Hitachi DVPF2E Service Manual
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Hitachi DVPF2E Service Manual

Dvd players & video cassette recorders
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Download this manual See also: Instruction Manual
SERVICE MANUAL
OPEN/
OPEN/
CLOSE
CLOSE
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
DVD PLAYER & VIDEO CASSETTE RECORDER
July
VIDEO IN
VIDEO IN
VIDEO IN
VIDEO IN
CHANNEL
CHANNEL
CHANNEL
CHANNEL
TIMER SET
TIMER SET
TIMER SET
TIMER SET
DVD
DVD
VCR
VCR
L
L
OUTPUT
OUTPUT
OUTPUT
OUTPUT
(mono)
(mono)
(mono)
(mono)
STANDBY
ST
STANDBY
ST
ANDBY
ANDBY
R
R
CST.IN
CST
CST.IN
CST
.IN
.IN
AUDIO IN
AUDIO IN
UDIO IN
UDIO IN
PAL
2002
No. 9208E
DVPF2E
DVPF2EUK
Digital Media Division

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  • Page 1 No. 9208E DVPF2E SERVICE MANUAL DVPF2EUK VIDEO IN VIDEO IN VIDEO IN VIDEO IN CHANNEL CHANNEL CHANNEL CHANNEL TIMER SET TIMER SET TIMER SET TIMER SET OPEN/ OPEN/ OUTPUT OUTPUT OUTPUT OUTPUT (mono) (mono) (mono) (mono) CLOSE CLOSE STANDBY STANDBY...

  • Page 2: Table Of Contents

    CONTENTS SCHEMATIC AND BLOCK DIAGRAMS/ CHAPTER 1 GENERAL INFORMATION CHAPTER 4 CBA’S SPECIFICATIONS......E1-1-1 LASER BEAM SAFETY PRECAUTIONS.

  • Page 3: Chapter 1 General Information

    CHAPTER 1 GENERAL INFORMATION SPECIFICATIONS Product type: DVD/VCR player with Video Cassette Recorder Discs: DVD video Audio CD Video Cassette tape Converter output: UHF Channel 22 to 69. Power source: 220-240V +/- 10%, 50Hz +/- 0.5% Power consumption: 30 W (standby: 5.7 W) Operating temperature: 5˚C to 40˚C Dimensions:...

  • Page 4: Laser Beam Safety Precautions

    LASER BEAM SAFETY PRECAUTIONS This DVD player uses a pickup that emits a laser beam. Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin. The laser beam is emitted from the location shown in the figure. When checking the laser diode, be sure to keep your eyes at least 30cm away from the pickup lens when the diode is turned on.

  • Page 5: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS Product Safety Notice I. Also check areas surrounding repaired locations. J. Be careful that foreign objects (screws, solder Some electrical and mechanical parts have special droplets, etc.) do not remain inside the set. safety-related characteristics which are often not evi- K.

  • Page 6: Safety Check After Servicing

    Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts, Chassis or Secondary Conductor and wires have been returned to their original posi- tions. Afterwards, do the following tests and confirm the specified values to verify compliance with safety Primary Circuit Terminals standards.

  • Page 7: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING Circuit Board Indications How to Remove / Install Flat Pack-IC a. The output pin of the 3 pin Regulator ICs is indi- 1. Removal cated as shown. With Hot-Air Flat Pack-IC Desoldering Machine:. (1) Prepare the hot-air flat pack-IC desoldering Top View Bottom View machine, then apply hot air to the Flat Pack-IC...
  • Page 8 With Soldering Iron: (4) Bottom of the flat pack-IC is fixed with glue to the CBA; when removing entire flat pack-IC, first apply (1) Using desoldering braid, remove the solder from all soldering iron to center of the flat pack-IC and heat pins of the flat pack-IC.

  • Page 9: Instructions For Handling Semi-Conductors

    2. Installation Instructions for Handling Semi-conductors (1) Using desoldering braid, remove the solder from the foil of each pin of the flat pack-IC on the CBA Electrostatic breakdown of the semi-conductors may so you can install a replacement flat pack-IC more occur due to a potential difference caused by electro- easily.

  • Page 10: Preparation For Servicing

    PREPARATION FOR SERVICING How to Enter the Service Mode About REC-Safety Switch Caution: The REC-Safety Switch is directly mounted on the About Optical Sensors Main CBA. When the Deck Mechanism Assembly is Caution: removed from the Main CBA for servicing, this switch does not work automatically.

  • Page 11: Operating Controls And Functions

    OPERATING CONTROLS AND FUNCTIONS [ DV-PF2E ] FRONT PANEL VIDEO IN VIDEO IN CHANNEL CHANNEL TIMER SET TIMER SET OPEN/ OPEN/ OUTPUT OUTPUT (mono) (mono) CLOSE CLOSE STANDBY STANDBY CST.IN CST.IN AUDIO IN AUDIO IN OUTPUT Light is on. To make the green DVD OUT- REMOTE CONTROL PUT light come on, press the DVD Button on the remote control or the OUTPUT Button on the front...
  • Page 12 32. CLEAR/C.RESET Button 16. g(F.FWD) Button (VCR) ● DVD mode Press to rapidly advance the tape, or view the picture Press to reset the setting. rapidly in forward during playback. (Forward ● VCR mode Search). When setting programme (For example:set- Press to reset the counter.
  • Page 13 54. DISPLAY Button 44. F(PAUSE/STILL) Button ● ● DVD mode DVD mode Press to access or remove the display screen during Press to pause Disc playback. Press repeatedly to DVD or Audio CD playback. advance the DVD picture step by step (or one ●...
  • Page 14 DISPLAYS DURING DISPLAY OPERATION Power on No disc inserted Tray open Tray closed Loading the Disc Power off LOADING THE BATTERIES 1. Open the battery compartment cover. 2. Insert two AA batteries, with each one oriented cor- rectly. 3. Close the cover. Notes Do not mix alkaline and manganese batteries.
  • Page 15 DESCRIPTION-REAR PANEL REAR VIEW AERIAL ANALOG S-VIDEO DIGITAL AUDIO OUT AUDIO OUT DVD/VCR COAXIAL OPTICAL RF OUT AV2 (DECODER) AV1 (TV) AC POWER CORD Connect the supplied audio cables here and to the Connect to a standard AC outlet to supply power Audio In jacks of a television or other audio equipment.
  • Page 16 [ DV-PF2E(UK) ] FRONT PANEL VIDEO IN VIDEO IN CHANNEL CHANNEL TIMER SET TIMER SET OPEN/ OPEN/ (mono) (mono) OUTPUT OUTPUT CLOSE CLOSE STANDBY STANDBY CST.IN CST.IN AUDIO IN AUDIO IN OUTPUT Light is on. To make the green DVD OUT- REMOTE CONTROL PUT light come on, press the DVD Button on the remote control or the OUTPUT Button on the front...

  • Page 17: Press To Rapidly Advance The Tape, Or View The Picture

    31. ZOOM Button 16. g(F.FWD) Button (VCR) Enlarges part of a DVD-reproduced image. Press to rapidly advance the tape, or view the picture 32. CLEAR/C.RESET Button rapidly in forward during playback. (Forward ● DVD mode Search). When setting programme (For example:set- Press to reset the setting.

  • Page 18: Press To Begin Playback. Press To Enter Digits When

    gramme (For example: setting clock or timer pro- Press to bring up the Top Menu on a disc. ● gramme). VCR mode Press to programme timer recording with the 44. F(PAUSE/STILL) Button VIDEO Plus+ system. ● DVD mode 54. DISPLAY Button Press to pause Disc playback.
  • Page 19 DISPLAYS DURING DISPLAY OPERATION Power on No disc inserted Tray open Tray closed Loading the Disc Power off LOADING THE BATTERIES 1. Open the battery compartment cover. 2. Insert two AA batteries, with each one oriented cor- rectly. 3. Close the cover. Notes Do not mix alkaline and manganese batteries.
  • Page 20 DESCRIPTION-REAR PANEL REAR VIEW AERIAL ANALOG S-VIDEO DIGITAL AUDIO OUT AUDIO OUT DVD/VCR COAXIAL OPTICAL RF OUT AV2 (DECODER) AV1 (TV) Connect the supplied audio cables here and to the AC POWER CORD Audio In jacks of a television or other audio Connect to a standard AC outlet to supply power equipment.

  • Page 21: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE HOW TO UPDATE THE FIRMWARE VERSION 1. Turn the power on and remove the disc on the tray. 2. To put the DVD player into version up mode, press Fig. d VFD in Programming Mode (Example) [9], [8], [7], [6], and [SEARCH MODE] buttons on The appearance shown in (*2) of Fig.

  • Page 22: Troubleshooting

    TROUBLESHOOTING [ POWER SUPPLY SECTION ] FLOW CHART NO.1 The power cannot be turned on.(1) See FLOW CHART No.2 <The fuse blows out.> Is the fuse normal? Is normal state restored when once unplugged Check if there is any leak or short-circuit on the power cord is plugged again after several seconds.
  • Page 23 FLOW CHART NO.7 PON 5V is not outputted. (PON 44V is outputted normally.) Check D057,D1005,D1013,D1041,C1008,C1009 Is 5V voltage supplied to the collector of Q056? and their periphery. Is the "H" pulse inputted into the base of Q056? Check Q056, R058,R059,R060 and their periphery. Replace Q056.
  • Page 24 [ DVD SECTION ] FLOW CHART NO.1 The key operation is not functioning. Are the contact point and the installation state of the key switches (SW2012,2011,2016,2017) normal? Is the control voltage normally supplied to Replace the key switches (SW2012,2011,2016, 2017) and their periphery. Pins(3, 4, 7, 8, 10) of IC2001? FLOW CHART NO.2 No operation is possible from the remote control unit.
  • Page 25 FLOW CHART NO.5 [No Disc] is indicated. (When the focus error occurs) Replace DVD Main CBA Unit. No improvement can be found. The malfunction of the original DVD Main CBA Unit. Replace DVD Mechanism. FLOW CHART NO.6 [No Disc] is indicated. (When the focus servo is not functioning.) Replace DVD Main CBA Unit.
  • Page 26 FLOW CHART NO.9 Picture does not appear normally. Set the disc on the disc tray and playback. Are the video signals outputted to each pin of Replace DVD Main CBA Unit or DVD Mechanism. main unit connector CN1601? CN1601 10PIN CVBS CN1601 8PIN CN1601 12PIN...
  • Page 27 FLOW CHART NO.10 Sound is not outputted. Set the disc on the disc tray, and playback. Are the analogue audio signals outputted to each Replace DVD Main CBA Unit or DVD Mechanism. pin of the main unit connector CN1601? CN1601 16PIN DVD-AUDIO-L CN1601 18PIN DVD-AUDIO-R Check each line between each pin of the main unit Are the analogue audio signals inputted to each...
  • Page 28 [ VCR SECTION ] FLOW CHART NO.1 The key operation is not functioning. Is the key switch contact and installation state Replace the key switch. normal? Check the key switches and their periphery. Is the control voltage normally input into Pins(7, 8) of IC501? KEY-1 KEY-2...
  • Page 29 FLOW CHART NO.3 Cassette tape can not be loaded. When loading a cassette tape, on Pin(10) of Check the line between the start sensor and IC501, does the "L" pulse switch to the "H" pulse? Pin(10) of IC501. When loading a cassette tape, is the specified Replace the Capstan Motor Unit.
  • Page 30 FLOW CHART NO.6 Capstan Motor does not rotate. Is 5V voltage supplied to Pin(9) of CL502? Check the PON+5V line. Check the line between Pin(6) of CL502 and Is over 2.6V voltage supplied to Pin(6) of CL502? Pin(76) of IC501. Is 12V voltage supplied to Pin(11) of CL502? Check the AL+12V line.
  • Page 31 FLOW CHART NO.10 Drum Servo is not functioning. Is there 12.0MHz oscillation at Pin(38) of IC501? Check X501 and their periphery. In REC mode Replace IC501. In PLAYBACK mode Check the cable connected to CL502. Is the drum FG signal inputted to Pin(89) of IC501? If it is normal, replace the Capstan Motor Unit.
  • Page 32 FLOW CHART NO.12 Video E-E does not appear. Is the Video signal inputted to Pins(48,50,52,54) of 1) In the external input mode IC301? Check the line between the video input terminal (JK101) and Pin(50) of IC301. Check the line between the video input terminal (JK102) and Pin(52) of IC301.
  • Page 33 FLOW CHART NO.13 Hi-Fi audio does not operate normally. Check the periphery circuit of the front input terminal (JK651, JK652). Is each signal supplied to each pin of IC451 as below? Check the periphery circuit of the rear input L-ch R-ch terminal (JK101).
  • Page 34 FLOW CHART NO.14 Replace IC451. Hi-Fi audio can not be recorded normally. (E-E mode is normal.) Is the REC FM signal outputted to Pin(24,26,27) of Is the 5V voltage supplied to Pin(32) of IC451? IC451? Check the AL+5V line. Check CL253 and the connected cable. FLOW CHART NO.15 Replace IC451.

  • Page 35: Cabinet Disassembly Instructions

    CHAPTER 2 DISASSEMBLY AND ADJUSTMENT CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart REMOVAL REMOVE/*UNHOOK/ This flowchart indicates the disassembly steps to gain LOC. PART Fig. UNLOCK/RELEASE/ Note access to item(s) to be serviced. When reassembling, UNPLUG/DESOLDER follow the steps in reverse order. Bend, route, and dress the cables as they were originally.
  • Page 36 Reference Notes [1] Top Cover CAUTION 1: Locking Tabs (L-1) and (L-2) are fragile. (S-1) (S-1) Be careful not to break them. 1-1. Connect the wall plug to an AC outlet and press the OPEN/CLOSE button to open the Tray. 1-2.
  • Page 37 (S-4) CN701 (S-7) CN501 [7] Rear Panel (S-4) (S-6) (S-7) [5] DVD Mecha Assembly Fig. D6 Fig. D4 (S-8) (S-9) (S-5) (S-5) CN101 [6] DVD Main (S-5) (S-8) CBA Unit (S-8) (S-9) CN401 [8] VCR Chassis DVD Mecha Unit Assembly CN002 Short the three short lands by soldering CN001...
  • Page 38 FE Head Cylinder Assembly AC Head Assembly SW507 LD-SW [9] Deck Assembly [10] Main CBA [12] AFV CBA CN2002 [9] Deck Assembly Cam Gear Hole Shaft Desolder Hole Desolder [11] Function CBA LD-SW from bottom [10] Main CBA (S-10) [10] Main CBA From Cylinder From...
  • Page 39 Bracket (S-11) (S-12) (S-11) [13] Power Supply CBA (W-1) (S-13) [15] Deck Pedestal-2 (L-3) (W-1) [17] Insulator (W-1) [16] Side Bracket [14] Deck Pedestal-1 (S-14) Fig. D9 HOW TO MANUAL EJECT 1. Remove the Top Case. 2. Make a tool from a paper clip, etc., (length = approxi- mately 50 mm, maximum diameter = approximately 3 mm) as shown below.

  • Page 40: Disassembly/Assembly Procedures Of Deck Mechanism

    DISASSEMBLY/ASSEMBLY PROCEDURES OF DECK MECHANISM Before following the procedures described below, be sure to remove the deck assembly from the cabinet. (Refer to CABINET DISASSEMBLY INSTRUCTIONS on page E2-1-1.) All the following procedures, including those for adjustment and replacement of parts, should be done in Eject mode;...

  • Page 41: Exploded Views 3

    REMOVAL INSTALLATION STEP START- REMOVE/*UNHOOK/ PART /LOC. ADJUSTMENT Fig. No. UNLOCK/RELEASE/ CONDITION UNPLUG/DESOLDER Loading Arm S(B) (+)Refer to Alignment [35] [25] DM2,DM15 Assembly Sec.Pg.E2-3-1 Loading Arm T(B) (+)Refer to Alignment [36] [35] DM2,DM15 Assembly Sec.Pg.E2-3-1 [37] [2],[25] M Brake T(HI) Assembly DM1,DM16 *(P-6) [38] [2],[25] M Brake S(HI) Assembly...
  • Page 42 Top View [45] [46] [50] [47] [14] [13] [11] [15] [39] [40] [10] [12] [38] [37] [44] [33] [42] [31] [32] [41] [43] Fig. DM1 Bottom View [19] [36] [35] [24] [26] [27] [25] [23] [28] [22] [29] [20] [34] Fig.
  • Page 43 (S-1) (S-1) (S-2) (P-1) (S-4) (S-3) Fig. DM5 Note: Either of two types (A and B) of CLEANER ASSEMBLY is applied for the Deck Assembly. Though Fig. DM3 these structures are different, they are compatible. [50] Type A Pin D Pin C Type B [51]...
  • Page 44 (S-7) (S-9) [14] (S-10) [15] Desolder from bottom (S-6) Lead with White Stripe Belt View for A Fig. DM7 Fig. DM9 (L-2) Adj. Screw [17] After removing the Screw (S-11), [11] while pressing the Locking Tab (L-3) (L-1) (L-3), remove [16]. (P-3) [16] [13]...
  • Page 45 (C-1) Cap Belt [20] [19] [21] Fig. DM12 (S-12) Fig. DM11 E2-2-6...
  • Page 46 [25] (C-5) (C-2) (C-3) [22] [23] (S-15) [26] (L-4) (P-4) [27] (C-6) [29] (C-4) [28] [30] [24] [31] (P-4) [28] [32] When installing [23], install the spring (P-4) to [28] as Position of Mode Lever when installed shown in the left figure, and Pin of [38] then install [23] while Pin on...
  • Page 47 Refer to the Alignment Section, Page E2-3-1. [46] [45] [47] (P-5) (L-7) [34] [33] [36] [35] (L-5) Fig. DM17 Fig. DM15 [39] (C-8) [42] (C-7) (P-7) [44] [41] turn (L-6) [43] [48] [49] Slide (P-6) [38] turn [37] [40] Fig. DM18 turn Fig.

  • Page 48: Alignment Procedures Of Mechanism

    ALIGNMENT PROCEDURES OF MECHANISM The following procedures describe how to align the Alignment 1 individual gears and levers that make up the tape Loading Arm, S and T Assembly loading/unloading mechanism. Since information about the state of the mechanism is provided to the Install Loading Arm S and T Assembly so that their System Control Circuit only through the Mode Switch, triangle marks point to each other as shown in Fig.
  • Page 49 Alignment 3 Cam Gear (A), Rack Assembly Install the Rack Assembly so that the first tooth on the gear of the Rack Assembly meets the first groove on the Cam Gear (A) as shown in Fig. AL4. Top View Cam Gear (A) Alignment 3 First tooth First groove...

  • Page 50: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: "CBA" is an abbreviation for Head Switching Position Adjustment "Circuit Board Assembly." Purpose: NOTE: To determine the Head Switching point during 1.Electrical adjustments are required after replacing playback. circuit components and certain mechanical parts. Symptom of Misadjustment: It is important to do these adjustments only after all repairs and replacements have been com- May cause Head Switching noise or vertical jitter...

  • Page 51: Fixture And Tape For Adjustment

    FIXTURE AND TAPE FOR ADJUSTMENT 1. Alignment Tape 2. Special Driver No. 7099052 (MH-2) No. 7099028 How To Use The Fixtures And Tape Item No. Name Part No. Adjustment I Head Switching Point Alignment Tape 7099052 I Tape Interchangeability Alignment Special Driver 7099028 I Guide Roller...

  • Page 52: Mechanical Alignment Procedures

    MECHANICAL ALIGNMENT PROCEDURES Explanation of alignment for the tape to correctly run B. Method to place the Cassette Holder in the tape- starts on the next page. Refer to the information below loaded position without a cassette tape on this page if a tape gets stuck, for example, in the 1.

  • Page 53: Tape Interchangeability Alignment

    1.Tape Interchangeability Alignment Note: To do these alignment procedures, make sure that the Tracking Control Circuit is set to the center position every time a tape is loaded or unloaded. (Refer to page E2-6-4, procedure 1-C, step 2.) Equipment required: Dual Trace Oscilloscope VHS Alignment Tape (MH-2) Guide Roller Adj.

  • Page 54: 1-A.preliminary/Final Checking And Alignment Of Tape Path

    1-A. Preliminary/Final Checking and 3. Check to see that the tape runs without creasing at Alignment of Tape Path Take-up Guide Post [4] or without snaking between Guide Roller [3] and AC Head. (Fig. M3 and M5) Purpose: 4. If creasing or snaking is apparent, adjust the Tilt To make sure that the tape path is well stabilized.

  • Page 55: 1-C.checking/Adjustment Of Envelope Waveform

    1-D. Azimuth Alignment of Audio/Control/ 6. Press CH DOWN button on the unit until the CTL waveform has shifted from its original position (not Erase Head the position achieved in step 5, but the position of Purpose: CTL waveform in step 4) by approximately -2ms. To correct the Azimuth alignment so that the Audio/ Make sure that the envelope is simply attenuated Control/Erase Head meets tape tracks properly.

  • Page 56: Standard Maintenance

    STANDARD MAINTENANCE Service Schedule of Components h: Hours : Check I: Change Deck Periodic Service Schedule Ref.No. Part Name 1,000 h 2,000 h 3,000 h 4,000 h Cylinder Assembly Loading Motor Assembly Pulley Assembly Tension Lever Sub Assembly AC Head Assembly B573,B574 Reel S, Reel T Capstan Motor...

  • Page 57: Cleaning

    Cleaning Cleaning of Audio Control Head Clean the head with a cotton swab. Cleaning of Video Head Procedure Clean the head with a head cleaning stick or chamois 1.Remove the top cabinet. cloth. 2.Dip the cotton swab in 90% isopropyl alcohol and Procedure clean the audio control head.

  • Page 58: Chapter 3 Exploded Views And Parts List

    CHAPTER 3 EXPLODED VIEWS AND PARTS LIST EXPLODED VIEWS Cabinet 2L041 2L071 2L071 2L041 2L071 2L041 2L071 JW004 2L041 2L041 2L071 JW003 JW009 DVD Main 2L041 CBA Unit 2L021 JW007 2L021 2L034 JW008 2L034 2B41 JW005 2L034 AFV CBA 2L034 2L054 F1001 2L041...

  • Page 59: Deck Mechanism View 2

    Deck Mechanism View 1 Deck Mechanism View 2 Mark Description Mark Description Note: Both the TENSION B587 Floil G-374G (Blue grease) (Blue grease) Floil G-374G LEVER ASSEMBLY SANKOUL FG84M (Yellow grease) MK11(B27) and the TENSION SLIDUS OIL #150 LEVER ASSEMBLY MK11 SLIDUS OIL #150 (B587) can be used.
  • Page 60 Deck Mechanism View 3 Mark Description Floil G-374G (Blue grease) SLIDUS OIL #150 Note: There are two types (A and B) of B529 (CLEANER L1321 ASSEMBLY), which includes B359 (CLEANER LEVER), B360 B347 (CLEANER ROLLER), B361 (CL POST), etc. These types of B529 (CLEANER ASSEMBLY) are compatible, and there is no problem when using either, but it is recommended that you L1321...

  • Page 61: Replacement Parts List

    REPLACEMENT PARTS LIST Mechanical Parts List SYMBOL-NO P-NO DESCRIPTION SYMBOL-NO P-NO DESCRIPTION TJ15161 CAP BELT MECHANISM SECTION TS17499 FE HEAD TJ16231 FRONT ASSEMBLY [DV-PF2E(UK)] TJ15163 PRISM TJ16232 FRONT ASSEMBLY [DV-PF2E] B121 TJ15982 WORM TJ15941 TOP COVER B126 TJ15983 PULLEY TJ16233 PANEL, REAR [DV-PF2E(UK)] B133 TJ15288...
  • Page 62 SYMBOL-NO P-NO DESCRIPTION SYMBOL-NO P-NO DESCRIPTION B558 TJ16004 LOADING MOTOR B559 TS17515 CLUTCH ASSEMBLY B560 TJ15303 KICK SPRING B562 TJ15221 CASSETTE DRIVE LEVER (L) B563 TJ15222 SLIDER SHAFT B564 TJ16034 M GEAR B565 TJ16005 SENSOR GEAR B567 TJ15226 PINCH ARM (B) B568 TJ15304 BT ARM...

  • Page 63: Electrical Parts List

    Note: Although some parts in the schematic diagrams have different names from those in the parts list, Electrical Parts List there is no problem in replacing parts. SYMBOL-NO P-NO DESCRIPTION SYMBOL-NO P-NO DESCRIPTION D1008 TJ14082 SCHOTTKY BARRIER DIODE SB340 RESISTOR D1009 TJ15128 RECTIFIER DIODE FR202...
  • Page 64 SYMBOL-NO P-NO DESCRIPTION SYMBOL-NO P-NO DESCRIPTION Q102 TC10778 TRANSISTOR KTC3199(Y) TJ15421 INDUCTOR 18UH Q103 TC10784 TRANSISTOR KTA1266(GR) 5121287 INDUCTOR 10UH Q104 TC10784 TRANSISTOR KTA1266(GR) L008 TJ13909 CHOKE COIL 47UH Q105 TC10778 TRANSISTOR KTC3199(Y) L052 TJ13909 CHOKE COIL 47UH Q301 TC10784 TRANSISTOR KTA1266(GR) L053 TA12561...
  • Page 65 SYMBOL-NO P-NO DESCRIPTION SYMBOL-NO P-NO DESCRIPTION FL2001 TE14801 V.F.D. 20U29100SAN J922 TA12575 BEAD CORE JK101 TE15322 21P RGB JACK JK102 TE15322 21P RGB JACK JK651 TE15183 RCA JACK(RED) JK652 TE15182 RCA JACK(WHITE) JK653 TE15181 RCA JACK(YELLOW) JK751 TE15133 RCA JACK JK1202 TE15134 RCA JACK(BLACK)

  • Page 66: Chapter 4 Schematic And Block Diagrams/Cba's

    CHAPTER 4 SCHEMATIC AND BLOCK DIAGRAMS/CBA’S SCHEMATIC DIAGRAMS / CBA’S AND TEST POINTS Standard Notes Notes: WARNING 1. Do not use the part number shown on these draw- ings for ordering. The correct part number is shown Many electrical and mechanical parts in this chassis in the parts list, and may be slightly different or have special characteristics.
  • Page 67 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE. 2. CAUTION: Fixed Voltage (or Auto voltage selectable) power supply circuit is used in this unit. If Main Fuse (F001) is blown, first check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply.

  • Page 68: Vcr Section Wiring Diagram

    VCR SECTION Wiring Diagram REAR S-VIDEO DIGITAL AUDIO AUDIO AUDIO OUT OUT (R) OUT (L) ANT-IN ANT-OUT JW002 CN505 CN651 CN1001 1 GND VIDEO P-ON+1.8V KEY-2 P-ON+1.8V CN002 CN051 CL051 3 AL+5V JW009 EV+2.5V 1 AL+44V AL+44V CAS-LED EV+2.5V AC CORD AUDIO AL+12V AL+12V...

  • Page 69: Main 1/8 Schematic Diagram

    Main 1/8 Schematic Diagram 4-1-4...

  • Page 70: Main 2/8 Schematic Diagram

    Main 2/8 Schematic Diagram Waveforms (TP751 of Main CBA) V-OUT E-E 10usec 50mV x 10 UPPER (TP751 of Main CBA) (TP504 of Main CBA) LOWER V-OUT 0.1V x 10 RF-SW 0.5V x 10 50usec UPPER (TP301 of Main CBA) (TP504 of Main CBA) LOWER C-PB 10mV x 10...

  • Page 71: Main 3/8 Schematic Diagram

    Main 3/8 Schematic Diagram 4-1-6...

  • Page 72: Main 4/8 Schematic Diagram

    Main 4/8 Schematic Diagram 4-1-7...

  • Page 73: Main 5/8 Schematic Diagram

    Main 5/8 Schematic Diagram 4-1-8...

  • Page 74: Main 6/8 Schematic Diagram

    Main 6/8 Schematic Diagram 4-1-9...

  • Page 75: Waveforms

    Waveforms Pin 8 of CN1601 Pin 16 of CN1601 NOTE: Input CD: 1kHz PLAY (WF4~WF6) DVD: POWER ON (STOP) MODE (WF1~WF3) VIDEO-Y 0.2V 20usec AUDIO-L 0.5msec Pin 10 of CN1601 Pin 18 of CN1601 VIDEO-CVBS 0.5V 20usec AUDIO-R 0.5msec Pin 12 of CN1601 Pin 21 of CN1601 VIDEO-C 0.2V...

  • Page 76: Main 7/8 Schematic Diagram

    Main 7/8 Schematic Diagram 4-1-11...

  • Page 77: Main 8/8 Schematic Diagram

    Main 8/8 Schematic Diagram 4-1-12...

  • Page 78: Power Supply Schematic Diagram

    Power Supply Schematic Diagram CAUTION ! NOTE : CAUTION Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. The voltage for parts in hot circuit is measured using FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, If Main Fuse (F001) is blown, check to see that all components in the power supply hot GND as a common terminal.

  • Page 79: Function Schematic Diagram

    Function Schematic Diagram FL2001 MATRIX CHART STANDBY REPEAT STANDBY TITLE CHP. TRK. REPEAT TITLE CHP. TRK. 4-1-14...

  • Page 80: Front Jack Schematic Diagram

    Front Jack Schematic Diagram Note: When it is necessary to replace one or more of the following Diodes, all four should be replaced: D651, D652, D653, D654. 4-1-15...

  • Page 81: Afv Schematic Diagram

    AFV Schematic Diagram 4-1-16...

  • Page 82: Main Cba Top View

    Main CBA Top View Sensor CBA Top View TP751 V-OUT TP301 C-PB Sensor CBA Top View TP502 END-S VR501 SW-P TP503 TP504 RF-SW TP501 S-INH 4-1-17...

  • Page 83: Main Cba Bottom View

    Main CBA Bottom View 4-1-18...

  • Page 84: Power Supply Cba Top/Bottom View

    Power Supply CBA Bottom View Power Supply CBA Top View CAUTION ! BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER NOTE : CAUTION Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. SUPPLY CIRCUIT , AN ISOLATION TRANSFORMER MUST BE USED.

  • Page 85: Function Cba Top/Bottom View

    Function CBA Top View Function CBA Bottom View 4-1-20...

  • Page 86: Front Jack Cba Top/Bottom View

    Front Jack CBA Top View Front Jack CBA Bottom View 4-1-21...

  • Page 87: Afv Cba Top/Bottom View

    AFV CBA Top View AFV CBA Bottom View Junction-A CBA Top View Junction-A CBA Bottom View Junction-B CBA Top View Junction-B CBA Bottom View 4-1-22...

  • Page 88: Dvd Section Wiring Diagram

    DVD SECTION Wiring Diagram DVD MECHA LOADING RELAY CBA MOTOR CN501 P-ON+1.8V 1 P-ON+1.8V 2 EV+2.5V 3 TRAY-OUT CN3001 CN401 EV+2.5V 4 1 LM(+) P-ON+5V 2 LM(-) P-ON+5V 6 SPINDLE TRAY-IN 3 TRAY-IN SW CBA MOTOR GND 7 4 TRAY-OUT GND 8 5 GND GND 9...

  • Page 89: Dvd Main 1/4 Schematic Diagram

    DVD Main 1/4 Schematic Diagram 4-1-24...

  • Page 90: Dvd Main 2/4 Schematic Diagram

    DVD Main 2/4 Schematic Diagram 4-1-25...

  • Page 91: Dvd Main 3/4 Schematic Diagram

    DVD Main 3/4 Schematic Diagram 4-1-26...

  • Page 92: Dvd Main 4/4 Schematic Diagram

    DVD Main 4/4 Schematic Diagram 4-1-27...

  • Page 93: Block Diagrams

    BLOCK DIAGRAMS < VCR SECTION > Servo/System Control Block Diagram (DECK ASSEMBLY) IC501 FRONT JACK CBA MAIN CBA (SERVO/SYSTEM CONTROL) AL+5V SW507 CN505 CN651 AC HEAD ASSEMBLY LD-SW KEY- 2 KEY-2 KEY SWITCH Q507 D555 POWER LED POWER-LED S-LED Q501 AL+5V CAS LED CAS-LED...

  • Page 94: Video Block Diagram

    Video Block Diagram REC-VIDEO SIGNAL PB-VIDEO SIGNAL DVD VIDEO SIGNAL MODE: SP/REC MAIN CBA IC631 (VPS) DAVN-L DAVN-L IIC-BUS SDA TO SERVO/SYSTEM IIC-BUS SDA CONTROL BLOCK IIC-BUS SCL IIC-BUS SCL JK101 VPS-V DVD-R FROM DVD VIDEO BLOCK DVD-G IC501 (OSD) <DVD SECTION>...

  • Page 95: Audio Block Diagram

    Audio Block Diagram PB-AUDIO SIGNAL REC-AUDIO SIGNAL Mode : SP/REC MAIN CBA N-A-PB TO Hi-Fi N-A-REC AUDIO BLOCK IC301 (AUDIO SIGNAL PROCESS) TUNER PB-ON LINE MUTE (DECK ASSEMBLY) SP/LP-ON ACE HEAD ASSEMBLY REC-ON Q404 CL287 CL504 AUDIO A-PB/REC 4 4 A-PB/REC Q403 HEAD A-COM 3...

  • Page 96: Hi-Fi Audio Block Diagram

    Hi-Fi Audio Block Diagram PB-AUDIO SIGNAL REC-AUDIO SIGNAL DVD AUDIO SIGNAL Mode : SP/REC IC751 (SW) JK101 MAIN CBA A-IN1(R) A-IN1(L) Q101 A-OUT1(R) BUFFER A-OUT1(L) Q102 JK102 BUFFER SW CTL A-IN2(R) A-IN2(L) A-OUT2(R) A-OUT2(L) Q752 TO SYSTEM OUTPUT SELECT CONTROL BLOCK JK751 DVD-A(R)

  • Page 97: Power Supply Block Diagram

    Power Supply Block Diagram CAUTION CAUTION ! NOTE : FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, Fixed voltage (or Auto voltage selectable ) power supply circuit is used in this unit. The voltage for parts in hot circuit is measured using If Main Fuse (F001) is blown, check to see that all components in the power supply REPLACE ONLY WITH THE SAME TYPE T1.6AL/250V FUSE.
  • Page 98 BLOCK DIAGRAMS < DVD SECTION > DVD System Control Block Diagram IC601 (DVD HOST PROCESSOR) IC2001 IC301 TFWD (FRONT PANEL CONTROL) (FRONT END PROCESSOR) TREV TFWD TOUT FL2001 TFWD TREV TREV GRID TOUT TOUT +3.3V IC605 STDIO FROM/TO STDIO a/KEY-1 CN501 CN1001 CN2002...
  • Page 99 RF Signal Process/Servo Block Diagram DATA(VIDEO/AUDIO) SIGNAL FOCUS SERVO SIGNAL TRACKING SERVO SIGNAL SLIDE SERVO SIGNAL DISK SERVO SIGNAL IC101 (RF SIGNAL PROCESS) PICK-UP UNIT DVD MAIN CBA UNIT HOLD TESTSG CN101 FROM/TO DVD SIGNAL PROCESS BLOCK DIAGRAM NARF C 10 DETECTOR BDO DET INPUT...

  • Page 100: Dvd System Control Block Diagram

    DVD Signal Process Block Diagram DATA(VIDEO/AUDIO) SIGNAL DVD MAIN CBA UNIT IC201 (DVD SIGNAL PROCESS) PARA0 PARA1 PARA2 DATA VIDEO/AUDIO PARA3 TO DVD VIDEO SLICER PARA0-PARA7 DEMODULATOR FROM/TO RF SIGNAL INTERFACE BLOCK DIAGRAM NARF PARA4 PROCESS/SERVO PARA5 BLOCK DIAGRAM TESTSG PARA6 PARA7 MEMORY...

  • Page 101: Dvd Video Block Diagram

    DVD Video Block Diagram DATA(VIDEO) SIGNAL DATA(AUDIO) SIGNAL VIDEO SIGNAL DATA(VIDEO/AUDIO) SIGNAL IC601 (DVD HOST PROCESSOR) CACHE SUBSYSTEM FROM DVD PARA0 INTERNAL CENTRAL FRONT-END PCM-BCK SIGNAL PROCESS PARA0-PARA7 PERIPHERALS COMMAND & LINK PCM-DATA0 BLOCK DIAGRAM PARA7 TO DVD PORTS PORT INTERFACE PCM-SCLK AUDIO...

  • Page 102: Dvd Audio Block Diagram

    DVD Audio Block Diagram DATA(AUDIO) SIGNAL AUDIO SIGNAL IC1204 FIBER OPTIC TRANS MODULE WF 6 CN701 CN1601 Q1351 JK1202 SPDIF BUFFER DIGITAL AUDIO OUT IC801 (AUDIO DAC) IC1201 (AMP) SPDIF CN701 CN1601 DVD-A(L) L-CH 4X/8X PCM-BCK ENPHANCED LPF+AMP DVD-AUDIO-L TO AUDIO OVERSAMPLING PCM-DATA0 SERIAL...

  • Page 103: System Control Timing Charts

    SYSTEM CONTROL TIMING CHARTS Mode SW : LD-SW 18 RF-SW LD-SW Position detection A/D Input voltage Limit Symbol (Calculated voltage) The first rise of RF-SW after a rise in F-AD signal 3.76V~4.50V (4.12V) 4.51V~5.00V F-AD (5.00V) (Internal Signal) 0.00V~0.25V (0.00V) 1.06V~1.50V (1.21V) "H"...
  • Page 104 18 RF-SW The first rise of RF-SW after a rise in F-AD signal F-AD (Internal Signal) "H" "H" "Z" C-DRIVE "L" "L" Stop detection (T2) Acceleration Detection (T1) Slow Tracking Value PB CTL Reversal Limit Value 78 C-F/R 16 H-A-SW 15 ROTA STILL FRAME ADVANCE...
  • Page 105 1. EJECT (POWER OFF) -> CASSETTE IN (POWER ON) -> STOP(B) -> STOP(A) -> PLAY -> RS -> FS -> PLAY -> STILL -> PLAY -> STOP(A) SB TL FB SF PIN NO. LD-SW CL/GC 0.3S 0.3S LM-FWD "M" /REV 0.2S 1.2S 0.4S...
  • Page 106 2. STOP(A) -> FF -> STOP(A) -> REW -> STOP(A) -> REC -> PAUSE -> PAUSE or REC -> STOP(A) -> EJECT PIN NO. FB TL CL EJ GC AL LD-SW CL/GC LM-FWD "M" /REV 0.2S 0.4S 0.4S 0.4S 0.1S 0.2S 0.2S "Z"...
  • Page 107 [ DVD Section ] Tray close ~ Play / Play ~ Tray open Eject key on Eject key on Tray close Play Tray open Disc Rotation LSW2 LSW1 4.4s (TL123) 700ms 2.0s 1.2s ( TP122 ) 1.7s ( TL122 ) 4-3-5...

  • Page 108: Ic Pin Function Descriptions

    IC PIN FUNCTION DESCRIPTIONS [ VCR Section ] Signal Active Function Name Level IC501( SERVO / SYSTEM CONTROL IC ) POWER “POWER” LED 23 OUT Signal Output “H” ≥ 4.5V, “L” ≤ 1.0V “CASSETTE” LED 24 OUT CAS LED Signal Active Signal Output Function...
  • Page 109 Signal Active Signal Active Function Function Name Level Name Level H/L/ 52 OUT OSD-V- OSD Video Signal 81 OUT LM-FWD/ Loading Motor Output Control Signal Hi-z DVD Power Control DVD- OSDVcc OSDVcc 82 OUT POWER Signal LPF Connected 83 OUT A-MUTE- Audio Mute Control Terminal (Slicer) Signal (Mute = “H”)
  • Page 110 IC2001 [ PT6315-S(TP) ] Signal In/Out Name Function Name Clock Input Serial Interface Strobe Key Data 1 Input Key Data 2 Input Power Supply a / KEY-1 Segment Output / Key Souce-1 b / KEY-2 Segment Output / Key Souce-2 Segment Output d / KEY-4 Segment Output/ Key Souce-4...

  • Page 111: Lead Identifications

    LEAD IDENTIFICATIONS FS2KM-18A 2SC1815-BL(TPE2) NJM4558D BN1F4M-T KIA78R33PI 2SC1815-Y(TPE2) KIA4558P BA1F4M-T PQ3RD13(1A) 2SC1815-GR(TPE2) KTA1266(GR) 2SC2120-Y(TPE2) KTC3199(Y,GR,BL) KTC3203(Y) 2SC2785(J,H,F,K) KTC3205 (Y) KRC103M 2SA966(Y) KRA103M 2SC2001(K,L) BN1L3Z(P) 2SA1020(Y) KRA110M 2SB892(S) KTA1273(Y) 2SC3266-Y(TPE2) KTA1281(Y) 2SA1015-GR(TPE2) KRA104M BN1L4M-T KRC110M-AT E C B E C B G D S BA1L3Z-T QSZAD0RMB132...
  • Page 112 Hitachi, Ltd. Tokyo, Japan International Sales Division THE HITACHI ATAGO BUILDING, No. 15 –12 Nishi Shinbashi, 2 – Chome, Minato – Ku, Tokyo 105-8430, Japan. Tel: 03 35022111 HITACHI EUROPE LTD. HITACHI EUROPE S.A. Dukes Meadow 364, Kifissias Ave. & 1, Delfon Str.

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