Pioneer DV-444 Service Manual
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Pioneer DV-444 Service Manual

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DVD PLAYER

DV-444
DV-440
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
DV-444
KUXQ
KCXQ
KUXJ
-
KCXJ
-
CONTENTS
1. SAFETY INFORMATION ....................................... 2
4. PCB CONNECTION DIAGRAM ........................... 33
5. PCB PARTS LIST ................................................ 43
6. ADJUSTMENT ..................................................... 48
PIONEER CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
c
PIONEER CORPORATION 2001
STANDBY/ON
Power Requirement
DV-440
AC120V
-
AC120V
AC120V
AC120V
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
DVD PLA YER
7
8
Î
4 1
¡ ¢
0
3
FL DIMMER
• DV-444
Region No.
1
1
1
1
7. GENERAL INFORMATION ................................ 54
7.1 DIAGNOSIS .................................................. 54
PICKUP DEFECTIVE ........................... 54
7.1.2 TEST POINTS LOCATION ................... 55
7.1.4 TROUBLE SHOOTING ........................ 60
7.1.5 ERROR CODE ..................................... 61
7.1.6 DISASSEMBLY .................................... 65
7.2 PARTS .......................................................... 71
7.2.1 IC .......................................................... 71
7.2.2 FL DISPLAY ......................................... 93
ORDER NO.
RRV2490
Remarks
T - ZZE JULY 2001 Printed in Japan

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  • Page 1: Table Of Contents

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2001 T –...

  • Page 2: Safety Information

    The use of a substitute replacement component which does Leakage 0.5mA current Device not have the same safety characteristics as the PIONEER tester under recommended replacement one, shown in the parts list in test this Service Manual, may create shock, fire, or other hazards.

  • Page 3: Exploded Views And Parts List

    See Contrast table (2) Operating Instructions See Contrast table (2) 7 (1/2) 7 (2/2) FRONT (2) CONTRAST TABLE DV-444/KUXQ, KCXQ, DV-440/KUXQ, KUXJ and KCXJ are constructed the same except for the following: Part No. Mark Remarks Symbol and Description DV-444 DV-440...
  • Page 4 DV-444, DV-440 2.2 EXTERIOR SECTION Refer to "2.3 LOADING MECHANISM ASSY". DV-444 Only DV-444 Only...
  • Page 5 VEC2184 Screw BBZ30P100FZK Energy Star Label AAX7876 LED Lens See Contrast table (2) (2) CONTRAST TABLE DV-444/KUXQ, KCXQ, DV-440/KUXQ, KUXJ and KCXJ are constructed the same except for the following: Part No. Mark Remarks Symbol and Description DV-444 DV-440 KUXQ...
  • Page 6 DV-444, DV-440 2.3 LOADING MECHANISM ASSY Note : Refer to " Application of Lubricant". Refer to "2.4 TRAVERSE MECHANISM ASSY-S". Daifree GEM1036 To DVDM CN101 Lubricating Oil GYA1001 Lubricating Oil GYA1001 • LOADING MECHANISM ASSY PARTS LIST Mark No. Description Part No.
  • Page 7 DV-444, DV-440 Application of Lubricant Lubricating Oil GYA1001 Around the shaft No. 11 Loading Base Lubricating Oil GYA1001 Lubricating Oil GYA1001 No. 13 Lubricating Oil Drive Cam GYA1001 No. 13 Top View Drive Cam Rear View Inner side of a ditch...
  • Page 8 DV-444, DV-440 2.4 TRAVERSE MECHANISM ASSY-S 17 (Torque : 0.12 ± 0.01 N•m) Silicone Adhesive GEM1037 Silicone Adhesive GEM1037 4 (Adjustment Screw) (Torque : 0.12 ± 0.01 N•m) 4 (Adjustment Screw) Screw Tight GYL1001 Silicone Adhesive GEM1037 17 (Torque : 0.12 ± 0.01 N•m) •...
  • Page 9 DV-444, DV-440...

  • Page 10: Block Diagram And Schematic Diagram

    DV-444, DV-440 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM IC712 MNR4800DJ7 DVDM ASSY 4M DRAM CN151 (RF) (RF) (26P) (26P) (RF) (VD) (VD) Spindle DSP RF ROMXA SD0-SD7 Motor 57-60 IC101 (RF) 63-66 (AD) LA9701M RF IC IC701...
  • Page 11 DV-444, DV-440 (RF) (VD) : RF SIGNAL ROUTE : VIDEO DATA SIGNAL ROUTE : C SIGNAL ROUTE (AD) : AUDIO DATA SIGNAL ROUTE : VIDEO SIGNAL ROUTE : Y SIGNAL ROUTE (Cb) : AUDIO SIGNAL ROUTE : V SIGNAL ROUTE...
  • Page 12 DV-444, DV-440 3.2 LOAB, SSIB ASSYS and OVERALL WIRING DIAGRAM FLKB ASSY KEYB ASSY (DV-444 : VWG2280) (DV-444 : VWG2289) (DV-440 : VWG2332) (DV-440 : VWG2290) 1/3- JACB ASSY (DV-444 : VWV1840) (DV-440/KUXQ : VWV1899) (DV-440/KUXJ, KCXJ : VWV1844)
  • Page 13 DV-444, DV-440 Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". (RF) : RF SIGNAL ROUTE : FOCUS SERVO LOOP LINE : TRACKING SERVO LOOP LINE : SLIDER SERVO LOOP LINE...
  • Page 14 DV-444, DV-440 3.3 DVDM ASSY (1/4) DVDM ASSY (DV-444 : VWS1485) (DV-440 : VWS1487) DV-440 : 220/4 DV-444 : 100/16 (RF) (RF) CN601...
  • Page 15 : AUDIO DATA SIGNAL ROUTE 2.2k : FOCUS SERVO LOOP LINE : TRACKING SERVO LOOP LINE : SLIDER SERVO LOOP LINE DV-440 : 10k DV-444 : 33k DV-440 : 33k DV-444 : 10k 2/4,3/4 C254 DV-440 : 100/16 DV-444 : 47/16...
  • Page 16 DV-444, DV-440 3.4 DVDM ASSY (2/4) DVDM ASSY (DV-444 : VWS1485) (DV-440 : VWS1487) VYW1857 DV-440 ONLY DV-440 ONLY...
  • Page 17 DV-444, DV-440 DV-440 : 100/16 DV-444 : 47/16 R489 DV-444 ONLY L489 VTL1078 DV-440 ONLY DV-440 ONLY : AUDIO (DIGITAL) SIGNAL ROUTE CN102 : The power supply is shown with the marked box.
  • Page 18 DV-444, DV-440 3.5 DVDM ASSY (3/4) DVDM ASSY (DV-444 : VWS1485) (DV-440 : VWS1487) DV-440 ONLY IC712 MNR4800DJ7 (VD) DV-440 ONLY DV-440 ONLY...
  • Page 19 DV-444, DV-440 : RF (VIDEO) SIGNAL ROUTE (VD) : VIDEO DATA SIGNAL ROUTE (AD) : AUDIO DATASIGNAL ROUTE : AUDIO SIGNAL ROUTE : AUDIO (DIGITAL) SIGNAL ROUTE (VD) (VD) (VD)
  • Page 20 DV-444, DV-440 3.6 DVDM ASSY (4/4) DV-444 ONLY (VD) (VD) (Cr) (Cr) (Cr) (Cb) (Cb) (Cb) DV-444 ONLY (Cr) (VD) (VD) (Cr) (Cb) (Cb)
  • Page 21 DV-444, DV-440 DVDM ASSY (DV-444 : VWS1485) (VD) (DV-440 : VWS1487) : VIDEO DATASIGNAL ROUTE : V SIGNAL ROUTE : Y SIGNAL ROUTE : C SIGNAL ROUTE : Y SIGNAL ROUTE DV-444 (Cb) : Cb SIGNAL ROUTE ONLY (Cr) : Cr SIGNAL ROUTE...
  • Page 22 DV-444, DV-440 3.7 JACB ASSY (1/3) JACB ASSY (DV-444 : VWV1840) (DV-440/KUXQ : VWV1899) (DV-440/KUXJ, KCXJ : VWV1844) CONTROL INPUT : AUDIO (DIGITAL) SIGNAL ROUTE : The power supply is shown with the marked box.
  • Page 23 DV-444, DV-440...
  • Page 24 DV-444, DV-440 3.8 JACB ASSY (2/3) JACB ASSY (DV-444 : VWV1840) (DV-440/KUXQ : VWV1899) (DV-440/KUXJ, KCXJ : VWV1844)
  • Page 25 DV-444, DV-440 : AUDIO SIGNAL ROUTE 4.3k (D) 330p 2.2k (D) 2.2k (D) 4.3k (D) : The power supply is shown with the marked box.
  • Page 26 DV-444, DV-440 JACB ASSY (DV-444 : VWV1840) 3.9 JACB ASSY (3/3) (DV-440/KUXQ : VWV1899) (DV-440/KUXJ, KCXJ : VWV1844) (Cr) (Cb) DV-444 ONLY (Cb) (Cr) (Cr) (Cr) (Cb) (Cb) DV-444 ONLY (Cr) (Cr) (Cb) (Cb) DV-440 ONLY DV-444 ONLY...
  • Page 27 : AUDIO SIGNAL ROUTE V+8V D441 1SS355 D442 1SS355 D432 1SS355 CN401 D435 1SS355 S TERMINAL OUTPUT COMPOSITE VIDEO OUTPUT D436 1SS355 D431 1SS355 (Cb) (Cb) (Cr) (Cr) (Cr) (Cb) IC411 DV-440 : MM1540BF DV-444 : MM1540CF COMPONENT VIDEO OUTPUT...
  • Page 28 DV-444, DV-440 3.10 FLKB and KEYB ASSYS FLKB ASSY (DV-444 : VWG2280) (DV-440 : VWG2332) DV-444 ONLY DV-444 ONLY DV-440 ONLY 5.6k...
  • Page 29 DV-444, DV-440 KEYB ASSY (DV-444 : VWG2289) (DV-440 : VWG2390) DV-444 ONLY : The power supply is shown with the marked box. FLKB ASSY S101 : 8 (PAUSE) S102 : 7 (STOP) S203 : 3 (PLAY) KEYB ASSY S103 : ¡ ¢ (FWD)
  • Page 30 DV-444, DV-440 3.11 POWER SUPPLY UNIT (VWR1339)
  • Page 31 DV-444, DV-440 WAVEFORMS Note : The encircled numbers denote measuring point in the schematic diagram. DVDM ASSY JACB ASSY Measurement condition : No. 1 to 4 and 6 to 11 : MJK1, Title 1-chp 1 Measurement condition : No. 1 to 5 : DVD-REF-A1, T1-Chap.1 No.
  • Page 32 DV-444, DV-440...

  • Page 33: Pcb Connection Diagram

    3-terminal regulator 4.1 LOAB and SSIB ASSYS LOAB ASSY LOAB ASSY (VNP1836-B) (VNP1836-B) CN51 LOADING MOTOR ASSY SSIB ASSY SSIB ASSY (DV-444/KUXQ, KCXQ, DV-440/KUXQ : VNP1821-C) (DV-440/KUXJ, KCXJ : VNP1820-E) CN61 STEPPING SPINDLE MOTOR MOTOR (CARRIAGE) SIDE A SIDE B...
  • Page 34 IC303 IC712 Q141 IC481 Q111 Q117 Q108 Q107 IC451 Q118 Q109 Q116 Q115 Q114 IC281 IC805 IC806 Q102 IC201 IC861 IC881 IC351 Q911 Q913 Q902 Q922 Q923 (DV-444/KUXQ, KCXQ, DV-440/KUXQ : VNP1823-A) (DV-440/KUXJ, KCXJ : VNP1822-A) CN106 CN601 SIDE A...
  • Page 35 DV-444, DV-440 DVDM ASSY IC603 IC701 IC299 Q542 Q543 Q106 Q142 Q103 IC101 Q171 Q271 Q112 IC271 Q281 IC111 IC801 IC291 Q292 Q130 Q241 IC807 IC251 Q901 Q903 Q912 Q921 (DV-444/KUXQ, KCXQ, DV-440/KUXQ : VNP1823-A) (DV-440/KUXJ, KCXJ : VNP1822-A) SIDE B...
  • Page 36 DV-444, DV-440 4.3 JACB ASSY JACB ASSY CN101 CN31 CN32 IC571 IC311 IC401 IC302 IC325 IC331 IC411 IC301 IC211...
  • Page 37 DV-444, DV-440 SIDE A (DV-444/KUXQ, KCXQ, DV-440/KUXQ : VNP1821-C) (DV-440/KUXJ, KCXJ : VNP1820-E) CN101 IC331 IC231 IC351 IC371 Q291 IC201...
  • Page 38 DV-444, DV-440 SIDE B (DV-444/KUXQ, KCXQ, DV-440/KUXQ : VNP1821-C) (DV-440/KUXJ, KCXJ : VNP1820-E) Q601 IC602 Q301-Q303 IC351 IC231 Q272-Q274 Q351 Q391-Q397 IC371 Q334-Q337 Q241 Q331 Q251 Q399 IC331...
  • Page 39 DV-444, DV-440 JACB ASSY Q351 Q352 Q276 Q211 IC211 Q321 IC311 IC180 Q541 Q551 Q531 Q331 Q251 IC325 Q261-Q264 IC301 IC221 Q314 Q501 Q511 IC571 IC331 Q521 IC411 Q572 Q571 Q445-Q448...
  • Page 40 DV-444, DV-440 4.4 FLKB ASSY FLKB ASSY FLKB ASSY CN104 IC102 IC101 (DV-444/KUXQ, KCXQ, (DV-444/KUXQ, KCXQ, DV-440/KUXQ : VNP1821-C) DV-440/KUXQ : VNP1821-C) (DV-440/KUXJ, KCXJ (DV-440/KUXJ, KCXJ : VNP1820-E) : VNP1820-E) SIDE A SIDE B CN201...
  • Page 41 DV-444, DV-440 4.5 KEYB ASSY KEYB ASSY KEYB ASSY (DV-444/KUXQ, KCXQ, DV-440/KUXQ : VNP1835-B) (DV-440/KUXJ, KCXJ : VNP1834-B) SIDE A SIDE B CN102...
  • Page 42 DV-444, DV-440 4.6 POWER SUPPLY UNIT (VWR1339) AC IN POWER SUPPLY UNIT VR201 IC201 CN101 Q412 Q411 SIDE A...

  • Page 43: Pcb Parts List

    DV-444, DV-440 Mark No. Description Part No. Mark No. Description Part No. 5. PCB PARTS LIST • NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. • mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 44 DV-444, DV-440 Mark No. Description Part No. Mark No. Description Part No. JACB ASSY VWV1840, VWV1899 and VWV1844 are constructed the same except for the following : Part No. Mark Symbol and Description Remarks VWV1840 VWV1899, VWV1844 IC411 MM1540CF MM1540BF...

  • Page 45: Loab Assy

    DV-444, DV-440 Mark No. Description Part No. Mark No. Description Part No. PCB PARTS LIST FOR DV-444/KUXQ UNLESS OTHERWISE NOTED Mark No. Description Part No. Mark No. Description Part No. C151 CCSRCH270J50 C391, C392 CCSRCH331J50 LOAB ASSY C146 CCSRCH390J50 C122, C123...
  • Page 46 DV-444, DV-440 Mark No. Description Part No. Mark No. Description Part No. R895 RS1/16S1201F CAPACITORS R865 RS1/16S1502F C503, C513, C523 CCSRCH180J50 R358, R361 RS1/16S1503F C236, C238, C286, C288 CCSRCH331J50 R894 RS1/16S3001F C150 CCSRCH470J50 R876, R878 RS1/16S4701F C501, C502, C511, C512...
  • Page 47 DV-444, DV-440 Mark No. Description Part No. Mark No. Description Part No. CAPACITORS C111, C114, C118, C119 CCSRCH102J50 C102 CCSRCH470J50 C122 CEAL101M6R3 C101, C103, C106, C112, C121 CKSRYF104Z25 C131 CKSRYF104Z25 C105 CKSRYF104Z50 RESISTORS All Resistors RS1/16S&&&J OTHERS CN102 CONNECTOR 4P...

  • Page 48: Adjustment

    DV-444, DV-440 6. ADJUSTMENT 6.1 ADJUSTMENT ITEMS AND 6.2 JIGS AND MEASURING LOCATION INSTRUMENTS Adjustment Items [Mechanism Part] Tangential and Radial Height Coarse Adjustment DVD Jitter Adjustment Initialize the Focus Sweep Setting [Electrical Part] Screwdriver (large) Screwdriver (medium) Electrical adjustments are not required.

  • Page 49: Necessary Adjustment Points

    DV-444, DV-440 6.3 NECESSARY ADJUSTMENT POINTS When Adjustment Points Exchange Parts of Mechanism Assy ∗ After adjustment, screw locks Mechanical ~, Ÿ, ! Exchange the Pickup point with the Screw tight. Electric point Mechanical Exchange the Traverse Mechanism point Electric point ∗...

  • Page 50: Test Mode

    DV-444, DV-440 6.4 TEST MODE TEST MODE: ON TEST POWER GGF1067 Test mode remote control unit TEST MODE: DISC SET CHECK <TRAY OPEN> DVD, CD OPEN/CLOSE OPEN/CLOSE DVD disc (Player or Remote (Player or Remote Control Unit) Control Unit) &&&...

  • Page 51: Mechanism Adjustment

    DV-444, DV-440 6.5 MECHANISM ADJUSTMENT Tangential and Radial Height Coarse Adjustment START Cautions: • Remove the servo mechanism. Because there is not a Spacer for height adjustment in • Remove a Spacer for height adjustment adjustment after the second time, will keep it at need.
  • Page 52 DV-444, DV-440 DVD Jitter Adjustment • Playback method of inner and outer address for the purpose is refererd to "6.4 TEST MODE". Use disc: GGV1025 • Jitter indication of the monitor is refererd to "7.1.3 TEST MODE SCREEN DISPLAY". START Mechanism Assy •...
  • Page 53 DV-444, DV-440 Initialize the Focus Sweep Setting Purpose: To set the sweep which was correct with the individual Traverse mechanism. Turn on the Player POWER CLEAR Note: Be sure to perform this step when replaced the Pickup or Traverse mechanism.

  • Page 54: General Information

    DV-444, DV-440 7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 SELF-DIAGNOSTIC FUNCTION OF PICKUP DEFECTIVE This unit can confirm the laser diode current value (DVD: 650nm, CD: 780nm) of pickup on the Test Mode screen. (Press the ESC → TEST keys in order on the test mode remote control unit (GGF1067) to enter the test mode.) It's effective in case of the following condition.

  • Page 55: Test Points Location

    DV-444, DV-440 7.1.2 TEST POINTS LOCATION This model has not test terminal. Please use following points on the DVDM Assy when checking RF, FE and TE, etc.. DVDM ASSY CN51 Color CN13 Y (/G) CN32 difference Prog. Y Prog. Cr Prog.

  • Page 56: Test Mode Screen Display

    DV-444, DV-440 7.1.3 TEST MODE SCREEN DISPLAY TEST MODE SCREEN DISPLAY When the test mode is entered, press the ESC button and the TEST button in order of the test mode remote control unit (GGF1067). Consecutive double-OSD display is supported during test mode. The screen is composed 10 lines with a maximum of 32 characters per line.
  • Page 57 DV-444, DV-440 (10) Output video system [V – ∗ ∗ ∗ ∗] (20) 1 Version of the flash ROM [V : ∗ . ∗ ∗ ∗] 2 Flash ROM size [FLSH = ∗] NTSC system [NTSC] PAL system [PAL ] (21) Revision of the system controller [S : ∗...

  • Page 58: Screen Layout

    DV-444, DV-440 DEBUGGING SCREEN SPECIFICATION FOR THE MECHANISM CONTROLLER • This specifications is subject to change without notice. 1 Indication Method of The Mechanism Controller Debugging Screen A debugging screen of the mechanism controller is indicated when pressing the test mode remote control unit [GGF1067] in order of the buttons.
  • Page 59 DV-444, DV-440 15. Disc distinction threshold value (CD and unrecorded 27. It indicates the frequency that entered the internal disc) circumference plunging into backup of the sled Threshold value of the disc distinction. Distinguish it from Hexadecimal number indication. Counter does not reset till CD if bigger than this value, and distinguish it from an turns the power off after turning it on.

  • Page 60: Trouble Shooting

    DV-444, DV-440 7.1.4 TROUBLE SHOOTING • No Power ON • FL is not turned ON • FL indication is unusual START Power ON • Blow out fuse of the primary side • Blow out micro-fuse on the POWER SUPPLY Unit. (Check the each voltage.) (P101 and P102) •...

  • Page 61: Error Code

    DV-444, DV-440 7.1.5 ERROR CODE Error codes that are displayed on the FL display without using the remote control unit FL Display Possible causes Operation of the unit The sound may not out AV1 VER AV-1 chip is not a match with the program of system controller with the specific audio.
  • Page 62 DV-444, DV-440 Description Operation Causes if with a DVD Causes if with a CD of Error of the Unit Adjusts focus at the innermost circumference and tries to return to its position where the error 33 No FOK pulse during was generated (for 3 When the focus was deviated continuously 20 times.
  • Page 63 DV-444, DV-440 Description Operation Causes if with a DVD Causes if with a CD of Error of the Unit Auto sequence ABUSY did not return within 200 mS after the timeout of Stop ADJMIR (modulation factor measurement) modulation factor command was sent.
  • Page 64 DV-444, DV-440 Description Causes if with a DVD Causes if with a CD Operation of the Unit of Error The tray switch that had been Open mode was forcibly changed to a mode other than F5 Tray being pushed Closes Open by an external force.

  • Page 65: Disassembly

    DV-444, DV-440 7.1.6 DISASSEMBLY DIAGNOSIS OF PCBs Note When diagnosing the unit, be sure to use two connection cables for service. (Part No. : GGD1222) Bonnet and Tray Panel How to Open the Tray by Manual Operating Remove the Bonnet (Screws × 6)
  • Page 66 DV-444, DV-440 Diagnosis of DVDM Assy PCB Location Remove two screws. POWER SUPPLY JACB ASSY UNIT Remove two PCB Support. SSIB ASSY Remove two Flexible Cable. Remove the DVDM Assy. LOAB DVDM ASSY ASSY × 2 KEYB ASSY FLKB ASSY...
  • Page 67 DV-444, DV-440 Diagnosis of JACB Assy Remove the Rear Panel (Screws ×7). Short point of the JACB Assy Remove the JACB Assy, MJKB Assy and the POWER SUPPLY Unit (Screws ×10)(PCB Support ×1). Connect two Connection Cables for Service (GGD1222) between DVDM Assy and JACB Assy.
  • Page 68 DV-444, DV-440 Disassembly of the Traverse Mechanism Assy and the Pickup Assy Remove the Loading Mechanism Assy (Screws ×4). Remove the Bonnet and Tray Panel. Remove the Front Panel. Remove a screw. Remove the Bridge (Screw ×1). Cautions: Screw is locked with Silicone Adhesive.
  • Page 69 DV-444, DV-440 When Removing The Pickup Assy Remove two screws. Remove the Pickup Flexible Cable. Cautions: Screw is locked with Silicone Bond. Please lock it with Silicone Bond when installs it. Silicone Adhesive GEM1037 Slider Hold Spring Traverse Mechanism Assy...
  • Page 70 DV-444, DV-440 Styling the Pickup Flexible Cable Fold a edge of lining part of the Pickup Flexible Cable. Insert the Pickup Flexible Cable in connector, and lock it surely. Pickup Assy Bottom View Conducting plane FFC Holder Caution: Move the Pickup to the innermost of the disc.

  • Page 71: Parts

    DV-444, DV-440 7.2 PARTS 7.2.1 IC • The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. • List of IC LA9701M, LC78652W, BA6664FM, PD6345A, M65774BFP, ADV7172KST, PM0026A, PCM1742KE, MM1540BF, MM1540CF, PE5251A LA9701M (DVDM ASSY : IC101) •...
  • Page 72 DV-444, DV-440 LC78652W (DVDM ASSY : IC201) • Servo DSP IC • Block Diagram SLDO Servo TILTE 8bit 8bit SPDO Processor RF_PH (16×16+32→32) TBAL RF_BH TILTDO AUXO JITT HFLIO Track Counter FAST PP2/EVENT Event Counter DVDSYEQ FG Counter SLCIST1,2 34,35...
  • Page 73 DV-444, DV-440 • Pin Function t f i − − l l i t t i y t i t l i − − − − a i l t l i −...
  • Page 74 DV-444, DV-440 r r i t i r − − − − l a i t f i − − l l i l i f − t l i f t l i f t l i f −...
  • Page 75 DV-444, DV-440 BA6664FM (DVDM ASSY : IC251) • Three-phase Motor Driver • Block Diagram A3 2 DRIVER A2 4 GAIN GAIN SWITCH CONTROL A1 7 CURRENT SENSE AMP HALL AMP TORQUE GND 8 SENSE AMP H1+ 9 H1- 10 H2+ 11...
  • Page 76 DV-444, DV-440 PD6345A (DVDM ASSY : IC601) • FR CPU • Pin Function − − − − − −...
  • Page 77 DV-444, DV-440 t i s t i s − − − − d i l t i s l l o l l o − − " r " L " : " L − L " : " t s i L "...
  • Page 78 DV-444, DV-440 − − − i t l c t i − c t i − − " " L " ) " l a i l a i l a i − c t i − − l a i l e l −...
  • Page 79 DV-444, DV-440 − − − − x i f − − x i f − − − ←...
  • Page 80 DV-444, DV-440 M65774BFP (DVDM ASSY : IC801) • MPEG2 Decoder IC • Block Diagram 16M bit SDRAM SDRAM Bit Streem Descrambler Controller Bit Streem Input Interface Video Decoder Sub-picture Decoder Internal Display Processor Special Playback 16M DRAM Processor Host Host CPU...
  • Page 81 DV-444, DV-440 − y l l n i l − n i l − n i l n i l...
  • Page 82 DV-444, DV-440 n i l n i l n i l n i l n i l n i l n i l n i l n i l n i l n i l n i l n i l...
  • Page 83 DV-444, DV-440 ADV7172KST (DVDM ASSY : IC861) • Digital PAL/NTSC Video Encoder with Six DACs (10-bits), Color Control and Enhanced Power Management • Pin Arrangement 47 46 45 44 43 42 41 40 39 38 37 COMP1 DAC A DAC B...
  • Page 84 DV-444, DV-440 . s l . s l l r t 0 " . " l a i t s i - l l i l p s " " l l µ µ t i c t s i...
  • Page 85 DV-444, DV-440 PM0026A (DVDM ASSY : IC881) (DV-444 Only) • Progressive Scan Converter (PRO-1) • Pin Arrangement VDD2 VDD3 SPR4/VO6 SDATA SPR5/VO7 SCLK SPR6/VO8 RMA1 RMA0 SPR7/VO9 CKPOL CLMP VIA9 AGND VIA8 VIA7 AVDD2 VIA6 FSADJ VIA5 VREF VIA4 AVDD2...
  • Page 86 DV-444, DV-440 • Pin Function − − − − − − − t s i i l p − l l e − l a i e l l − l a i e l l −...
  • Page 87 DV-444, DV-440 − − l a i e l l − − t s i − − − t s i − y t i c i t −...
  • Page 88 DV-444, DV-440 PCM1742KE (JACB ASSY : IC211) • D/A Converter • • Pin Arrangement Pin Function Nmae Pin Function Audio data bit clock input DATA Audio data digital input DATA L-channel and R-channel Audio data LRCK latch enable input −...
  • Page 89 DV-444, DV-440 MM1540BF (JACB ASSY : IC411)(DV-440 Only) • 75Ω × 2 Driver for DVD (6 ch / 9dB) • • Pin Arrangement Block Diagram VCC2 VCC1 VCC2 VCC1 75ohm VOUT Driver VOUT +9dB YC MIX YC MIX COUT 75ohm...
  • Page 90 DV-444, DV-440 MM1540CF (JACB ASSY : IC411)(DV-444 Only) • 75Ω × 2 Driver for DVD (6 ch / 9dB / for progressive) • • Pin Arrangement Block Diagram VCC2 VCC1 VCC2 VCC1 75ohm VOUT Driver VOUT +9dB YC MIX YC MIX...
  • Page 91 DV-444, DV-440 PE5251A (FLKB ASSY : IC101) • Mode Control IC • Pin Function Pin Name Pin Function − VDD1 Positive power supply (excepting port, analog and FIP controller/driver section) − VSS1 Ground (excepting port and analog) Connect a crystal for main system clock oscillation −...
  • Page 92 DV-444, DV-440 Pin Name Pin Function 41 P45 Port 4 8-bit high proof pressure input/output ports of P-ch open drain 42 P44 43 P43/FIP35 44 P42/FIP34 Port 4 8-bit high proof pressure input/output ports of P-ch open drain / High proof presure large current output...

  • Page 93: Fl Display

    DV-444, DV-440 7.2.2 FL DISPLAY VAW1063 (FLKB ASSY : V101) • FL Tube Pin Connection Pin No. Connection F2 NP P17 P16 P15 P14 P13 P12 P11 P10 NX Pin No. Connection P3 P1 11G 10G 9G Note ; 1) F1, F2 : Filament...

  • Page 94: Panel Facilities And Specifications

    DV-444, DV-440 8. PANEL FACILITIES AND SPECIFICATIONS 8.1 PANEL FACILITIES Front Panel (DV-444) DVD PLA YER Î ¡ ¢ STANDBY/ON FL DIMMER 4 1 (reverse) button STANDBY/ON button Press to switch the player on or to put in standby. Press to go back to previous chapters/tracks. Press and hold to perform reverse playback scanning.
  • Page 95 DV-444, DV-440 Front Panel (DV-440) DVD PLA YER Î ¡ ¢ STANDBY/ON 0 (open/close) button STANDBY/ON button Press to switch the player on or to put in standby. Press to open and close the disc tray. 4 1 (reverse) button Disc tray Press to go back to previous chapters/tracks.

  • Page 96: Display Window

    COND. indicator Indicates DTS audio playback. Indicates that Condition Memory settings are memorized for the currently loaded DVD. PRGSVE indicator (DV-444 only) TOTAL indicator Lights when unit is set to output 525 line progessive scan (non-interlaced) video. Indicates that the disc in the player is stopped and DISPLAY has been pressed.

  • Page 97: Rear Panel

    Use to connect this player to another component If your TV or monitor has an S-video input, clear bearing the Pioneer Î mark. This lets you control picture reproduction is possible by connecting the this unit as though it were a component in a system.
  • Page 98 DV-444, DV-440 Remote Control Unit (DV-444) AUDIO button Press repeatedly to select one of the audio languages programmed on a DVD. For Video CD, CD and MP3, each press changes the audio output as follows. LAST CONDITION OPEN/ MEMORY MEMORY...
  • Page 99 TV. Press to call up the top menu programmed on the For example, If you have a Pioneer TV, press and DVD. Depending on the DVD, the top menu may be hold CLEAR, then press 0, 0 on the remote identical to the DVD menu.
  • Page 100 DV-444, DV-440 Remote Control Unit (DV-440) (Buttons indicated with * are used for menu operation.) LAST MEMORY button You can resume DVD or Super VCD/Video CD playback from OPEN/ the point you last watched even if the disc is removed from the...
  • Page 101 DV-444, DV-440 STOP 7 button NEXT ¢ button During playback, press NEXT ¢ to advance to the next Press to stop playback. Pressing once enables playback to resume from a point shortly before the location where it was chapter/track. stopped. Pressing twice causes the disc to return to the PLAY 3 button beginning of the disc when playback starts again.

  • Page 102: Specifications

    • Audio Cord (VDE1052 or VDE1054 or VDE1064) • Power Cord (ADG7022) • Remote Control Unit (L = 1.5m) (DV-444 : VXX2703) White • Video Cord (VDE1053 or VDE1055 or VDE1065) • Dry Cell Battery (R6P, AA) • Remote Control Unit (L = 1.5m)

This manual is also suitable for:

Dv-440

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