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Samsung DVD-HR750 Introducing
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Samsung DVD-HR750 Introducing

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Introducing Samsung DVD Recorder
Introducing Samsung DVD Recorder
(DVD-HR750/HR751/HR753/HR755/HR756/HR757)
(DVD-HR750/HR751/HR753/HR755/HR756/HR757)
DVD-HR750/751
DVD-HR753
DVD-HR755/756/757
Samsung Electronics Co. LTD
Digital AV Division

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Summary of Contents for Samsung DVD-HR750

  • Page 1 Introducing Samsung DVD Recorder Introducing Samsung DVD Recorder (DVD-HR750/HR751/HR753/HR755/HR756/HR757) (DVD-HR750/HR751/HR753/HR755/HR756/HR757) DVD-HR750/751 DVD-HR753 DVD-HR755/756/757 Samsung Electronics Co. LTD Digital AV Division...
  • Page 2 Product Concept Product Concept HDD Built-in DVD Recorder C oncept HDD Built-in DV D R ecorder HD D D V D Analog Broadcasting/reception R ecording ↔ USB 2.0 (Step-up M odel) C ommon Feature 55 mm Slim Design HDD Built-in (160G B~320G B) HDM I HDM I C E C DV in...
  • Page 3 ’07 HDD Recorder Feature Table ’07 HDD Recorder Feature Table HR750/ 751/ 753 HR755 HR757 HR753KD HR755KD Design HDD volume 160G 250G 320G 160G 250G Full Multi ○ ○ ○ ±R ±R Dual Layer ±R USB 2.0 ○ Karaoke ○ ○...
  • Page 4 HDMI CEC HDMI CEC (HDD ALL MODEL) (HDD ALL MODEL) HDMI CEC Scenario Power On HDMI CEC Control Scenario ① DVD Playback ← User action HDMI CEC ② Turn on TV automatically ③ Select the right input (HDMI IN) Automatically ⑤...

  • Page 5: Hdmi Output

    HDMI output HDMI output (HDD ALL MODEL) (HDD ALL MODEL) Easy connection Enjoy the clear digital video/audio without data loss Upscaling up to 720p/1080i Digital Output Analog Output HDMI Digital Output Normal DVD Product...
  • Page 6 Full Multi Recording Full Multi Recording (HR754, HR755, SH855(M)) (HR754, HR755, SH855(M)) Full Multi Format (DVD-RAM/±RW/±R) Playback & Recording The ultimate & final solution against the format compatibility war DVD+R Dual...
  • Page 7 What is SEC’s DVD-HR75x ? Digital A/V system for video playing & recording Digital A/V system for video playing & recording using optical disc as the medium format using optical disc as the medium format Optical Medium and HDD High-quality Recording Recording Digital recording by an optical High picture and sound quality...
  • Page 8 Samsung HDD-DVD Recorder General Introduction  Model No : DVD-HR75x Characteristics  Super picture & sound quality recording with MPEG-2(VBR) on DVD-R/+R/-RW/+RW /RAM/HDD compatible with A/V & PC Convenient control through random accessibility of HDD disc - One touch recording : Automatic empty area recording...
  • Page 9 DVD-HR75x Playback & other Features ■ Progressive Scan By scanning all 576 lines(PAL) in one pass, progressive scanning provides high vertical resolution and flicker-free, high-density image output that does not suffer from the loss of quality during subject movement -- which is characteristic of the conventional interlaced 25 Frame/Sec 50 Frame/Sec...
  • Page 10 Disassembly and Reassembly DVD-HR75x consists of Deck, Main PCB, Jack PCB, SMPS PCB, HDD, Top, Bottom, Panel Ass’y. DECK(LOADER) TOP COVER JACK PCB HDMI PCB SMPS PCB MAIN PCB BOTTOM FRONT PANNEL...
  • Page 11 1. Top Cabi net Rem oval...
  • Page 12 2. As s ’y Fr ont - Cabi net Rem oval...
  • Page 13 3. Har d Di s k Rem oval...
  • Page 14 4. As s ’ y Deck Rem oval...
  • Page 15 5. Mai n PCB and S. M. P. S PCB Rem oval...
  • Page 16 6. Jack PCB Rem oval...
  • Page 17 7. DC FAN Rem oval...
  • Page 18 Description – Front Panel...
  • Page 19 Description – Rear Panel...
  • Page 20 Description – Front Panel Display...
  • Page 21 Supplide Accessary : DVD-HR755 supply below accessary...
  • Page 22 Product Specifications (European model)
  • Page 23 Product Specifications (Asia and Australia model)
  • Page 24 Chassis Product Specifications (European model)
  • Page 27 Chassis Product Specifications (Asia and Australia model)
  • Page 30 DVD-HR753,HR755 Key Features Recording Features  ■ MPEG-2 VBR(Variable Bit Rate) Recording ■ Creating a DVD video title using DVD-RW/+RW/-R/+RW/RAM ■ One-Touch Recording ■ Automated Quality Adjustment for Timer Recording ■ Copying data from a digital camcorder using a DV input jack ■...

  • Page 31: Overall Block Diagram

    1. Overall block diagram Block Diagram...

  • Page 32: Wiring Diagram

    2. Wiring diagram Wiring Diagram MAI N PCB...
  • Page 33 3. B/E DIGITAL Board H/W I nt er f ace ■ Per i pher al / St or age I nt er f ace ■ ATAPI Cont r ol l er ( I DE- 1 : HDD, I DE- 0 : ODD) ■...
  • Page 34 4. Fr ont - Mi com I nt er f ace • Front- Micom UD78F4928GF(FIC1, NEC) is used to control Power, LED Module, MTS Block, KEY Input Matrix etc. • The SPI (Serial Peripheral Interface) port provides a bus for a serial interface with AV- CODEC MS9405...
  • Page 35 5. Vi deo I nt er f ace...
  • Page 36 • DIC1 (MPEG2 Encoder/Decoder) diverges from the 13.5MHz crystal, then generates VSYNC and HSYNC. • DIC1 does RGB encoding, copy guard processing and D/Aconversion of 10bit Video signal converted into analog signal is outputted via amplifer of analog part. • DIC1 inputted from pin 131 with 13.5MHz generates HSYNC and VSYNC which are based on video signal.
  • Page 37 6. NTSC/ PAL Vi deo DECODER  Video Decoder(SAA7138) is a high quality NTSC, PAL, and SECAM video decoder plus YPbPr component inputs designed for multimedia applications.  This VIC1 (SAA7138) includes three 10- bit high speed ADCs.converters. and A/D conversion of 10bit analog Video signal converted into Digital Video signal (ITU- R656 Format) is outputted via ...
  • Page 38 7. A/ V SW I TCHI NG • DVD- HR755 has the one RCA Video input(FRONT IN) and two SCART Jack. • AV1 Scart jack IN(CVBS) ,AV2 Scart jack IN((RGB Input, CVBS ) • AV3 RCA input in Front Panel .
  • Page 39 7. A/ V SW I TCHI NG  IC216(HA118827) select one of the input video signal among the RF signal(pin14), AV1(pin12), AV2(pin10),front AV3(pin8).  Selected video signal pass to VIC1(video decoder, SAA7138) and EIC1(MPEG ENCODER chip) through the pin35.  DIC1(MPEG DECODER chip) decode MPEG2 video format and output analog S- video(Y,C) and componect(Y,Pb,Pr) to IC216.
  • Page 40 8. Vi deo Out put I nt er f ace  DIC1 inputted from pin 131 with 13.5MHz generates HSYNC and VSYNC which are based on video signal. DIC1 is synchronous signals with decoded video signal. DIC1 does RGB encoding, copy guard processing and D/A conversion of 10bit Video signal converted into analog signal is outputted via amplifer of analog part.
  • Page 41 9. NTSC/ PAL Di gi t al encoder  The NTSC/PAL digital video encoder (DENC) module converts a digital video data stream into NTSC or PAL composite or component video output.  The digital input format includes 8- bit (interleaved) or 16- bit YCbCr 4:2:2 video. ...
  • Page 42 10. AUDI O...
  • Page 43 1. I nput bl ock DVD- HR755 has three stereo line input terminals(AV1,AV2,AV3) and internal TV- audio from RF Tuner Block. These four analog audio signal source are selected in IC216. The switching operation of IC216 is controlled by FIC1(Front Micom) with I2C interface.

  • Page 44: Circuit Diagram

    11. Ci r cui t Di agr am Circuit Diagram...
  • Page 45 12. St er eo/ Bi l i ngual ( MTS)  s um m ar y MTS SIGNAL : mono, Nicam Dual, Nicam STEREO, A2 Dual, A2 STEREO A2 : Germany, Australia, … Nicam : UK, FRANCE,…...
  • Page 46 < MTS s i gnal t abl e >...
  • Page 47  Si gnal r out e 1) SIF signal from tuner(TTM1) is connected to MTS processor(VIC1, Main board). * . SI F : Sound I nt er m edi at e Fr equency 2) MTS processor(VIC1) detect the stereo and NICAM signal and send the detecting state to micom(EIC1) and Front Micom( FIC1) .
  • Page 48 13. Tuner / Dem odul at or <Bl ock di ag r am of Tuner >...
  • Page 49  Tuner Tuner consists of LPF/HPF,Single Tune,RF amplifier,Double Tune and MOP circuits.(see the block diagram) ⓐ LPF/HPF(Low Pass Filter/High Pass Filter) - . IF rejection : preventing for IF frequency signal interference from antenna. - . LPF : for VHF band ,remove UHF band signal - .
  • Page 50 ⓓ MOP(Mixer,OSC,PLL) - . MOP is consisted of VHF OSC,UHF OSC,Mixer circuits. - . It have double balance mixer for removing interference. - . MOP tuned the selected channel. - . It is very important function in tuner. - . MOP generate IF signal and connect to IF demodulator. * .
  • Page 51  Dem odul at or - . Demodulate the IF signal for base band video and audio. - . The demodulated video and audio signal go to AV processing. : go to MUX IC for AV input switching) * . MUX : Mul t i pl exer <...
  • Page 52 14. S/W UPGRADE 1) Download the software update file from the samsung internet site. (http://europe.samsungportal.com) 2) W rite the file to disc using the CD- RW of your computer. - Recommended Application Program : Nero Burning / Easy CD Creator ..etc - Character set : ISO 9660 or Joliet Format - CD Close &...
  • Page 53 4) Press the OK button on the remote control if the mesage above appears. 5) It takes about 1~2 minutes to complete the update. The message below will be displayed in the screen after update is completed and the tray will open automatically.
  • Page 54 15. Troubleshooting (For consumer self) Cannot r ecor d TV pr ogr am m es . 1. Di d you s et t he DVD- HDD r ecor der channel s et t i ngs cor r ect l y? 2.
  • Page 55 No s ound. 1. I f you ar e pl ayi ng a pr ogr am m e at hi gher s peed t han f as t 1 s peed, s ound wi l l not be hear d. 2.
  • Page 56 16. Tr oubl es hoot i ng ( For s er vi ce engi neer )

This manual is also suitable for:

Dvd-hr751Dvd-hr753Dvd-hr755Dvd-hr756Dvd-hr757