 5.1 24 bit 96kHz
DTS Output (Digital Audio Out Only)
DVD Audio 2 Channel 24 bit 192kHz
DVD Audio 5.1 (MLP) 24 bit 96kHz
Composite Video (CVBS)
S-Video (SVHS)
RGB
DVI-D & HDMI
Component (YCbCr)
PAL/NTSC
Interlaced / Progressive Scan
< 0.01%
>100dB
20Hz – 20kHz
1.0V pk-pk (75 ohms)
Y:1.0V pk-pk n (75ohms)
C: 0.286V pk-pk (75 ohms)
100-240V AC~50/60Hz
40W
55 x 430 x 263
2.56 kg
DVD89
AP19841/1

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  • Page 1 DVD89 Issue Date: 27th February 2006 SERVICE MANUAL SPECIFICATIONS: Disc Types DVD, DVD-A, DVD-V, CD-RW CD-R, CD-DA, DIVX, SACD Audio Formats 5.1 and Stereo Downmix LPCM 16 bit 44.1kHz Dolby Digital 5.1 24 bit 96kHz DTS Output (Digital Audio Out Only) DVD Audio 2 Channel 24 bit 192kHz DVD Audio 5.1 (MLP) 24 bit 96kHz...

  • Page 2: Table Of Contents

    DVD89 SERVICE MANUAL TABLE OF CONTENTS Safety Precautions Front Panel Illustration Prevention of Static Electricity Discharge Mechanism Unit Exploded Diagram Bracket Exploded View and Parts List Protection of the Laser Diode Video Output Confirmations – Luminance & Chrominance Signal HY57V641620HG Pin Configuration & Description (U211)

  • Page 3: Safety Precautions

    COPYRIGHT NOTICE. © 2005 Audio Partnership PLC. All rights reserved. Cambridge Audio is a registered trademarks of Audio Partnership PLC. This document may not be reproduced, distributed, transmitted, displayed, published, or broadcast without the express written prior permission of Audio Partnership PLC.

  • Page 4: Front Panel Illustration

    Cambridge Audio DVD89 DVD Player Skip/Scan button OPEN/CLOSE button POWER switch Disc tray PLAY/PAUSE button STOP button Display window Front Panel Illustration...

  • Page 5: Prevention Of Static Electricity Discharge

    Cambridge Audio DVD89 DVD Player The laser diode in the traverse unit (optical pickup)may brake down due to static electricity of clothes or human The laser diode in the traverse unit (optical pickup) may break down due to static electricity of clothes or human body.

  • Page 6: Mechanism Unit Exploded Diagram

    Cambridge Audio DVD89 DVD Player Mechanism Unit Exploded Diagram...

  • Page 7: Bracket Exploded View And Parts List

    Cambridge Audio DVD89 DVD Player 1) Bracket 14) Front Silicon Rubber 2) Belt 15) Back Silicon Rubber 16) Pick Up 3) Screw 17) Pick Up 4) Belt Wheel 18) Switch 5) Gear Wheel 19) Five Pin Flat Plug 6) Iron Chip...

  • Page 8: Protection Of The Laser Diode

    Cambridge Audio DVD89 DVD Player Laser Diode Protection Shorts (Replacement Parts) Cautions on assembly and adjustment Make sure that the workbenches, jigs, tips, tips of soldering irons and measuring instruments are grounded, and that personnel wear wrist straps for ground.

  • Page 9: Video Output Confirmations - Luminance & Chrominance Signal

    Cambridge Audio DVD89 DVD Player Do these confirmations after replacing a P.C.B. - (Luminance Signal) Measurement point Mode Disc Color bar 75% Video output terminal PLAY(Title 46):DVDT-S15 PLAY(Title 12):DVDT-S01 Measuring equipment,tools Confirmation value 200mV/dir,10 sec/dir 1000mVp-p±30mV Purpose:To maintain video signal output compatibility.

  • Page 10: Hy57V641620Hg Pin Configuration & Description (U211)

    Cambridge Audio DVD89 DVD Player PIN CONFIGURATION DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 54pin TSOP II 400mil x 875mil 0.8mm pin pitch LDQM UDQM /CAS /RAS A10/AP PIN DESCRIPTION PIN NAME DESCRIPTION The system clock input. All other inputs are registered to the SDRAM on the...

  • Page 11: Hy57V641620Hg Functional Block Diagram (U211)

    Cambridge Audio DVD89 DVD Player 1Mbit x 4banks x 16 I/O Synchronous DRAM Self refresh logic Internal Row & timer counter 1Mx16 Bank 3 1Mx16 Bank 2 Row active Decoders 1Mx16 Bank 1 1Mx16 Bank 0 Memory refresh Cell Array...

  • Page 12: Mt1392 Pin Definitions (U203)

    Cambridge Audio DVD89 DVD Player Pin number Symbol Type Description DVSS Digital ground C0-C7 I, PD Normal : Digital chroma input VDAC test : DAC test mode [0:7] input. BIST mode : BIST data input DVDD33 Digital power, 3.3V Clock of digital video input...
  • Page 13 Cambridge Audio DVD89 DVD Player Pin number Symbol Type Description MSD/GPO6 IO,PU MasterI2C on : Master serial interface data input/output BIST mode : SRAM fail output Normal : General purpose output GPO7 IO,PD PowerON : EPROM word-address type. 1 : 16bit , 0 : 8bit...
  • Page 14 Cambridge Audio DVD89 DVD Player Pin number Symbol Type Description SPDIF Normal : S/PDIF audio input SCAN mode : test _se input VDAC test : VDAC test reset, active low. BIST mode : BIST reset, active low. Normal : I...

  • Page 15: Mt1392 System Configuration & Functional Block (U201)

    Cambridge Audio DVD89 DVD Player YSTEM ONFIGURATION CVBS, S-video Audio & Video Processor digital A/V MT1392 HDMI EPROM UNCTIONAL LOCK InBuf Scaler Video in HDMI Tx TMDS 60958 packer HDCP key S x 4 master SPDIF C slave (U203) MT1392 System Confirguration & Functional Block...

  • Page 16: Mt1392 Functions (U201)

    Cambridge Audio DVD89 DVD Player InBuf Accept digital video signal such as CCIR656/CCIR601 for 480i and 576i, SMPTE-293 for 480p and 576p, 720p and 1080i. Extract Hsync/Vsync from incoming CCIR656 and SMPTE-293 video signal. Arbitrary ratio horizontal scaling, which converts standard-definition video (i.e. 480i, 480p, 576i, 576p) to high-definition video (i.e.

  • Page 17: Mt1392 Pinout Diagram (U201)

    Cambridge Audio DVD89 DVD Player DVSS SWING AVSS TX2P TX2N AVDD TX1P TX1N AVSS TX0P MT1392 TX0N DVDD33 (80 pins) AVDD TCKP DVSS TCKN AVSS AVSS AVDD AVDD PLLC1 PLLC0 AVSS (U203) MT1392 Pinout Diagram...

  • Page 18: Mt1389 Pinout Diagram (U201)

    Cambridge Audio DVD89 DVD Player AG ND Y UV 0/C IN DV DA DV DB V R E F DV DC DAC V DDC DV DD R D16 DV DR F IP R D17 DV DR F IN R D18...

  • Page 19: Mt1389 Block Diagram (U201)

    Cambridge Audio DVD89 DVD Player DV D Debug P UH Amplifier C V B S , Y /C 108 MHz V ideo Port Module C omponent V ideo T V E ncoder S ervo I/O S ervo Motor V ideo...

  • Page 20: Mt1389 Pin Function (Rf Interface) (U201)

    Cambridge Audio DVD89 DVD Player R F Interfac e (28) Name A lt. F unc tion 226 R F G ND18 G round Analog ground 227 R F V DD18 P ower Analog power 1.8V 250 C E QP Analog output...

  • Page 21: Mt1389 Pin Function (Analog Monitor Output) (U201)

    Cambridge Audio DVD89 DVD Player A nalog Monitor Output (7) Name A lt. F unc tion 24 S V DD3 P ower Analog power 3.3V 25 C S O R F OP Analog output C entral s ervo P os itive main beam s umming output...

  • Page 22: Mt1389 Pin Function (General Power / Ground, Micro Controller & Flash Interface) (U201)

    Cambridge Audio DVD89 DVD Player G eneral P ower / G r ound (32) Name A lt. F unc tion 52, 97, 122, DV DD18 P ower 1.8V power pin for internal digital circuitry 152, 173, 221 85, 116, 144,...

  • Page 23: Mt1389 Pin Function (Micro Controller & Flash Interface) (U201)

    Cambridge Audio DVD89 DVD Player Name A lt. F unc tion Inout, 2-16MA, 90 ALE Microcontroller address latch enable S R , P U, S MT 79 IOOE # Inout, 2-16MA, S R , S MT F lash output enable, active low / IO...

  • Page 24: Mt1389 Pin Function (Audio Interface) (U201)

    Cambridge Audio DVD89 DVD Player Audio Interfac e (14) Name A lt. F unc tion Audio DAC mas ter clock of S P DIF input W hile S P DIF input is not us ed: 208 S P MC LK...

  • Page 25: Mt1389 Pin Function (Video Interface) (U201)

    Cambridge Audio DVD89 DVD Player V ideo Interfac e (18) Name A lt. F unc tion 189 DAC V DDC P ower 3.3V power pin for V IDE O DAC circuitry 190 V R E F Analog B andgap reference voltage...

  • Page 26: Mt1389 Pin Function (Dram Interface) (U201)

    Cambridge Audio DVD89 DVD Player DR A M Interfac e (63)(s or ted b y pos ition) Name A lt. F unc tion DR AM data 16 While us ing 16-bits wide DR AM: LLC _C LK Inout 188 R D16...
  • Page 27 Cambridge Audio DVD89 DVD Player Name A lt. F unc tion DR AM data 26 While us ing 16-bits wide DR AM: S DC S 1 Inout S erial interface port 1 chip s elect 174 R D26 MS C LK...

  • Page 28: Mt1389 Pin Function (Dram Interface & Jtag Interface) (U201)

    Cambridge Audio DVD89 DVD Player Name A lt. F unc tion 142 R C S # output DR AM chip s elect, active low 140 R AS # output DR AM row addres s s trobe, active low 139 C AS #...

  • Page 29: Front Panel & Vfd Schematic

    Cambridge Audio DVD89 DVD Player VFD401 FIL+ GRID6 GRID5 GRID4 GRID3 GRID2 GRID1 KEY4 R402 KEY3 SEG9 KEY2 R403 KEY2 SEG10 KEY1 R404 KEY1 SEG11 VFDST SEG12 S12/G1 R417 -25V C406 SEG1 SEG13 U401 S13/G1 R411 R412 R413 R414 SEG2...

  • Page 30: Front Panel & Vfd Board Layout

    Cambridge Audio DVD89 DVD Player Front Panel & VFD Board Layout...

  • Page 31: Power Supply Schematic

    Cambridge Audio DVD89 DVD Player CN505 (OPEN) SD+5V L505 (OPEN) DGND C507 10uH/1A (OPEN) DGND (OPEN) XS04 TC503 TC504 C508 (OPEN) DGND 470uF/25V 470uF/25V (OPEN) SD+5V D508 HER105 (OPEN) DGND SA+5V CN502 D503 R503 C502 DGND XS06 D502 1N4007 39K/2W...

  • Page 32: Power Supply Pcb Layout

    Cambridge Audio DVD89 DVD Player Power Supply PBC Layout...

  • Page 33: Main Pcb Board (Main Processor)

    Cambridge Audio DVD89 DVD Player AVCC V1P4 C222 TC202 R205 R215 R308 R309 10uF/16V 20pF JITFO C233 JITFN L205 C223 L206 C240 C218 100K FBSMT 0R(DNS) RFVDD3 DV33 AVDD3 FBSMT R223 DV33 R311 VREFN VREFP R227 DACVDD3 2N3904 750K/1% C231...

  • Page 34: Main Pcb Board (Memory, Reset & Main Clock)

    Cambridge Audio DVD89 DVD Player U211 DMA0 DMA1 DMA2 UPD[15..0] DMA3 U214 DMA4 UPA[20..0] L243 1.8uH DMA5 1*16MBit_FLASH(TSOP) DMA6 VIDEO_C D209 DMA7 1N4148*2 DMA8 BYTE R261 C289 C290 DMA9 47pF 47pF DMA10 DQ10 A10/AP DQ10 DQ15/A-1 DMA11 DQ11 DQ11 DQ12...

  • Page 35: Main Pcb Board (Audio Dacs, Output Filters & Mute)

    Cambridge Audio DVD89 DVD Player AVCC DV33 TC236 C2155 10uF/16V(DNS) C2153 TC231 C2138 C2139 C2140 R2132 C2154 U207 R2129 24K 20K(DNS) 10uF/16V(DNS) MUTE1 MUTEC1 AGND SDATA0 SDIN1 AOUTA1 C2111 SDATA1 SDIN2 AOUTB1 SDATA2 MUTE2 R2136 SDIN3 MUTEC2 R2130 R2131 SBCLK 4.7K...

  • Page 36: Main Pcb Board (Dvi & Hdmi)

    Cambridge Audio DVD89 DVD Player DV33 DV33 DV33 DV33 1392_DACVDD3 C748 C749 C750 U204 AT24C04 FS_1392 C730 R716 R727 680R 680R TX2HO+ TX2HO- C744 C745 VREF_1392 DC/NC D215 D216 HGND RST_/NC RST/WP 1N4148*2 1N4148*2 MSCK DV33 DV33 WP/RST_ C746 R724...

  • Page 37: Main Pcb Board (Video Outputs)

    Cambridge Audio DVD89 DVD Player L701 FBSMT C701 L709 VIDEO_Y1 GREEN FBSMT C707 20pF L702 C720 LFE## R701 R705 FBSMT 220R C702 IEC958 BLACK R702 C710 100R 20pF L703 R714 2.2K V701 SL## 8050 FBSMT L707 VIDEO_U AGND BLUE C703...

  • Page 38: Main Pcb Board Layout

    Cambridge Audio DVD89 DVD Player Main PCB Board Layout...

  • Page 39: Power Board Parts List

    Cambridge Audio DVD89 DVD Player POWER BOARD MATERIAL CD MATERIAL NAME SPECIFICATIONS UNIT LOCATION 0000273 CARBON FILM RESISTOR 1/4W33Ω±5% SHAPED 10 R505 0000278 CARBON FILM RESISTOR 1/4W330Ω±5% SHAPED 10 R506 0000289 CARBON FILM RESISTOR 1/4W4.7K±5% SHAPED 10 R510 0010134 METAL OXIDE FILM RESISTOR 1W330 Ω±5% SHAPED R 15×8...

  • Page 40: Main Panel Parts List

    Cambridge Audio DVD89 DVD Player MAIN PANEL MATERIAL CD MATERIAL NAME SPECIFICATIONS UNIT LOCATION VCONNECT VFD SCREEN AND FRONT 5230060 SOFT SPONGE SPACER 10×12×3 DOUBLE-SIDED HARD PANEL PCB CONNECT REMOTE CONTROL 5230606 SOFT SPONGE SPACER 12×10×8 DOUBLE-SIDED HARD REVEIVER AND FRONT PANEL PCB...

  • Page 41: Decode Board Parts List

    Cambridge Audio DVD89 DVD Player DECODE BOARD MATERIAL CD MATERIAL NAME SPECIFICATIONS UNIT LOCATION R222,R245,R247,R248,R251,R257,R258,R2 0090001 SMD RESISTOR 1/16W 0 ±5% 0603 97~R299,R318,R342,R707,R718~R722,R725 ,R726,R2159,R732~R737 0090272 SMD RESISTOR 1/16W1 ±5% 0603 R304~R307,R321 0090002 SMD RESISTOR 1/16W 2.2 ±5% 0603 R706 0090106 SMD RESISTOR 1/16W 4.7...

  • Page 42: Decode Board Parts List

    Cambridge Audio DVD89 DVD Player C207~C209,C211,C214,C216,C217,C224,C2 26~C228,C230~C232,C234~C239,C241~C25 4,C256~C259,C267,C274,C279~C281,C301~ 0310207 SMD CAPACITOR 50V 104 ±20% X7R 0603 C303,C305,C311,C312,C323,C325~C329,C7 14,C715,C720,C730,C736~C740,C742~C746 ,C748~C751,C2106,C2138~C2143,C2150~C 2157,C2163,C2166~C2171,C2174,C2175, C207~C209,C211,C214,C216,C217,C224,C2 26~C228,C230~C232,C234~C239,C241~C25 4,C256~C259,C267,C274,C279~C281,C301~ 0310543 SMD CAPACITOR 50V 104 ±10% X7R 0603 C303,C305,C311,C312,C323,C325~C329,C7 14,C715,C720,C730,C736~C740,C742~C746 ,C748~C751,C2106,C2138~C2143,C2150~C 2157,C2163,C2166~C2171,C2174,C2175, 0310362 SMD CAPACITOR 16V 474 +80%-20% Y5V 0603...

  • Page 43: Serviceable Parts List

    Cambridge Audio DVD89 DVD Player Serviceable Parts AP Part No Description PB022 5471589 DVD-89 Remote Control PB023 5461669 DVD-89 DVD Mechanism Complete PB024 5447519 DVD-89 MPEG Board Complete PB025 5447441 DVD-89 PSU Board Complete No Component Parts are Supplied Serviceable Parts List...

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