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PARENTAL LOCK / DISASSEMBLY FOR REPAIR

(L3)

hole A

FIG. 1-1

FIG. 2-2

3

DVF-3400

How to Reset Parental Lock

1.  Connect the TV set to DVF-3400.
2.  Push the power switch of DVF-3400 to be on.
3.  Check the display of DVF-3400 shown “NO DISC”.
4.  Push the “SETUP” key of remote control and TV has “set 

up menu”.

5.  Select the “16:9” on TV.
6. Push # key 1397139 and ENTER. Push # key again if 

mistype.

7.  Push the power switch of DVF-3400 to be off.

1. TRAY DISC (FIG. 1-1)

1) Insert and push a Driver in the emergency eject hole (A) 

at the right side, or put the Driver on the Lever (B) of the 
Gear Emergency and pull the Lever (B) in direction of 
arrow so that the Tray Disc is ejected about 15~20mm.

2) Pull the Tray Disc until it is separated from the Base Main 

completely.

2. FRAME ASSEMBLY UP/DOWN (FIG. 2-2)

Note

Put the Base Main face down (Bottom Side)
  1) Release the screw (S4)
 2)  

Unlock the Locking Tab (L3) in direction of arrow and 
then lift up the Frame Assembly Up/Down to separate it 
from the Base Main.

Note

 •   When reassembling move the Guide Up/Down in direction 

of arrow (C) until it is positioned as Fig. (C).

 •   When reassembling inser t (A) por tion of the Frame 

Assembly Up/Down in the (B) portion of the Guide Up/
Down as Fig. (B)

3. BELT LOADING (FIG. 2-2)

Note

Put the Base Main on original position (Top Side)

4. GEAR PULLEY (FIG. 2-2)

1) Unlock the Locking Tab (L4) in direction of arrow (B) and 

then separate the Gear Pulley from the Base Main

5. GEAR LOADING (FIG. 2-2)

6. GUIDE UP/DOWN (FIG. 2-2)

1) Move the Guide Up/Down in direction of arrow (A) as Fig. 

(A)

2) Push the Locking Tab (L5) down and then lift up the Guide 

Up/Down to separate it from the Base Main.

Note

When reassembling place the Guide Up/Down as Fig. (C) 
and move it in direction arrow (B) until it is locked by the 
Locking Tab (L5). And confi rm the Guide Up/Down as Fig. (A)

7. PWB ASSEMBLY LOADING (FIG. 2-2)

Note

Put the Base Main face down (Bottom Side)
 1)  

Release 1 Screws (S5)

 2)  

Unlock the Loading Motor (C2) from the Hook (H1) on 
the Base Main.

 3)  

Unlock 2 Locking Tabs (L6) and separate the PWB 
Assembly Loading from the Base Main.

Summary of Contents for DVF-3400-B

Page 1: ...r A29 1276 08 S A29 1277 08 B Power Cord E30 7380 08 X E30 7388 08 E Jack E63 1355 08 X E63 1356 08 E Panel A60 2524 08 S A60 2522 08 B Jack E58 0073 08 E In compliance with Federal Regulations following are reproduction of labels on or inside the product relating to laser product safety KENWOOD Corp certifies this equipment conforms to DHHS Regu lations No 21 CFR 1040 10 Chapter 1 subchapter J DA...

Page 2: ...A CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure In compliance with Federal Regulations the following are reproductions of labels on or inside the product relating to laser product safety KENWOOD CORPORATION 2967 3 ISHIKAWA CHO HACHIOJI SHI TOKYO JAPAN KENWOOD CORP CERTIFIES THIS EQUIPMENT CONFORMS TO...

Page 3: ...he Frame Assembly Up Down to separate it from the Base Main Note When reassembling move the Guide Up Down in direction of arrow C until it is positioned as Fig C When reassembling insert A portion of the Frame Assembly Up Down in the B portion of the Guide Up Down as Fig B 3 BELT LOADING FIG 2 2 Note Put the Base Main on original position Top Side 4 GEAR PULLEY FIG 2 2 1 Unlock the Locking Tab L4 ...

Page 4: ...4 DVF 3400 BLOCK DIAGRAM 1 OVERALL BLOCK DIAGRAM ...

Page 5: ...5 DVF 3400 BLOCK DIAGRAM 2 SERVO BLOCK DIAGRAM 3 MPEG MEMORY BLOCK DIAGRAM MECHANISM DECK ...

Page 6: ...6 DVF 3400 BLOCK DIAGRAM 4 VIDEO BLOCK DIAGRAM 5 AUDIO BLOCK DIAGRAM Rch Lch ...

Page 7: ...orking Is 3 3VA section working Is 3 3V present at emitter of Q121 Power on 1 8032 initializes SERVO DSP RISC registers 2 Write RISC code to SDRAM 3 Reset RISC Show LOGO Tray close to closed position SLED moves to inner position 1 Judge whether have disc and disc type 2 Jump to related disc reading procedure 1 Execute pressed Key IR key 2 System operation routine loop 1 Stop playback open Tray 2 D...

Page 8: ...tputs normal on main PCBA RESET or power on NO NO YES Check connection lines between FLASH ZR966 and the FLASH access time whether is suitable or not NO YES Check connection lines between SDRAM ZR966 and the SDRAM is damaged NO YES Check the related circuit of ZR966 NO YES Check the filtering and amp circuit of TV signal Check AV cable connection to TV set NO NO YES Check the load OPEN CLOSE switc...

Page 9: ... outputs Optical Lens has movements for searching focus B C NO NO YES YES Check the laser power circuit on ZR966 and connecting to power transistor Check cable connection between transistor ouput and pick up head NO Laser off NO NO YES Check the related circuit on RF signal Check DVD_LD CD_LD signal YES YES NO NO YES Check spindle_s related circuit on ZR966 SP SP output properly NO YES Check the s...

Page 10: ...er T T output properly NO Check the focus_s connection on ZR966 and motor driver Check focus_s signal on ZR966 YES Check the focus control amp circuit on motor driver F F output properly D E NO NO YES YES Check connection between ZR966 Audio DAC Check Audio filter amplify mute circuit NO NO YES Check communication lines on ZR966 YES YES TEST END Check the cable connection on Front pannel Normal Au...

Page 11: ... at 27MHz X601 2 ZR699 reset is active high 3 RS232 waveform during procedure Downloading 4 Flash R W enable signal during download Downloading FIG 1 1 FIG 1 2 FIG 1 3 FIG 1 4 Note Waveform number shows check points in schematic diagram 1 2 3 4 3 3VA PWR_CTL RESET 5 6 TXD RXD 7 8 PRD PWR ...

Page 12: ...LOCK 3 TRAY OPEN CLOSE SIGNAL 4 SLED CONTROL RELATED SIGNAL NO DISC CONDITION 5 LENS CONTROL RELATED SIGNAL NO DISC CONDITION FIG 2 1 FIG 3 1 FIG 4 1 FIG 5 1 10 11 12 13 INSW OUTSW CLOSE OPEN 14 15 16 17 SLED_S 1 9V 1 4V 1 1V DRVSB 3 3V SLED 4 2V 2 8V 1 2V SLED 4 2V 2 8V 1 5V Note Waveform number shows check points in schematic diagram ...

Page 13: ...EFORM NO DISC CONDITION FIG 6 1 FIG 7 1 FIG 8 1 DVD FIG 8 2 CD 21 22 23 MDI1 0V 180mV CD_LD 3 3V 2 3V DVD_LD 3 3V 2 3V 24 25 26 SPINDLE_S 1 4V 1 8V SP 3 6V 2 4V SP 3 6V 4 8V 8 FOCUS ON WAVEFORM 27 28 29 FOCUS_S FF FF FOCUS_S FF FF 27 28 29 Note Waveform number shows check points in schematic diagram ...

Page 14: ... 9 1 DVD FIG 9 2 CD FIG 10 1 FIG 11 1 30 31 32 TRACK_S Tracking Tracking 9 FOCUS ON WAVEFORMRACKING CONTROL RELATED SIGNAL SYSTEM CHECKING TRACK_S Tracking Tracking 30 31 32 10 ZR966 AUDIO COAXIAL OUTPUT SPDIF 33 Note Waveform number shows check points in schematic diagram ...

Page 15: ...15 DVF 3400 WAVEFORMS 2 COMPOSITE VIDEO SIGNAL 12 AUDIO OUTPUT FROM ZR966 FIG 11 2 FIG 12 1 Note Waveform number shows check points in schematic diagram ...

Page 16: ... 12 4 1 8 16 9 5 C703 C696 R601 C614 C643 C698 C611 C610 C609 C608 L620 C613 C690 R603 R604 R628 C650 R627 R626 C6U2 R607 C6U1 C678 C649 C6C9 R606 R651 C676 C681 C682 C683 C616 C684 C679 R655 R654 C685 C686 C687 C689 C709 R771 R744 R765 R775 R774 C704 R768 R745 R779 R723 C706 R701 R702 R712 R714 R605 C652 C688 R646 C692 C691 R656 R657 C697 R625 L608 C654 C6E1 C6E2 L621 C607 C606 C603 C602 C645 R61...

Page 17: ...schematic diagram for the values of resistors and capacitors M RESET TP TP602 TP601 PH1 JIG708 JIG704 JIG706 JIG710 JIG709 JIG217 JIG207 JIG641 SLIT2 JIG224 JIG232 JIG229 JIG231 JIG230 JIG228 JIG227 JIG226 JIG225 JIG702 JIG703 JIG701 JIG705 JIG707 MAIN SIDE B ...

Page 18: ...C904 R901 L901 R907 R908 R909 R910 C908 RES PLAY STOP BACKWARD FORWARD W1 3 1 W2 W3 C906 OPEN CLOSE R140 R143 B E C154 R151 R145 R144 C156 C126 C153 T101 C121 R152 C123 C124 L122 C155 C122 E E B E E B B B C A R L121 BC101 C103 C104 L101 R122 R121 C157 R130 R123 R127 C113 C106 R102 V101 C101 C114 C110 R103 C105 C111 R128 R129 R126 C128 R105 C109 C108 R124 R125 W106 W107 W112 W103 W101 W108 W102 W11...

Page 19: ... 257 165 1 75 1 75 166 0 81 2 37 167 0 436 0 397 168 0 812 2 36 169 0 0001 0 003 170 0 256 1 726 171 1 598 1 694 172 0 0001 0 003 173 0 806 2 097 174 0 001 1 647 175 0 002 0 93 176 0 0001 0 003 177 3 29 3 24 178 0 0001 0 199 179 0 0001 0 006 180 3 29 2 36 181 3 29 3 22 182 0 0001 1 733 183 3 29 3 25 184 0 0015 1 612 185 0 0001 0 0002 186 0 0029 2 484 187 0 0018 1 697 188 3 28 3 24 189 0 0003 0 000...

Page 20: ... JIG232 JIG227 JIG226 JIG225 JIG224 SP SP S S 194 193 L L 4 7K R220 R221 4 7K L202 157 R216 220 0 1 C219 R217 3 3 220u6 3 C208 181 33K 199 R203 178 1000P C204 0 1 C205 173 166 168 161 160 164 163 L206 0 1 C207 F T T F 129 180 4 7 R219 0 1 C220 47u6 3 C209 R218 220 1000P C206 179 100u16 C217 C210 0 1 R201 430 1K R202 189 188 187 182 GND 29 L S S L SP SP F F T T GND 30 1K R229 R230 1K 1K R222 142 18...

Page 21: ...79 180 182 183 184 185 186 187 188 189 190 192 193 194 195 196 197 198 199 200 202 203 204 205 206 207 208 GPIO 60 FCU SCLK 10 WR D17 D11 D10 D15 A14 D18 D9 D14 D16 32 31 30 29 28 27 26 25 24 23 22 16 21 20 19 18 17 GNDC MEMDAT 14 GPIO 4 13 15 14 12 11 1000P A6 A13 A5 A12 A4 A2 1 8V 1 3 3VA 1 C646 C645 47u6 3 9 8 7 6 5 4 3 2 1 MEMRD MEMDAT 0 GPIO 8 MEMDAT 8 MEMDAT 1 GPIO 9 MEMDAT 9 VDDP GPIO 61 FC...

Page 22: ...113 GPIO 27 APWM0 GPIO 28 AOUT 0 APWM0 115 GPIO 30 ALRCLK GPIO 31 ABCLK GPIO 32 SPDIFO GPIO 34 RAMCKE SPDIFIN GPIO 36 120 GPIO 29 AMCLK GNDC 117 VDDP 118 119 123 GPIO 33 AIN SPDIFN 121 122 GPIO 35 124 125 157 158 159 160 IGPIO 44 IGPIO 37 TMS NMI GPIO 38 GPIO 39 GPIO 42 TCK GPIO 43 TD0 130 127 GPIO 40 128 129 GPIO 41 TDI NMI 131 132 133 VDDP GPIO 46 DUPRD0 135 134 GPIO 45 PWMCO 5 DUPTD0 136 137 14...

Page 23: ...V 1 3 2 GND 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 PLUG SCREEN EARTH VIDEO INPUT VIDEO OUTPUT BLANKING SIGNAL EARTH VIDEO EARTH BLANKING SIGNAL RED SIGNAL DATA EARTH RED EARTH DATA 1 GREEN SIGNAL DATA 2 GREEN EARTH SWITCHING VOLTAGE BLUE SIGNAL AUDIO INPUT1 L BLUE EARTH AUDIO EARTH AUDIO OUTPUT1 L AUDIO INPUT2 R AUDIO OUTPUT2 R BC301 75 R305 1uH F301 470u6 3 C305 C306 470u6 3 F302 1...

Page 24: ...C154 0 022 C156 220 R140 C153 4 7u50 C157 0 022 R144 R145 1K 1K 120 R122 1K R121 100u16 C155 47K R123 10K R130 47u50 C126 1000u16 C123 22uH L122 330u10 C124 1000u10 C121 330u10 C122 22uH L121 0 1 C128 1K R127 2 2K R125 180 R124 3K R128 14 13 12 11 10 9 8 0 01u630 C105 56K R103 15u450 C104 15u450 C103 2200P C111 0 1u275 C101 V101 1 4 3 2 5 6 7 FR101 2 2 E S5 S7 S6 S8 G F S1 S2 S3 S4 A B C D G2 G1 G...

Page 25: ...n 700 are not supplied 25 DVF 3400 EXPLODED VIEW MECHANISM 3 2 1 B A A F L N09 5550 08 N09 5565 08 N89 2006 43 F1 7x7 F1 7x3 F2 0x6 BLK DVF 3400 801 802 803 818 814 820 817 L 819 830 824 825 836 13 12 2 1 15 16 12 12A 10 12A 21 A 3 A Fx2 Fx2 26 ...

Page 26: ...3x10 BLK F3x8 BLK F3x6 5 N09 5521 08 N09 5520 08 N89 3008 43 N89 3010 43 N09 5551 08 N09 5574 08 DIG901 OPEN CLOSE PLAY STOP REVERSE FORWARD POWER TIMER PCB KEY PCB SMPS PCB 607 R W YEL BLK 608 612 601 622 610 606 16 16 10 10 613 626 628 647 605x2 605 605 626 627 625 623 604 621 624 702 706 716 712 711 N N N N 609 714 715 M R SLV BLK R DVF 3400 B M R M R M R M R Q Q Q Q SW904 SW902 SW905 SW907 SW9...

Page 27: ... 010UF K C640 CD04BJ0J471M ELECTRO 470UF 6 3WV C641 2 CK73GB1H102K CHIP C 1000PF K C643 CK73GB1H104K CHIP C 0 10UF K C644 CD04BJ0J470M ELECTRO 47UF 6 3WV C645 CK73GB1H102K CHIP C 1000PF K C646 CD04BJ0J470M ELECTRO 47UF 6 3WV C647 8 CK73GB1H102K CHIP C 1000PF K C649 CD04BJ0J470M ELECTRO 47UF 6 3WV C650 CK73GB1H104K CHIP C 0 10UF K C651 CK73GB1H103K CHIP C 0 010UF K C652 5 CK73GB1H104K CHIP C 0 10UF...

Page 28: ...K702 E63 1355 08 Jack Complex 6612J00044B X JK702 E63 1356 08 Jack RCA 6612J00044E E P2201 E41 1411 08 Connector FFC F 6630XE00123 P2202 E41 1884 08 Connector FFC F 6630XE00109 P3701 E41 1582 08 Connector FFC F 6630R FB10L E P6901 E41 1582 08 Connector FFC F 6630R FB10L P7301 E41 1885 08 Connector FFC F6630XE00112 E BC101 L92 0828 08 Filter Bead 636 004C BC301 L92 0828 08 Filter Bead 636 004C E F3...

Page 29: ...R758 RK73GB2A750J CHIP R 75 J 1 10W E R765 RK73GB2A000J CHIP R 0 0 J 1 10W X R765 RK73GB2A750J CHIP R 75 J 1 10W E R768 RK73GB2A000J CHIP R 0 0 J 1 10W X R768 RK73GB2A750J CHIP R 75 J 1 10W E R770 RK73GB2A750J CHIP R 75 J 1 10W E R771 RK73GB2A000J CHIP R 0 0 J 1 10W X R771 RK73GB2A750J CHIP R 75 J 1 10W E R772 RK73GB2A000J CHIP R 0 0 J 1 10W X R772 RK73GB2A750J CHIP R 75 J 1 10W E R773 5 RK73GB2A7...

Page 30: ...n nicht geliefert DVF 3400 30 Add ress Parts No New Parts Description Desti nation Re marks 7 13 1A D16 0812 08 Belt 4400R 0010A 15 2A T42 1156 08 Motor Unclassif 4681R A015A 16 2B J26 0159 08 PCB Assembly EBR34880101 21 3B T42 1161 08 Motor Unclassif 4681R B009C 26 2A J99 0858 08 Tray MJS31956301 A N09 5550 08 Screw Customize 1SZZR 0064B F N09 5565 08 Screw Customize 1SZZR 0011A L N89 2006 43 Scr...

Page 31: ...ia NTSC Composite video output level 1 Vp p 75 Ω S video output level Except for Europe Y signal 1 Vp p 75 Ω C signal NTSC 0 286 Vp p 75 Ω PAL 0 300 Vp p 75 Ω Component Video output level Y signal 1 Vp p 75 Ω CB signal 0 7 Vp p 75 Ω CR signal 0 7 Vp p 75 Ω RGB output level SCART For Europe 0 7 Vp p 75 Ω Horizontal resolution More than 500 lines Video signal to noise ratio More than 68 dB General P...

Page 32: ...DVF 3400 ...

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